Analysis
-
max time kernel
150s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
23-05-2024 21:02
Static task
static1
Behavioral task
behavioral1
Sample
47fae4b2953e1bd59b51ca17dfba34d8c8b29fef845cd4ab1ff53a751bee4329.exe
Resource
win7-20240220-en
General
-
Target
47fae4b2953e1bd59b51ca17dfba34d8c8b29fef845cd4ab1ff53a751bee4329.exe
-
Size
91KB
-
MD5
6a889021c61ce0addaa6df1d04f91f4f
-
SHA1
110f2db49fc2b264d8d078e5d5f55c0e39940819
-
SHA256
47fae4b2953e1bd59b51ca17dfba34d8c8b29fef845cd4ab1ff53a751bee4329
-
SHA512
eed8d3379984c07ccadb2aca72917a566838548e0cd5b7bc2d345983fd4a74345496761b08a9244f6b3fcd3cb08d47bd0d19c5fd285909291f375ba9736cd28e
-
SSDEEP
1536:20drJ9SQHwyERT5hg3MI8Kgb9QjFJcG/L/Djvfr5xYTYCingWmKJmwfvqbwIClMO:2FpRzlbW/zLY8CggWHJ5f9Y81FF
Malware Config
Signatures
-
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
47fae4b2953e1bd59b51ca17dfba34d8c8b29fef845cd4ab1ff53a751bee4329.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-540404634-651139247-2967210625-1000\Control Panel\International\Geo\Nation 47fae4b2953e1bd59b51ca17dfba34d8c8b29fef845cd4ab1ff53a751bee4329.exe -
Installs/modifies Browser Helper Object 2 TTPs 2 IoCs
BHOs are DLL modules which act as plugins for Internet Explorer.
Processes:
47fae4b2953e1bd59b51ca17dfba34d8c8b29fef845cd4ab1ff53a751bee4329.exedescription ioc process Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects 47fae4b2953e1bd59b51ca17dfba34d8c8b29fef845cd4ab1ff53a751bee4329.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{59D94AAD-0A67-417e-969B-8311296E8364} 47fae4b2953e1bd59b51ca17dfba34d8c8b29fef845cd4ab1ff53a751bee4329.exe -
Drops file in System32 directory 2 IoCs
Processes:
47fae4b2953e1bd59b51ca17dfba34d8c8b29fef845cd4ab1ff53a751bee4329.exedescription ioc process File created C:\Windows\SysWOW64\msft.txt 47fae4b2953e1bd59b51ca17dfba34d8c8b29fef845cd4ab1ff53a751bee4329.exe File created C:\Windows\SysWOW64\contrld.dll 47fae4b2953e1bd59b51ca17dfba34d8c8b29fef845cd4ab1ff53a751bee4329.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Processes:
47fae4b2953e1bd59b51ca17dfba34d8c8b29fef845cd4ab1ff53a751bee4329.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-540404634-651139247-2967210625-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Enable Browser Extensions = "yes" 47fae4b2953e1bd59b51ca17dfba34d8c8b29fef845cd4ab1ff53a751bee4329.exe -
Modifies registry class 9 IoCs
Processes:
47fae4b2953e1bd59b51ca17dfba34d8c8b29fef845cd4ab1ff53a751bee4329.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{59D94AAD-0A67-417e-969B-8311296E8364} 47fae4b2953e1bd59b51ca17dfba34d8c8b29fef845cd4ab1ff53a751bee4329.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{59D94AAD-0A67-417e-969B-8311296E8364}\InprocServer32\ = "contrld.dll" 47fae4b2953e1bd59b51ca17dfba34d8c8b29fef845cd4ab1ff53a751bee4329.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{59D94AAD-0A67-417e-969B-8311296E8364}\InprocServer32\ThreadingModel = "Apartment" 47fae4b2953e1bd59b51ca17dfba34d8c8b29fef845cd4ab1ff53a751bee4329.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{59D94AAD-0A67-417e-969B-8311296E8364}\ProgID\ = "RITLAB.1" 47fae4b2953e1bd59b51ca17dfba34d8c8b29fef845cd4ab1ff53a751bee4329.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{59D94AAD-0A67-417e-969B-8311296E8364}\TypeLib 47fae4b2953e1bd59b51ca17dfba34d8c8b29fef845cd4ab1ff53a751bee4329.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{59D94AAD-0A67-417e-969B-8311296E8364}\TypeLib\ = "{51BF403F-CB10-4651-97E0-7EAF12BD2011}" 47fae4b2953e1bd59b51ca17dfba34d8c8b29fef845cd4ab1ff53a751bee4329.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{59D94AAD-0A67-417e-969B-8311296E8364}\ = "Gamburg provider" 47fae4b2953e1bd59b51ca17dfba34d8c8b29fef845cd4ab1ff53a751bee4329.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{59D94AAD-0A67-417e-969B-8311296E8364}\InprocServer32 47fae4b2953e1bd59b51ca17dfba34d8c8b29fef845cd4ab1ff53a751bee4329.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{59D94AAD-0A67-417e-969B-8311296E8364}\ProgID 47fae4b2953e1bd59b51ca17dfba34d8c8b29fef845cd4ab1ff53a751bee4329.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
47fae4b2953e1bd59b51ca17dfba34d8c8b29fef845cd4ab1ff53a751bee4329.exedescription pid process target process PID 4628 wrote to memory of 3992 4628 47fae4b2953e1bd59b51ca17dfba34d8c8b29fef845cd4ab1ff53a751bee4329.exe cmd.exe PID 4628 wrote to memory of 3992 4628 47fae4b2953e1bd59b51ca17dfba34d8c8b29fef845cd4ab1ff53a751bee4329.exe cmd.exe PID 4628 wrote to memory of 3992 4628 47fae4b2953e1bd59b51ca17dfba34d8c8b29fef845cd4ab1ff53a751bee4329.exe cmd.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\47fae4b2953e1bd59b51ca17dfba34d8c8b29fef845cd4ab1ff53a751bee4329.exe"C:\Users\Admin\AppData\Local\Temp\47fae4b2953e1bd59b51ca17dfba34d8c8b29fef845cd4ab1ff53a751bee4329.exe"1⤵
- Checks computer location settings
- Installs/modifies Browser Helper Object
- Drops file in System32 directory
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:4628 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\47FAE4~1.EXE >> NUL2⤵PID:3992