Analysis
- max time kernel
133s - max time network
123s - platform
windows10-2004_x64 - resource
win10v2004-20240419-en - resource tags
- submitted
06/05/2024, 04:33
General
- Target jW8UOYF1dk0W6Wm.exe
- Size 726KB
- Sample240506-e6hzhshb7y
- SHA256 7e8466ab7fd0c3ce3f6ef1df5bffa0e4fb0c9764b3c553685ca62e3d8fbb80ad
Malware Config
Extracted
-
Protocol
smtp
-
Host
mail.metalsbox.com
-
Port
587
-
Username
-
Password
zxcA@@258963
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.metalsbox.com
-
Port
587
-
Username
-
Password
zxcA@@258963
-
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.
- 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
Processes
-
C:\Users\Admin\AppData\Local\Temp\jW8UOYF1dk0W6Wm.exe"C:\Users\Admin\AppData\Local\Temp\jW8UOYF1dk0W6Wm.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\jW8UOYF1dk0W6Wm.exe"C:\Users\Admin\AppData\Local\Temp\jW8UOYF1dk0W6Wm.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
jW8UOYF1dk0W6Wm.exe.log
memory/3548-4-0x0000000004EB0000-0x0000000004EBA000-memory.dmp
memory/3548-14-0x00000000750B0000-0x0000000075860000-memory.dmp
memory/3548-3-0x0000000004F30000-0x0000000004FC2000-memory.dmp
memory/3548-0-0x00000000750BE000-0x00000000750BF000-memory.dmp
memory/3548-5-0x00000000750B0000-0x0000000075860000-memory.dmp
memory/3548-6-0x00000000054A0000-0x00000000054BC000-memory.dmp
memory/3548-7-0x00000000051F0000-0x00000000051FE000-memory.dmp
memory/3548-8-0x00000000054D0000-0x00000000054E6000-memory.dmp
memory/3548-2-0x00000000054E0000-0x0000000005A84000-memory.dmp
memory/3548-9-0x0000000006770000-0x00000000067F4000-memory.dmp
memory/3548-10-0x0000000008DD0000-0x0000000008E6C000-memory.dmp
memory/3548-1-0x0000000000400000-0x00000000004B6000-memory.dmp
memory/5056-11-0x0000000000400000-0x0000000000442000-memory.dmp
memory/5056-15-0x00000000750B0000-0x0000000075860000-memory.dmp
memory/5056-16-0x00000000750B0000-0x0000000075860000-memory.dmp
memory/5056-17-0x00000000056A0000-0x0000000005706000-memory.dmp
memory/5056-18-0x00000000064B0000-0x0000000006500000-memory.dmp
memory/5056-19-0x00000000750B0000-0x0000000075860000-memory.dmp