Analysis
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max time kernel
150s -
max time network
149s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
19-12-2024 23:40
Behavioral task
behavioral1
Sample
5031b83e22b9dc56f5ed15a90bcfa424014ba5b10acd2d6ce2ff0e1bdff5c326.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
5031b83e22b9dc56f5ed15a90bcfa424014ba5b10acd2d6ce2ff0e1bdff5c326.exe
Resource
win10v2004-20241007-en
General
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Target
5031b83e22b9dc56f5ed15a90bcfa424014ba5b10acd2d6ce2ff0e1bdff5c326.exe
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Size
29KB
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MD5
1f3d84193777a91e0121eeed890e39f9
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SHA1
899289230c035053c95f9ee96da15997fcecad9e
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SHA256
5031b83e22b9dc56f5ed15a90bcfa424014ba5b10acd2d6ce2ff0e1bdff5c326
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SHA512
72c34aafc11497b1b44ab3c92cd75537520887ede797882c44e2497eb4f838e3977f7de70c0e4079d6d4571b5350cf299328cf3216e5eacf3bcd12aa84350eee
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9//hK:AEwVs+0jNDY1qi/qnQ
Malware Config
Signatures
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Detects MyDoom family 6 IoCs
resource yara_rule behavioral1/memory/2032-2-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2032-17-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2032-55-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2032-77-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2032-86-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2032-93-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 2676 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\Services = "C:\\Windows\\services.exe" services.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\JavaVM = "C:\\Windows\\java.exe" 5031b83e22b9dc56f5ed15a90bcfa424014ba5b10acd2d6ce2ff0e1bdff5c326.exe -
resource yara_rule behavioral1/memory/2032-2-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/files/0x000800000001662e-8.dat upx behavioral1/memory/2676-11-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2032-17-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2676-20-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2676-22-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2676-27-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2676-32-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2676-34-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2676-39-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2676-44-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2676-46-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2676-51-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2676-56-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2032-55-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/files/0x0009000000016c7b-69.dat upx behavioral1/memory/2032-77-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2676-78-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2676-82-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2032-86-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2676-87-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2676-89-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2032-93-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2676-94-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 5031b83e22b9dc56f5ed15a90bcfa424014ba5b10acd2d6ce2ff0e1bdff5c326.exe File opened for modification C:\Windows\java.exe 5031b83e22b9dc56f5ed15a90bcfa424014ba5b10acd2d6ce2ff0e1bdff5c326.exe File created C:\Windows\java.exe 5031b83e22b9dc56f5ed15a90bcfa424014ba5b10acd2d6ce2ff0e1bdff5c326.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 5031b83e22b9dc56f5ed15a90bcfa424014ba5b10acd2d6ce2ff0e1bdff5c326.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2032 wrote to memory of 2676 2032 5031b83e22b9dc56f5ed15a90bcfa424014ba5b10acd2d6ce2ff0e1bdff5c326.exe 30 PID 2032 wrote to memory of 2676 2032 5031b83e22b9dc56f5ed15a90bcfa424014ba5b10acd2d6ce2ff0e1bdff5c326.exe 30 PID 2032 wrote to memory of 2676 2032 5031b83e22b9dc56f5ed15a90bcfa424014ba5b10acd2d6ce2ff0e1bdff5c326.exe 30 PID 2032 wrote to memory of 2676 2032 5031b83e22b9dc56f5ed15a90bcfa424014ba5b10acd2d6ce2ff0e1bdff5c326.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\5031b83e22b9dc56f5ed15a90bcfa424014ba5b10acd2d6ce2ff0e1bdff5c326.exe"C:\Users\Admin\AppData\Local\Temp\5031b83e22b9dc56f5ed15a90bcfa424014ba5b10acd2d6ce2ff0e1bdff5c326.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2032 -
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:2676
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
29KB
MD53f1fbcc6204fea72e5fc79ca13484ce2
SHA13e60f22391b0c140166153f6deafddc348bc4949
SHA25622c6cda9f96f4af0d5fb168470c445cef7a02506ce98da62fd1fd3148920576d
SHA512e776184dc7e1779e593fb54d3a90569f899ed37a2e85debc1cac763cafc19fe7a07a5981efa74ea4cff5133f75d456213bda7db279eafe038649dd2994360b0b
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Filesize
320B
MD5b87b7f956012d23ddace0909b8688e8f
SHA1e7cf02503582954b88317f3c112ea90d52d3f384
SHA256161e4165e43b035cd38af6995bb76ceb5e2492f4c95c9c3b1afca2ea355f5ab9
SHA512418f600a9e1a08ad4e8affea2a5622d9b5eb0b614cd739a6cc8c56eba4fa7babcb18f314c2461ce303ecf77e5476c89c52785708ffcb7ae34fe498bc45f57795
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2