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Analysis
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max time kernel
122s -
max time network
128s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
12/10/2024, 11:56
Behavioral task
behavioral1
Sample
39e1bda4e2ff2ada9499a1cd33bea983_JaffaCakes118.exe
Resource
win7-20241010-en
General
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Target
39e1bda4e2ff2ada9499a1cd33bea983_JaffaCakes118.exe
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Size
532KB
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MD5
39e1bda4e2ff2ada9499a1cd33bea983
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SHA1
2cc34010bcb1e067651637f32fb64575d8a0707d
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SHA256
9b8740f0d0cf734ebd828f9333d2c1ebbee985427c89ba5dcc20c96b956dd37c
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SHA512
b8e524fa4e18e0164f05fbcb37b3ff88d276b950c445094ca9c2003dc5e7b1eba3eba5602d0d7bad077da596caafba14693588707b2547bbb193f81817b5c135
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SSDEEP
12288:Mo3moOyBd0GXLB7AxvkkMTj8xzCzjgEldsx3P+i7AxvkkMTj8xzCzjgEt:BZhXqvEH2NEldsx/gvEH2NEt
Malware Config
Signatures
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Deletes itself 1 IoCs
pid Process 2780 39e1bda4e2ff2ada9499a1cd33bea983_JaffaCakes118.exe -
Executes dropped EXE 1 IoCs
pid Process 2780 39e1bda4e2ff2ada9499a1cd33bea983_JaffaCakes118.exe -
Loads dropped DLL 1 IoCs
pid Process 1104 39e1bda4e2ff2ada9499a1cd33bea983_JaffaCakes118.exe -
resource yara_rule behavioral1/memory/1104-0-0x0000000000400000-0x0000000000486000-memory.dmp upx behavioral1/files/0x0009000000016ace-16.dat upx behavioral1/memory/1104-15-0x0000000000190000-0x0000000000216000-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 39e1bda4e2ff2ada9499a1cd33bea983_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 39e1bda4e2ff2ada9499a1cd33bea983_JaffaCakes118.exe -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 1104 39e1bda4e2ff2ada9499a1cd33bea983_JaffaCakes118.exe -
Suspicious use of UnmapMainImage 2 IoCs
pid Process 1104 39e1bda4e2ff2ada9499a1cd33bea983_JaffaCakes118.exe 2780 39e1bda4e2ff2ada9499a1cd33bea983_JaffaCakes118.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1104 wrote to memory of 2780 1104 39e1bda4e2ff2ada9499a1cd33bea983_JaffaCakes118.exe 32 PID 1104 wrote to memory of 2780 1104 39e1bda4e2ff2ada9499a1cd33bea983_JaffaCakes118.exe 32 PID 1104 wrote to memory of 2780 1104 39e1bda4e2ff2ada9499a1cd33bea983_JaffaCakes118.exe 32 PID 1104 wrote to memory of 2780 1104 39e1bda4e2ff2ada9499a1cd33bea983_JaffaCakes118.exe 32
Processes
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C:\Users\Admin\AppData\Local\Temp\39e1bda4e2ff2ada9499a1cd33bea983_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\39e1bda4e2ff2ada9499a1cd33bea983_JaffaCakes118.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1104 -
C:\Users\Admin\AppData\Local\Temp\39e1bda4e2ff2ada9499a1cd33bea983_JaffaCakes118.exeC:\Users\Admin\AppData\Local\Temp\39e1bda4e2ff2ada9499a1cd33bea983_JaffaCakes118.exe2⤵
- Deletes itself
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of UnmapMainImage
PID:2780
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
532KB
MD5b23698eb1c336d7f74c11114839627d7
SHA157e8d3c174399a1805b31ab590f00cfd75e5adcd
SHA256b019fd8fa336e8ce593591048ed8bbd6b43914f4c4a245def1a065bdf9b5a2cc
SHA512212e97678c5e0f0a10a450313cee94465de54ef0f3b11df3dd32154210b136fe7ceb379925c8d85be355394360c04f3b844ce7328c0d0c97a06654d9c0c3ea99