Analysis
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max time kernel
150s -
max time network
157s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
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submitted
26-05-2024 19:45
General
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Target
765c4c601581249e11bfb2f87e06f502_JaffaCakes118.dll
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Size
5.0MB
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MD5
765c4c601581249e11bfb2f87e06f502
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SHA1
09cf9e55abf0a83cb7524a693ea77d8f9af81e15
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SHA256
b31f2f762aea78f69dff795dc5a2a0a7bc102f9628308f8deaea2bf3297c076d
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SHA512
afe5e70ad02c91054d8e0158b1fd35e266d11be6f59cad7cd3c414f2c2dd1b1cc586d2f2c3d0d7a508c9fbf1a36c17a04c95f35322de728ca4785f210e5a5649
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SSDEEP
98304:+DqPoBcRxcSUDk36SAEdhvxWa9P593R8yAVp2H:+DqPHxcxk3ZAEUadzR8yc4H
Malware Config
Signatures
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Wannacry
WannaCry is a ransomware cryptoworm.
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Contacts a large (3346) amount of remote hosts 1 TTPs
This may indicate a network scan to discover remotely running services.
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Executes dropped EXE 3 IoCs
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Creates a large amount of network flows 1 TTPs
This may indicate a network scan to discover remotely running services.
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Drops file in Windows directory 2 IoCs
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Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
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Modifies data under HKEY_USERS 5 IoCs
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Suspicious behavior: EnumeratesProcesses 20 IoCs
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Suspicious use of AdjustPrivilegeToken 5 IoCs
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Suspicious use of FindShellTrayWindow 45 IoCs
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Suspicious use of SendNotifyMessage 45 IoCs
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Suspicious use of WriteProcessMemory 6 IoCs
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\765c4c601581249e11bfb2f87e06f502_JaffaCakes118.dll,#11⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\765c4c601581249e11bfb2f87e06f502_JaffaCakes118.dll,#12⤵
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
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C:\WINDOWS\mssecsvc.exeC:\WINDOWS\mssecsvc.exe3⤵
- Executes dropped EXE
- Drops file in Windows directory
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C:\WINDOWS\tasksche.exeC:\WINDOWS\tasksche.exe /i4⤵
- Executes dropped EXE
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C:\WINDOWS\mssecsvc.exeC:\WINDOWS\mssecsvc.exe -m security1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
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C:\Windows\system32\taskmgr.exe"C:\Windows\system32\taskmgr.exe" /41⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
3.6MB
MD59e940166e975ff4b62df26b6ba39890e
SHA1eb892e8385f19d19ab07e3201549e0e923549a17
SHA256a3102fb1b8abf6b49154676ad28d989e5e008697d1cf8138c4a43a82e40178ae
SHA512cb6b0844170ce641fcdc07a1223a7ff61305dc260effb0ce1d4b9fd63d1edf69feae1ec6ccbe0c766bf20ca4254699945b8da4950b4340501d848a5cd5dc7620
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Filesize
3.4MB
MD5168cdc4051b22f65601a4f05cd227e5b
SHA105a291241bc05c8d765b58d587f87e33d390a5ce
SHA256cb3430d5cd69ac7f258495de7e2c854b6f706ae093f0eaa068185d2d229da9b7
SHA512ffcc244e940498cce4f008749cc2420b032ba2264a929a0c080df942075aae44c4d059f57ad02291cf43060fc61ed7e24bdb8028c9595b610f80a28747b0cf63
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Filesize
4KB
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Filesize
4KB
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Filesize
4KB
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Filesize
4KB
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Filesize
4KB
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Filesize
4KB
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Filesize
4KB
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Filesize
4KB
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Filesize
4KB
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Filesize
4KB