Analysis
- max time kernel
135s - max time network
146s - platform
windows10-2004_x64 - resource
win10v2004-20230220-en - resource tags
- submitted
04/04/2023, 05:36
General
- Target SSN Retirement Benefits.exe
- Size 547KB
- Sample230404-gakvcadb39
- SHA256 1183a20f14014f7de4a886ea86015ecc6b62c5fadebadc638142a32a4fdd14d8
Malware Config
Extracted
-
snakekeylogger
-
Protocol
smtp
-
Host
smtp.cerranor.com
-
Port
587
-
Username
-
Password
RxrpS#f2
-
Email to
Signatures
- Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
- Snake Keylogger payload 1 IoCs
- Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- Suspicious use of SetThreadContext 1 IoCs
- Program crash 1 IoCs
- Suspicious behavior: EnumeratesProcesses 1 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 8 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\SSN Retirement Benefits.exe"C:\Users\Admin\AppData\Local\Temp\SSN Retirement Benefits.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\SSN Retirement Benefits.exe"C:\Users\Admin\AppData\Local\Temp\SSN Retirement Benefits.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1452 -s 15003⤵
- Program crash
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 364 -p 1452 -ip 14521⤵
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
SSN Retirement Benefits.exe.log
memory/1452-140-0x0000000000400000-0x0000000000426000-memory.dmp
memory/1452-143-0x0000000000F40000-0x0000000000F50000-memory.dmp
memory/1452-144-0x0000000000F40000-0x0000000000F50000-memory.dmp
memory/4892-133-0x00000000007C0000-0x0000000000850000-memory.dmp
memory/4892-134-0x0000000005760000-0x0000000005D04000-memory.dmp
memory/4892-135-0x0000000005250000-0x00000000052E2000-memory.dmp
memory/4892-136-0x00000000051F0000-0x00000000051FA000-memory.dmp
memory/4892-137-0x0000000005470000-0x0000000005480000-memory.dmp
memory/4892-138-0x0000000005470000-0x0000000005480000-memory.dmp
memory/4892-139-0x0000000008210000-0x00000000082AC000-memory.dmp