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Analysis
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max time kernel
120s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240708-en -
resource tags
arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system -
submitted
11/01/2025, 13:30
Behavioral task
behavioral1
Sample
df6c0399060b8b31b310a4b014e69d36c46fd45279ce5bd7bd6f36d3f635bb03N.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
df6c0399060b8b31b310a4b014e69d36c46fd45279ce5bd7bd6f36d3f635bb03N.exe
Resource
win10v2004-20241007-en
General
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Target
df6c0399060b8b31b310a4b014e69d36c46fd45279ce5bd7bd6f36d3f635bb03N.exe
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Size
29KB
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MD5
e7cbeb8f63c165400cd1b44978563d30
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SHA1
6557924b1e7e3f4e6970a0c746ad796d24e33403
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SHA256
df6c0399060b8b31b310a4b014e69d36c46fd45279ce5bd7bd6f36d3f635bb03
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SHA512
8b77372b07db00960622fe117b1f77fa775c6fad833ded463fe41e829bc422ae5c358ea5851e6cf67770f476f78c098beb3dab4552fb8cbe3a0eb155ef5e58e8
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/J:AEwVs+0jNDY1qi/qB
Malware Config
Signatures
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Detects MyDoom family 7 IoCs
resource yara_rule behavioral1/memory/1920-2-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/1920-16-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/1920-41-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/1920-60-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/1920-64-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/1920-69-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/1920-76-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 2528 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" df6c0399060b8b31b310a4b014e69d36c46fd45279ce5bd7bd6f36d3f635bb03N.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral1/memory/1920-2-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/1920-4-0x00000000001B0000-0x00000000001B8000-memory.dmp upx behavioral1/files/0x0008000000016c7c-7.dat upx behavioral1/memory/2528-10-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1920-16-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2528-20-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2528-19-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2528-25-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2528-30-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2528-32-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2528-37-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1920-41-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2528-42-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x0004000000004ed7-47.dat upx behavioral1/memory/1920-60-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2528-61-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1920-64-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2528-65-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1920-69-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2528-70-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2528-72-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1920-76-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2528-77-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe df6c0399060b8b31b310a4b014e69d36c46fd45279ce5bd7bd6f36d3f635bb03N.exe File opened for modification C:\Windows\java.exe df6c0399060b8b31b310a4b014e69d36c46fd45279ce5bd7bd6f36d3f635bb03N.exe File created C:\Windows\java.exe df6c0399060b8b31b310a4b014e69d36c46fd45279ce5bd7bd6f36d3f635bb03N.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 df6c0399060b8b31b310a4b014e69d36c46fd45279ce5bd7bd6f36d3f635bb03N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1920 wrote to memory of 2528 1920 df6c0399060b8b31b310a4b014e69d36c46fd45279ce5bd7bd6f36d3f635bb03N.exe 30 PID 1920 wrote to memory of 2528 1920 df6c0399060b8b31b310a4b014e69d36c46fd45279ce5bd7bd6f36d3f635bb03N.exe 30 PID 1920 wrote to memory of 2528 1920 df6c0399060b8b31b310a4b014e69d36c46fd45279ce5bd7bd6f36d3f635bb03N.exe 30 PID 1920 wrote to memory of 2528 1920 df6c0399060b8b31b310a4b014e69d36c46fd45279ce5bd7bd6f36d3f635bb03N.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\df6c0399060b8b31b310a4b014e69d36c46fd45279ce5bd7bd6f36d3f635bb03N.exe"C:\Users\Admin\AppData\Local\Temp\df6c0399060b8b31b310a4b014e69d36c46fd45279ce5bd7bd6f36d3f635bb03N.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1920 -
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:2528
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
29KB
MD5d667477ac819b2e5155d664a83cc3fa4
SHA1eecf2f37808fd8766ad751424f23ef41101d4abd
SHA2569ada44bc7d98a2a27468cf2d825b6a1883a979b7904b055168c38f8137908a9b
SHA51210bee8075e443549eebd5324e0c60075b194cc4d390ce3fe05aae3d5b8eeb03b4b53399aabb39dd56382ba81cf0be9bdf5eb62b68b2b522cee4de08cd686948a
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Filesize
352B
MD55bc466ea2289017ddd91b47e58d01c57
SHA1a3cf8d6fb993f558f0e9905822f213bcf125d30b
SHA256b64194b818d435ecb6670061e962798bb7cc34a0aab81301995753022cdb5f9c
SHA51200d35fe2f8e7963689b3f47368ca848a01b707ad5e174a968f18a5638505c3d2cde9981d54a51e2318751886e6162d7dd2efb72b85e5f8e2e4dae8182cfbfd0f
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2