Analysis
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max time kernel
119s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240708-en -
resource tags
arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system -
submitted
12/07/2024, 01:25
Static task
static1
Behavioral task
behavioral1
Sample
3b7c948ea1cc9c30c94a2068b6881d1c_JaffaCakes118.dll
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
3b7c948ea1cc9c30c94a2068b6881d1c_JaffaCakes118.dll
Resource
win10v2004-20240709-en
General
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Target
3b7c948ea1cc9c30c94a2068b6881d1c_JaffaCakes118.dll
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Size
8KB
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MD5
3b7c948ea1cc9c30c94a2068b6881d1c
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SHA1
94050d1a7b11ac0fd06fc6b4e81da8d29a433498
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SHA256
90bf2e24fd9833156245d54996fa06dcdb2dc2a1465852249728fa78d2554035
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SHA512
f85a941bd3973be4fd6ac48f37c3329432bae05862315d30f2b96dd8c5ca205d123b4204e40228e42e0b1caa773ada5b86434bb877faebd57ab1bfca932fc68c
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SSDEEP
192:+bScNHeYGly68CHG26LC5uZrp3hUWDE82QWna:+b/NHefly6ZCLC4rp3hUWDE82QWa
Malware Config
Signatures
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Modifies WinLogon for persistence 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "Explorer.exe,service.exe" rundll32.exe -
Enumerates connected drives 3 TTPs 21 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\S: rundll32.exe File opened (read-only) \??\W: rundll32.exe File opened (read-only) \??\O: rundll32.exe File opened (read-only) \??\R: rundll32.exe File opened (read-only) \??\Z: rundll32.exe File opened (read-only) \??\G: rundll32.exe File opened (read-only) \??\H: rundll32.exe File opened (read-only) \??\L: rundll32.exe File opened (read-only) \??\N: rundll32.exe File opened (read-only) \??\P: rundll32.exe File opened (read-only) \??\Q: rundll32.exe File opened (read-only) \??\T: rundll32.exe File opened (read-only) \??\V: rundll32.exe File opened (read-only) \??\J: rundll32.exe File opened (read-only) \??\K: rundll32.exe File opened (read-only) \??\X: rundll32.exe File opened (read-only) \??\Y: rundll32.exe File opened (read-only) \??\M: rundll32.exe File opened (read-only) \??\U: rundll32.exe File opened (read-only) \??\E: rundll32.exe File opened (read-only) \??\I: rundll32.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 1056 wrote to memory of 1040 1056 rundll32.exe 28 PID 1056 wrote to memory of 1040 1056 rundll32.exe 28 PID 1056 wrote to memory of 1040 1056 rundll32.exe 28 PID 1056 wrote to memory of 1040 1056 rundll32.exe 28 PID 1056 wrote to memory of 1040 1056 rundll32.exe 28 PID 1056 wrote to memory of 1040 1056 rundll32.exe 28 PID 1056 wrote to memory of 1040 1056 rundll32.exe 28
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\3b7c948ea1cc9c30c94a2068b6881d1c_JaffaCakes118.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1056 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\3b7c948ea1cc9c30c94a2068b6881d1c_JaffaCakes118.dll,#12⤵
- Modifies WinLogon for persistence
- Enumerates connected drives
PID:1040
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