Analysis
- max time kernel
143s - max time network
148s - platform
windows10-2004_x64 - resource
win10v2004-20230703-en - resource tags
- submitted
10/08/2023, 06:46
General
- Target Folkeregistrene(1).exe
- Size 483KB
- Sample230810-hjwtmsaf47
- SHA256 e2c44f040b867623bf5bc9c9551265f134dc735562955b153b7cbe0b5165c600
Score
10/10
Malware Config
Signatures
- Guloader,Cloudeye
A shellcode based downloader first seen in 2020.
- Checks QEMU agent file 2 TTPs 1 IoCs
Checks presence of QEMU agent, possibly to detect virtualization.
- Loads dropped DLL 1 IoCs
- Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
- Drops file in Program Files directory 1 IoCs
- Drops file in Windows directory 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Program crash 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\Folkeregistrene(1).exe"C:\Users\Admin\AppData\Local\Temp\Folkeregistrene(1).exe"1⤵
- Checks QEMU agent file
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Program Files directory
- Drops file in Windows directory
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1012 -s 10602⤵
- Program crash
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 1012 -ip 10121⤵
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
System.dll
Saet103.ini
memory/1012-150-0x0000000002B50000-0x0000000003C27000-memory.dmp
memory/1012-151-0x0000000002B50000-0x0000000003C27000-memory.dmp
memory/1012-152-0x0000000077931000-0x0000000077A51000-memory.dmp
memory/1012-153-0x0000000002B50000-0x0000000003C27000-memory.dmp
memory/1012-154-0x0000000077931000-0x0000000077A51000-memory.dmp