Analysis
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max time kernel
152s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
30-06-2024 23:25
Behavioral task
behavioral1
Sample
c925cae083d744c769e5596798f655ce19bb26bde82f2160e42b11016587e43d.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
c925cae083d744c769e5596798f655ce19bb26bde82f2160e42b11016587e43d.exe
Resource
win10v2004-20240226-en
General
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Target
c925cae083d744c769e5596798f655ce19bb26bde82f2160e42b11016587e43d.exe
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Size
13.6MB
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MD5
323934027c61a9127afe56a0a4f8613b
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SHA1
24539658dcfaa6acccc15e332d3e3bf9d927d7e7
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SHA256
c925cae083d744c769e5596798f655ce19bb26bde82f2160e42b11016587e43d
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SHA512
d228b4b7979908aea70d84270a08ec4b169da2288b9c563fdebfaf5975887640556a2e575e7be2378d90cb04daf1f29d6b53116cc0a111c694e8c378087fc08d
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SSDEEP
393216:myC9rb34jrkwmKRcl+bIjo2MXmziyjSWL:HC9rbIjYwNRt+rMXm+y
Malware Config
Signatures
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ACProtect 1.3x - 1.4x DLL software 2 IoCs
Detects file using ACProtect software.
Processes:
resource yara_rule C:\Users\Admin\AppData\Roaming\Downloader\libcurl.dll acprotect C:\Users\Admin\AppData\Roaming\Downloader\ExuiKrnln.dll acprotect -
Loads dropped DLL 1 IoCs
Processes:
c925cae083d744c769e5596798f655ce19bb26bde82f2160e42b11016587e43d.exepid process 4296 c925cae083d744c769e5596798f655ce19bb26bde82f2160e42b11016587e43d.exe -
Processes:
resource yara_rule behavioral2/memory/4296-0-0x0000000000400000-0x0000000001A41000-memory.dmp upx behavioral2/memory/4296-1-0x0000000000400000-0x0000000001A41000-memory.dmp upx C:\Users\Admin\AppData\Roaming\Downloader\libcurl.dll upx behavioral2/memory/4296-5-0x0000000074540000-0x00000000746FF000-memory.dmp upx behavioral2/memory/4296-9-0x0000000004130000-0x00000000041EE000-memory.dmp upx behavioral2/memory/4296-16-0x0000000000400000-0x0000000001A41000-memory.dmp upx behavioral2/memory/4296-27-0x0000000074540000-0x00000000746FF000-memory.dmp upx behavioral2/memory/4296-26-0x0000000000400000-0x0000000001A41000-memory.dmp upx behavioral2/memory/4296-33-0x0000000074540000-0x00000000746FF000-memory.dmp upx behavioral2/memory/4296-32-0x0000000000400000-0x0000000001A41000-memory.dmp upx C:\Users\Admin\AppData\Roaming\Downloader\aria2c.exe upx behavioral2/memory/4296-40-0x0000000074540000-0x00000000746FF000-memory.dmp upx behavioral2/memory/3244-41-0x0000000000400000-0x00000000008D2000-memory.dmp upx C:\Users\Admin\AppData\Roaming\Downloader\ExuiKrnln.dll upx behavioral2/memory/4296-49-0x00000000731F0000-0x0000000073315000-memory.dmp upx behavioral2/memory/4296-66-0x00000000731F0000-0x0000000073315000-memory.dmp upx behavioral2/memory/4296-64-0x0000000000400000-0x0000000001A41000-memory.dmp upx behavioral2/memory/4296-65-0x0000000074540000-0x00000000746FF000-memory.dmp upx behavioral2/memory/3244-69-0x0000000000400000-0x00000000008D2000-memory.dmp upx behavioral2/memory/4296-72-0x00000000731F0000-0x0000000073315000-memory.dmp upx behavioral2/memory/4296-70-0x0000000000400000-0x0000000001A41000-memory.dmp upx behavioral2/memory/4296-107-0x0000000074540000-0x00000000746FF000-memory.dmp upx -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
c925cae083d744c769e5596798f655ce19bb26bde82f2160e42b11016587e43d.exepid process 4296 c925cae083d744c769e5596798f655ce19bb26bde82f2160e42b11016587e43d.exe 4296 c925cae083d744c769e5596798f655ce19bb26bde82f2160e42b11016587e43d.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
c925cae083d744c769e5596798f655ce19bb26bde82f2160e42b11016587e43d.exedescription pid process Token: SeDebugPrivilege 4296 c925cae083d744c769e5596798f655ce19bb26bde82f2160e42b11016587e43d.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
c925cae083d744c769e5596798f655ce19bb26bde82f2160e42b11016587e43d.exepid process 4296 c925cae083d744c769e5596798f655ce19bb26bde82f2160e42b11016587e43d.exe 4296 c925cae083d744c769e5596798f655ce19bb26bde82f2160e42b11016587e43d.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\c925cae083d744c769e5596798f655ce19bb26bde82f2160e42b11016587e43d.exe"C:\Users\Admin\AppData\Local\Temp\c925cae083d744c769e5596798f655ce19bb26bde82f2160e42b11016587e43d.exe"1⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
