Analysis
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max time kernel
145s -
max time network
148s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
16-08-2024 22:34
Behavioral task
behavioral1
Sample
a0335948426057ea3cd39fc9d2c0e99a_JaffaCakes118.exe
Resource
win7-20240704-en
General
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Target
a0335948426057ea3cd39fc9d2c0e99a_JaffaCakes118.exe
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Size
784KB
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MD5
a0335948426057ea3cd39fc9d2c0e99a
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SHA1
5e6cf22405f6a898935cd2117a60b25032fd3a9d
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SHA256
35c976c2a94ca4404311323be03f4a785c330fd11d37f7c3b677eebf902118ca
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SHA512
6331034e78fe03bef23506a20f7b9eb9f653c3253f9c6bf8a51f0b60a312db30f81a5aa179474be0a1b8961063b711097ab83c482bb63d9d4d1efe5fec6de9d2
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SSDEEP
12288:UAY5dqocg6kMBXyqlp+IfHe5t2uKLXYwU5w75zEZYBHpVNo:UAyzcfN5Xl8If+sDU5w9oZ+v
Malware Config
Signatures
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XMRig Miner payload 6 IoCs
resource yara_rule behavioral2/memory/3236-2-0x0000000000400000-0x0000000000593000-memory.dmp xmrig behavioral2/memory/3236-12-0x0000000000400000-0x0000000000593000-memory.dmp xmrig behavioral2/memory/1412-20-0x0000000000400000-0x0000000000587000-memory.dmp xmrig behavioral2/memory/1412-29-0x0000000004430000-0x00000000045C3000-memory.dmp xmrig behavioral2/memory/1412-15-0x0000000000400000-0x0000000000593000-memory.dmp xmrig behavioral2/memory/1412-30-0x0000000000400000-0x0000000000587000-memory.dmp xmrig -
Deletes itself 1 IoCs
pid Process 1412 a0335948426057ea3cd39fc9d2c0e99a_JaffaCakes118.exe -
Executes dropped EXE 1 IoCs
pid Process 1412 a0335948426057ea3cd39fc9d2c0e99a_JaffaCakes118.exe -
resource yara_rule behavioral2/memory/3236-0-0x0000000000400000-0x0000000000712000-memory.dmp upx behavioral2/memory/1412-13-0x0000000000400000-0x0000000000712000-memory.dmp upx behavioral2/files/0x0008000000023452-11.dat 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 a0335948426057ea3cd39fc9d2c0e99a_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language a0335948426057ea3cd39fc9d2c0e99a_JaffaCakes118.exe -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 3236 a0335948426057ea3cd39fc9d2c0e99a_JaffaCakes118.exe -
Suspicious use of UnmapMainImage 2 IoCs
pid Process 3236 a0335948426057ea3cd39fc9d2c0e99a_JaffaCakes118.exe 1412 a0335948426057ea3cd39fc9d2c0e99a_JaffaCakes118.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3236 wrote to memory of 1412 3236 a0335948426057ea3cd39fc9d2c0e99a_JaffaCakes118.exe 85 PID 3236 wrote to memory of 1412 3236 a0335948426057ea3cd39fc9d2c0e99a_JaffaCakes118.exe 85 PID 3236 wrote to memory of 1412 3236 a0335948426057ea3cd39fc9d2c0e99a_JaffaCakes118.exe 85
Processes
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C:\Users\Admin\AppData\Local\Temp\a0335948426057ea3cd39fc9d2c0e99a_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\a0335948426057ea3cd39fc9d2c0e99a_JaffaCakes118.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3236 -
C:\Users\Admin\AppData\Local\Temp\a0335948426057ea3cd39fc9d2c0e99a_JaffaCakes118.exeC:\Users\Admin\AppData\Local\Temp\a0335948426057ea3cd39fc9d2c0e99a_JaffaCakes118.exe2⤵
- Deletes itself
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of UnmapMainImage
PID:1412
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
784KB
MD54f2351010e5b5ff2d3dfadc1aa244007
SHA1e131f781e8390553efa54fa32833bf116b72464f
SHA2561fb8e355e1847de7fee1a40422caa86e3565aaa75c317ebffe5a7906ff77da52
SHA5120741c4a5ad0686f3ddd412d7cff122ef7882dad68555611695994e209a1b8123e62f3828ef3f917e9d45d22233b561cb1e2ab282b3d3675160d45cd5732defd6