Analysis
- max time kernel
86s - max time network
136s - platform
windows7_x64 - resource
win7v20210408 - submitted
22/09/2021, 14:09
General
- Target IMPORTS INVOICE.exe
- Size 690KB
- Sample210922-rf5rtafean
- SHA256 be05b0a48cebe8cecc162d34f7385e18d83fea1fa356e2121194e39e78a9bf97
Malware Config
Extracted
-
snakekeylogger
-
Protocol
smtp
-
Host
mail.faks-allied-health.com
-
Port
587
-
Username
-
Password
$Faks1234
Signatures
- Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
- 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.
- 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
Processes
-
C:\Users\Admin\AppData\Local\Temp\IMPORTS INVOICE.exe"C:\Users\Admin\AppData\Local\Temp\IMPORTS INVOICE.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\IMPORTS INVOICE.exe"C:\Users\Admin\AppData\Local\Temp\IMPORTS INVOICE.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/1020-60-0x0000000000860000-0x0000000000861000-memory.dmp
memory/1020-62-0x0000000000820000-0x0000000000821000-memory.dmp
memory/1020-63-0x0000000000690000-0x00000000006AD000-memory.dmp
memory/1020-64-0x0000000004330000-0x0000000004390000-memory.dmp
memory/1020-65-0x00000000021A0000-0x00000000021D0000-memory.dmp
memory/1704-66-0x0000000000400000-0x0000000000426000-memory.dmp
memory/1704-68-0x0000000000400000-0x0000000000426000-memory.dmp
memory/1704-70-0x0000000004530000-0x0000000004531000-memory.dmp