Analysis
- max time kernel
64s - max time network
124s - platform
windows7_x64 - resource
win7-20220331-en - submitted
04/04/2022, 10:19
General
- Target 23456876545ORINVOICE.exe
- Size 1.4MB
- Sample220404-mchewsded2
- SHA256 8d583ca6c10494ab0e0f8375d65e5f1f999c8ddfeab0bf4b7aa4e19bef9f0873
Malware Config
Extracted
-
snakekeylogger
-
Protocol
smtp
-
Host
birtatpastanesi.com
-
Port
587
-
Username
-
Password
yg5qrt94
-
Email to
-
https://api.telegram.org/bot5191427034:AAF7Hd96Eem6iHiobxfishPjOx2vSkHqBM8/sendMessage?chat_id=1673751470
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 3 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\23456876545ORINVOICE.exe"C:\Users\Admin\AppData\Local\Temp\23456876545ORINVOICE.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\23456876545ORINVOICE.exe"C:\Users\Admin\AppData\Local\Temp\23456876545ORINVOICE.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/1700-54-0x00000000013C0000-0x000000000152C000-memory.dmp
memory/1700-55-0x0000000000490000-0x000000000049C000-memory.dmp
memory/1700-56-0x0000000005D20000-0x0000000005E18000-memory.dmp
memory/1700-57-0x0000000005560000-0x0000000005616000-memory.dmp
memory/2028-58-0x0000000000400000-0x000000000047C000-memory.dmp
memory/2028-59-0x0000000000400000-0x000000000047C000-memory.dmp
memory/2028-61-0x0000000000400000-0x000000000047C000-memory.dmp
memory/2028-62-0x0000000000400000-0x000000000047C000-memory.dmp
memory/2028-63-0x0000000000400000-0x000000000047C000-memory.dmp
memory/2028-66-0x0000000000400000-0x000000000047C000-memory.dmp
memory/2028-68-0x0000000000400000-0x000000000047C000-memory.dmp
memory/2028-69-0x00000000002B0000-0x00000000002BA000-memory.dmp
memory/2028-70-0x0000000004BA0000-0x0000000004C06000-memory.dmp