Analysis
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max time kernel
111s -
max time network
113s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
08-01-2025 09:24
Behavioral task
behavioral1
Sample
903d913c9fecb6d5213d4ccdce134277e5a59509855d0d32298f370c82250973N.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
903d913c9fecb6d5213d4ccdce134277e5a59509855d0d32298f370c82250973N.exe
Resource
win10v2004-20241007-en
General
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Target
903d913c9fecb6d5213d4ccdce134277e5a59509855d0d32298f370c82250973N.exe
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Size
40KB
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MD5
6c9e89dde6e4421d8b215d7f5e46fc90
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SHA1
a469415c80f123d74540f1f33352f9c877a94ea1
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SHA256
903d913c9fecb6d5213d4ccdce134277e5a59509855d0d32298f370c82250973
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SHA512
73173a7fc0ca89cd243ce1776aa737cd020421641d9d7aaf252ad4c101fa9dde4ffd34a1e51615f9dcf1af0f2d5b247d37466d6da1f01eb2dbc0742a2b8bced5
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SSDEEP
768:SCIqdH/k1ZVcT194jp405GVoaxVic4n/EU99VZSfsL:SNqaLV8a605B7crfsL
Malware Config
Signatures
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Detects MyDoom family 6 IoCs
resource yara_rule behavioral2/memory/4016-3-0x0000000000800000-0x000000000080D000-memory.dmp family_mydoom behavioral2/memory/4016-5-0x0000000000800000-0x000000000080D000-memory.dmp family_mydoom behavioral2/memory/4016-7-0x0000000000800000-0x000000000080D000-memory.dmp family_mydoom behavioral2/memory/4016-9-0x0000000000800000-0x000000000080D000-memory.dmp family_mydoom behavioral2/memory/4016-11-0x0000000000800000-0x000000000080D000-memory.dmp family_mydoom behavioral2/memory/4016-13-0x0000000000800000-0x000000000080D000-memory.dmp family_mydoom -
Mydoom family
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Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Traybar = "C:\\Windows\\lsass.exe" 903d913c9fecb6d5213d4ccdce134277e5a59509855d0d32298f370c82250973N.exe -
resource yara_rule behavioral2/memory/4016-0-0x0000000000800000-0x000000000080D000-memory.dmp upx behavioral2/memory/4016-3-0x0000000000800000-0x000000000080D000-memory.dmp upx behavioral2/memory/4016-5-0x0000000000800000-0x000000000080D000-memory.dmp upx behavioral2/memory/4016-7-0x0000000000800000-0x000000000080D000-memory.dmp upx behavioral2/memory/4016-9-0x0000000000800000-0x000000000080D000-memory.dmp upx behavioral2/memory/4016-11-0x0000000000800000-0x000000000080D000-memory.dmp upx behavioral2/memory/4016-13-0x0000000000800000-0x000000000080D000-memory.dmp upx -
Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\lsass.exe 903d913c9fecb6d5213d4ccdce134277e5a59509855d0d32298f370c82250973N.exe File created C:\Windows\lsass.exe 903d913c9fecb6d5213d4ccdce134277e5a59509855d0d32298f370c82250973N.exe -
System Location Discovery: System Language Discovery 1 TTPs 1 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 903d913c9fecb6d5213d4ccdce134277e5a59509855d0d32298f370c82250973N.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\903d913c9fecb6d5213d4ccdce134277e5a59509855d0d32298f370c82250973N.exe"C:\Users\Admin\AppData\Local\Temp\903d913c9fecb6d5213d4ccdce134277e5a59509855d0d32298f370c82250973N.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:4016