Analysis
- max time kernel
145s - max time network
116s - platform
windows10_x64 - resource
win10v20201028 - submitted
09/11/2020, 14:15
General
- Target Your Copy Of Invoice CHNR000076498 November 2020_pdf.exe
- Size 807KB
- Sample201109-3d22ddxar2
- SHA256 87f83df5fdaabe9b71e77fe26640c185b8312cc5cbd34ebcc6dc047d72885299
Malware Config
Extracted
-
agenttesla
-
https://api.telegram.org/bot1383627647:AAFPZ_rXJwpP1cKfEFo3ihYu1fzqORkFnc8/sendDocument
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- AgentTesla Payload 2 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 2 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 8 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\Your Copy Of Invoice CHNR000076498 November 2020_pdf.exe"C:\Users\Admin\AppData\Local\Temp\Your Copy Of Invoice CHNR000076498 November 2020_pdf.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\Your Copy Of Invoice CHNR000076498 November 2020_pdf.exe"C:\Users\Admin\AppData\Local\Temp\Your Copy Of Invoice CHNR000076498 November 2020_pdf.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/3932-5-0x00000000055E0000-0x00000000055E1000-memory.dmp
memory/3932-9-0x0000000006390000-0x00000000063F3000-memory.dmp
memory/3932-4-0x0000000005AE0000-0x0000000005AE1000-memory.dmp
memory/3932-0-0x0000000073300000-0x00000000739EE000-memory.dmp
memory/3932-6-0x00000000054D0000-0x00000000054D1000-memory.dmp
memory/3932-7-0x00000000057A0000-0x00000000057A1000-memory.dmp
memory/3932-3-0x0000000005510000-0x0000000005511000-memory.dmp
memory/3932-1-0x0000000000C00000-0x0000000000C01000-memory.dmp
memory/3932-8-0x0000000005740000-0x000000000574B000-memory.dmp
memory/3932-10-0x0000000006400000-0x0000000006439000-memory.dmp
memory/3948-11-0x0000000000400000-0x000000000043C000-memory.dmp
memory/3948-14-0x0000000073300000-0x00000000739EE000-memory.dmp
memory/3948-19-0x0000000005960000-0x0000000005961000-memory.dmp
memory/3948-20-0x0000000006230000-0x0000000006231000-memory.dmp