Analysis
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max time kernel
118s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
24/01/2024, 08:35
Behavioral task
behavioral1
Sample
71c3263eed75a9a3e30d2f9957ab5474.exe
Resource
win7-20231215-en
6 signatures
150 seconds
Behavioral task
behavioral2
Sample
71c3263eed75a9a3e30d2f9957ab5474.exe
Resource
win10v2004-20231215-en
1 signatures
150 seconds
General
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Target
71c3263eed75a9a3e30d2f9957ab5474.exe
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Size
101KB
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MD5
71c3263eed75a9a3e30d2f9957ab5474
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SHA1
c206a783a65dfe1e0f70aafda4a05967799a40f4
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SHA256
5ffe3ee52971bb164f46c84b6eae706ab503f52e4b2f7bc07aa90172b5cf672c
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SHA512
488ebe01bf9db26c40c7576e19bd7ba5ab9851140a469515e7c9a677350fc02dd22a13796c0b1ebf51fab663c66eb7f9bf822a6cc33cd7de0be92818196b6b53
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SSDEEP
3072:pquDCCAzZsm7+2v5+lR58ZKD/iv3eHrtM+0outC:pquDq6yr5+lRoKLiUB0oS
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\durd3s6b.sys 71c3263eed75a9a3e30d2f9957ab5474.exe File opened for modification C:\Windows\SysWOW64\drivers\durd3s6b.sys 71c3263eed75a9a3e30d2f9957ab5474.exe File created C:\Windows\SysWOW64\drivers\9k4rsub99s.sys 71c3263eed75a9a3e30d2f9957ab5474.exe File opened for modification C:\Windows\SysWOW64\drivers\9k4rsub99s.sys 71c3263eed75a9a3e30d2f9957ab5474.exe -
Sets service image path in registry 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\durd3s6b\ImagePath = "system32\\drivers\\durd3s6b.sys" 71c3263eed75a9a3e30d2f9957ab5474.exe Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\9k4rsub99s\ImagePath = "system32\\drivers\\9k4rsub99s.sys" 71c3263eed75a9a3e30d2f9957ab5474.exe -
resource yara_rule behavioral1/memory/2008-0-0x0000000000400000-0x0000000000436000-memory.dmp upx behavioral1/memory/2008-9-0x0000000000400000-0x0000000000436000-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\ms1cd7ggr.dll 71c3263eed75a9a3e30d2f9957ab5474.exe File opened for modification C:\Windows\SysWOW64\ms1cd7ggr.dll 71c3263eed75a9a3e30d2f9957ab5474.exe -
Suspicious behavior: LoadsDriver 2 IoCs
pid Process 464 Process not Found 464 Process not Found