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Analysis
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max time kernel
150s -
max time network
158s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
21/03/2024, 03:38
Static task
static1
Behavioral task
behavioral1
Sample
da985273a6ca8dfb6a17ff26956a2e71.js
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
da985273a6ca8dfb6a17ff26956a2e71.js
Resource
win10v2004-20240226-en
General
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Target
da985273a6ca8dfb6a17ff26956a2e71.js
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Size
6KB
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MD5
da985273a6ca8dfb6a17ff26956a2e71
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SHA1
cda0aff65ed3c91b4788f2f7216831cb1ed563ac
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SHA256
0aa2dd1f59a1d55cd5021244c1d7383cadbef5363c22718a4d9e47610af30d95
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SHA512
e0220201e4e60f7b3b88d6908f4c00cadf8c2fdc6dedaa895ac95b4dbee3de8525b020366840d01701a4719f13e4b0a9b4fbcc9e899e8b5d2e278b265e1993bf
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SSDEEP
192:QiPZL7nJuuuujra4G7Tbs5osDBHSB4KEzXbh:QMZPJuuuu/a3LDEh
Malware Config
Signatures
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Blocklisted process makes network request 6 IoCs
flow pid Process 21 3628 wscript.exe 58 3628 wscript.exe 60 3628 wscript.exe 71 3628 wscript.exe 80 3628 wscript.exe 84 3628 wscript.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-557049126-2506969350-2798870634-1000\Control Panel\International\Geo\Nation wscript.exe -
Drops startup file 2 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\da985273a6ca8dfb6a17ff26956a2e71.js wscript.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\da985273a6ca8dfb6a17ff26956a2e71.js wscript.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-557049126-2506969350-2798870634-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MX1CAYIRN3 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\da985273a6ca8dfb6a17ff26956a2e71.js\"" wscript.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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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.
pid Process 1488 schtasks.exe -
Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 3628 wrote to memory of 1488 3628 wscript.exe 91 PID 3628 wrote to memory of 1488 3628 wscript.exe 91 -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
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C:\Windows\system32\wscript.exewscript.exe C:\Users\Admin\AppData\Local\Temp\da985273a6ca8dfb6a17ff26956a2e71.js1⤵
- Blocklisted process makes network request
- Checks computer location settings
- Drops startup file
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3628 -
C:\Windows\System32\schtasks.exe"C:\Windows\System32\schtasks.exe" /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Local\Temp\da985273a6ca8dfb6a17ff26956a2e71.js2⤵
- Creates scheduled task(s)
PID:1488
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