Analysis
- max time kernel
153s - max time network
170s - platform
windows10-2004_x64 - resource
win10v2004-20220414-en - submitted
20/05/2022, 14:21
General
- Target 1371228,1372216.exe
- Size 628KB
- Sample220520-rn7ldabaej
- SHA256 f94835d0cfac325ba2187c8bec1f9e9cff185a087be4de42832731c3c7a51adc
Malware Config
Signatures
- 404 Keylogger
Information stealer and keylogger first seen in 2019.
- 404 Keylogger Main Executable 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 3 IoCs
- Suspicious behavior: MapViewOfSection 1 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 3 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\1371228,1372216.exe"C:\Users\Admin\AppData\Local\Temp\1371228,1372216.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\1371228,1372216.exe"C:\Users\Admin\AppData\Local\Temp\1371228,1372216.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
Loading Replay Monitor...
Downloads
memory/548-134-0x0000000000900000-0x0000000000922000-memory.dmp
memory/548-133-0x0000000000900000-0x0000000000922000-memory.dmp
memory/548-135-0x0000000004A20000-0x0000000004FC4000-memory.dmp
memory/548-136-0x0000000005000000-0x000000000509C000-memory.dmp
memory/548-137-0x0000000005C50000-0x0000000005CB6000-memory.dmp
memory/548-138-0x0000000006180000-0x0000000006342000-memory.dmp
memory/548-139-0x00000000063A0000-0x0000000006432000-memory.dmp
memory/548-140-0x00000000064B0000-0x00000000064BA000-memory.dmp
memory/1440-131-0x00000000023B0000-0x00000000023C3000-memory.dmp