Analysis
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max time kernel
149s -
max time network
94s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
04-04-2024 09:40
Behavioral task
behavioral1
Sample
b4fcb9fe40178e8127f061a9a27065e5_JaffaCakes118.exe
Resource
win7-20240220-en
6 signatures
150 seconds
Behavioral task
behavioral2
Sample
b4fcb9fe40178e8127f061a9a27065e5_JaffaCakes118.exe
Resource
win10v2004-20231215-en
8 signatures
150 seconds
General
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Target
b4fcb9fe40178e8127f061a9a27065e5_JaffaCakes118.exe
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Size
160KB
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MD5
b4fcb9fe40178e8127f061a9a27065e5
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SHA1
46b79426b483acba7dfb74edaa68816334d35e31
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SHA256
3442bd40c33f50513f445ffaf592d72a59648de8e5b864915f7fc9ba7cf9bb24
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SHA512
961cf71fd55c0d095812629e3ac7655d471479a8218762c02ab4f22862e77f06a58b81c21774cf610b78efa1db056def08f27331f8b86b8f9156973696e6d0f1
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SSDEEP
1536:uEY+mFM2HXKZgi0Iksu+XM5/HtAQ9J6xph:lY+4MiIkLZJNAQ9J6v
Score
10/10
Malware Config
Signatures
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Processes:
resource yara_rule behavioral2/memory/2040-0-0x0000000000400000-0x0000000000428000-memory.dmp upx -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
winver.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\00C1644A = "C:\\Users\\Admin\\AppData\\Roaming\\00C1644A\\bin.exe" winver.exe -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 1424 3128 WerFault.exe winver.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
winver.exepid process 3128 winver.exe 3128 winver.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
Explorer.EXEdescription pid process Token: SeShutdownPrivilege 3520 Explorer.EXE Token: SeCreatePagefilePrivilege 3520 Explorer.EXE -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
winver.exepid process 3128 winver.exe -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
b4fcb9fe40178e8127f061a9a27065e5_JaffaCakes118.exewinver.exedescription pid process target process PID 2040 wrote to memory of 3128 2040 b4fcb9fe40178e8127f061a9a27065e5_JaffaCakes118.exe winver.exe PID 2040 wrote to memory of 3128 2040 b4fcb9fe40178e8127f061a9a27065e5_JaffaCakes118.exe winver.exe PID 2040 wrote to memory of 3128 2040 b4fcb9fe40178e8127f061a9a27065e5_JaffaCakes118.exe winver.exe PID 2040 wrote to memory of 3128 2040 b4fcb9fe40178e8127f061a9a27065e5_JaffaCakes118.exe winver.exe PID 3128 wrote to memory of 3520 3128 winver.exe Explorer.EXE PID 3128 wrote to memory of 2656 3128 winver.exe sihost.exe
Processes
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C:\Windows\system32\sihost.exesihost.exe1⤵PID:2656
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3520 -
C:\Users\Admin\AppData\Local\Temp\b4fcb9fe40178e8127f061a9a27065e5_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\b4fcb9fe40178e8127f061a9a27065e5_JaffaCakes118.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:2040 -
C:\Windows\SysWOW64\winver.exewinver3⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:3128 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3128 -s 3524⤵
- Program crash
PID:1424
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3128 -ip 31281⤵PID:2584