Analysis
- max time kernel
132s - max time network
149s - platform
windows10-2004_x64 - resource
win10v2004-20220812-en - resource tags
- submitted
09/01/2023, 13:09
General
- Target 41c1683efdc09b16cf087f4c1c6b7da16b0a1c443cf3a36e03271a618bf3df71.exe
- Size 814KB
- Sample230109-qdr79sec48
- SHA256 41c1683efdc09b16cf087f4c1c6b7da16b0a1c443cf3a36e03271a618bf3df71
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
us2.smtp.mailhostbox.com
-
Port
587
-
Username
-
Password
bG^VamX7@@
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 3 IoCs
- Suspicious use of AdjustPrivilegeToken 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\41c1683efdc09b16cf087f4c1c6b7da16b0a1c443cf3a36e03271a618bf3df71.exe"C:\Users\Admin\AppData\Local\Temp\41c1683efdc09b16cf087f4c1c6b7da16b0a1c443cf3a36e03271a618bf3df71.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\41c1683efdc09b16cf087f4c1c6b7da16b0a1c443cf3a36e03271a618bf3df71.exe"{path}"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
41c1683efdc09b16cf087f4c1c6b7da16b0a1c443cf3a36e03271a618bf3df71.exe.log
memory/1420-135-0x0000000000010000-0x00000000000E2000-memory.dmp
memory/1420-136-0x00000000050E0000-0x0000000005684000-memory.dmp
memory/1420-137-0x0000000004A70000-0x0000000004B02000-memory.dmp
memory/1420-138-0x0000000004BD0000-0x0000000004C6C000-memory.dmp
memory/1420-139-0x0000000004B40000-0x0000000004B4A000-memory.dmp
memory/2260-141-0x0000000000400000-0x000000000043C000-memory.dmp
memory/2260-143-0x0000000005DA0000-0x0000000005E06000-memory.dmp
memory/2260-144-0x0000000006120000-0x0000000006170000-memory.dmp