Analysis
- max time kernel
149s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20240426-en - resource tags
- submitted
28/05/2024, 15:57
General
- Target virussign.com_6dba1b11bb66d156b1af3c0a5d645a00.exe
- Size 579KB
- Sample240528-tefgmsba5z
- SHA256 c61214941383f26350a38acb13572d054087927943f4ad5befd15d5848f5981b
Score
8/10
Malware Config
Signatures
- Modifies Installed Components in the registry 2 TTPs 2 IoCs
- Modifies system executable filetype association 2 TTPs 1 IoCs
- UPX packed file 3 IoCs
Detects executables packed with UPX/modified UPX open source packer.
- Adds Run key to start application 2 TTPs 2 IoCs
- Drops file in System32 directory 6 IoCs
- Program crash 1 IoCs
- Modifies registry class 5 IoCs
- Suspicious behavior: EnumeratesProcesses 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\virussign.com_6dba1b11bb66d156b1af3c0a5d645a00.exe"C:\Users\Admin\AppData\Local\Temp\virussign.com_6dba1b11bb66d156b1af3c0a5d645a00.exe"1⤵
- Modifies Installed Components in the registry
- Modifies system executable filetype association
- Adds Run key to start application
- Drops file in System32 directory
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3104 -s 7522⤵
- Program crash
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 208 -p 3104 -ip 31041⤵
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
2Event Triggered Execution
1Change Default File Association
1Replay Monitor
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Downloads
concp32.exe
memory/3104-0-0x0000000000400000-0x0000000000439000-memory.dmp
memory/3104-7-0x0000000000400000-0x0000000000439000-memory.dmp