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Analysis
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max time kernel
150s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
03/01/2025, 05:43
Behavioral task
behavioral1
Sample
JaffaCakes118_6a90b65f75a79adc6dc0e5ff9a1509e5.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
JaffaCakes118_6a90b65f75a79adc6dc0e5ff9a1509e5.exe
Resource
win10v2004-20241007-en
General
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Target
JaffaCakes118_6a90b65f75a79adc6dc0e5ff9a1509e5.exe
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Size
28KB
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MD5
6a90b65f75a79adc6dc0e5ff9a1509e5
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SHA1
3f4007dc63b5c40f836d007631e04de4edb82d61
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SHA256
ec04950a99cbe297c0358d4f101c5d38ac5b9d6b2aa3770259ba7b31963fef51
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SHA512
158cf1d766ad268d5b6a5c2a0c341b5c2097a128217f514d82dc09107ede8938ba0df91c8d2196a1f288ddce8263e3b943971e93de0e3cae95c573dad4dde31a
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SSDEEP
384:1vxBbK26lj5Id8SpHx9jLhsznnVxA1WmP5w7GGCJlqqwMyNzmcqn5S:Dv8IRRdsxq1DjJcqfK5AS
Malware Config
Signatures
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Detects MyDoom family 5 IoCs
resource yara_rule behavioral2/memory/2720-13-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral2/memory/2720-51-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral2/memory/2720-81-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral2/memory/2720-146-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral2/memory/2720-158-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 2848 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_6a90b65f75a79adc6dc0e5ff9a1509e5.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/2720-0-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/files/0x000b000000023b8b-4.dat upx behavioral2/memory/2848-5-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2720-13-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/2848-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2848-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2848-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2848-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2848-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2848-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2848-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2848-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2848-45-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2848-50-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2720-51-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/2848-52-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0004000000000705-65.dat upx behavioral2/memory/2720-81-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/2848-122-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2720-146-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/2848-147-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2720-158-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/2848-159-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2848-163-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe JaffaCakes118_6a90b65f75a79adc6dc0e5ff9a1509e5.exe File opened for modification C:\Windows\java.exe JaffaCakes118_6a90b65f75a79adc6dc0e5ff9a1509e5.exe File created C:\Windows\java.exe JaffaCakes118_6a90b65f75a79adc6dc0e5ff9a1509e5.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 services.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language JaffaCakes118_6a90b65f75a79adc6dc0e5ff9a1509e5.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2720 wrote to memory of 2848 2720 JaffaCakes118_6a90b65f75a79adc6dc0e5ff9a1509e5.exe 83 PID 2720 wrote to memory of 2848 2720 JaffaCakes118_6a90b65f75a79adc6dc0e5ff9a1509e5.exe 83 PID 2720 wrote to memory of 2848 2720 JaffaCakes118_6a90b65f75a79adc6dc0e5ff9a1509e5.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6a90b65f75a79adc6dc0e5ff9a1509e5.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6a90b65f75a79adc6dc0e5ff9a1509e5.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2720 -
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:2848
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
28KB
MD5f953140646a02038f8fd3914fadc5d0b
SHA145f88219d4672569b7f5ba999246e963b09dfac6
SHA256d0a8e0f16a2697bd009805e28c479bcf2cae3a6deb59bc21745eb246a233fb6a
SHA512d87f8dae8806663fb47d1ea984866b50e6082eb6fa323f38a6074884a61f8ab3c02d815b3886294b74cd02df0b39e322ae4acdedbd838acfca4b785301abf040
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Filesize
1KB
MD577f982ebd05f4f6b7d9b15e642125dc8
SHA1293640d078f58c17270a514f7b2602d21ffb3b9d
SHA2566db53a777c83318709d416baeda88327d6136b718d91cf82441811df394fc8b7
SHA5120d29ba656f0fd5462d6f83d7787abd8f913ed10f4010828b98dce9e48c356ae712666449895dc84350adef503b18d8fa8192f433d4f2b27c3b5a27f796a29185
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Filesize
1KB
MD5064c9e727f486c1410c490ed64dfba3a
SHA1eef15dd9f37a153b2fb38e7d53ca86aa5418b38d
SHA25618a199e18e0f946b43d6a559e4fbbf9bb782115ccbece5adf108479b02282128
SHA512c1d2d52537608fba24c4f4a85c2a7d220edb478e2f6f03ea7a7d252510c37a0faab3c6a61f9d68c1805f0de11dad830f9e0499604b82ff6eab702589b21d13ec
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2