Analysis
- max time kernel
139s - max time network
125s - platform
windows7_x64 - resource
win7-20230712-en - resource tags
- submitted
08/08/2023, 09:56
General
- Target d312f81dcda0be02b4e81072aea2bf33e95e1feac03c21fb5285f998a0e0c2d3.exe
- Size 857KB
- Sample230808-lycabsdd3x
- SHA256 d312f81dcda0be02b4e81072aea2bf33e95e1feac03c21fb5285f998a0e0c2d3
Malware Config
Extracted
-
agenttesla
-
https://api.telegram.org/bot5015424630:AAHYFU1sKtYqSORHBErFCWNjJz1TpXKj30w/sendDocument
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- AgentTesla payload 5 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.
- Suspicious use of SetThreadContext 1 IoCs
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 9 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\d312f81dcda0be02b4e81072aea2bf33e95e1feac03c21fb5285f998a0e0c2d3.exe"C:\Users\Admin\AppData\Local\Temp\d312f81dcda0be02b4e81072aea2bf33e95e1feac03c21fb5285f998a0e0c2d3.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\d312f81dcda0be02b4e81072aea2bf33e95e1feac03c21fb5285f998a0e0c2d3.exe"C:\Users\Admin\AppData\Local\Temp\d312f81dcda0be02b4e81072aea2bf33e95e1feac03c21fb5285f998a0e0c2d3.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
memory/2060-72-0x0000000074D70000-0x000000007545E000-memory.dmp
memory/2060-62-0x0000000005210000-0x0000000005288000-memory.dmp
memory/2060-56-0x0000000004D40000-0x0000000004D80000-memory.dmp
memory/2060-57-0x0000000000260000-0x0000000000272000-memory.dmp
memory/2060-58-0x0000000074D70000-0x000000007545E000-memory.dmp
memory/2060-59-0x0000000004D40000-0x0000000004D80000-memory.dmp
memory/2060-60-0x0000000000790000-0x0000000000798000-memory.dmp
memory/2060-55-0x0000000074D70000-0x000000007545E000-memory.dmp
memory/2060-61-0x00000000007A0000-0x00000000007AA000-memory.dmp
memory/2060-54-0x0000000000920000-0x00000000009FC000-memory.dmp
memory/2908-78-0x0000000004A90000-0x0000000004AD0000-memory.dmp
memory/2908-64-0x0000000000400000-0x000000000043C000-memory.dmp
memory/2908-65-0x0000000000400000-0x000000000043C000-memory.dmp
memory/2908-67-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2908-69-0x0000000000400000-0x000000000043C000-memory.dmp
memory/2908-74-0x0000000000400000-0x000000000043C000-memory.dmp
memory/2908-66-0x0000000000400000-0x000000000043C000-memory.dmp
memory/2908-63-0x0000000000400000-0x000000000043C000-memory.dmp
memory/2908-75-0x0000000074680000-0x0000000074D6E000-memory.dmp
memory/2908-76-0x0000000004A90000-0x0000000004AD0000-memory.dmp
memory/2908-77-0x0000000074680000-0x0000000074D6E000-memory.dmp
memory/2908-71-0x0000000000400000-0x000000000043C000-memory.dmp
memory/2908-79-0x0000000004A90000-0x0000000004AD0000-memory.dmp