Analysis
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max time kernel
39s -
max time network
116s -
platform
windows10_x64 -
resource
win10v20210408 -
submitted
07-10-2021 14:42
Static task
static1
Behavioral task
behavioral1
Sample
G001Invoice.js
Resource
win7v20210408
windows7_x64
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
G001Invoice.js
Resource
win10v20210408
windows10_x64
0 signatures
0 seconds
General
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Target
G001Invoice.js
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Size
12KB
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MD5
c9a4080c136c2d305d37f042d503af84
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SHA1
6eac72068c47ccb5297545ccf2c192002bc28979
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SHA256
1b65aec578ebf43b7d606921d841e8bd61cae6ee767dd2b1e122b8c92e6d8dcb
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SHA512
344d612ad17209fdc4ccfcf39d88c142f1ad76115eefd7615d2e5d960c0a6429acbcaea3d9bc36715fbc5297b46a4144e35f91f82ad00ffa05eda737bcf8171e
Score
10/10
Malware Config
Signatures
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Blocklisted process makes network request 1 IoCs
Processes:
wscript.exeflow pid process 11 740 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\G001Invoice.js wscript.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\G001Invoice.js wscript.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
wscript.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Windows\CurrentVersion\Run wscript.exe Set value (str) \REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Windows\CurrentVersion\Run\GDC36KIXYU = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\G001Invoice.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 2 IoCs
Processes:
wscript.exedescription pid process target process PID 740 wrote to memory of 968 740 wscript.exe schtasks.exe PID 740 wrote to memory of 968 740 wscript.exe schtasks.exe
Processes
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C:\Windows\system32\wscript.exewscript.exe C:\Users\Admin\AppData\Local\Temp\G001Invoice.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\G001Invoice.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/968-114-0x0000000000000000-mapping.dmp