Analysis
- max time kernel
143s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20231025-en - resource tags
- submitted
13/11/2023, 06:38
General
- Target YKBGunlukEkstre.exe
- Size 496KB
- Sample231113-hd24gabc45
- SHA256 0fcc6d53f8ef84332db1f7e6f884870964ef6b6d718000cfbaaa224dcb5fb90e
Malware Config
Extracted
-
snakekeylogger
-
Protocol
smtp
-
Host
mail.gkas.com.tr
-
Port
587
-
Username
-
Password
Gkasteknik@2022
Signatures
- Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
- Snake Keylogger payload 2 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 8 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\YKBGunlukEkstre.exe"C:\Users\Admin\AppData\Local\Temp\YKBGunlukEkstre.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\YKBGunlukEkstre.exe"C:\Users\Admin\AppData\Local\Temp\YKBGunlukEkstre.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
YKBGunlukEkstre.exe.log
memory/2288-10-0x0000000075210000-0x00000000759C0000-memory.dmp
memory/2288-2-0x0000000006010000-0x00000000065B4000-memory.dmp
memory/2288-3-0x0000000005A60000-0x0000000005AF2000-memory.dmp
memory/2288-4-0x0000000005970000-0x0000000005980000-memory.dmp
memory/2288-5-0x0000000005A20000-0x0000000005A2A000-memory.dmp
memory/2288-6-0x0000000005C90000-0x0000000005D2C000-memory.dmp
memory/2288-7-0x0000000005FE0000-0x0000000005FEE000-memory.dmp
memory/2288-8-0x0000000006000000-0x000000000600A000-memory.dmp
memory/2288-0-0x0000000000FA0000-0x0000000001020000-memory.dmp
memory/2288-9-0x0000000006F10000-0x0000000006F6E000-memory.dmp
memory/2288-1-0x0000000075210000-0x00000000759C0000-memory.dmp
memory/2288-16-0x0000000075210000-0x00000000759C0000-memory.dmp
memory/2288-11-0x0000000005970000-0x0000000005980000-memory.dmp
memory/3940-15-0x0000000075210000-0x00000000759C0000-memory.dmp
memory/3940-12-0x0000000000400000-0x0000000000424000-memory.dmp
memory/3940-17-0x00000000054C0000-0x00000000054D0000-memory.dmp
memory/3940-18-0x0000000006520000-0x0000000006570000-memory.dmp
memory/3940-19-0x0000000006740000-0x0000000006902000-memory.dmp
memory/3940-20-0x0000000075210000-0x00000000759C0000-memory.dmp
memory/3940-21-0x00000000054C0000-0x00000000054D0000-memory.dmp