Analysis
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max time kernel
120s -
max time network
121s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
16-01-2025 18:28
Behavioral task
behavioral1
Sample
2a214b000a2ccf4e5ed2bdb4fa16ddea07a7c61359e285ae25db2f678d7cc986N.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
2a214b000a2ccf4e5ed2bdb4fa16ddea07a7c61359e285ae25db2f678d7cc986N.exe
Resource
win10v2004-20241007-en
General
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Target
2a214b000a2ccf4e5ed2bdb4fa16ddea07a7c61359e285ae25db2f678d7cc986N.exe
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Size
29KB
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MD5
ba76b66891d1778db16e43aea8a68700
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SHA1
50d3e0eac438b6c41947efddf9856164238cf516
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SHA256
2a214b000a2ccf4e5ed2bdb4fa16ddea07a7c61359e285ae25db2f678d7cc986
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SHA512
f62376d7fd331a07d8d75412eb466f114c806cc71d8b4ae13d36f10bf09b9a8cee67fc10139ee90a745e9c9b9de93e0ff5aac22676eef305d415c28e472a91ff
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/B:AEwVs+0jNDY1qi/qp
Malware Config
Signatures
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Detects MyDoom family 5 IoCs
resource yara_rule behavioral2/memory/2024-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2024-44-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2024-49-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2024-136-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2024-161-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 3144 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" 2a214b000a2ccf4e5ed2bdb4fa16ddea07a7c61359e285ae25db2f678d7cc986N.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/2024-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/files/0x0007000000023cb1-4.dat upx behavioral2/memory/3144-5-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2024-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3144-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3144-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3144-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3144-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3144-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3144-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3144-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3144-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3144-45-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2024-44-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2024-49-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3144-50-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0004000000000707-60.dat upx behavioral2/memory/2024-136-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3144-137-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2024-161-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3144-162-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\java.exe 2a214b000a2ccf4e5ed2bdb4fa16ddea07a7c61359e285ae25db2f678d7cc986N.exe File created C:\Windows\services.exe 2a214b000a2ccf4e5ed2bdb4fa16ddea07a7c61359e285ae25db2f678d7cc986N.exe File opened for modification C:\Windows\java.exe 2a214b000a2ccf4e5ed2bdb4fa16ddea07a7c61359e285ae25db2f678d7cc986N.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 2a214b000a2ccf4e5ed2bdb4fa16ddea07a7c61359e285ae25db2f678d7cc986N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2024 wrote to memory of 3144 2024 2a214b000a2ccf4e5ed2bdb4fa16ddea07a7c61359e285ae25db2f678d7cc986N.exe 85 PID 2024 wrote to memory of 3144 2024 2a214b000a2ccf4e5ed2bdb4fa16ddea07a7c61359e285ae25db2f678d7cc986N.exe 85 PID 2024 wrote to memory of 3144 2024 2a214b000a2ccf4e5ed2bdb4fa16ddea07a7c61359e285ae25db2f678d7cc986N.exe 85
Processes
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C:\Users\Admin\AppData\Local\Temp\2a214b000a2ccf4e5ed2bdb4fa16ddea07a7c61359e285ae25db2f678d7cc986N.exe"C:\Users\Admin\AppData\Local\Temp\2a214b000a2ccf4e5ed2bdb4fa16ddea07a7c61359e285ae25db2f678d7cc986N.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2024 -
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:3144
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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
MD5b42abe66c9d9d0f11a287be179b074a6
SHA14b2452cd78cd962aaced5921ac1fe11a4145c35d
SHA256dbf5b0cff3a94654470ae7ca14e1b801aaf35f814e9bab7b18400a526e2c6653
SHA5123ccaeaed3ee473f71912f9c79285feff445fdb73819182afe697afa132cfcdf083876edbecf007c2b41af4081b8b5f914870a49eda00211adefc952a0de6289d
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Filesize
320B
MD56bfd7cd528ddab27ba1051eb399068da
SHA1eccfb29bf99a4bfbb96577acccd037cb27c911e6
SHA2568594877012ff852265ab22e27e08c300e09771f9bbaab58357f421d82b354b83
SHA51204e4e6d812255f847a2f62a566e5a7d53ed268db0e690813136a4732c96d2449b42b242b3e5837d42c0568d54118e0bb9ec2168d6e6e997d7dc841262646e167
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Filesize
320B
MD58bab3f75a9220e7eb05ffc2da86c3003
SHA17c9ebd84a7e56cab1f0cbbac5a60c5e4df634e21
SHA2561371883b3a82d0a47e982c2f77572c9db215ef3d3d0cb87a201332fbb6776e87
SHA51201c2f70cffcdb6de201a204f776511a018b929d2e869102fea1698b252e2358e6be58e74fb6860420a23e0183166a78a47db69692381476c88b1d37a35cfc8ff
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2