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Analysis
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max time kernel
150s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20250207-en -
resource tags
arch:x64arch:x86image:win7-20250207-enlocale:en-usos:windows7-x64system -
submitted
21/03/2025, 20:44
Behavioral task
behavioral1
Sample
932b67c8fa9814558a37b60bc4b4ef63ffd1f6c88cb396253d6e9c25fa97fd6f.exe
Resource
win7-20250207-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/1304-16-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral1/memory/1304-60-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral1/memory/1304-84-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral1/memory/1304-88-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 2424 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/1304-0-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/1304-4-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x0008000000015d8c-7.dat upx behavioral1/memory/1304-16-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/2424-19-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2424-20-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2424-25-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2424-30-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2424-32-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2424-37-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2424-42-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2424-44-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2424-49-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2424-54-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2424-56-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2424-61-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1304-60-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/2424-66-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x0008000000015f6a-76.dat upx behavioral1/memory/2424-85-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1304-84-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/1304-88-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/2424-89-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File opened for modification C:\Windows\java.exe 932b67c8fa9814558a37b60bc4b4ef63ffd1f6c88cb396253d6e9c25fa97fd6f.exe File created C:\Windows\java.exe 932b67c8fa9814558a37b60bc4b4ef63ffd1f6c88cb396253d6e9c25fa97fd6f.exe File created C:\Windows\services.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 932b67c8fa9814558a37b60bc4b4ef63ffd1f6c88cb396253d6e9c25fa97fd6f.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1304 wrote to memory of 2424 1304 932b67c8fa9814558a37b60bc4b4ef63ffd1f6c88cb396253d6e9c25fa97fd6f.exe 30 PID 1304 wrote to memory of 2424 1304 932b67c8fa9814558a37b60bc4b4ef63ffd1f6c88cb396253d6e9c25fa97fd6f.exe 30 PID 1304 wrote to memory of 2424 1304 932b67c8fa9814558a37b60bc4b4ef63ffd1f6c88cb396253d6e9c25fa97fd6f.exe 30 PID 1304 wrote to memory of 2424 1304 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:1304 -
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:2424
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
28KB
MD55ea4455a43de2276cfcf315188776db8
SHA1d885d083339e420a5a90f9596b20a1e208f15d33
SHA2566f287d93f344c72ff70f691a84f1bbbcf970c1a9cd1a67e3d43718e4d728973d
SHA512655827773f8e3760182d94514a6cd697137f310528677eaebfc2d8d3a91e6cfd16d50e9a6053714e8fc5fac57ef4392d920f760329e9e4436daec8dd93ff63b4
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Filesize
1KB
MD593182ed8a78263ed9b11330ad93ed607
SHA1e5836b175b027a1d232504021878b406a6f1d33a
SHA256643d12899cd3cd4246fc8c12672255f1085e18e91bcc9dd7ce97eef9d173baf3
SHA5128485eea9a3952411c1c58084767c4f3d4a641326a902e69e18d12fc81c591c5c83383ce2126faccb566e9ab379b604cd0ce7600083d371eb45e1faf6b3555e01
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2