Analysis
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max time kernel
146s -
max time network
150s -
platform
windows10_x64 -
resource
win10v20210408 -
submitted
25-07-2021 07:07
Static task
static1
Behavioral task
behavioral1
Sample
PO_00124563.js
Resource
win7v20210410
windows7_x64
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
PO_00124563.js
Resource
win10v20210408
windows10_x64
0 signatures
0 seconds
General
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Target
PO_00124563.js
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Size
3KB
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MD5
84f3ed3670d569603a669686ec959f29
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SHA1
2ffc746cff0df8052944f69e57ce28badb8f8549
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SHA256
8f75fa05aebed182cf2bf13cfe8b26720a76d1328fcfeb6eb2b25d65d0f3f6a2
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SHA512
61245362e1a6840501d8c3859171cc32bf80784b387d0965e80b85cd72a56b73276324c6565298fd881c9a0605645d30a23aaface0d5191941daa0a4f636b423
Score
10/10
Malware Config
Signatures
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Blocklisted process makes network request 1 IoCs
Processes:
wscript.exeflow pid process 9 804 wscript.exe -
Drops startup file 2 IoCs
Processes:
wscript.exedescription ioc process File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\PO_00124563.js wscript.exe File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\PO_00124563.js wscript.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
wscript.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Windows\CurrentVersion\Run\V3MC6BTMP1 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\PO_00124563.js\"" wscript.exe Key created \REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Windows\CurrentVersion\Run wscript.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Suspicious use of WriteProcessMemory 2 IoCs
Processes:
wscript.exedescription pid process target process PID 804 wrote to memory of 2128 804 wscript.exe schtasks.exe PID 804 wrote to memory of 2128 804 wscript.exe schtasks.exe
Processes
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C:\Windows\system32\wscript.exewscript.exe C:\Users\Admin\AppData\Local\Temp\PO_00124563.js1⤵
- Blocklisted process makes network request
- Drops startup file
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
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C:\Windows\System32\schtasks.exe"C:\Windows\System32\schtasks.exe" /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Local\Temp\PO_00124563.js2⤵
- Creates scheduled task(s)
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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memory/2128-114-0x0000000000000000-mapping.dmp