Analysis
- max time kernel
149s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20240508-en - resource tags
- submitted
07/06/2024, 01:50
General
- Target c1655228f7c84f547da64cba293fadd987c0c732e95ace9383e4bd114afe511a.exe
- Size 671KB
- Sample240607-b9dx7aff7t
- SHA256 c1655228f7c84f547da64cba293fadd987c0c732e95ace9383e4bd114afe511a
Malware Config
Extracted
-
Protocol
smtp
-
Host
mail.accgirl.com
-
Port
587
-
Username
-
Password
Zt2fUE0Dl
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.accgirl.com
-
Port
587
-
Username
-
Password
Zt2fUE0Dl
-
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 5 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 8 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\c1655228f7c84f547da64cba293fadd987c0c732e95ace9383e4bd114afe511a.exe"C:\Users\Admin\AppData\Local\Temp\c1655228f7c84f547da64cba293fadd987c0c732e95ace9383e4bd114afe511a.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\c1655228f7c84f547da64cba293fadd987c0c732e95ace9383e4bd114afe511a.exe"C:\Users\Admin\AppData\Local\Temp\c1655228f7c84f547da64cba293fadd987c0c732e95ace9383e4bd114afe511a.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
c1655228f7c84f547da64cba293fadd987c0c732e95ace9383e4bd114afe511a.exe.log
memory/2212-11-0x0000000000400000-0x0000000000440000-memory.dmp
memory/2212-19-0x0000000074950000-0x0000000075100000-memory.dmp
memory/2212-18-0x0000000006BC0000-0x0000000006C10000-memory.dmp
memory/2212-17-0x0000000074950000-0x0000000075100000-memory.dmp
memory/2212-16-0x0000000005550000-0x00000000055B6000-memory.dmp
memory/2212-15-0x0000000074950000-0x0000000075100000-memory.dmp
memory/4932-5-0x0000000074950000-0x0000000075100000-memory.dmp
memory/4932-8-0x0000000006B00000-0x0000000006B10000-memory.dmp
memory/4932-9-0x0000000006B60000-0x0000000006BE2000-memory.dmp
memory/4932-10-0x0000000009250000-0x00000000092EC000-memory.dmp
memory/4932-7-0x0000000005660000-0x000000000566E000-memory.dmp
memory/4932-6-0x0000000005490000-0x00000000054A6000-memory.dmp
memory/4932-14-0x0000000074950000-0x0000000075100000-memory.dmp
memory/4932-4-0x0000000005160000-0x000000000516A000-memory.dmp
memory/4932-0-0x000000007495E000-0x000000007495F000-memory.dmp
memory/4932-3-0x00000000051D0000-0x0000000005262000-memory.dmp
memory/4932-2-0x0000000005780000-0x0000000005D24000-memory.dmp
memory/4932-1-0x00000000006C0000-0x000000000076E000-memory.dmp