Analysis
- max time kernel
143s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20231215-en - resource tags
- submitted
05/02/2024, 09:51
General
- Target c5753bab520f5ae2fdcbe9886d8b5fa1.exe
- Size 287KB
- Sample240205-lvg2eafber
- SHA256 5d2d0aadfb9a0f47c7803c207b2f7b5c9efd79261d7f351b367b479788c4d47d
Malware Config
Signatures
- Downloads MZ/PE file
- Loads dropped DLL 2 IoCs
- Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
- Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
- Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- 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 4 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\c5753bab520f5ae2fdcbe9886d8b5fa1.exe"C:\Users\Admin\AppData\Local\Temp\c5753bab520f5ae2fdcbe9886d8b5fa1.exe"1⤵
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4600 -s 23642⤵
- Program crash
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4600 -ip 46001⤵
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
Are.docx
mozglue.dll
nss3.dll
memory/4600-1-0x0000000000860000-0x0000000000960000-memory.dmp
memory/4600-2-0x00000000007F0000-0x0000000000824000-memory.dmp
memory/4600-3-0x0000000000400000-0x0000000000647000-memory.dmp
memory/4600-4-0x0000000061E00000-0x0000000061EF3000-memory.dmp
memory/4600-75-0x0000000000400000-0x0000000000647000-memory.dmp
memory/4600-85-0x0000000000860000-0x0000000000960000-memory.dmp
memory/4600-86-0x0000000000400000-0x0000000000647000-memory.dmp