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Analysis
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max time kernel
149s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
26/06/2024, 18:43
Behavioral task
behavioral1
Sample
1305725d8a1c83c0a58e70e19f6a0a67_JaffaCakes118.dll
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
1305725d8a1c83c0a58e70e19f6a0a67_JaffaCakes118.dll
Resource
win10v2004-20240226-en
General
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Target
1305725d8a1c83c0a58e70e19f6a0a67_JaffaCakes118.dll
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Size
136KB
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MD5
1305725d8a1c83c0a58e70e19f6a0a67
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SHA1
b689a9498c40403109990b8c0f4c6c39a7c282b8
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SHA256
f0558e10dc09f85ef23ef5b28b3be877e1973adb0bd475639ae3be71a8bca373
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SHA512
f4641e2f32382c7bdb075d3cc0385847cdf8a59ca997c6978342140e39fdcfa5686ca2f600612de707130b6fc354c6ee380efd54c40a020503d3b907047c751f
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SSDEEP
1536:ssVVVHum9qaUXIkqgOL9AkYGvbiQdcghUYjtK8fMJ/nouy8mKozzx:nVH9qFVkYiOUtk8fMFoutmKoz
Malware Config
Signatures
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resource yara_rule behavioral1/memory/2172-1-0x0000000010000000-0x0000000010024000-memory.dmp upx behavioral1/memory/2172-0-0x0000000010000000-0x0000000010024000-memory.dmp upx behavioral1/files/0x000d0000000144e9-5.dat upx behavioral1/memory/3052-6-0x0000000010000000-0x0000000010024000-memory.dmp upx behavioral1/memory/3052-7-0x0000000010000000-0x0000000010024000-memory.dmp upx behavioral1/memory/3052-8-0x0000000010000000-0x0000000010024000-memory.dmp upx behavioral1/memory/2172-9-0x0000000010000000-0x0000000010024000-memory.dmp upx -
Suspicious use of NtSetInformationThreadHideFromDebugger 3 IoCs
pid Process 3052 rundll32.exe 3052 rundll32.exe 3052 rundll32.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\lua.wkl rundll32.exe File created C:\Windows\msisse.dll rundll32.exe File opened for modification C:\Windows\msisse.dll rundll32.exe File opened for modification C:\Windows\lua.wkl rundll32.exe -
Access Token Manipulation: Create Process with Token 1 TTPs 1 IoCs
pid Process 3052 rundll32.exe -
Modifies registry class 5 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7B3AC3FA-B695-41b6-BAA0-860EB5EB6FD6} rundll32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7B3AC3FA-B695-41b6-BAA0-860EB5EB6FD6}\{F69EB73C-700A-42c9-8F9D-E8C4ABC27EF3} = "1305725d8a1c83c0a58e70e19f6a0a67_JaffaCakes118.dll,1312812973,-496657352,-352895392" rundll32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InProcServer32 rundll32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID rundll32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9} rundll32.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 3052 rundll32.exe 3052 rundll32.exe 3052 rundll32.exe 3052 rundll32.exe 3052 rundll32.exe 3052 rundll32.exe 3052 rundll32.exe 3052 rundll32.exe 3052 rundll32.exe 3052 rundll32.exe 3052 rundll32.exe 3052 rundll32.exe 3052 rundll32.exe 3052 rundll32.exe 3052 rundll32.exe 3052 rundll32.exe 3052 rundll32.exe 3052 rundll32.exe 3052 rundll32.exe 3052 rundll32.exe 3052 rundll32.exe 3052 rundll32.exe 3052 rundll32.exe 3052 rundll32.exe 3052 rundll32.exe 3052 rundll32.exe 3052 rundll32.exe 3052 rundll32.exe 3052 rundll32.exe 3052 rundll32.exe 3052 rundll32.exe 3052 rundll32.exe 3052 rundll32.exe 3052 rundll32.exe 3052 rundll32.exe 3052 rundll32.exe 3052 rundll32.exe 3052 rundll32.exe 3052 rundll32.exe 3052 rundll32.exe 3052 rundll32.exe 3052 rundll32.exe 3052 rundll32.exe 3052 rundll32.exe 3052 rundll32.exe 3052 rundll32.exe 3052 rundll32.exe 3052 rundll32.exe 3052 rundll32.exe 3052 rundll32.exe 3052 rundll32.exe 3052 rundll32.exe 3052 rundll32.exe 3052 rundll32.exe 3052 rundll32.exe 3052 rundll32.exe 3052 rundll32.exe 3052 rundll32.exe 3052 rundll32.exe 3052 rundll32.exe 3052 rundll32.exe 3052 rundll32.exe 3052 rundll32.exe 3052 rundll32.exe -
Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 2452 wrote to memory of 2172 2452 rundll32.exe 28 PID 2452 wrote to memory of 2172 2452 rundll32.exe 28 PID 2452 wrote to memory of 2172 2452 rundll32.exe 28 PID 2452 wrote to memory of 2172 2452 rundll32.exe 28 PID 2452 wrote to memory of 2172 2452 rundll32.exe 28 PID 2452 wrote to memory of 2172 2452 rundll32.exe 28 PID 2452 wrote to memory of 2172 2452 rundll32.exe 28 PID 2172 wrote to memory of 3052 2172 rundll32.exe 29 PID 2172 wrote to memory of 3052 2172 rundll32.exe 29 PID 2172 wrote to memory of 3052 2172 rundll32.exe 29 PID 2172 wrote to memory of 3052 2172 rundll32.exe 29 PID 2172 wrote to memory of 3052 2172 rundll32.exe 29 PID 2172 wrote to memory of 3052 2172 rundll32.exe 29 PID 2172 wrote to memory of 3052 2172 rundll32.exe 29
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\1305725d8a1c83c0a58e70e19f6a0a67_JaffaCakes118.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2452 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\1305725d8a1c83c0a58e70e19f6a0a67_JaffaCakes118.dll,#12⤵
- Drops file in Windows directory
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2172 -
C:\Windows\SysWOW64\rundll32.exerundll32 "C:\Windows\msisse.dll",_RunAs@163⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Windows directory
- Access Token Manipulation: Create Process with Token
- Suspicious behavior: EnumeratesProcesses
PID:3052
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
136KB
MD51305725d8a1c83c0a58e70e19f6a0a67
SHA1b689a9498c40403109990b8c0f4c6c39a7c282b8
SHA256f0558e10dc09f85ef23ef5b28b3be877e1973adb0bd475639ae3be71a8bca373
SHA512f4641e2f32382c7bdb075d3cc0385847cdf8a59ca997c6978342140e39fdcfa5686ca2f600612de707130b6fc354c6ee380efd54c40a020503d3b907047c751f