Analysis
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max time kernel
162s -
max time network
33s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system -
submitted
01/12/2022, 01:25
Static task
static1
Behavioral task
behavioral1
Sample
8995ffa8579bb1f063e8d91cd18554bef4091ccde1f2e97c8a6b0308ee4088ef.dll
Resource
win7-20221111-en
6 signatures
150 seconds
Behavioral task
behavioral2
Sample
8995ffa8579bb1f063e8d91cd18554bef4091ccde1f2e97c8a6b0308ee4088ef.dll
Resource
win10v2004-20220901-en
6 signatures
150 seconds
General
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Target
8995ffa8579bb1f063e8d91cd18554bef4091ccde1f2e97c8a6b0308ee4088ef.dll
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Size
16KB
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MD5
8e42e25275ea66093d24ea97b6cdab80
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SHA1
8f3ba8413f3433b9cdc65349401b3bd165a33c75
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SHA256
8995ffa8579bb1f063e8d91cd18554bef4091ccde1f2e97c8a6b0308ee4088ef
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SHA512
224556ff49a37ca942e65f1897851dc16129aae6eccc248b8ba5b8e176be7ad893b38693b0c9f6965f055df0cf1212ed758532a1aac99c713534861eeb195814
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SSDEEP
384:9bx9prGsDy7N3EGbp/D4yVDgYSEmLsnpBg:j9p5Dy7N3TbD/SIBg
Score
8/10
Malware Config
Signatures
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Modifies AppInit DLL entries 2 TTPs
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Modifies registry class 4 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CB4369B6-F362-4e68-8786-0895D86C9D7A}\InProcServer32\ = "8995ffa8579bb1f063e8d91cd18554bef4091ccde1f2e97c8a6b0308ee4088ef.dll" rundll32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CB4369B6-F362-4e68-8786-0895D86C9D7A}\InProcServer32\ThreadingModel = "Apartment" rundll32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CB4369B6-F362-4e68-8786-0895D86C9D7A} rundll32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CB4369B6-F362-4e68-8786-0895D86C9D7A}\InProcServer32 rundll32.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 532 rundll32.exe 532 rundll32.exe 532 rundll32.exe 532 rundll32.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 1296 Explorer.EXE -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 532 rundll32.exe Token: SeShutdownPrivilege 1296 Explorer.EXE -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 2044 wrote to memory of 532 2044 rundll32.exe 28 PID 2044 wrote to memory of 532 2044 rundll32.exe 28 PID 2044 wrote to memory of 532 2044 rundll32.exe 28 PID 2044 wrote to memory of 532 2044 rundll32.exe 28 PID 2044 wrote to memory of 532 2044 rundll32.exe 28 PID 2044 wrote to memory of 532 2044 rundll32.exe 28 PID 2044 wrote to memory of 532 2044 rundll32.exe 28 PID 532 wrote to memory of 1296 532 rundll32.exe 16
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
PID:1296 -
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\8995ffa8579bb1f063e8d91cd18554bef4091ccde1f2e97c8a6b0308ee4088ef.dll,#12⤵
- Suspicious use of WriteProcessMemory
PID:2044 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\8995ffa8579bb1f063e8d91cd18554bef4091ccde1f2e97c8a6b0308ee4088ef.dll,#13⤵
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:532
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