Analysis
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max time kernel
120s -
max time network
120s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
16-12-2024 19:28
Behavioral task
behavioral1
Sample
2d430ef20d1dc3ffc8ac0a3ca4d74aa749042ce236d653b7aed4206822828bd6N.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
2d430ef20d1dc3ffc8ac0a3ca4d74aa749042ce236d653b7aed4206822828bd6N.exe
Resource
win10v2004-20241007-en
General
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Target
2d430ef20d1dc3ffc8ac0a3ca4d74aa749042ce236d653b7aed4206822828bd6N.exe
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Size
29KB
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MD5
628a575e7089b78c0896b6a1dccde350
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SHA1
295caf7ed3f10ddee71bc6c7692d270c39376fdc
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SHA256
2d430ef20d1dc3ffc8ac0a3ca4d74aa749042ce236d653b7aed4206822828bd6
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SHA512
3adb1e508ea789e0d20c52ddba80d83d133a2f5f2b6f5b076b7c1a2a0d54aa56db35b631d0387cf2eeb994bd516ee1ab67c273573c4dfc36679a34694d2ff555
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/s:AEwVs+0jNDY1qi/qU
Malware Config
Signatures
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Detects MyDoom family 5 IoCs
resource yara_rule behavioral2/memory/2344-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2344-44-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2344-58-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2344-157-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2344-173-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 3132 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" 2d430ef20d1dc3ffc8ac0a3ca4d74aa749042ce236d653b7aed4206822828bd6N.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/2344-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/files/0x0009000000023bac-4.dat upx behavioral2/memory/3132-6-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2344-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3132-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3132-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3132-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3132-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3132-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3132-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3132-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3132-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2344-44-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3132-45-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2344-58-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3132-59-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0004000000000709-60.dat upx behavioral2/memory/3132-158-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2344-157-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2344-173-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3132-174-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File opened for modification C:\Windows\java.exe 2d430ef20d1dc3ffc8ac0a3ca4d74aa749042ce236d653b7aed4206822828bd6N.exe File created C:\Windows\java.exe 2d430ef20d1dc3ffc8ac0a3ca4d74aa749042ce236d653b7aed4206822828bd6N.exe File created C:\Windows\services.exe 2d430ef20d1dc3ffc8ac0a3ca4d74aa749042ce236d653b7aed4206822828bd6N.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 2d430ef20d1dc3ffc8ac0a3ca4d74aa749042ce236d653b7aed4206822828bd6N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2344 wrote to memory of 3132 2344 2d430ef20d1dc3ffc8ac0a3ca4d74aa749042ce236d653b7aed4206822828bd6N.exe 83 PID 2344 wrote to memory of 3132 2344 2d430ef20d1dc3ffc8ac0a3ca4d74aa749042ce236d653b7aed4206822828bd6N.exe 83 PID 2344 wrote to memory of 3132 2344 2d430ef20d1dc3ffc8ac0a3ca4d74aa749042ce236d653b7aed4206822828bd6N.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\2d430ef20d1dc3ffc8ac0a3ca4d74aa749042ce236d653b7aed4206822828bd6N.exe"C:\Users\Admin\AppData\Local\Temp\2d430ef20d1dc3ffc8ac0a3ca4d74aa749042ce236d653b7aed4206822828bd6N.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:3132
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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
29KB
MD58e8dd69967c9e192d39eba4bb7fd907e
SHA1629f3b6510252635451127d0e1f14086b6660762
SHA256cf3b852ea45f2d65702bdcead3e9c4d0948f97f75b87d958f7fcd146c40c0ac0
SHA5123935a4f6ba151155ceb21e37011f98a6fdcab0d7ca9ff44bfdd62dcba9c2327eeac014d124ee6dba66a6aae0003cc90d5ddd8cc8896978e19a761266197176f8
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Filesize
352B
MD5b08a20edb502e5f629647f1d1880273a
SHA1825339f662aa5bab05dbb4dad98ebd0dca8815ae
SHA2566b288350e4068e560d825e3361021cd1fca5cd697fd900ebf7e72785f3cce8f8
SHA512a9b618e55e4a05112cf5c7d1c656aa5010334843d2b5aa69282c0b8669c3e77249414e79fbfc42aafe9c049988eea8d0f350b2fdb45d922e5457f6caf222f7df
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2