Analysis
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max time kernel
46s -
max time network
54s -
platform
windows7_x64 -
resource
win7v20210408 -
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 4 1096 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-1-5-21-2455352368-1077083310-2879168483-1000\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\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 3 IoCs
Processes:
wscript.exedescription pid process target process PID 1096 wrote to memory of 1976 1096 wscript.exe schtasks.exe PID 1096 wrote to memory of 1976 1096 wscript.exe schtasks.exe PID 1096 wrote to memory of 1976 1096 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/1976-60-0x0000000000000000-mapping.dmp