Analysis
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max time kernel
117s -
max time network
124s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
15/04/2024, 16:37
Static task
static1
Behavioral task
behavioral1
Sample
f18116e4b8acc48c53e1762b67d8ee47_JaffaCakes118.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
f18116e4b8acc48c53e1762b67d8ee47_JaffaCakes118.exe
Resource
win10v2004-20240226-en
General
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Target
f18116e4b8acc48c53e1762b67d8ee47_JaffaCakes118.exe
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Size
689KB
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MD5
f18116e4b8acc48c53e1762b67d8ee47
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SHA1
adead593caf93218ccb2db65f10777c27e868bf3
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SHA256
f34374515acfb1aaeaad5955acbd0da661e219115045cdca4934ecf627762c58
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SHA512
f196145fd232f51a0b6f671bc57715eda40a6133528bb069c95b6df4c0ecca2a4ae3ae6ec2409a888bceb27cab5aa5ea363f10d1d7e6460eb2c0ead47a203b64
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SSDEEP
12288:jtut5Piflv1Mgmxl2eKq2ONlnvxBB5jMF3Z4mxxbDqVTVOCz:wf62hXEO7n/jMQmXSVTzz
Malware Config
Signatures
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Executes dropped EXE 2 IoCs
pid Process 2672 4.exe 2420 4.exe -
Loads dropped DLL 4 IoCs
pid Process 2368 f18116e4b8acc48c53e1762b67d8ee47_JaffaCakes118.exe 2368 f18116e4b8acc48c53e1762b67d8ee47_JaffaCakes118.exe 2368 f18116e4b8acc48c53e1762b67d8ee47_JaffaCakes118.exe 2368 f18116e4b8acc48c53e1762b67d8ee47_JaffaCakes118.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\"" f18116e4b8acc48c53e1762b67d8ee47_JaffaCakes118.exe -
Drops file in Windows directory 3 IoCs
description ioc Process File opened for modification C:\Windows\system.exe 4.exe File created C:\Windows\system.exe 4.exe File opened for modification C:\Windows\system.exe 4.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 2672 4.exe Token: SeDebugPrivilege 2420 4.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 2368 wrote to memory of 2672 2368 f18116e4b8acc48c53e1762b67d8ee47_JaffaCakes118.exe 28 PID 2368 wrote to memory of 2672 2368 f18116e4b8acc48c53e1762b67d8ee47_JaffaCakes118.exe 28 PID 2368 wrote to memory of 2672 2368 f18116e4b8acc48c53e1762b67d8ee47_JaffaCakes118.exe 28 PID 2368 wrote to memory of 2672 2368 f18116e4b8acc48c53e1762b67d8ee47_JaffaCakes118.exe 28 PID 2368 wrote to memory of 2420 2368 f18116e4b8acc48c53e1762b67d8ee47_JaffaCakes118.exe 29 PID 2368 wrote to memory of 2420 2368 f18116e4b8acc48c53e1762b67d8ee47_JaffaCakes118.exe 29 PID 2368 wrote to memory of 2420 2368 f18116e4b8acc48c53e1762b67d8ee47_JaffaCakes118.exe 29 PID 2368 wrote to memory of 2420 2368 f18116e4b8acc48c53e1762b67d8ee47_JaffaCakes118.exe 29
Processes
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C:\Users\Admin\AppData\Local\Temp\f18116e4b8acc48c53e1762b67d8ee47_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\f18116e4b8acc48c53e1762b67d8ee47_JaffaCakes118.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2368 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\4.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\4.exe2⤵
- Executes dropped EXE
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
PID:2672
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\4.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\4.exe2⤵
- Executes dropped EXE
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
PID:2420
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
787KB
MD5a508b2dc8a3e5b6c3c589665d9d7f53b
SHA1fc328a81795b5245e10d09aee0be767b9ff74d95
SHA2568884cb7c2412e7669ea885938487730c2d85f79824f523085d2f879344753982
SHA5127b16acd1ba162074dc4e315e7073f2ea78d88bb3ebb21583b3d5d285656c0738dcd6ccee545b7576cfb6c6265c8b02caf5d82d3392b5e5ba2dcc7ad13ee46a36