Analysis
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max time kernel
150s -
max time network
30s -
platform
windows7_x64 -
resource
win7-20230220-en -
resource tags
arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system -
submitted
12-05-2023 07:16
Static task
static1
Behavioral task
behavioral1
Sample
suggestions[1].en-us
Resource
win7-20230220-en
windows7-x64
4 signatures
150 seconds
Behavioral task
behavioral2
Sample
suggestions[1].en-us
Resource
win10v2004-20230220-en
windows10-2004-x64
3 signatures
150 seconds
General
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Target
suggestions[1].en-us
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Size
17KB
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MD5
5a34cb996293fde2cb7a4ac89587393a
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SHA1
3c96c993500690d1a77873cd62bc639b3a10653f
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SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad
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SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee
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SSDEEP
384:K4gN8sGygaEKfWYSJUKbO7UckxtBjCdY7mO3D0C5l+piEieDSV126ry1/XSGKwG3:K4gNFXiKfWfJ1Kockxbd7mAt5Mp5ie2F
Score
3/10
Malware Config
Signatures
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Modifies registry class 10 IoCs
Processes:
rundll32.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000_CLASSES\en-us_auto_file\ rundll32.exe Key created \REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000_CLASSES\.en-us rundll32.exe Set value (str) \REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000_CLASSES\.en-us\ = "en-us_auto_file" rundll32.exe Key created \REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000_CLASSES\en-us_auto_file\shell\Read\command rundll32.exe Set value (str) \REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000_CLASSES\en-us_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\"" rundll32.exe Key created \REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000_Classes\Local Settings rundll32.exe Key created \REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\MuiCache rundll32.exe Key created \REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000_CLASSES\en-us_auto_file rundll32.exe Key created \REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000_CLASSES\en-us_auto_file\shell\Read rundll32.exe Key created \REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000_CLASSES\en-us_auto_file\shell rundll32.exe -
Suspicious use of SetWindowsHookEx 3 IoCs
Processes:
AcroRd32.exepid process 1428 AcroRd32.exe 1428 AcroRd32.exe 1428 AcroRd32.exe -
Suspicious use of WriteProcessMemory 7 IoCs
Processes:
cmd.exerundll32.exedescription pid process target process PID 2008 wrote to memory of 772 2008 cmd.exe rundll32.exe PID 2008 wrote to memory of 772 2008 cmd.exe rundll32.exe PID 2008 wrote to memory of 772 2008 cmd.exe rundll32.exe PID 772 wrote to memory of 1428 772 rundll32.exe AcroRd32.exe PID 772 wrote to memory of 1428 772 rundll32.exe AcroRd32.exe PID 772 wrote to memory of 1428 772 rundll32.exe AcroRd32.exe PID 772 wrote to memory of 1428 772 rundll32.exe AcroRd32.exe
Processes
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C:\Windows\system32\cmd.execmd /c C:\Users\Admin\AppData\Local\Temp\suggestions[1].en-us1⤵
- Suspicious use of WriteProcessMemory
PID:2008 -
C:\Windows\system32\rundll32.exe"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\suggestions[1].en-us2⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:772 -
C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe"C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\suggestions[1].en-us"3⤵
- Suspicious use of SetWindowsHookEx
PID:1428