Analysis
- max time kernel
103s - max time network
124s - platform
windows10-2004_x64 - resource
win10v2004-20230621-en - resource tags
- submitted
23/06/2023, 12:12
General
- Target r844633_37.exe
- Size 766KB
- Sample230623-pc6htsef69
- SHA256 2706b5e3328e52a1395d3d7877f577c39a2bdb553f707e9c42861e91441dbaba
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.ostapovich.com
-
Port
587
-
Username
-
Password
Jh18/No21
-
Email to
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- 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 4 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 8 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\r844633_37.exe"C:\Users\Admin\AppData\Local\Temp\r844633_37.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\r844633_37.exe"C:\Users\Admin\AppData\Local\Temp\r844633_37.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
r844633_37.exe.log
memory/1584-140-0x0000000000400000-0x0000000000430000-memory.dmp
memory/1584-147-0x0000000005130000-0x0000000005140000-memory.dmp
memory/1584-146-0x0000000005EC0000-0x0000000006082000-memory.dmp
memory/1584-145-0x00000000054F0000-0x0000000005540000-memory.dmp
memory/1584-144-0x0000000005130000-0x0000000005140000-memory.dmp
memory/1584-143-0x0000000004EF0000-0x0000000004F56000-memory.dmp
memory/4372-136-0x0000000004EF0000-0x0000000004EFA000-memory.dmp
memory/4372-139-0x0000000007E40000-0x0000000007EDC000-memory.dmp
memory/4372-138-0x0000000005010000-0x0000000005020000-memory.dmp
memory/4372-137-0x0000000005010000-0x0000000005020000-memory.dmp
memory/4372-133-0x00000000003C0000-0x0000000000486000-memory.dmp
memory/4372-135-0x0000000004E40000-0x0000000004ED2000-memory.dmp
memory/4372-134-0x00000000053F0000-0x0000000005994000-memory.dmp