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C:\Users\Admin\AppData\Roaming\Downloader\aria2c.exe"C:\Users\Admin\AppData\Roaming\Downloader\aria2c.exe" --conf-path="C:\Users\Admin\AppData\Roaming\Downloader\aria2.conf" #--save-session="C:\Users\Admin\AppData\Roaming\Downloader\aria2.session" --input-file="C:\Users\Admin\AppData\Roaming\Downloader\aria2.session" --rpc-listen-port=6288 --listen-port=6388 --dht-listen-port=6390 --enable-rpc=true --rpc-allow-origin-all=true --disable-ipv6=false --rpc-secret=123 --enable-dht=true --enable-dht6=true --dht-file-path="C:\Users\Admin\AppData\Roaming\Downloader\dht.dat" --dht-file-path6="C:\Users\Admin\AppData\Roaming\Downloader\dht6.dat" --bt-external-ip= --stop-with-process=42962⤵
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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 --no-appcompat-clear --mojo-platform-channel-handle=4272 --field-trial-handle=2744,i,16362475727591565961,3676688664819797550,262144 --variations-seed-version /prefetch:81⤵
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Roaming\Downloader\ExuiKrnln.dllFilesize
391KB
MD54587e896480603dcd85a4956bb3609d7
SHA110e88bc0852939bc09bb24019f4dc310a2fd17ad
SHA25670e5fdd3d67ec5f63b3796301d58200e8121d6b89cf072cde087ed18d0923483
SHA5120a7649b12d416659a76815d8745590624bea0b4d754af39b71108fa9b186041a381e11136fa231bbd43ac6df1d8705e377bac391c6954c22228cece7a2bb323b
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C:\Users\Admin\AppData\Roaming\Downloader\aria2.confFilesize
55KB
MD54a1b71ede6ff12456038f6a26e356a42
SHA116af6552ebbeb0300d1451715add745e840ff993
SHA2560ee9c9e686a595f86d25854bca6e92e8bfd51437a28306b4eaebf736156cc7ee
SHA512bea15214c76083c86f4104e569bb93ba7000e4e555382b6cc97e0c9bdb6b4de72f50b8458d4c3420e073edefe4f40b7eea580000001d089fd5c78e303fbd8501
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C:\Users\Admin\AppData\Roaming\Downloader\aria2c.exeFilesize
1.7MB
MD546d80f2e9618c8f1312e1d338f4218bc
SHA10eead18c40992324f5475d346317842352951e89
SHA2560e895dc2044d74547d0a255a0d9b88bc42c27a19825821b2e65d36bb9b7d4f23
SHA5123c66a2383b6a02458e8a7dccd7bf6ef6efc6657453909ddf2feca75d27445d5a75c9f00f0dabb1f109dea0ff9cd19de342a7fb7a495fee8b8bc11d69d1c8d0fc
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C:\Users\Admin\AppData\Roaming\Downloader\libcurl.dllFilesize
759KB
MD5b8d07f6ebe3d5473fa6e5c4aa3670bd6
SHA10300e9767e9ebe8f7ba88beea16e08c51549ea86
SHA256927b9c233435dcde129586d0be8351c165adbc2d35bfb63d9b557abe8dc10703
SHA512866a67e890456fd7b94d3d55b293a124053c75a56c7ef3d646329ec8ab300c365b319ab09daad81644a13a17803a663a426e0a4b78761082ae0b6ab590886efd
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memory/3244-69-0x0000000000400000-0x00000000008D2000-memory.dmpFilesize
4.8MB
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memory/3244-41-0x0000000000400000-0x00000000008D2000-memory.dmpFilesize
4.8MB
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memory/4296-32-0x0000000000400000-0x0000000001A41000-memory.dmpFilesize
22.3MB
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memory/4296-48-0x0000000075580000-0x0000000075670000-memory.dmpFilesize
960KB
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memory/4296-13-0x0000000075580000-0x0000000075670000-memory.dmpFilesize
960KB
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memory/4296-12-0x00000000755A0000-0x00000000755A1000-memory.dmpFilesize
4KB
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memory/4296-16-0x0000000000400000-0x0000000001A41000-memory.dmpFilesize
22.3MB
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memory/4296-20-0x0000000075580000-0x0000000075670000-memory.dmpFilesize
960KB
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memory/4296-23-0x0000000075580000-0x0000000075670000-memory.dmpFilesize
960KB
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memory/4296-25-0x0000000075580000-0x0000000075670000-memory.dmpFilesize
960KB
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memory/4296-24-0x0000000075580000-0x0000000075670000-memory.dmpFilesize
960KB
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memory/4296-22-0x0000000075580000-0x0000000075670000-memory.dmpFilesize
960KB
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memory/4296-21-0x0000000075580000-0x0000000075670000-memory.dmpFilesize
960KB
