Analysis
- max time kernel
70s - max time network
138s - platform
windows7_x64 - resource
win7-20220812-en - resource tags
- submitted
18/10/2022, 11:06
General
- Target NPuFDsRjIJaGpxi.exe
- Size 1.0MB
- Sample221018-m7d1ysfec7
- SHA256 cca2e9c4276c6241dd2b4f1365982b5b9efcf3ad72dcd0a68daf344496b06f06
Malware Config
Extracted
-
snakekeylogger
-
https://api.telegram.org/bot5438794068:AAGoE4bpAIHtaGy3WdbPtgtC0pMD4Rz1TZU/sendMessage?chat_id=5268739623
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 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\NPuFDsRjIJaGpxi.exe"C:\Users\Admin\AppData\Local\Temp\NPuFDsRjIJaGpxi.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\NPuFDsRjIJaGpxi.exe"C:\Users\Admin\AppData\Local\Temp\NPuFDsRjIJaGpxi.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/988-65-0x0000000000400000-0x0000000000426000-memory.dmp
memory/988-66-0x0000000000400000-0x0000000000426000-memory.dmp
memory/988-71-0x0000000000400000-0x0000000000426000-memory.dmp
memory/988-61-0x0000000000400000-0x0000000000426000-memory.dmp
memory/988-60-0x0000000000400000-0x0000000000426000-memory.dmp
memory/988-63-0x0000000000400000-0x0000000000426000-memory.dmp
memory/988-69-0x0000000000400000-0x0000000000426000-memory.dmp
memory/1148-55-0x0000000075041000-0x0000000075043000-memory.dmp
memory/1148-54-0x0000000000AE0000-0x0000000000BEE000-memory.dmp
memory/1148-59-0x00000000044A0000-0x00000000044C6000-memory.dmp
memory/1148-58-0x00000000003A0000-0x0000000000420000-memory.dmp
memory/1148-57-0x0000000000610000-0x000000000061C000-memory.dmp
memory/1148-56-0x0000000000520000-0x0000000000538000-memory.dmp