Analysis
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max time kernel
136s -
max time network
134s -
platform
windows7_x64 -
resource
win7v20210408 -
submitted
13-04-2021 15:56
Static task
static1
Behavioral task
behavioral1
Sample
ZNAW72GH9MQ.js
Resource
win7v20210408
windows7_x64
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
ZNAW72GH9MQ.js
Resource
win10v20210410
windows10_x64
0 signatures
0 seconds
General
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Target
ZNAW72GH9MQ.js
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Size
9KB
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MD5
4b66a4bb643b6ebe7ebefb7c82194c4a
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SHA1
09c595bd8a28b78032322fd96680d6637cd2a5be
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SHA256
8e9bac5d4376fe89b875a99867d6cfed70c5fdaed0eeaf1e0bcc275e7a7b4884
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SHA512
ca373d1f1b2ec0bec5f04706c05eb2c1d2476ffd75e45f59dab97164a46f0331d0606bced909c7866bdc4ecb40835747b29fc21d2f729692de39a35ed5bdefc5
Score
10/10
Malware Config
Signatures
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Blocklisted process makes network request 1 IoCs
Processes:
wscript.exeflow pid process 6 1632 wscript.exe -
Drops startup file 2 IoCs
Processes:
wscript.exedescription ioc process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\ZNAW72GH9MQ.js wscript.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\ZNAW72GH9MQ.js wscript.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
wscript.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Windows\CurrentVersion\Run wscript.exe Set value (str) \REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Windows\CurrentVersion\Run\7VFE6BRAA8 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\ZNAW72GH9MQ.js\"" 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 3 IoCs
Processes:
wscript.exedescription pid process target process PID 1632 wrote to memory of 1616 1632 wscript.exe schtasks.exe PID 1632 wrote to memory of 1616 1632 wscript.exe schtasks.exe PID 1632 wrote to memory of 1616 1632 wscript.exe schtasks.exe
Processes
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C:\Windows\system32\wscript.exewscript.exe C:\Users\Admin\AppData\Local\Temp\ZNAW72GH9MQ.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\ZNAW72GH9MQ.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/1616-60-0x0000000000000000-mapping.dmp