Analysis
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max time kernel
150s -
max time network
148s -
platform
windows7_x64 -
resource
win7-20241023-en -
resource tags
arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system -
submitted
04-01-2025 18:32
Behavioral task
behavioral1
Sample
JaffaCakes118_7b2d34f234752eabcb6b41fc8fb23519.exe
Resource
win7-20241023-en
Behavioral task
behavioral2
Sample
JaffaCakes118_7b2d34f234752eabcb6b41fc8fb23519.exe
Resource
win10v2004-20241007-en
General
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Target
JaffaCakes118_7b2d34f234752eabcb6b41fc8fb23519.exe
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Size
28KB
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MD5
7b2d34f234752eabcb6b41fc8fb23519
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SHA1
587c98d81962365d9e54cc65e907f3342ee85228
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SHA256
e03add8586e57263b8ce1572599f46c9e26ee91e6381036487d94cbda040ad4a
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SHA512
0d0b0f6877f6011bc528dea1c92af67235152e6eee1379311c2e833f5289520d99ccbd05ebb4ec098cd5afc80863ce510625bc41abbe926f92a128b1a2eab49c
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SSDEEP
384:1vxBbK26lj5Id8SpHx9jLhsznnVxA1WmP5w7GGCJlqqwMyNgX:Dv8IRRdsxq1DjJcqf9X
Malware Config
Signatures
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Detects MyDoom family 6 IoCs
resource yara_rule behavioral1/memory/2344-17-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral1/memory/2344-44-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral1/memory/2344-70-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral1/memory/2344-72-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral1/memory/2344-77-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral1/memory/2344-84-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 2044 services.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\JavaVM = "C:\\Windows\\java.exe" JaffaCakes118_7b2d34f234752eabcb6b41fc8fb23519.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral1/memory/2344-0-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/2344-4-0x0000000000220000-0x0000000000228000-memory.dmp upx behavioral1/files/0x0008000000016875-7.dat upx behavioral1/memory/2044-11-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2344-17-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/2044-20-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2044-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2044-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2044-31-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2044-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2044-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2044-43-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2344-44-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/2044-45-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2044-50-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x0005000000004ed7-60.dat upx behavioral1/memory/2344-70-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/2044-71-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2044-73-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2344-72-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/2344-77-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/2044-78-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2044-83-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2044-85-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2344-84-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/2044-90-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe JaffaCakes118_7b2d34f234752eabcb6b41fc8fb23519.exe File opened for modification C:\Windows\java.exe JaffaCakes118_7b2d34f234752eabcb6b41fc8fb23519.exe File created C:\Windows\java.exe JaffaCakes118_7b2d34f234752eabcb6b41fc8fb23519.exe -
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 JaffaCakes118_7b2d34f234752eabcb6b41fc8fb23519.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2344 wrote to memory of 2044 2344 JaffaCakes118_7b2d34f234752eabcb6b41fc8fb23519.exe 30 PID 2344 wrote to memory of 2044 2344 JaffaCakes118_7b2d34f234752eabcb6b41fc8fb23519.exe 30 PID 2344 wrote to memory of 2044 2344 JaffaCakes118_7b2d34f234752eabcb6b41fc8fb23519.exe 30 PID 2344 wrote to memory of 2044 2344 JaffaCakes118_7b2d34f234752eabcb6b41fc8fb23519.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7b2d34f234752eabcb6b41fc8fb23519.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7b2d34f234752eabcb6b41fc8fb23519.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2344 -
C:\Windows\services.exe"C:\Windows\services.exe"2⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
PID:2044
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
28KB
MD5c8c34137f75c1da32a68e1ce3377e1ef
SHA184af4f6e4d70194e08e8c5b7283d3318e5ef26dc
SHA2560fc8824b0a1378a3030cad11feaf05bad7d7da61d68b07a3f18f11ad7dc25cae
SHA5121e937a13afad0bf4f7ae490e09f67f749e5f846f41887e80a9f0c5e480cea336140dcae48341eb281bc2ee6f7679ea59ad6cce018670f252c617dc1525e47af0
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Filesize
1KB
MD52ea4d550d9d1a620538acbec67d462cf
SHA1641e6124baabd7b871741d17618c00fc2441af6c
SHA2567a1ee4cce09e75b98bbd92156243327c0f3c4444c098e9686f49660bca31adc9
SHA512e4c893b16ad024e084bee09ae53cc585ef9704a9455da20d57f2febe0cfb0c221f54a4c6718de25175c35eaccb5c29c7455be11c19bbce6abf8d27b3993b8b92
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2