Analysis
- max time kernel
143s - max time network
149s - platform
windows10-2004_x64 - resource
win10v2004-20230703-en - resource tags
- submitted
12/07/2023, 06:04
General
- Target DILIGENT HOLDINGS requirements.exe
- Size 611KB
- Sample230712-gslvcsca92
- SHA256 9cd50229927cb6cc9e06d0884ab53ee5da6b8764fe60e326bbed779ddc5c8e2a
Malware Config
Extracted
-
snakekeylogger
-
https://api.telegram.org/bot6178167079:AAF89EAU6cjADoO39gVxivh4p16vKLDEJ0g/sendMessage?chat_id=2015447474
Signatures
- Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
- Snake Keylogger payload 1 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.
- 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 6 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 11 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\DILIGENT HOLDINGS requirements.exe"C:\Users\Admin\AppData\Local\Temp\DILIGENT HOLDINGS requirements.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\DILIGENT HOLDINGS requirements.exe"C:\Users\Admin\AppData\Local\Temp\DILIGENT HOLDINGS requirements.exe"2⤵
-
-
C:\Users\Admin\AppData\Local\Temp\DILIGENT HOLDINGS requirements.exe"C:\Users\Admin\AppData\Local\Temp\DILIGENT HOLDINGS requirements.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
DILIGENT HOLDINGS requirements.exe.log
memory/3660-140-0x0000000000400000-0x0000000000426000-memory.dmp
memory/3660-143-0x00000000057A0000-0x00000000057B0000-memory.dmp
memory/3660-144-0x0000000006710000-0x00000000068D2000-memory.dmp
memory/3660-145-0x00000000057A0000-0x00000000057B0000-memory.dmp
memory/5076-133-0x00000000003E0000-0x000000000047E000-memory.dmp
memory/5076-134-0x0000000005400000-0x00000000059A4000-memory.dmp
memory/5076-135-0x0000000004E50000-0x0000000004EE2000-memory.dmp
memory/5076-136-0x0000000004E30000-0x0000000004E3A000-memory.dmp
memory/5076-137-0x0000000005050000-0x0000000005060000-memory.dmp
memory/5076-138-0x0000000005050000-0x0000000005060000-memory.dmp
memory/5076-139-0x0000000008390000-0x000000000842C000-memory.dmp