Analysis
- max time kernel
91s - max time network
92s - platform
windows7_x64 - resource
win7v20201028 - submitted
25/02/2021, 10:29
General
- Target Bankdaten #f6356.pdf.exe
- Size 798KB
- Sample210225-av7aeasm8s
- SHA256 3cc9983b77cfc2de6ee140e03d44aee7d95a9e527cebf22b59c92662b466ba88
Malware Config
Signatures
- Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
- Snake Keylogger Payload 3 IoCs
- 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 3 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 13 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\Bankdaten #f6356.pdf.exe"C:\Users\Admin\AppData\Local\Temp\Bankdaten #f6356.pdf.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\Bankdaten #f6356.pdf.exe"{path}"2⤵
-
-
C:\Users\Admin\AppData\Local\Temp\Bankdaten #f6356.pdf.exe"{path}"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/1660-8-0x0000000000400000-0x000000000046A000-memory.dmp
memory/1660-10-0x0000000074200000-0x00000000748EE000-memory.dmp
memory/1660-11-0x0000000000400000-0x000000000046A000-memory.dmp
memory/1660-13-0x0000000004AD0000-0x0000000004AD1000-memory.dmp
memory/1968-2-0x0000000074200000-0x00000000748EE000-memory.dmp
memory/1968-3-0x0000000000330000-0x0000000000331000-memory.dmp
memory/1968-5-0x00000000004F0000-0x00000000004F1000-memory.dmp
memory/1968-6-0x00000000004D0000-0x00000000004DB000-memory.dmp
memory/1968-7-0x00000000050D0000-0x0000000005184000-memory.dmp