Analysis
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max time kernel
150s -
max time network
155s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
01-01-2025 19:35
Behavioral task
behavioral1
Sample
JaffaCakes118_6045e6e70a4910bafbcab764182e19ea.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
JaffaCakes118_6045e6e70a4910bafbcab764182e19ea.exe
Resource
win10v2004-20241007-en
General
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Target
JaffaCakes118_6045e6e70a4910bafbcab764182e19ea.exe
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Size
28KB
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MD5
6045e6e70a4910bafbcab764182e19ea
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SHA1
114be56aa3139658cab78b700494dae019aaed73
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SHA256
e3083d1c64c68cb52b92862468826a8409aed5e5fbcd16bd1f1098aeccaf57ad
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SHA512
12534a02433cc686155c7bbfc5f0277c85983b380b0bdc3d51225304b98762a6be43d27ede499bd84cf640d125ab374047a390fc1822bfb94b798144ef228fd2
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SSDEEP
384:1vxBbK26lj5Id8SpHx9jLhsznnVxA1WmP5w7GGCJlqqwMyNUDqp8:Dv8IRRdsxq1DjJcqf7qp8
Malware Config
Signatures
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Detects MyDoom family 5 IoCs
resource yara_rule behavioral2/memory/416-13-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral2/memory/416-56-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral2/memory/416-61-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral2/memory/416-141-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral2/memory/416-163-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 3348 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_6045e6e70a4910bafbcab764182e19ea.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/416-0-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/files/0x000c000000023b2c-4.dat upx behavioral2/memory/3348-6-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/416-13-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/3348-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3348-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3348-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3348-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3348-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3348-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3348-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3348-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3348-45-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3348-50-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3348-52-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/416-56-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/3348-57-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/416-61-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/3348-62-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0003000000000707-67.dat upx behavioral2/memory/416-141-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/3348-142-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/416-163-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/3348-164-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File opened for modification C:\Windows\java.exe JaffaCakes118_6045e6e70a4910bafbcab764182e19ea.exe File created C:\Windows\java.exe JaffaCakes118_6045e6e70a4910bafbcab764182e19ea.exe File created C:\Windows\services.exe JaffaCakes118_6045e6e70a4910bafbcab764182e19ea.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_6045e6e70a4910bafbcab764182e19ea.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 416 wrote to memory of 3348 416 JaffaCakes118_6045e6e70a4910bafbcab764182e19ea.exe 81 PID 416 wrote to memory of 3348 416 JaffaCakes118_6045e6e70a4910bafbcab764182e19ea.exe 81 PID 416 wrote to memory of 3348 416 JaffaCakes118_6045e6e70a4910bafbcab764182e19ea.exe 81
Processes
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6045e6e70a4910bafbcab764182e19ea.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6045e6e70a4910bafbcab764182e19ea.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:416 -
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:3348
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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
28KB
MD5233d5ad74ef6e657b145f8cdb85874b7
SHA1be485b5dd9e7e8f1db12acc4a438a7af6c702442
SHA2566003d1fdf12c498c366dfb0a7192ae8d2253fdd5aec14b71e77f2112bec611a0
SHA5122bbd563cd8661507b4b48ba9c2003a59905870b8bffe59b37aba0a4a0576d0c18e98f25dc289fbd5c8c76e9d5f42cbc4397f4d86c1c669742aadbd66696b9744
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Filesize
1KB
MD58e36582dcca65b7c3e2a912173efcd5e
SHA1859ef6435d04fa75d7d0cee0e99d350b4c684f32
SHA2563d9a68d0ef6903aa42a02118f0a18c01ba3f781e71b242e19e53bd34d4130d1c
SHA512700744a3dde27e7c728b38f92f50ef38b77428bd74234b6d7d2f75cbc02e0a261bd1dd2d08bddd8b388a44c888a044f0af21e6761ce65037c73f9d96238f8c3c
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2