Analysis

  • max time kernel
    107s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20240220-en
  • resource tags

    arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
  • submitted
    01-07-2024 17:19

General

  • Target

    Vex Cleaner.exe

  • Size

    1.1MB

  • MD5

    01eb96f5bbe7ec7c091d81c8702fc6ef

  • SHA1

    9a6dc9d9b82a5cef42f32b2a5852e2b5842b3944

  • SHA256

    608a5cb80fea71dbb0eb5656afd7f4775fd0f0701ba851e565427ce5a8067564

  • SHA512

    51955a49c1702f4fc6e736de7751692545e86c642e43846bf599f7036f64c0371a0b26f1104f44f4d62a83cb4ce8802d8391a6b94317e30bb74b7e3b1f4ffed8

  • SSDEEP

    24576:cdngwtlaHxN8KUWVe6tw2wvKhLnekqjVnlqud+/2P+Aa2o:cdngwwHv5VbtHw1kqXfd+/9A

Malware Config

Signatures

  • AgentTesla

    Agent Tesla is a remote access tool (RAT) written in visual basic.

  • AgentTesla payload 1 IoCs
  • Enumerates system info in registry 2 TTPs 6 IoCs
  • Modifies system certificate store 2 TTPs 6 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 55 IoCs
  • Suspicious use of FindShellTrayWindow 34 IoCs
  • Suspicious use of SendNotifyMessage 32 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Vex Cleaner.exe
    "C:\Users\Admin\AppData\Local\Temp\Vex Cleaner.exe"
    1⤵
    • Enumerates system info in registry
    • Modifies system certificate store
    • Suspicious use of AdjustPrivilegeToken
    PID:2088
  • C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe"
    1⤵
    • Enumerates system info in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:1432
    • C:\Program Files\Google\Chrome\Application\chrome.exe
      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" --url=https://clients2.google.com/cr/report --annotation=channel= --annotation=plat=Win64 --annotation=prod=Chrome --annotation=ver=106.0.5249.119 --initial-client-data=0xc0,0xc4,0xc8,0x94,0xcc,0x7fef6e69758,0x7fef6e69768,0x7fef6e69778
      2⤵
        PID:1468
      • C:\Program Files\Google\Chrome\Application\chrome.exe
        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --gpu-preferences=UAAAAAAAAADgAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=1164 --field-trial-handle=1288,i,263636313488184204,10037625188908020026,131072 /prefetch:2
        2⤵
          PID:1784
        • C:\Program Files\Google\Chrome\Application\chrome.exe
          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=1508 --field-trial-handle=1288,i,263636313488184204,10037625188908020026,131072 /prefetch:8
          2⤵
            PID:1604
          • C:\Program Files\Google\Chrome\Application\chrome.exe
            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=1612 --field-trial-handle=1288,i,263636313488184204,10037625188908020026,131072 /prefetch:8
            2⤵
              PID:1252
            • C:\Program Files\Google\Chrome\Application\chrome.exe
              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --first-renderer-process --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --mojo-platform-channel-handle=2100 --field-trial-handle=1288,i,263636313488184204,10037625188908020026,131072 /prefetch:1
              2⤵
                PID:540
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=2108 --field-trial-handle=1288,i,263636313488184204,10037625188908020026,131072 /prefetch:1
                2⤵
                  PID:592
                • C:\Program Files\Google\Chrome\Application\chrome.exe
                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --gpu-preferences=UAAAAAAAAADgAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --use-gl=angle --use-angle=swiftshader-webgl --mojo-platform-channel-handle=984 --field-trial-handle=1288,i,263636313488184204,10037625188908020026,131072 /prefetch:2
                  2⤵
                    PID:300
                  • C:\Program Files\Google\Chrome\Application\chrome.exe
                    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --mojo-platform-channel-handle=3220 --field-trial-handle=1288,i,263636313488184204,10037625188908020026,131072 /prefetch:1
                    2⤵
                      PID:2720
                    • C:\Program Files\Google\Chrome\Application\chrome.exe
                      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=3464 --field-trial-handle=1288,i,263636313488184204,10037625188908020026,131072 /prefetch:8
                      2⤵
                        PID:2820
                      • C:\Program Files\Google\Chrome\Application\chrome.exe
                        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=3476 --field-trial-handle=1288,i,263636313488184204,10037625188908020026,131072 /prefetch:8
                        2⤵
                          PID:912
                        • C:\Program Files\Google\Chrome\Application\chrome.exe
                          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=3516 --field-trial-handle=1288,i,263636313488184204,10037625188908020026,131072 /prefetch:8
                          2⤵
                            PID:2624
                          • C:\Program Files\Google\Chrome\Application\chrome.exe
                            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=12 --mojo-platform-channel-handle=2180 --field-trial-handle=1288,i,263636313488184204,10037625188908020026,131072 /prefetch:1
                            2⤵
                              PID:2440
                          • C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe
                            "C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe"
                            1⤵
                              PID:604

