Analysis
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max time kernel
148s -
max time network
47s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
04/10/2022, 01:06
Static task
static1
Behavioral task
behavioral1
Sample
eb2c36cd555d5273bec3826997e60970fb968652022bd7ef81737a8ec68c9ea2.dll
Resource
win7-20220812-en
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
eb2c36cd555d5273bec3826997e60970fb968652022bd7ef81737a8ec68c9ea2.dll
Resource
win10v2004-20220812-en
10 signatures
150 seconds
General
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Target
eb2c36cd555d5273bec3826997e60970fb968652022bd7ef81737a8ec68c9ea2.dll
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Size
312KB
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MD5
33b4d8ad6272e1064286e1f60f0a3cd0
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SHA1
c9d1f24f31b908dc2dcad955c485ba4131c6f8d1
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SHA256
eb2c36cd555d5273bec3826997e60970fb968652022bd7ef81737a8ec68c9ea2
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SHA512
59c85e5ee8ec2ec541d91ccda1a8b4397f271f3747146a82f77c05e4d6e370cb3eb4475acdb1dc8e488fc6620e3f271e11b5f7db255b5c149d073602ba736113
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SSDEEP
6144:is85OSfJEruWEipxlyiFwXGVco4g10L15/XiUB:i3xMvhpxlLVf6XRB
Score
6/10
Malware Config
Signatures
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Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run Explorer.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\eb2c36cd555d5273bec3826997e60970fb968652022bd7ef81737a8ec68c9ea2 = "regsvr32.exe \"C:\\Users\\Admin\\AppData\\Local\\Temp\\eb2c36cd555d5273bec3826997e60970fb968652022bd7ef81737a8ec68c9ea2.dll\"" Explorer.EXE -
Modifies Internet Explorer Protected Mode 1 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3\2500 = "3" Explorer.EXE -
Modifies Internet Explorer Protected Mode Banner 1 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\NoProtectedModeBanner = "1" Explorer.EXE -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main Explorer.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\TabProcGrowth = "0" Explorer.EXE -
Modifies registry class 10 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\CLSID\{7F945E87-735A-4B4C-BDE5-3DC3225D6661} Explorer.EXE Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\CLSID\{6B5A4447-7762-4DD7-BEDA-439E4F181BCD} Explorer.EXE Set value (data) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\CLSID\{6B5A4447-7762-4DD7-BEDA-439E4F181BCD}\{72F3559C-5582-4D9C-AF9A-75B43E5C45E7} = 8564653a Explorer.EXE Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\CLSID\{7F945E87-735A-4B4C-BDE5-3DC3225D6661} rundll32.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\Wow6432Node rundll32.exe Set value (data) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\Wow6432Node\CLSID\{6B5A4447-7762-4DD7-BEDA-439E4F181BCD}\{72F3559C-5582-4D9C-AF9A-75B43E5C45E7} = 8564653a rundll32.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\CLSID\{6B5A4447-7762-4DD7-BEDA-439E4F181BCD} rundll32.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\Wow6432Node\CLSID\{7F945E87-735A-4B4C-BDE5-3DC3225D6661} rundll32.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\Wow6432Node\CLSID rundll32.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\Wow6432Node\CLSID\{6B5A4447-7762-4DD7-BEDA-439E4F181BCD} rundll32.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 1488 rundll32.exe -
Suspicious use of AdjustPrivilegeToken 15 IoCs
description pid Process Token: SeCreateGlobalPrivilege 1268 Explorer.EXE Token: SeShutdownPrivilege 1268 Explorer.EXE Token: SeDebugPrivilege 1268 Explorer.EXE Token: SeCreateGlobalPrivilege 1960 rundll32.exe Token: SeShutdownPrivilege 1960 rundll32.exe Token: SeDebugPrivilege 1960 rundll32.exe Token: SeCreateGlobalPrivilege 1488 rundll32.exe Token: SeShutdownPrivilege 1488 rundll32.exe Token: SeDebugPrivilege 1488 rundll32.exe Token: SeShutdownPrivilege 1268 Explorer.EXE Token: SeShutdownPrivilege 1268 Explorer.EXE Token: SeShutdownPrivilege 1268 Explorer.EXE Token: SeShutdownPrivilege 1268 Explorer.EXE Token: SeShutdownPrivilege 1268 Explorer.EXE Token: SeShutdownPrivilege 1268 Explorer.EXE -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 1960 wrote to memory of 1488 1960 rundll32.exe 28 PID 1960 wrote to memory of 1488 1960 rundll32.exe 28 PID 1960 wrote to memory of 1488 1960 rundll32.exe 28 PID 1960 wrote to memory of 1488 1960 rundll32.exe 28 PID 1960 wrote to memory of 1488 1960 rundll32.exe 28 PID 1960 wrote to memory of 1488 1960 rundll32.exe 28 PID 1960 wrote to memory of 1488 1960 rundll32.exe 28 PID 1488 wrote to memory of 1268 1488 rundll32.exe 16 PID 1488 wrote to memory of 1268 1488 rundll32.exe 16 PID 1488 wrote to memory of 1960 1488 rundll32.exe 21 PID 1488 wrote to memory of 1960 1488 rundll32.exe 21
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Adds Run key to start application
- Modifies Internet Explorer Protected Mode
- Modifies Internet Explorer Protected Mode Banner
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
PID:1268 -
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\eb2c36cd555d5273bec3826997e60970fb968652022bd7ef81737a8ec68c9ea2.dll,#12⤵
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1960 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\eb2c36cd555d5273bec3826997e60970fb968652022bd7ef81737a8ec68c9ea2.dll,#13⤵
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1488
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