Analysis
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max time kernel
30s -
max time network
33s -
platform
windows7_x64 -
resource
win7-20230220-en -
resource tags
arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system -
submitted
24/03/2023, 15:15
Static task
static1
Behavioral task
behavioral1
Sample
panupv2-all-contents-8690-7941.file
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
panupv2-all-contents-8690-7941.file
Resource
win10v2004-20230220-en
General
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Target
panupv2-all-contents-8690-7941.file
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Size
64.7MB
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MD5
561d94b6b60456b32446540fd4abbc7c
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SHA1
44fb75857b1a935915f801f6cadda6e3f0a49015
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SHA256
2ad578e2800423b80a5f162f3518742f7ca94a75f97d54ce0a7eb7ac7adfa68f
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SHA512
f757c3dbcc2094a5eaf124c0f516b0aa21c6afe9c69a903053c1dc4b8f8301be372bc7e6a23aba5f1d432dd43c68a238d9f607abde168e19832c42132be25d5f
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SSDEEP
1572864:TnXa4VfbaAVSZPH/IleJpTf8Y3kjo9Sy/6iA73TBNV8yxBadGJ3fg:7XaGWAy/IWpTEY3ku/GnnVg
Malware Config
Signatures
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Modifies registry class 9 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_Classes\Local Settings rundll32.exe Set value (str) \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\file_auto_file\ rundll32.exe Set value (str) \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\.file\ = "file_auto_file" rundll32.exe Key created \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\file_auto_file\shell rundll32.exe Set value (str) \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\file_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\"" rundll32.exe Key created \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\file_auto_file rundll32.exe Key created \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\.file rundll32.exe Key created \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\file_auto_file\shell\Read rundll32.exe Key created \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\file_auto_file\shell\Read\command rundll32.exe -
Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 1764 AcroRd32.exe 1764 AcroRd32.exe 1764 AcroRd32.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 2044 wrote to memory of 1176 2044 cmd.exe 28 PID 2044 wrote to memory of 1176 2044 cmd.exe 28 PID 2044 wrote to memory of 1176 2044 cmd.exe 28 PID 1176 wrote to memory of 1764 1176 rundll32.exe 29 PID 1176 wrote to memory of 1764 1176 rundll32.exe 29 PID 1176 wrote to memory of 1764 1176 rundll32.exe 29 PID 1176 wrote to memory of 1764 1176 rundll32.exe 29
Processes
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C:\Windows\system32\cmd.execmd /c C:\Users\Admin\AppData\Local\Temp\panupv2-all-contents-8690-7941.file1⤵
- Suspicious use of WriteProcessMemory
PID:2044 -
C:\Windows\system32\rundll32.exe"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\panupv2-all-contents-8690-7941.file2⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:1176 -
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\panupv2-all-contents-8690-7941.file"3⤵
- Suspicious use of SetWindowsHookEx
PID:1764
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