Analysis
-
max time kernel
151s -
max time network
149s -
platform
windows7_x64 -
resource
win7v20201028 -
submitted
08-04-2021 06:47
Static task
static1
Behavioral task
behavioral1
Sample
ID7526292001.js
Resource
win7v20201028
windows7_x64
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
ID7526292001.js
Resource
win10v20201028
windows10_x64
0 signatures
0 seconds
General
-
Target
ID7526292001.js
-
Size
29KB
-
MD5
c872bfae29c1d76516bc58a1a9a256c1
-
SHA1
7e8f8f23ab9f25f05133f28b279bcbf022f95e6f
-
SHA256
006f9d36ec0f7006caeeef6ef6657f89609372d403a29f1d07da4c1579c0bb62
-
SHA512
a14b6dce593d14220390db6809e4e6aa8695de8b67e15fc63bdf278345ddec4db27b8eef81ddecf2e358e8f59afc1cfb653243b9a524552e2eaa939e76d0c01e
Score
7/10
Malware Config
Signatures
-
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 1936 powershell.exe 1936 powershell.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
powershell.exedescription pid process Token: SeDebugPrivilege 1936 powershell.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
wscript.exedescription pid process target process PID 548 wrote to memory of 1936 548 wscript.exe powershell.exe PID 548 wrote to memory of 1936 548 wscript.exe powershell.exe PID 548 wrote to memory of 1936 548 wscript.exe powershell.exe
Processes
-
C:\Windows\system32\wscript.exewscript.exe C:\Users\Admin\AppData\Local\Temp\ID7526292001.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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- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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memory/548-3-0x00000000025B0000-0x00000000025B4000-memory.dmpFilesize
16KB
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memory/1276-14-0x000007FEF8800000-0x000007FEF8A7A000-memory.dmpFilesize
2.5MB
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memory/1936-8-0x00000000024A0000-0x00000000024A1000-memory.dmpFilesize
4KB
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memory/1936-5-0x000007FEF5EA0000-0x000007FEF688C000-memory.dmpFilesize
9.9MB
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memory/1936-6-0x00000000022D0000-0x00000000022D1000-memory.dmpFilesize
4KB
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memory/1936-7-0x000000001ABE0000-0x000000001ABE1000-memory.dmpFilesize
4KB
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memory/1936-2-0x0000000000000000-mapping.dmp
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memory/1936-9-0x000000001AB60000-0x000000001AB62000-memory.dmpFilesize
8KB
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memory/1936-10-0x000000001AB64000-0x000000001AB66000-memory.dmpFilesize
8KB
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memory/1936-11-0x00000000024D0000-0x00000000024D1000-memory.dmpFilesize
4KB
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memory/1936-12-0x000000001C410000-0x000000001C411000-memory.dmpFilesize
4KB
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memory/1936-13-0x00000000025B0000-0x00000000025B1000-memory.dmpFilesize
4KB
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memory/1936-4-0x000007FEFC2A1000-0x000007FEFC2A3000-memory.dmpFilesize
8KB