Analysis
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max time kernel
121s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
31-12-2023 13:53
Behavioral task
behavioral1
Sample
38cc175b35272cdbec2adc349e54344e.exe
Resource
win7-20231215-en
windows7-x64
6 signatures
150 seconds
Behavioral task
behavioral2
Sample
38cc175b35272cdbec2adc349e54344e.exe
Resource
win10v2004-20231215-en
windows10-2004-x64
1 signatures
150 seconds
General
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Target
38cc175b35272cdbec2adc349e54344e.exe
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Size
121KB
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MD5
38cc175b35272cdbec2adc349e54344e
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SHA1
ccd55bc3d9e9227343044bed260c5ff7a4d7acf0
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SHA256
2a100ccab9aaea7c758afad4aa36de08892699ef6be262a7d0a6cba874034281
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SHA512
1b5f92617a24d78014b10b40b2a55c60133b756b3f102619d9e343cc4a942e029c6a475ecf8d20019ac44677f4c500542582aed6d7c2eb73181d10e1f7a229c3
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SSDEEP
3072:a/C9DcNsrwlD4khJtBz1bP0AFNnesTyXmZltb1Toutyl:aWslkkhJtPP0iNeQymlxToS
Score
8/10
Malware Config
Signatures
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Drops file in Drivers directory 4 IoCs
description ioc Process File created C:\Windows\SysWOW64\drivers\3ul94f4kj.sys 38cc175b35272cdbec2adc349e54344e.exe File opened for modification C:\Windows\SysWOW64\drivers\3ul94f4kj.sys 38cc175b35272cdbec2adc349e54344e.exe File created C:\Windows\SysWOW64\drivers\me28vmv6my.sys 38cc175b35272cdbec2adc349e54344e.exe File opened for modification C:\Windows\SysWOW64\drivers\me28vmv6my.sys 38cc175b35272cdbec2adc349e54344e.exe -
Sets service image path in registry 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\3ul94f4kj\ImagePath = "system32\\drivers\\3ul94f4kj.sys" 38cc175b35272cdbec2adc349e54344e.exe Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\me28vmv6my\ImagePath = "system32\\drivers\\me28vmv6my.sys" 38cc175b35272cdbec2adc349e54344e.exe -
resource yara_rule behavioral1/memory/2248-0-0x0000000000400000-0x0000000000446000-memory.dmp upx behavioral1/memory/2248-6-0x0000000000400000-0x0000000000446000-memory.dmp upx behavioral1/memory/2248-10-0x0000000000400000-0x0000000000446000-memory.dmp upx -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Drops file in System32 directory 2 IoCs
description ioc Process File created C:\Windows\SysWOW64\5z7tp.dll 38cc175b35272cdbec2adc349e54344e.exe File opened for modification C:\Windows\SysWOW64\5z7tp.dll 38cc175b35272cdbec2adc349e54344e.exe -
Suspicious behavior: LoadsDriver 2 IoCs
pid Process 476 Process not Found 476 Process not Found