Analysis
- max time kernel
59s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20230220-en - resource tags
- submitted
22/02/2023, 15:51
General
- Target Remittance Advice.exe
- Size 1.1MB
- Sample230222-tagh5scd56
- SHA256 e839149b7e1a89c1f9e5071caa2cc8cbb6bc9a75d4e2af0621c6df5193cde19f
Malware Config
Extracted
-
snakekeylogger
-
Protocol
smtp
-
Host
kiamotors-khyber.com
-
Port
587
-
Username
-
Password
G!Ezq(~l[uODF46..;[
Signatures
- Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
- Snake Keylogger payload 2 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 4 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 8 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\Remittance Advice.exe"C:\Users\Admin\AppData\Local\Temp\Remittance Advice.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\Remittance Advice.exe"C:\Users\Admin\AppData\Local\Temp\Remittance Advice.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/816-140-0x0000000000400000-0x0000000000426000-memory.dmp
memory/816-142-0x0000000005500000-0x0000000005510000-memory.dmp
memory/816-143-0x0000000006640000-0x0000000006802000-memory.dmp
memory/816-144-0x0000000005500000-0x0000000005510000-memory.dmp
memory/3168-133-0x0000000000AD0000-0x0000000000BF4000-memory.dmp
memory/3168-134-0x0000000005C00000-0x00000000061A4000-memory.dmp
memory/3168-135-0x0000000005580000-0x0000000005612000-memory.dmp
memory/3168-136-0x0000000005630000-0x000000000563A000-memory.dmp
memory/3168-137-0x00000000058E0000-0x000000000597C000-memory.dmp
memory/3168-138-0x0000000005830000-0x0000000005840000-memory.dmp
memory/3168-139-0x0000000005830000-0x0000000005840000-memory.dmp