                            Network

                            MITRE ATT&CK Matrix ATT&CK v13

                            Defense Evasion

                            Subvert Trust Controls

                            1
                            T1553

                            Install Root Certificate

                            1
                            T1553.004

                            Modify Registry

                            1
                            T1112

                            Discovery

                            Query Registry

                            1
                            T1012

                            System Information Discovery

                            1
                            T1082

                            Replay Monitor

                            Loading Replay Monitor...

                            Downloads

                            • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015
                              Filesize

                              70KB

                              MD5

                              49aebf8cbd62d92ac215b2923fb1b9f5

                              SHA1

                              1723be06719828dda65ad804298d0431f6aff976

                              SHA256

                              b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

                              SHA512

                              bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

                            • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
                              Filesize

                              342B

                              MD5

                              bf0b254d632d271937ff4bfb2e46d8f7

                              SHA1

                              949c3b45087b5576ce2e32687b7f34d9da66092c

                              SHA256

                              c9d2c3ac81793611159eba9b5a298e7d066f1a3c04f941f80da59ca591e767a1

                              SHA512

                              2afaa323b6216542ccaf0c1e22271b787d964187a245db7c6a7f094369a9a2905adeb6d2fa56a0a01227a6bdc60a0f204013c491f64d1b2fdacfcdb3806d3fba

                            • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\GCM Store\Encryption\000006.dbtmp
                              Filesize

                              16B

                              MD5

                              aefd77f47fb84fae5ea194496b44c67a

                              SHA1

                              dcfbb6a5b8d05662c4858664f81693bb7f803b82

                              SHA256

                              4166bf17b2da789b0d0cc5c74203041d98005f5d4ef88c27e8281e00148cd611

                              SHA512

                              b733d502138821948267a8b27401d7c0751e590e1298fda1428e663ccd02f55d0d2446ff4bc265bdcdc61f952d13c01524a5341bc86afc3c2cde1d8589b2e1c3

                            • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\GPUCache\data_1
                              Filesize

                              264KB

                              MD5

                              f50f89a0a91564d0b8a211f8921aa7de

                              SHA1

                              112403a17dd69d5b9018b8cede023cb3b54eab7d

                              SHA256

                              b1e963d702392fb7224786e7d56d43973e9b9efd1b89c17814d7c558ffc0cdec

                              SHA512

                              bf8cda48cf1ec4e73f0dd1d4fa5562af1836120214edb74957430cd3e4a2783e801fa3f4ed2afb375257caeed4abe958265237d6e0aacf35a9ede7a2e8898d58

                            • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\TransportSecurity
                              Filesize

                              361B

                              MD5

                              ef3b3d1e5c50c515cc0263de74522b94

                              SHA1

                              e2f2d4e0fb5253cb4bfeb7eb315d3a0bb7cb39e1

                              SHA256

                              ac04cc054ba4a2c03441cb2eb28a136bf55bccc81faebc21ec46f0f56a7c0f6a

                              SHA512

                              987f21f3573e5c93f49165f7a2781aca4b5b28aaa0172ded8894d3e1814d7c91b3a667491d5d2852ab008111995ce1dc6782be5d7ad6ed3bff5bdaaa96a55ee3

                            • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences
                              Filesize

