Analysis
- max time kernel
145s - max time network
115s - platform
windows10-2004_x64 - resource
win10v2004-20240508-en - resource tags
- submitted
07/06/2024, 01:28
General
- Target f1334baff5883873972426ecbbf2de04cf68608991b709365d0b9d556ce7c8a4.exe
- Size 790KB
- Sample240607-bvt1vsfb9w
- SHA256 f1334baff5883873972426ecbbf2de04cf68608991b709365d0b9d556ce7c8a4
Malware Config
Extracted
-
Protocol
smtp
-
Host
mail.destinationtoplan.com
-
Port
587
-
Username
-
Password
Alora..101
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.destinationtoplan.com
-
Port
587
-
Username
-
Password
Alora..101
-
Email to
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
- 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.
- Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- Suspicious use of SetThreadContext 1 IoCs
- Suspicious behavior: EnumeratesProcesses 4 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\f1334baff5883873972426ecbbf2de04cf68608991b709365d0b9d556ce7c8a4.exe"C:\Users\Admin\AppData\Local\Temp\f1334baff5883873972426ecbbf2de04cf68608991b709365d0b9d556ce7c8a4.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\f1334baff5883873972426ecbbf2de04cf68608991b709365d0b9d556ce7c8a4.exe"C:\Users\Admin\AppData\Local\Temp\f1334baff5883873972426ecbbf2de04cf68608991b709365d0b9d556ce7c8a4.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
f1334baff5883873972426ecbbf2de04cf68608991b709365d0b9d556ce7c8a4.exe.log
memory/616-11-0x0000000000400000-0x0000000000442000-memory.dmp
memory/616-19-0x0000000074860000-0x0000000075010000-memory.dmp
memory/616-18-0x0000000006980000-0x00000000069D0000-memory.dmp
memory/616-17-0x0000000005210000-0x0000000005276000-memory.dmp
memory/616-16-0x0000000074860000-0x0000000075010000-memory.dmp
memory/616-15-0x0000000074860000-0x0000000075010000-memory.dmp
memory/4728-4-0x0000000074860000-0x0000000075010000-memory.dmp
memory/4728-8-0x0000000005CC0000-0x0000000005CD0000-memory.dmp
memory/4728-9-0x0000000005D10000-0x0000000005D92000-memory.dmp
memory/4728-10-0x0000000005F90000-0x000000000602C000-memory.dmp
memory/4728-7-0x0000000005CB0000-0x0000000005CBE000-memory.dmp
memory/4728-6-0x00000000050D0000-0x00000000050E6000-memory.dmp
memory/4728-14-0x0000000074860000-0x0000000075010000-memory.dmp
memory/4728-5-0x0000000004CD0000-0x0000000004CDA000-memory.dmp
memory/4728-0-0x000000007486E000-0x000000007486F000-memory.dmp
memory/4728-3-0x0000000004B40000-0x0000000004BD2000-memory.dmp
memory/4728-2-0x00000000050F0000-0x0000000005694000-memory.dmp
memory/4728-1-0x0000000000070000-0x000000000013A000-memory.dmp