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Analysis
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max time kernel
150s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
21/03/2025, 20:32
Behavioral task
behavioral1
Sample
932b67c8fa9814558a37b60bc4b4ef63ffd1f6c88cb396253d6e9c25fa97fd6f.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
932b67c8fa9814558a37b60bc4b4ef63ffd1f6c88cb396253d6e9c25fa97fd6f.exe
Resource
win10v2004-20250314-en
General
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Target
932b67c8fa9814558a37b60bc4b4ef63ffd1f6c88cb396253d6e9c25fa97fd6f.exe
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Size
28KB
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MD5
f2586983330363a244a86223db55eb12
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SHA1
cc5c58b732c7ad9b59accb051a900f866880e7ab
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SHA256
932b67c8fa9814558a37b60bc4b4ef63ffd1f6c88cb396253d6e9c25fa97fd6f
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SHA512
5c658c0ed5196b4ed8da6d02a5f9324db7014d2981d427059aa7d10dbb4a2d43fc879cc6c2995e4a2c321fee3f0c830195148205f9d6472b3120b30649bd0acb
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SSDEEP
384:1vxBbK26lj5Id8SpHx9jLhsznnVxA1WmP5w7GGCJlqqwMyNUAhf:Dv8IRRdsxq1DjJcqfW
Malware Config
Signatures
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Detects MyDoom family 4 IoCs
resource yara_rule behavioral1/memory/2812-16-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral1/memory/2812-60-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral1/memory/2812-87-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral1/memory/2812-91-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 2848 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" 932b67c8fa9814558a37b60bc4b4ef63ffd1f6c88cb396253d6e9c25fa97fd6f.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral1/memory/2812-0-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/2812-4-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x00080000000190c6-7.dat upx behavioral1/memory/2848-10-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2812-16-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/2848-19-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2848-20-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2848-25-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2848-30-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2848-32-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2848-37-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2848-42-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2848-44-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2848-49-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2848-54-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2848-56-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2812-60-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/2848-61-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2848-66-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x003a000000018662-79.dat upx behavioral1/memory/2812-87-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/2848-88-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2812-91-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/2848-92-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 932b67c8fa9814558a37b60bc4b4ef63ffd1f6c88cb396253d6e9c25fa97fd6f.exe File opened for modification C:\Windows\java.exe 932b67c8fa9814558a37b60bc4b4ef63ffd1f6c88cb396253d6e9c25fa97fd6f.exe File created C:\Windows\java.exe 932b67c8fa9814558a37b60bc4b4ef63ffd1f6c88cb396253d6e9c25fa97fd6f.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 services.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 932b67c8fa9814558a37b60bc4b4ef63ffd1f6c88cb396253d6e9c25fa97fd6f.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2812 wrote to memory of 2848 2812 932b67c8fa9814558a37b60bc4b4ef63ffd1f6c88cb396253d6e9c25fa97fd6f.exe 30 PID 2812 wrote to memory of 2848 2812 932b67c8fa9814558a37b60bc4b4ef63ffd1f6c88cb396253d6e9c25fa97fd6f.exe 30 PID 2812 wrote to memory of 2848 2812 932b67c8fa9814558a37b60bc4b4ef63ffd1f6c88cb396253d6e9c25fa97fd6f.exe 30 PID 2812 wrote to memory of 2848 2812 932b67c8fa9814558a37b60bc4b4ef63ffd1f6c88cb396253d6e9c25fa97fd6f.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\932b67c8fa9814558a37b60bc4b4ef63ffd1f6c88cb396253d6e9c25fa97fd6f.exe"C:\Users\Admin\AppData\Local\Temp\932b67c8fa9814558a37b60bc4b4ef63ffd1f6c88cb396253d6e9c25fa97fd6f.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2812 -
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:2848
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
28KB
MD5c630c81fd003ccf79d7c487126218be9
SHA1a568d939f0e5515924fa41592c6f864d16bc1379
SHA256a26274c0050283de5ec2b8b0235e465d0ec5eda407cb5b6fb0089f406e434037
SHA51222a5c7d5cd67c60c16c14ede5d4f4bb38b4609c4e17c7023acb209f46ec1cc26df8e95febb15a040545263555f68d652bd89386f6a3e19161fa806baf8ef10f2
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Filesize
1KB
MD5b6f0ad9fb14c7db37dd98510197231c2
SHA18edd2c14bca56af3957d65597738048e473bd3ef
SHA256a5acb82b60022bcb313ebbf92f2dfbd7014eb7327309b5fe33e994439b46984b
SHA51289eb498a6c09c7ead062d7703443342b430b90389b5fd8ff76052bf3d39dc2976f74391958945f319c1c03c895f7e993be65405200c338afc9942b4c42c8d140
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2