                              5KB

                              MD5

                              13a4e3439bb495f799be92fb0e9df4b5

                              SHA1

                              6304a530cfacd7c3b3812a18eb987f424311656d

                              SHA256

                              d2ca930128569e52cf1ecbce4bf1492d3400aca3e4d42dfc6dd6696fc09f891b

                              SHA512

                              2cb0e1c3d9deb743b514f4c7ef30ea5cd7ed04b77131747f88f5c52cf17bb25ba01841e6ba598896aaf4006ce870dbc8c0a31503cc64997bfe0a337f59276697

                            • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Sync Data\LevelDB\000007.dbtmp
                              Filesize

                              16B

                              MD5

                              18e723571b00fb1694a3bad6c78e4054

                              SHA1

                              afcc0ef32d46fe59e0483f9a3c891d3034d12f32

                              SHA256

                              8af72f43857550b01eab1019335772b367a17a9884a7a759fdf4fe6f272b90aa

                              SHA512

                              43bb0af7d3984012d2d67ca6b71f0201e5b948e6fe26a899641c4c6f066c59906d468ddf7f1df5ea5fa33c2bc5ea8219c0f2c82e0a5c365ad7581b898a8859e2

                            • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State
                              Filesize

                              279KB

                              MD5

                              ccffd1b712d804f5f211650c0e68d931

                              SHA1

                              e53c7b482bc11b05dae65603ffdb5a8ca4605cb7

                              SHA256

                              52e6b3cd3ce56a696795addcd8de32ac3d36f5b2b8f727e76c599a1f70fea341

                              SHA512

                              b11e204cb095f24f1d94fc691f6c1a6e1805d282efa9ea0de38558992ab80af27cadb5ed6f287807d3064159c3156f421dd08324caa5678b8477629e5a3126e4

                            • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\a7fbe15c-640b-4c22-817e-b2a405c9119d.tmp
                              Filesize

                              279KB

                              MD5

                              b9f3442059355ebb83920544628bcc64

                              SHA1

                              22b76288d446f24d4922b128609bcf5bb86b903e

                              SHA256

                              1adb91fd0c7aa4b8a0e91996f86e89fb53c2251158fcd47d135a8adce04f721b

                              SHA512

                              7e1f6fb3079a96c6ea83913da92e16b51ca3fa956c218ceed5c52fba74d0b33a4b1679569972babe152aa337d6fac0e78632d815ac12b53b223cc83ad5a0d68d

                            • C:\Users\Admin\AppData\Local\Temp\Cab286A.tmp
                              Filesize

                              65KB

                              MD5

                              ac05d27423a85adc1622c714f2cb6184

                              SHA1

                              b0fe2b1abddb97837ea0195be70ab2ff14d43198

                              SHA256

                              c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

                              SHA512

                              6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

                            • C:\Users\Admin\AppData\Local\Temp\Tar2A35.tmp
                              Filesize

                              181KB

                              MD5

                              4ea6026cf93ec6338144661bf1202cd1

                              SHA1

                              a1dec9044f750ad887935a01430bf49322fbdcb7

                              SHA256

                              8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

                              SHA512

                              6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

                            • \??\pipe\crashpad_1432_BIONKUWDPPRFJXJD
                              MD5

                              d41d8cd98f00b204e9800998ecf8427e

                              SHA1

                              da39a3ee5e6b4b0d3255bfef95601890afd80709

                              SHA256

                              e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

                              SHA512

                              cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

                            • memory/2088-73-0x0000000074060000-0x000000007474E000-memory.dmp
                              Filesize

                              6.9MB

                            • memory/2088-72-0x0000000074060000-0x000000007474E000-memory.dmp
                              Filesize

                              6.9MB

                            • memory/2088-71-0x000000007406E000-0x000000007406F000-memory.dmp
                              Filesize

                              4KB

                            • memory/2088-0-0x000000007406E000-0x000000007406F000-memory.dmp
                              Filesize

                              4KB

                            • memory/2088-70-0x0000000074060000-0x000000007474E000-memory.dmp
                              Filesize

                              6.9MB

                            • memory/2088-69-0x0000000006980000-0x0000000006B76000-memory.dmp
                              Filesize

                              2.0MB

                            • memory/2088-1-0x0000000000EE0000-0x0000000000FFA000-memory.dmp
                              Filesize

                              1.1MB

                            • memory/2088-2-0x0000000074060000-0x000000007474E000-memory.dmp
                              Filesize

                              6.9MB