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Analysis
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max time kernel
101s -
max time network
138s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
19/12/2024, 03:57
Behavioral task
behavioral1
Sample
fe588a7e6d14e92a0460304f0dce8395_JaffaCakes118.exe
Resource
win7-20241023-en
General
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Target
fe588a7e6d14e92a0460304f0dce8395_JaffaCakes118.exe
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Size
784KB
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MD5
fe588a7e6d14e92a0460304f0dce8395
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SHA1
bfa9341fdd3ae347fa6047c3df9af373432a9adc
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SHA256
18e51835dd3f65d13399fd89346eae2b39087a199bce60ff03616666d4f5a8e3
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SHA512
5c89b273e1c5dcd11e5801dc98733c23c83a68856bc851f830384374f1d70c328cd44559b4a3f040390324d2c0e95315520090c1791eaa22333fa076cf42102d
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SSDEEP
12288:sl5SWnM2jHff0XUAxtGPPuy8PCPyhq1KGxPKmqvBXnk+NuEIY4xmVpXYQlMrhvg:snSWR/mUArGp8aywMMcvBXSAVpBlAUR
Malware Config
Signatures
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Xmrig family
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XMRig Miner payload 6 IoCs
resource yara_rule behavioral2/memory/692-2-0x0000000000400000-0x0000000000593000-memory.dmp xmrig behavioral2/memory/692-12-0x0000000000400000-0x0000000000593000-memory.dmp xmrig behavioral2/memory/4796-15-0x0000000000400000-0x0000000000593000-memory.dmp xmrig behavioral2/memory/4796-29-0x0000000005490000-0x0000000005623000-memory.dmp xmrig behavioral2/memory/4796-20-0x0000000000400000-0x0000000000587000-memory.dmp xmrig behavioral2/memory/4796-30-0x0000000000400000-0x0000000000587000-memory.dmp xmrig -
Deletes itself 1 IoCs
pid Process 4796 fe588a7e6d14e92a0460304f0dce8395_JaffaCakes118.exe -
Executes dropped EXE 1 IoCs
pid Process 4796 fe588a7e6d14e92a0460304f0dce8395_JaffaCakes118.exe -
resource yara_rule behavioral2/memory/692-0-0x0000000000400000-0x0000000000712000-memory.dmp upx behavioral2/files/0x000d000000023b6f-11.dat upx behavioral2/memory/4796-13-0x0000000000400000-0x0000000000712000-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 fe588a7e6d14e92a0460304f0dce8395_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language fe588a7e6d14e92a0460304f0dce8395_JaffaCakes118.exe -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 692 fe588a7e6d14e92a0460304f0dce8395_JaffaCakes118.exe -
Suspicious use of UnmapMainImage 2 IoCs
pid Process 692 fe588a7e6d14e92a0460304f0dce8395_JaffaCakes118.exe 4796 fe588a7e6d14e92a0460304f0dce8395_JaffaCakes118.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 692 wrote to memory of 4796 692 fe588a7e6d14e92a0460304f0dce8395_JaffaCakes118.exe 83 PID 692 wrote to memory of 4796 692 fe588a7e6d14e92a0460304f0dce8395_JaffaCakes118.exe 83 PID 692 wrote to memory of 4796 692 fe588a7e6d14e92a0460304f0dce8395_JaffaCakes118.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\fe588a7e6d14e92a0460304f0dce8395_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\fe588a7e6d14e92a0460304f0dce8395_JaffaCakes118.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:692 -
C:\Users\Admin\AppData\Local\Temp\fe588a7e6d14e92a0460304f0dce8395_JaffaCakes118.exeC:\Users\Admin\AppData\Local\Temp\fe588a7e6d14e92a0460304f0dce8395_JaffaCakes118.exe2⤵
- Deletes itself
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of UnmapMainImage
PID:4796
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
784KB
MD5c585e1aee747ea8495fbe80c0fde0a65
SHA1fcfba32dce28e8cdb2c7064d14a2f1eca2801fce
SHA2562c01d779875815b3fff7a9f64080ad1d054a5d47a538c24ce0ead8bd5690e3d3
SHA512e19c9f8e9cf6758bcc0a29e81143875f059eaf0833f639e7f6fdb47c977fc4c83d140b6744c33f66630496cb81b65fc740a768c102a2afff23231883f0aec5aa