Analysis
- max time kernel
128s - max time network
128s - platform
windows10_x64 - resource
win10-en-20211104 - submitted
18/11/2021, 08:52
General
- Target ZiraatBankasi-20211118.exe
- Size 628KB
- Sample211118-ksrbmafbb6
- SHA256 0b0de2e9fb56c0313a746ebd10647957fc6465cd12d3d3ce1263ff34946be7ba
Malware Config
Extracted
-
snakekeylogger
-
Protocol
smtp
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Host
mail.aybakesici.com
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Port
587
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Username
-
Password
Bahtiyar950822+
Signatures
- Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
- 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 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- Suspicious use of SetThreadContext 1 IoCs
- Suspicious behavior: EnumeratesProcesses 5 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 14 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\ZiraatBankasi-20211118.exe"C:\Users\Admin\AppData\Local\Temp\ZiraatBankasi-20211118.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\ZiraatBankasi-20211118.exe"C:\Users\Admin\AppData\Local\Temp\ZiraatBankasi-20211118.exe"2⤵
-
-
C:\Users\Admin\AppData\Local\Temp\ZiraatBankasi-20211118.exe"C:\Users\Admin\AppData\Local\Temp\ZiraatBankasi-20211118.exe"2⤵
-
-
C:\Users\Admin\AppData\Local\Temp\ZiraatBankasi-20211118.exe"C:\Users\Admin\AppData\Local\Temp\ZiraatBankasi-20211118.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/576-128-0x0000000000400000-0x0000000000426000-memory.dmp
memory/576-136-0x00000000067F0000-0x00000000067F1000-memory.dmp
memory/576-135-0x00000000053E0000-0x00000000058DE000-memory.dmp
memory/3820-122-0x00000000056A0000-0x00000000056A1000-memory.dmp
memory/3820-125-0x000000000B270000-0x000000000B271000-memory.dmp
memory/3820-126-0x000000000B1D0000-0x000000000B1D1000-memory.dmp
memory/3820-127-0x000000000B410000-0x000000000B45D000-memory.dmp
memory/3820-124-0x0000000002EF0000-0x0000000002EF6000-memory.dmp
memory/3820-123-0x0000000007B60000-0x000000000805E000-memory.dmp
memory/3820-118-0x0000000000D80000-0x0000000000D81000-memory.dmp
memory/3820-121-0x0000000007B60000-0x0000000007B61000-memory.dmp
memory/3820-120-0x0000000008060000-0x0000000008061000-memory.dmp