Analysis
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max time kernel
93s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
18-12-2024 13:35
Behavioral task
behavioral1
Sample
fbbda84131d8e3ef513930768482e2c7_JaffaCakes118.exe
Resource
win7-20240903-en
General
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Target
fbbda84131d8e3ef513930768482e2c7_JaffaCakes118.exe
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Size
784KB
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MD5
fbbda84131d8e3ef513930768482e2c7
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SHA1
959249f5581d3f27e60503bbfd692aeff34024b8
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SHA256
fe7c0ed807f353d168263dbd07c061c06e85e00d02ae4466a90ad26a9d66de2b
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SHA512
2cfe781dd5e536edbe57584d9aa34c264503e06668169b1b9cf5bca31298b498c2661d042078247e1bb4e2ab233395803ce4188a41aac50fcb54437c6ab7ca6e
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SSDEEP
24576:aYKL6HXbaHje7RWGFvqO2OjpHpfavHUH4:aYKL6HXbaD2RNFt2OjLkUH4
Malware Config
Signatures
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Xmrig family
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XMRig Miner payload 7 IoCs
resource yara_rule behavioral2/memory/32-2-0x0000000000400000-0x0000000000593000-memory.dmp xmrig behavioral2/memory/32-13-0x0000000000400000-0x0000000000593000-memory.dmp xmrig behavioral2/memory/1320-15-0x0000000000400000-0x0000000000593000-memory.dmp xmrig behavioral2/memory/1320-27-0x0000000005340000-0x00000000054D3000-memory.dmp xmrig behavioral2/memory/1320-20-0x0000000000400000-0x0000000000587000-memory.dmp xmrig behavioral2/memory/1320-30-0x00000000005A0000-0x000000000071F000-memory.dmp xmrig behavioral2/memory/1320-31-0x0000000000400000-0x0000000000587000-memory.dmp xmrig -
Deletes itself 1 IoCs
pid Process 1320 fbbda84131d8e3ef513930768482e2c7_JaffaCakes118.exe -
Executes dropped EXE 1 IoCs
pid Process 1320 fbbda84131d8e3ef513930768482e2c7_JaffaCakes118.exe -
resource yara_rule behavioral2/memory/32-0-0x0000000000400000-0x0000000000712000-memory.dmp upx behavioral2/files/0x000c000000023b46-11.dat upx behavioral2/memory/1320-12-0x0000000000400000-0x0000000000712000-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 fbbda84131d8e3ef513930768482e2c7_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language fbbda84131d8e3ef513930768482e2c7_JaffaCakes118.exe -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 32 fbbda84131d8e3ef513930768482e2c7_JaffaCakes118.exe -
Suspicious use of UnmapMainImage 2 IoCs
pid Process 32 fbbda84131d8e3ef513930768482e2c7_JaffaCakes118.exe 1320 fbbda84131d8e3ef513930768482e2c7_JaffaCakes118.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 32 wrote to memory of 1320 32 fbbda84131d8e3ef513930768482e2c7_JaffaCakes118.exe 84 PID 32 wrote to memory of 1320 32 fbbda84131d8e3ef513930768482e2c7_JaffaCakes118.exe 84 PID 32 wrote to memory of 1320 32 fbbda84131d8e3ef513930768482e2c7_JaffaCakes118.exe 84
Processes
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C:\Users\Admin\AppData\Local\Temp\fbbda84131d8e3ef513930768482e2c7_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\fbbda84131d8e3ef513930768482e2c7_JaffaCakes118.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:32 -
C:\Users\Admin\AppData\Local\Temp\fbbda84131d8e3ef513930768482e2c7_JaffaCakes118.exeC:\Users\Admin\AppData\Local\Temp\fbbda84131d8e3ef513930768482e2c7_JaffaCakes118.exe2⤵
- Deletes itself
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of UnmapMainImage
PID:1320
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
784KB
MD5a576c58f0d887e9d16b1fa18fa4145b4
SHA1b7d570b0d06a0f18f1d3534f456085a1a0e78525
SHA256f95be8cd709d17761855294f73ecfd51237007380e1e79c75fc7fb7699b9e642
SHA512ec82dfa1cc37893920713ba0e7c2ecac9118e7a9b41def6b79051057b735f3d59de8b518b2b8b3c4e4aa3720fe6200cbec8957b629c3dc6e66186b568a6a0555