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Analysis
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max time kernel
121s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
25/09/2024, 15:00
Behavioral task
behavioral1
Sample
f6443224890d2752821e2552b6a09547_JaffaCakes118.exe
Resource
win7-20240903-en
General
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Target
f6443224890d2752821e2552b6a09547_JaffaCakes118.exe
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Size
784KB
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MD5
f6443224890d2752821e2552b6a09547
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SHA1
d13fc92410d1a3c275be7eea7303332193e70105
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SHA256
648d42763b1b08ab7d184ae0e114a33cc1605aabbd4f14bbc5d97d56ff945db0
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SHA512
a39b1d170690d6522fb224451f1791c0a19e80afc0247303031ad77b87a310048c5d658c1b2a9275bcb02e9feea169a41335278eff1cd2b7f39278a6b047b5a9
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SSDEEP
12288:FIIGdi4spXxKWslyLGzvAsSeXbJMwoYe002vmYqlTfnR7d0a1toqH9HM:FIHjspXxKv7IeLJjoLYqJfR7dvG
Malware Config
Signatures
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XMRig Miner payload 7 IoCs
resource yara_rule behavioral1/memory/1920-1-0x0000000000400000-0x0000000000593000-memory.dmp xmrig behavioral1/memory/1920-14-0x0000000000400000-0x0000000000593000-memory.dmp xmrig behavioral1/memory/2328-18-0x0000000000400000-0x0000000000593000-memory.dmp xmrig behavioral1/memory/2328-23-0x0000000003290000-0x0000000003423000-memory.dmp xmrig behavioral1/memory/2328-24-0x0000000000400000-0x0000000000587000-memory.dmp xmrig behavioral1/memory/2328-33-0x00000000005A0000-0x000000000071F000-memory.dmp xmrig behavioral1/memory/2328-34-0x0000000000400000-0x0000000000587000-memory.dmp xmrig -
Deletes itself 1 IoCs
pid Process 2328 f6443224890d2752821e2552b6a09547_JaffaCakes118.exe -
Executes dropped EXE 1 IoCs
pid Process 2328 f6443224890d2752821e2552b6a09547_JaffaCakes118.exe -
Loads dropped DLL 1 IoCs
pid Process 1920 f6443224890d2752821e2552b6a09547_JaffaCakes118.exe -
resource yara_rule behavioral1/memory/1920-0-0x0000000000400000-0x0000000000712000-memory.dmp upx behavioral1/files/0x000c000000012254-12.dat upx behavioral1/memory/1920-15-0x00000000031B0000-0x00000000034C2000-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 f6443224890d2752821e2552b6a09547_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f6443224890d2752821e2552b6a09547_JaffaCakes118.exe -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 1920 f6443224890d2752821e2552b6a09547_JaffaCakes118.exe -
Suspicious use of UnmapMainImage 2 IoCs
pid Process 1920 f6443224890d2752821e2552b6a09547_JaffaCakes118.exe 2328 f6443224890d2752821e2552b6a09547_JaffaCakes118.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1920 wrote to memory of 2328 1920 f6443224890d2752821e2552b6a09547_JaffaCakes118.exe 31 PID 1920 wrote to memory of 2328 1920 f6443224890d2752821e2552b6a09547_JaffaCakes118.exe 31 PID 1920 wrote to memory of 2328 1920 f6443224890d2752821e2552b6a09547_JaffaCakes118.exe 31 PID 1920 wrote to memory of 2328 1920 f6443224890d2752821e2552b6a09547_JaffaCakes118.exe 31
Processes
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C:\Users\Admin\AppData\Local\Temp\f6443224890d2752821e2552b6a09547_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\f6443224890d2752821e2552b6a09547_JaffaCakes118.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1920 -
C:\Users\Admin\AppData\Local\Temp\f6443224890d2752821e2552b6a09547_JaffaCakes118.exeC:\Users\Admin\AppData\Local\Temp\f6443224890d2752821e2552b6a09547_JaffaCakes118.exe2⤵
- Deletes itself
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of UnmapMainImage
PID:2328
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
784KB
MD580685461542fc60b77a506cc55dc71f9
SHA199b5f0096e816136c00b153659c1f22e7cd70f57
SHA2562dfa520f3fa0773c87afa2d3fb58978dd4e5c25ff0fe108a5b95517d32e8bff6
SHA512ecade61593d456d9622c4d4de457f62d55c6d9850a3d7cacfe588e20615dc8ea6f96756a6dd1f011b95036b01caae8e8a46017efd7fe46132bb30d16d14ebe74