Analysis
- max time kernel
148s - max time network
124s - platform
windows10_x64 - resource
win10-en-20211208 - submitted
12/01/2022, 10:00
General
- Target cac7a7a18c7853fc7b36e1d7e14b49da.exe
- Size 443KB
- Sample220112-l1nfdacbd5
- SHA256 250070f0300deead62b159b05cd272fb818ec06a3b7761a41d3a366c365cb6f0
Malware Config
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- AgentTesla Payload 4 IoCs
- Drops file in Drivers directory 1 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
- Suspicious use of SetThreadContext 1 IoCs
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 8 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\cac7a7a18c7853fc7b36e1d7e14b49da.exe"C:\Users\Admin\AppData\Local\Temp\cac7a7a18c7853fc7b36e1d7e14b49da.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\cac7a7a18c7853fc7b36e1d7e14b49da.exe"C:\Users\Admin\AppData\Local\Temp\cac7a7a18c7853fc7b36e1d7e14b49da.exe"2⤵
- Drops file in Drivers directory
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/524-133-0x00000000052A0000-0x000000000579E000-memory.dmp
memory/524-128-0x0000000000400000-0x000000000043C000-memory.dmp
memory/524-139-0x0000000005FC0000-0x0000000005FCA000-memory.dmp
memory/524-138-0x0000000006100000-0x0000000006192000-memory.dmp
memory/524-137-0x0000000005A00000-0x0000000005A66000-memory.dmp
memory/524-136-0x0000000005280000-0x0000000005298000-memory.dmp
memory/524-131-0x0000000000400000-0x000000000043C000-memory.dmp
memory/524-135-0x0000000004DA0000-0x000000000529E000-memory.dmp
memory/524-134-0x0000000004EA0000-0x0000000004F3C000-memory.dmp
memory/524-132-0x0000000000400000-0x000000000043C000-memory.dmp
memory/2564-125-0x0000000007250000-0x000000000729B000-memory.dmp
memory/2564-119-0x0000000000420000-0x0000000000494000-memory.dmp
memory/2564-120-0x0000000005340000-0x000000000583E000-memory.dmp
memory/2564-118-0x0000000000420000-0x0000000000494000-memory.dmp
memory/2564-127-0x0000000007660000-0x00000000076D0000-memory.dmp
memory/2564-126-0x00000000075C0000-0x000000000765C000-memory.dmp
memory/2564-124-0x0000000005090000-0x000000000509E000-memory.dmp
memory/2564-123-0x0000000004E20000-0x0000000004E2A000-memory.dmp
memory/2564-122-0x0000000004E00000-0x0000000004E01000-memory.dmp
memory/2564-121-0x0000000004E40000-0x0000000004ED2000-memory.dmp