Analysis
- max time kernel
144s - max time network
156s - platform
windows10-2004_x64 - resource
win10v2004-20230703-en - resource tags
- submitted
27/07/2023, 13:58
General
- Target NA_4d87691cc9ee123c1601b8605_JC.exe
- Size 848KB
- Sample230727-q9t2qsfa57
- SHA256 4d87691cc9ee123c1601b86054119c8a202d3f77b51b78306547d900b6a6b7c8
Malware Config
Extracted
-
snakekeylogger
-
https://api.telegram.org/bot5992278688:AAH0RA8GWViJJa-CiAi72KATgNfdnPJRnZs/sendMessage?chat_id=6085461303
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 2 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 8 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\NA_4d87691cc9ee123c1601b8605_JC.exe"C:\Users\Admin\AppData\Local\Temp\NA_4d87691cc9ee123c1601b8605_JC.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\NA_4d87691cc9ee123c1601b8605_JC.exe"C:\Users\Admin\AppData\Local\Temp\NA_4d87691cc9ee123c1601b8605_JC.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
NA_4d87691cc9ee123c1601b8605_JC.exe.log
memory/2816-141-0x000000000AB00000-0x000000000AB9C000-memory.dmp
memory/2816-134-0x0000000000A10000-0x0000000000AEA000-memory.dmp
memory/2816-136-0x0000000005510000-0x00000000055A2000-memory.dmp
memory/2816-137-0x00000000056F0000-0x0000000005700000-memory.dmp
memory/2816-138-0x00000000054F0000-0x00000000054FA000-memory.dmp
memory/2816-139-0x0000000075150000-0x0000000075900000-memory.dmp
memory/2816-135-0x0000000005A20000-0x0000000005FC4000-memory.dmp
memory/2816-146-0x0000000075150000-0x0000000075900000-memory.dmp
memory/2816-140-0x00000000056F0000-0x0000000005700000-memory.dmp
memory/2816-133-0x0000000075150000-0x0000000075900000-memory.dmp
memory/4748-145-0x0000000075150000-0x0000000075900000-memory.dmp
memory/4748-142-0x0000000000400000-0x0000000000426000-memory.dmp
memory/4748-147-0x0000000004D70000-0x0000000004D80000-memory.dmp
memory/4748-148-0x0000000006260000-0x0000000006422000-memory.dmp
memory/4748-149-0x0000000075150000-0x0000000075900000-memory.dmp