Analysis

  • max time kernel
    142s
  • max time network
    128s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240611-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02-07-2024 05:47

General

  • Target

    410cbb9b952a5a653ae5ae9d39c5360fd7d107cf116b906f7ed35123101f8dc6.exe

  • Size

    5.1MB

  • MD5

    ac6e11bb3060a0b31d39b03359edd9b7

  • SHA1

    d2f379a850cea45c5c9badcc6a995e27d42cc9c7

  • SHA256

    410cbb9b952a5a653ae5ae9d39c5360fd7d107cf116b906f7ed35123101f8dc6

  • SHA512

    3d62122e63bc363ace5a66c48eddf4c4b19c01d1266c2d4c02a8cdcec8bfe0492bfb3465b507ce41f5293c41e0f174b0647b9deaa4d48ed3ffcad66ec8b5e67c

  • SSDEEP

    98304:Cg+yWR2LGnqqredNsFJcVodhJUbmyLNc8SOBAA/UoMUNBDjicVPrXw8IG1Yn8QxD:K8LuHe04VoKqyLeluAAcYNN2JG1RQt

Malware Config

Signatures

  • Detect Socks5Systemz Payload 3 IoCs
  • Socks5Systemz

    Socks5Systemz is a botnet written in C++.

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 1 IoCs
  • Unexpected DNS network traffic destination 1 IoCs

    Network traffic to other servers than the configured DNS servers was detected on the DNS port.

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\410cbb9b952a5a653ae5ae9d39c5360fd7d107cf116b906f7ed35123101f8dc6.exe
    "C:\Users\Admin\AppData\Local\Temp\410cbb9b952a5a653ae5ae9d39c5360fd7d107cf116b906f7ed35123101f8dc6.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3440
    • C:\Users\Admin\AppData\Local\Temp\is-87GVI.tmp\410cbb9b952a5a653ae5ae9d39c5360fd7d107cf116b906f7ed35123101f8dc6.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-87GVI.tmp\410cbb9b952a5a653ae5ae9d39c5360fd7d107cf116b906f7ed35123101f8dc6.tmp" /SL5="$E004E,5084074,54272,C:\Users\Admin\AppData\Local\Temp\410cbb9b952a5a653ae5ae9d39c5360fd7d107cf116b906f7ed35123101f8dc6.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:1632
      • C:\Users\Admin\AppData\Local\UDA DVD Free Ripper\udadvdfreeripper.exe
        "C:\Users\Admin\AppData\Local\UDA DVD Free Ripper\udadvdfreeripper.exe" -i
        3⤵
        • Executes dropped EXE
        PID:3684
      • C:\Users\Admin\AppData\Local\UDA DVD Free Ripper\udadvdfreeripper.exe
        "C:\Users\Admin\AppData\Local\UDA DVD Free Ripper\udadvdfreeripper.exe" -s
        3⤵
        • Executes dropped EXE
        PID:5028
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4160,i,3595107284059830391,18018199024659337217,262144 --variations-seed-version --mojo-platform-channel-handle=1312 /prefetch:8
    1⤵
      PID:1624

    Network

    MITRE ATT&CK Matrix ATT&CK v13

    Discovery

    Query Registry

    1
    T1012

    System Information Discovery

    1
    T1082

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\is-87GVI.tmp\410cbb9b952a5a653ae5ae9d39c5360fd7d107cf116b906f7ed35123101f8dc6.tmp
      Filesize

      680KB

      MD5

      f5a543b11f52aa99d4753150596cd5c9

      SHA1

      5ff7c7717fabb8d0df54fb5685db47f286419192

      SHA256

      6c0b35046f2f5bc09b3cd9990cd1534369b2464bdc9c07ac3b9e22040b8ad7e7

      SHA512

      3e6850c98c48516706f100f03f12d3e746732da2c9f2ecec8a78778b0e1bc4ebbcaea0698d82f74fb1926b2abddcb7ad99c0a31274bcc02cfc595a7d14a6d945

    • C:\Users\Admin\AppData\Local\Temp\is-GN9HO.tmp\_isetup\_iscrypt.dll
      Filesize

