Analysis
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max time kernel
73s -
max time network
78s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
05-04-2024 16:08
Static task
static1
Behavioral task
behavioral1
Sample
ExLoadFree_4.22.rar
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
ExLoadFree_4.22.rar
Resource
win10v2004-20240226-en
General
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Target
ExLoadFree_4.22.rar
-
Size
10.3MB
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MD5
565695d9d71d5ab2ac0a564900e97f69
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SHA1
f12d01103f09c856654d85984191aac22bdc8f5a
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SHA256
6051fd3cf23ef53bbef462ea04592bf5e474d199e78790e8f2403c23d33e2478
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SHA512
45ba6a4e439407e241afdd6874d7b3c6500b76dda07ef68b2c61d4a76a0dcb3ffa458e38e9dab816f883b6f1d4f3af23859b8a78ee9debc049cbef4ae3ff0784
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SSDEEP
196608:lxHxRCU6WMZNgES+rffoRn0hvOvieYCYFJHZ+Mmrfa5ODA1V/c6Ww:7RcU6WMI28n0hDS2JHZ+MoCE07/zWw
Malware Config
Signatures
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
cmd.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-609813121-2907144057-1731107329-1000\Control Panel\International\Geo\Nation cmd.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Modifies registry class 1 IoCs
Processes:
cmd.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-609813121-2907144057-1731107329-1000_Classes\Local Settings cmd.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
7zFM.exedescription pid process Token: SeRestorePrivilege 4380 7zFM.exe Token: 35 4380 7zFM.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
7zFM.exepid process 4380 7zFM.exe -
Suspicious use of WriteProcessMemory 2 IoCs
Processes:
cmd.exedescription pid process target process PID 4592 wrote to memory of 4380 4592 cmd.exe 7zFM.exe PID 4592 wrote to memory of 4380 4592 cmd.exe 7zFM.exe
Processes
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C:\Windows\system32\cmd.execmd /c C:\Users\Admin\AppData\Local\Temp\ExLoadFree_4.22.rar1⤵
- Checks computer location settings
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:4592 -
C:\Program Files\7-Zip\7zFM.exe"C:\Program Files\7-Zip\7zFM.exe" "C:\Users\Admin\AppData\Local\Temp\ExLoadFree_4.22.rar"2⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:4380