Analysis
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max time kernel
150s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
18-12-2024 18:41
Behavioral task
behavioral1
Sample
fcb1f42ce3255631d40717e73bcb99fb_JaffaCakes118.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
fcb1f42ce3255631d40717e73bcb99fb_JaffaCakes118.exe
Resource
win10v2004-20241007-en
General
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Target
fcb1f42ce3255631d40717e73bcb99fb_JaffaCakes118.exe
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Size
28KB
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MD5
fcb1f42ce3255631d40717e73bcb99fb
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SHA1
4065445cbb9fc69f278f6b4ae0cf370eb60714b6
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SHA256
dce87551d0d0b3c0653e5fd92e124ec451ed1f1505094935e9490ce1009259b4
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SHA512
6208ecb40ef5c2be551c7ce4d1476bd81393a99988392845956550a0766cb51fa08e66a01c1fbf7aaafb7dd01da12c345d8f8be8069311827fa587618c0b4ff7
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SSDEEP
384:1vxBbK26lj5Id8SpHx9jLhsznnVxA1WmP5w7GGCJlqqwMyNiYA:Dv8IRRdsxq1DjJcqfjv
Malware Config
Signatures
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Detects MyDoom family 5 IoCs
resource yara_rule behavioral2/memory/2988-13-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral2/memory/2988-51-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral2/memory/2988-56-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral2/memory/2988-187-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral2/memory/2988-189-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 5028 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" fcb1f42ce3255631d40717e73bcb99fb_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/2988-0-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/files/0x000b000000023ba8-5.dat upx behavioral2/memory/5028-7-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2988-13-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/5028-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5028-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5028-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5028-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5028-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5028-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5028-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5028-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5028-45-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5028-50-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2988-51-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/5028-52-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2988-56-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/5028-57-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0005000000000709-70.dat upx behavioral2/memory/2988-187-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/5028-188-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2988-189-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/5028-190-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5028-195-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe fcb1f42ce3255631d40717e73bcb99fb_JaffaCakes118.exe File opened for modification C:\Windows\java.exe fcb1f42ce3255631d40717e73bcb99fb_JaffaCakes118.exe File created C:\Windows\java.exe fcb1f42ce3255631d40717e73bcb99fb_JaffaCakes118.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 fcb1f42ce3255631d40717e73bcb99fb_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2988 wrote to memory of 5028 2988 fcb1f42ce3255631d40717e73bcb99fb_JaffaCakes118.exe 82 PID 2988 wrote to memory of 5028 2988 fcb1f42ce3255631d40717e73bcb99fb_JaffaCakes118.exe 82 PID 2988 wrote to memory of 5028 2988 fcb1f42ce3255631d40717e73bcb99fb_JaffaCakes118.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\fcb1f42ce3255631d40717e73bcb99fb_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\fcb1f42ce3255631d40717e73bcb99fb_JaffaCakes118.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2988 -
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:5028
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
120KB
MD5df6577c3784d8596c22388b6a36b872d
SHA1d1c077a892885454a0b692f3e191ab89a11c8e69
SHA256732df18bd3368727bf316550e1348c72533f8cca87ba3d6429364ec9af1d524c
SHA51218b42fda95cf42dc3b8fa2e2de8669485154c18c4b6266f952d6eaeeb3383817cf67ba08371894ce15947feaf36f7651f5fc3ed327350e301318ee226a4245eb
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Filesize
162KB
MD515abe6dd4c1f5b2b84b05baa836c4ef0
SHA19747e5ee6cf2a7eaa635f079446203a351042a43
SHA256d43b8a5957e1645b69de756f5dafe04bc8636ec8bd9a68a2c28a99350e18ce74
SHA51243cc69dc5690d25df925105f8c3d4e18a4b0befc8a792265a3853fa98f48334153d35dc4d6fda1235c66e28e145ce1750c7743ba2d1b147d98b87615dfe0a5d3
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Filesize
25B
MD58ba61a16b71609a08bfa35bc213fce49
SHA18374dddcc6b2ede14b0ea00a5870a11b57ced33f
SHA2566aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1
SHA5125855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1
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Filesize
28KB
MD5668c3564fdc900c779154fc92964e3fb
SHA13ece89da18a4fd3ad566e64fb5f3e1180ddc4a73
SHA256dca6550ca40c6c5fe8d3bb2a0e3c4f1f551865eb3750b50ddaed2d44763d0d61
SHA51290e0259af84031a5caad627bc503a850768137465a4e494839ea3e707a88c7c7496c767d034dfec31005d1f5ee59d5827d8303c24a42fd1e64f29d8b7765e7ad
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Filesize
1KB
MD508d95917ff3c0b1d8bc788af3b9cec69
SHA10979c281c3fa1368ebb11040aee7de804a9c4920
SHA2560d880df9319254a82fa1099729a0b4b3691a7744018aa6a4eec420fc5fecedf7
SHA51224fecab7ea74de05aae42914099b2a508172e85cf1c043a0f79f5059c3fe7401855ebdd549a03e46c685e469fdaa54a9075dc7e15bbeb2b6d0ec64deaa3977fd
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2