Analysis
- max time kernel
132s - max time network
149s - platform
windows10-2004_x64 - resource
win10v2004-20231215-en - resource tags
- submitted
17/01/2024, 09:21
General
- Target PO1-865.exe
- Size 644KB
- Sample240117-lbbqaadcc9
- SHA256 20e907712da055637397acbc5f7a8781f72f7aef3a301b01dfce3b1a09364cf2
Malware Config
Extracted
-
Protocol
smtp
-
Host
us2.smtp.mailhostbox.com
-
Port
587
-
Username
-
Password
zIFrvQB2
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
us2.smtp.mailhostbox.com
-
Port
587
-
Username
-
Password
zIFrvQB2
-
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.
- 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 5 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\PO1-865.exe"C:\Users\Admin\AppData\Local\Temp\PO1-865.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\PO1-865.exe"C:\Users\Admin\AppData\Local\Temp\PO1-865.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
PO1-865.exe.log
memory/1544-10-0x000000000FBE0000-0x000000000FC7C000-memory.dmp
memory/1544-2-0x00000000058E0000-0x0000000005E84000-memory.dmp
memory/1544-3-0x0000000005280000-0x0000000005312000-memory.dmp
memory/1544-1-0x0000000075050000-0x0000000075800000-memory.dmp
memory/1544-5-0x0000000005270000-0x000000000527A000-memory.dmp
memory/1544-6-0x00000000067F0000-0x0000000006810000-memory.dmp
memory/1544-7-0x00000000058D0000-0x00000000058DA000-memory.dmp
memory/1544-8-0x0000000006810000-0x000000000681E000-memory.dmp
memory/1544-0-0x00000000007D0000-0x0000000000878000-memory.dmp
memory/1544-9-0x000000000C530000-0x000000000C5AA000-memory.dmp
memory/1544-4-0x0000000005450000-0x0000000005460000-memory.dmp
memory/1544-14-0x0000000075050000-0x0000000075800000-memory.dmp
memory/4016-11-0x0000000000400000-0x0000000000440000-memory.dmp
memory/4016-15-0x0000000005800000-0x0000000005866000-memory.dmp
memory/4016-16-0x0000000075050000-0x0000000075800000-memory.dmp
memory/4016-17-0x0000000005540000-0x0000000005550000-memory.dmp
memory/4016-18-0x0000000006D50000-0x0000000006DA0000-memory.dmp
memory/4016-19-0x0000000075050000-0x0000000075800000-memory.dmp
memory/4016-20-0x0000000005540000-0x0000000005550000-memory.dmp