Analysis
- max time kernel
81s - max time network
142s - platform
windows7_x64 - resource
win7-20230220-en - resource tags
- submitted
03/04/2023, 12:24
General
- Target NEW PO QT # 301123.xlsx.exe
- Size 559KB
- Sample230403-pk26daef35
- SHA256 af7df67e68a7dc19f08d1c34f663be0febbbf4fab6f7a204dc1571a00a9cb224
Malware Config
Extracted
-
snakekeylogger
-
https://api.telegram.org/bot5818680343:AAGVJsfIHcopySiifMCdAaFCv-ICp2_Yo_M/sendMessage?chat_id=5765702254
Signatures
- Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
- Snake Keylogger payload 7 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 use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 13 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\NEW PO QT # 301123.xlsx.exe"C:\Users\Admin\AppData\Local\Temp\NEW PO QT # 301123.xlsx.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\NEW PO QT # 301123.xlsx.exe"C:\Users\Admin\AppData\Local\Temp\NEW PO QT # 301123.xlsx.exe"2⤵
-
-
C:\Users\Admin\AppData\Local\Temp\NEW PO QT # 301123.xlsx.exe"C:\Users\Admin\AppData\Local\Temp\NEW PO QT # 301123.xlsx.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/592-54-0x0000000000FF0000-0x0000000001082000-memory.dmp
memory/592-55-0x0000000004D10000-0x0000000004D50000-memory.dmp
memory/592-56-0x0000000000400000-0x000000000040E000-memory.dmp
memory/592-57-0x0000000004D10000-0x0000000004D50000-memory.dmp
memory/592-58-0x0000000000640000-0x000000000064C000-memory.dmp
memory/592-59-0x0000000000E00000-0x0000000000E6E000-memory.dmp
memory/592-60-0x00000000009F0000-0x0000000000A18000-memory.dmp
memory/672-61-0x0000000000400000-0x0000000000426000-memory.dmp
memory/672-62-0x0000000000400000-0x0000000000426000-memory.dmp
memory/672-64-0x0000000000400000-0x0000000000426000-memory.dmp
memory/672-63-0x0000000000400000-0x0000000000426000-memory.dmp
memory/672-65-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/672-66-0x0000000000400000-0x0000000000426000-memory.dmp
memory/672-68-0x0000000000400000-0x0000000000426000-memory.dmp
memory/672-70-0x0000000000400000-0x0000000000426000-memory.dmp
memory/672-71-0x0000000000440000-0x0000000000480000-memory.dmp
memory/672-72-0x0000000000440000-0x0000000000480000-memory.dmp