Analysis
-
max time kernel
149s -
max time network
192s -
platform
windows7_x64 -
resource
win7v20210410 -
submitted
06-07-2021 06:08
Static task
static1
Behavioral task
behavioral1
Sample
ID_Colis_FR99728920J0901.js
Resource
win7v20210410
windows7_x64
0 signatures
0 seconds
General
-
Target
ID_Colis_FR99728920J0901.js
-
Size
644KB
-
MD5
a55cca221a51796ad86291249e15527c
-
SHA1
13ea38af653bd19db0e55fc1056699ab1f466576
-
SHA256
47b0e73fe1891556df722ea58eb014682571cf1bc967fe4b60be277b17f20311
-
SHA512
1472fa0eff33ff1be64dbcc43fd4729e92477189a283d3a489737c68b1801b0b1faa6e62d1892bce600439c94d382adccb4ae04f92173efae70c750a7e24afbd
Malware Config
Signatures
-
Blocklisted process makes network request 1 IoCs
Processes:
powershell.exeflow pid process 6 1788 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 1788 powershell.exe 1788 powershell.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
powershell.exedescription pid process Token: SeDebugPrivilege 1788 powershell.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
wscript.exedescription pid process target process PID 1908 wrote to memory of 1788 1908 wscript.exe powershell.exe PID 1908 wrote to memory of 1788 1908 wscript.exe powershell.exe PID 1908 wrote to memory of 1788 1908 wscript.exe powershell.exe
Processes
-
C:\Windows\system32\wscript.exewscript.exe C:\Users\Admin\AppData\Local\Temp\ID_Colis_FR99728920J0901.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 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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/1788-60-0x0000000000000000-mapping.dmp
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memory/1788-61-0x000007FEFB741000-0x000007FEFB743000-memory.dmpFilesize
8KB
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memory/1788-62-0x0000000002260000-0x0000000002261000-memory.dmpFilesize
4KB
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memory/1788-63-0x000000001AB00000-0x000000001AB01000-memory.dmpFilesize
4KB
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memory/1788-64-0x0000000002440000-0x0000000002441000-memory.dmpFilesize
4KB
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memory/1788-65-0x0000000002510000-0x0000000002512000-memory.dmpFilesize
8KB
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memory/1788-66-0x0000000002514000-0x0000000002516000-memory.dmpFilesize
8KB
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memory/1788-67-0x00000000024F0000-0x00000000024F1000-memory.dmpFilesize
4KB
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memory/1788-68-0x000000001B550000-0x000000001B551000-memory.dmpFilesize
4KB
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memory/1788-69-0x000000001B9B0000-0x000000001B9B1000-memory.dmpFilesize
4KB