      2KB

      MD5

      a69559718ab506675e907fe49deb71e9

      SHA1

      bc8f404ffdb1960b50c12ff9413c893b56f2e36f

      SHA256

      2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

      SHA512

      e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

    • C:\Users\Admin\AppData\Local\UDA DVD Free Ripper\udadvdfreeripper.exe
      Filesize

      4.0MB

      MD5

      855fe716e826ea153ae3bdcd6ddc17ec

      SHA1

      22db8914cf85fd88fc38a935fc9a6b220c461504

      SHA256

      46fd2dea7be989e069100b61e81a2ea07fbee0cedf1910da46c03b1d615424f0

      SHA512

      27be29045f83d782eb9bd2b5296d54e5c530d45eace4fe31d2af33bd52d0935dd8211ba773d38327dc8a373f9cbf9060ef0ff33ab8e9da453d73468c36ec91ad

    • memory/1632-70-0x0000000000400000-0x00000000004BA000-memory.dmp
      Filesize

      744KB

    • memory/1632-10-0x0000000000400000-0x00000000004BA000-memory.dmp
      Filesize

      744KB

    • memory/3440-3-0x0000000000401000-0x000000000040B000-memory.dmp
      Filesize

      40KB

    • memory/3440-0-0x0000000000400000-0x0000000000414000-memory.dmp
      Filesize

      80KB

    • memory/3440-69-0x0000000000400000-0x0000000000414000-memory.dmp
      Filesize

      80KB

    • memory/3684-59-0x0000000000400000-0x00000000007FC000-memory.dmp
      Filesize

      4.0MB

    • memory/3684-60-0x0000000000400000-0x00000000007FC000-memory.dmp
      Filesize

      4.0MB

    • memory/3684-63-0x0000000000400000-0x00000000007FC000-memory.dmp
      Filesize

      4.0MB

    • memory/3684-65-0x0000000000400000-0x00000000007FC000-memory.dmp
      Filesize

      4.0MB

    • memory/5028-74-0x0000000000400000-0x00000000007FC000-memory.dmp
      Filesize

      4.0MB

    • memory/5028-94-0x0000000000400000-0x00000000007FC000-memory.dmp
      Filesize

      4.0MB

    • memory/5028-68-0x0000000000400000-0x00000000007FC000-memory.dmp
      Filesize

      4.0MB

    • memory/5028-75-0x0000000000400000-0x00000000007FC000-memory.dmp
      Filesize

      4.0MB

    • memory/5028-78-0x0000000000400000-0x00000000007FC000-memory.dmp
      Filesize

      4.0MB

    • memory/5028-81-0x0000000000400000-0x00000000007FC000-memory.dmp
      Filesize

      4.0MB

    • memory/5028-84-0x0000000000400000-0x00000000007FC000-memory.dmp
      Filesize

      4.0MB

    • memory/5028-87-0x0000000000400000-0x00000000007FC000-memory.dmp
      Filesize

      4.0MB

    • memory/5028-88-0x0000000002A30000-0x0000000002AD2000-memory.dmp
      Filesize

      648KB

    • memory/5028-71-0x0000000000400000-0x00000000007FC000-memory.dmp
      Filesize

      4.0MB

    • memory/5028-97-0x0000000000400000-0x00000000007FC000-memory.dmp
      Filesize

      4.0MB

    • memory/5028-100-0x0000000000400000-0x00000000007FC000-memory.dmp
      Filesize

      4.0MB

    • memory/5028-103-0x0000000000400000-0x00000000007FC000-memory.dmp
      Filesize

      4.0MB

    • memory/5028-106-0x0000000000400000-0x00000000007FC000-memory.dmp
      Filesize

      4.0MB

    • memory/5028-109-0x0000000000400000-0x00000000007FC000-memory.dmp
      Filesize

      4.0MB

    • memory/5028-110-0x0000000002A30000-0x0000000002AD2000-memory.dmp
      Filesize

      648KB

    • memory/5028-111-0x0000000002A30000-0x0000000002AD2000-memory.dmp
      Filesize

      648KB

    • memory/5028-115-0x0000000000400000-0x00000000007FC000-memory.dmp
      Filesize

      4.0MB

    • memory/5028-118-0x0000000000400000-0x00000000007FC000-memory.dmp
      Filesize

      4.0MB