Analysis
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max time kernel
94s -
max time network
149s -
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 14:18
Behavioral task
behavioral1
Sample
fbdffbc111594fa5c33c352de4cb5d05_JaffaCakes118.exe
Resource
win7-20240729-en
General
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Target
fbdffbc111594fa5c33c352de4cb5d05_JaffaCakes118.exe
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Size
784KB
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MD5
fbdffbc111594fa5c33c352de4cb5d05
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SHA1
492819ac92bf5bd889aa393eaa83b8df831bcfa5
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SHA256
5729b4350a6375426d6c33e4c13941c42440951486d15a35bb07904d8fe27050
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SHA512
4212be741d3c396fda13499dd56b67554254582379045f1cac5331b3f4dafd2ec025a153ffb93121c23976091eb03ebaa9ab10084a493a52e1b5f72cc9724386
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SSDEEP
24576:Q4i+/AriMtyujCVMdIyQ6VjtG9UqOgp77:Qc/siMtxjUMwy4eqz
Malware Config
Signatures
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Xmrig family
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XMRig Miner payload 6 IoCs
resource yara_rule behavioral2/memory/372-2-0x0000000000400000-0x0000000000593000-memory.dmp xmrig behavioral2/memory/372-12-0x0000000000400000-0x0000000000593000-memory.dmp xmrig behavioral2/memory/4500-15-0x0000000000400000-0x0000000000593000-memory.dmp xmrig behavioral2/memory/4500-20-0x00000000053E0000-0x0000000005573000-memory.dmp xmrig behavioral2/memory/4500-21-0x0000000000400000-0x0000000000587000-memory.dmp xmrig behavioral2/memory/4500-30-0x0000000000400000-0x0000000000587000-memory.dmp xmrig -
Deletes itself 1 IoCs
pid Process 4500 fbdffbc111594fa5c33c352de4cb5d05_JaffaCakes118.exe -
Executes dropped EXE 1 IoCs
pid Process 4500 fbdffbc111594fa5c33c352de4cb5d05_JaffaCakes118.exe -
resource yara_rule behavioral2/memory/372-0-0x0000000000400000-0x0000000000712000-memory.dmp upx behavioral2/files/0x0008000000023cad-11.dat upx behavioral2/memory/4500-13-0x0000000000400000-0x0000000000712000-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 fbdffbc111594fa5c33c352de4cb5d05_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language fbdffbc111594fa5c33c352de4cb5d05_JaffaCakes118.exe -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 372 fbdffbc111594fa5c33c352de4cb5d05_JaffaCakes118.exe -
Suspicious use of UnmapMainImage 2 IoCs
pid Process 372 fbdffbc111594fa5c33c352de4cb5d05_JaffaCakes118.exe 4500 fbdffbc111594fa5c33c352de4cb5d05_JaffaCakes118.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 372 wrote to memory of 4500 372 fbdffbc111594fa5c33c352de4cb5d05_JaffaCakes118.exe 83 PID 372 wrote to memory of 4500 372 fbdffbc111594fa5c33c352de4cb5d05_JaffaCakes118.exe 83 PID 372 wrote to memory of 4500 372 fbdffbc111594fa5c33c352de4cb5d05_JaffaCakes118.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\fbdffbc111594fa5c33c352de4cb5d05_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\fbdffbc111594fa5c33c352de4cb5d05_JaffaCakes118.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:372 -
C:\Users\Admin\AppData\Local\Temp\fbdffbc111594fa5c33c352de4cb5d05_JaffaCakes118.exeC:\Users\Admin\AppData\Local\Temp\fbdffbc111594fa5c33c352de4cb5d05_JaffaCakes118.exe2⤵
- Deletes itself
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of UnmapMainImage
PID:4500
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
784KB
MD5f29034f52a3f56eb410020e960759a2f
SHA16b4cf274bb95dbc3e830cc8136e45d1adea53f88
SHA256d2a144076d97d1708554fd4f0704b08dc0960bb94671aea26c3c6f3d9e70d8c2
SHA512dd2763fa82ad8b377c2fb17666e2dbcd5ca7fc006744232e3c5c0f662347f0ce4da597937c62842b4d7d1a42ad7e113443ef05d54ec59a6a7f9ed54d72413038