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Analysis
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max time kernel
140s -
max time network
114s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
17/08/2024, 07:58
Behavioral task
behavioral1
Sample
a1c0655c8797b178b9246e1ca5c83919_JaffaCakes118.exe
Resource
win7-20240705-en
General
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Target
a1c0655c8797b178b9246e1ca5c83919_JaffaCakes118.exe
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Size
784KB
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MD5
a1c0655c8797b178b9246e1ca5c83919
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SHA1
8cadcece9f230037fb73ca03c19f7bac7ea9e4b6
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SHA256
13d93002f40e868171059c121509f16f38910f5c90b29f5931375995cc072c6d
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SHA512
e335e32bd8c6c66bdd4362af43d5af5c66798b3fb1d1aa1e9c6ab0ac2a68bf6a69bc568408235d9358440f31ebc203025d94ebd46df355801268fed40a27dc0d
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SSDEEP
24576:hySYJNUEyMLdKk4petB3ojKOA7H2ZD3De7:Ul2MhlqK77HcDg
Malware Config
Signatures
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XMRig Miner payload 6 IoCs
resource yara_rule behavioral2/memory/3184-2-0x0000000000400000-0x0000000000593000-memory.dmp xmrig behavioral2/memory/3184-12-0x0000000000400000-0x0000000000593000-memory.dmp xmrig behavioral2/memory/3512-15-0x0000000000400000-0x0000000000593000-memory.dmp xmrig behavioral2/memory/3512-20-0x00000000053A0000-0x0000000005533000-memory.dmp xmrig behavioral2/memory/3512-21-0x0000000000400000-0x0000000000587000-memory.dmp xmrig behavioral2/memory/3512-30-0x0000000000400000-0x0000000000587000-memory.dmp xmrig -
Deletes itself 1 IoCs
pid Process 3512 a1c0655c8797b178b9246e1ca5c83919_JaffaCakes118.exe -
Executes dropped EXE 1 IoCs
pid Process 3512 a1c0655c8797b178b9246e1ca5c83919_JaffaCakes118.exe -
resource yara_rule behavioral2/memory/3184-0-0x0000000000400000-0x0000000000712000-memory.dmp upx behavioral2/files/0x00090000000234b2-11.dat upx behavioral2/memory/3512-13-0x0000000000400000-0x0000000000712000-memory.dmp upx -
System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language a1c0655c8797b178b9246e1ca5c83919_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language a1c0655c8797b178b9246e1ca5c83919_JaffaCakes118.exe -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 3184 a1c0655c8797b178b9246e1ca5c83919_JaffaCakes118.exe -
Suspicious use of UnmapMainImage 2 IoCs
pid Process 3184 a1c0655c8797b178b9246e1ca5c83919_JaffaCakes118.exe 3512 a1c0655c8797b178b9246e1ca5c83919_JaffaCakes118.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3184 wrote to memory of 3512 3184 a1c0655c8797b178b9246e1ca5c83919_JaffaCakes118.exe 85 PID 3184 wrote to memory of 3512 3184 a1c0655c8797b178b9246e1ca5c83919_JaffaCakes118.exe 85 PID 3184 wrote to memory of 3512 3184 a1c0655c8797b178b9246e1ca5c83919_JaffaCakes118.exe 85
Processes
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C:\Users\Admin\AppData\Local\Temp\a1c0655c8797b178b9246e1ca5c83919_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\a1c0655c8797b178b9246e1ca5c83919_JaffaCakes118.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3184 -
C:\Users\Admin\AppData\Local\Temp\a1c0655c8797b178b9246e1ca5c83919_JaffaCakes118.exeC:\Users\Admin\AppData\Local\Temp\a1c0655c8797b178b9246e1ca5c83919_JaffaCakes118.exe2⤵
- Deletes itself
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of UnmapMainImage
PID:3512
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
784KB
MD5cce7e6ef9c2541082e963842bb2bf59e
SHA17d3972053e30f93a258669fa064855169c9a158d
SHA256f3888963e03b9c424681bed79f5b3c9266862697d1afd16d30352ccf147c02bc
SHA5128e78f8a88c7c0bf502522ac3e117879d0d3944a9448c625288f3f486907b8f535231e6f918fb64ba240ed676ff743c78692edffbcc7c81bc3d3ab32cfd96b418