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Analysis
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max time kernel
150s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20250314-en -
resource tags
arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system -
submitted
15/03/2025, 09:19
Behavioral task
behavioral1
Sample
JaffaCakes118_75ebdb8447bdfa3bf1254adcf2b55f8e.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
JaffaCakes118_75ebdb8447bdfa3bf1254adcf2b55f8e.exe
Resource
win10v2004-20250314-en
General
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Target
JaffaCakes118_75ebdb8447bdfa3bf1254adcf2b55f8e.exe
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Size
28KB
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MD5
75ebdb8447bdfa3bf1254adcf2b55f8e
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SHA1
f0228beaef5492c71d15f26b865e1b88c5821126
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SHA256
7653736a8270a720f932132456f56f0d63b66e928f6d77ea6b6ee67e7c7afb6e
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SHA512
8c366cf28a141279e7fcf1f2b53ac6d10e105079183ee1a20b39d9e72761653402bf4fd4ef9e2ae031d74a3add3e3a12d9ab720ec25c958da45faf9436241957
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SSDEEP
384:1vxBbK26lj5Id8SpHx9jLhsznnVxA1WmP5w7GGCJlqqwMyNFvM:Dv8IRRdsxq1DjJcqfMk
Malware Config
Signatures
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Detects MyDoom family 5 IoCs
resource yara_rule behavioral2/memory/6140-13-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral2/memory/6140-51-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral2/memory/6140-138-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral2/memory/6140-221-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral2/memory/6140-223-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 6044 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_75ebdb8447bdfa3bf1254adcf2b55f8e.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/6140-0-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/files/0x000800000002429c-4.dat upx behavioral2/memory/6044-6-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/6140-13-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/6044-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/6044-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/6044-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/6044-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/6044-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/6044-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/6044-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/6044-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/6044-45-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/6044-50-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/6140-51-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/6044-52-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x000f0000000240f4-65.dat upx behavioral2/memory/6140-138-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/6044-179-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/6140-221-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/6044-222-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/6140-223-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/6044-224-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/6044-229-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe JaffaCakes118_75ebdb8447bdfa3bf1254adcf2b55f8e.exe File opened for modification C:\Windows\java.exe JaffaCakes118_75ebdb8447bdfa3bf1254adcf2b55f8e.exe File created C:\Windows\java.exe JaffaCakes118_75ebdb8447bdfa3bf1254adcf2b55f8e.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_75ebdb8447bdfa3bf1254adcf2b55f8e.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 6140 wrote to memory of 6044 6140 JaffaCakes118_75ebdb8447bdfa3bf1254adcf2b55f8e.exe 84 PID 6140 wrote to memory of 6044 6140 JaffaCakes118_75ebdb8447bdfa3bf1254adcf2b55f8e.exe 84 PID 6140 wrote to memory of 6044 6140 JaffaCakes118_75ebdb8447bdfa3bf1254adcf2b55f8e.exe 84
Processes
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_75ebdb8447bdfa3bf1254adcf2b55f8e.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_75ebdb8447bdfa3bf1254adcf2b55f8e.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:6140 -
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:6044
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
25B
MD58ba61a16b71609a08bfa35bc213fce49
SHA18374dddcc6b2ede14b0ea00a5870a11b57ced33f
SHA2566aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1
SHA5125855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1
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Filesize
138KB
MD55fae95b7a9abe625740e512cc410b0e7
SHA1a7b02cafa7ddb8777da4e20d4ba238d3857799b1
SHA256e8a5e45cd9c1d78bd2a691e83cd5ac16abd5f38087ff34a59a6381828aa533d0
SHA51209bedbdf8836965fa1bb8ed05fd92dac892fcf93282bdcc88a9c92bf609fce256cbb72d9286e6c41ab45f3d30a6ecdd115f70b1962441273695100467582c721
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Filesize
153KB
MD518724a95d3a5290287ddde0c53d87ca8
SHA1dfc25ad6cfd53c24e8d327b33ed3f03db287aa4e
SHA25657b15fa530d1e8044401c646c5a6ad8ba444ac593c653105ed83346dfc75008a
SHA512d0c549c197496997f916882391af927998c8d3ff088efb5c78d6ac25e9fffd26d9c6b03d9ce26e4d5ec264f6816fa5256d54e929d19f506cc1599f7fa08998ae
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Filesize
28KB
MD59d76286b1a20cd1538906cde0d8e079b
SHA1f396afc841ae09f66cafac587c5c423650bb1856
SHA2569d8ce08101320579b269ca8af32be4c6abf0a56ba009dbb9ef1c07d721de0d57
SHA51292b7ccc874353198f3fcaeb20b3e1a45d1573a2d9e522d050207619d87b78e331e64695cb91b49a6555358642cd4376c0cd8d8c009f63d50565ae28276e3170c
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Filesize
1KB
MD5497ebaeda9ca4683977c5710d94ea9f9
SHA1897d7f8be800fb0a927d32222056a65a31bdd4db
SHA256ba3c6f67ce7304f5b1c6b0c4fc512573440d86bc940cb709dc7e135356e9f0f1
SHA5123b7a61b69aca1eb07f9afd4d2c940758f4d9321541136601ace170e2a030e34e29ef73a7e28e3f72215aa2c02ba5b7d7395a78c5f089efd4fe884171d5eac7cd
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2