Analysis
- max time kernel
62s - max time network
119s - platform
windows7_x64 - resource
win7-20230220-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 6 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 local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
- Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Accesses Microsoft Outlook profiles 1 TTPs 3 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
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious behavior: RenamesItself 1 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 9 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 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⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/1368-54-0x00000000012F0000-0x0000000001380000-memory.dmp
memory/1368-55-0x0000000001160000-0x00000000011A0000-memory.dmp
memory/1368-56-0x0000000000810000-0x0000000000824000-memory.dmp
memory/1368-57-0x0000000001160000-0x00000000011A0000-memory.dmp
memory/1368-58-0x0000000000830000-0x000000000083C000-memory.dmp
memory/1368-59-0x0000000004E60000-0x0000000004ECE000-memory.dmp
memory/1368-60-0x0000000000A70000-0x0000000000A76000-memory.dmp
memory/1368-61-0x0000000000DE0000-0x0000000000E08000-memory.dmp
memory/1728-62-0x0000000000400000-0x0000000000426000-memory.dmp
memory/1728-63-0x0000000000400000-0x0000000000426000-memory.dmp
memory/1728-64-0x0000000000400000-0x0000000000426000-memory.dmp
memory/1728-65-0x0000000000400000-0x0000000000426000-memory.dmp
memory/1728-66-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/1728-67-0x0000000000400000-0x0000000000426000-memory.dmp
memory/1728-69-0x0000000000400000-0x0000000000426000-memory.dmp
memory/1728-71-0x0000000000400000-0x0000000000426000-memory.dmp
memory/1728-72-0x0000000004830000-0x0000000004870000-memory.dmp
memory/1728-73-0x0000000004830000-0x0000000004870000-memory.dmp