Analysis
- max time kernel
128s - max time network
153s - platform
windows10-2004_x64 - resource
win10v2004-20231020-en - resource tags
- submitted
25/10/2023, 00:32
General
- Target file.exe
- Size 178KB
- Sample231025-avmfcacc25
- SHA256 1c1062e65701fdea8fa0eca0884f974b8c9e6cfe70391dfc33fcbf5594b1ebf8
Score
10/10
Malware Config
Extracted
Family
-
stealc
rc4.plain
Signatures
- Stealc
Stealc is an infostealer written in C++.
- Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
- Program crash 1 IoCs
- Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
- Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\file.exe"C:\Users\Admin\AppData\Local\Temp\file.exe"1⤵
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4212 -s 13322⤵
- Program crash
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 4212 -ip 42121⤵
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
memory/4212-1-0x00000000009D0000-0x0000000000AD0000-memory.dmp
memory/4212-2-0x0000000000960000-0x000000000097B000-memory.dmp
memory/4212-3-0x0000000000400000-0x00000000007B5000-memory.dmp
memory/4212-4-0x00000000009D0000-0x0000000000AD0000-memory.dmp
memory/4212-5-0x0000000000400000-0x00000000007B5000-memory.dmp
memory/4212-6-0x0000000000960000-0x000000000097B000-memory.dmp