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memory/4296-19-0x0000000075580000-0x0000000075670000-memory.dmpFilesize
960KB
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memory/4296-18-0x0000000075580000-0x0000000075670000-memory.dmpFilesize
960KB
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memory/4296-17-0x0000000075580000-0x0000000075670000-memory.dmpFilesize
960KB
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memory/4296-27-0x0000000074540000-0x00000000746FF000-memory.dmpFilesize
1.7MB
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memory/4296-26-0x0000000000400000-0x0000000001A41000-memory.dmpFilesize
22.3MB
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memory/4296-33-0x0000000074540000-0x00000000746FF000-memory.dmpFilesize
1.7MB
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memory/4296-0-0x0000000000400000-0x0000000001A41000-memory.dmpFilesize
22.3MB
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memory/4296-15-0x0000000075580000-0x0000000075670000-memory.dmpFilesize
960KB
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memory/4296-40-0x0000000074540000-0x00000000746FF000-memory.dmpFilesize
1.7MB
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memory/4296-9-0x0000000004130000-0x00000000041EE000-memory.dmpFilesize
760KB
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memory/4296-8-0x0000000010000000-0x000000001001A000-memory.dmpFilesize
104KB
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memory/4296-5-0x0000000074540000-0x00000000746FF000-memory.dmpFilesize
1.7MB
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memory/4296-14-0x0000000075580000-0x0000000075670000-memory.dmpFilesize
960KB
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memory/4296-49-0x00000000731F0000-0x0000000073315000-memory.dmpFilesize
1.1MB
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memory/4296-47-0x0000000010000000-0x000000001001A000-memory.dmpFilesize
104KB
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memory/4296-53-0x0000000075580000-0x0000000075670000-memory.dmpFilesize
960KB
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memory/4296-57-0x0000000075580000-0x0000000075670000-memory.dmpFilesize
960KB
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memory/4296-59-0x0000000075580000-0x0000000075670000-memory.dmpFilesize
960KB
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memory/4296-58-0x0000000075580000-0x0000000075670000-memory.dmpFilesize
960KB
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memory/4296-56-0x0000000075580000-0x0000000075670000-memory.dmpFilesize
960KB
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memory/4296-55-0x0000000075580000-0x0000000075670000-memory.dmpFilesize
960KB
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memory/4296-54-0x0000000075580000-0x0000000075670000-memory.dmpFilesize
960KB
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memory/4296-52-0x0000000075580000-0x0000000075670000-memory.dmpFilesize
960KB
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memory/4296-51-0x0000000075580000-0x0000000075670000-memory.dmpFilesize
960KB
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memory/4296-50-0x00000000755A0000-0x00000000755A1000-memory.dmpFilesize
4KB
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memory/4296-68-0x0000000075580000-0x0000000075670000-memory.dmpFilesize
960KB
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memory/4296-67-0x0000000075580000-0x0000000075670000-memory.dmpFilesize
960KB
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memory/4296-66-0x00000000731F0000-0x0000000073315000-memory.dmpFilesize
1.1MB
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memory/4296-64-0x0000000000400000-0x0000000001A41000-memory.dmpFilesize
22.3MB
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memory/4296-65-0x0000000074540000-0x00000000746FF000-memory.dmpFilesize
1.7MB
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memory/4296-1-0x0000000000400000-0x0000000001A41000-memory.dmpFilesize
22.3MB
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memory/4296-72-0x00000000731F0000-0x0000000073315000-memory.dmpFilesize
1.1MB
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memory/4296-70-0x0000000000400000-0x0000000001A41000-memory.dmpFilesize
22.3MB
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memory/4296-107-0x0000000074540000-0x00000000746FF000-memory.dmpFilesize
1.7MB