Analysis
- max time kernel
95s - max time network
146s - platform
windows10-2004_x64 - resource
win10v2004-20250217-en - resource tags
- submitted
10/03/2025, 12:20
General
- Target 2137490a7f27e7699edd8eab00facacac1b28677d9eb3aa4d0cf460e53c5a037.exe
- Size 516KB
- Sample250310-phwwkstrt6
- SHA256 2137490a7f27e7699edd8eab00facacac1b28677d9eb3aa4d0cf460e53c5a037
Malware Config
Extracted
-
agenttesla
-
Protocol
ftp
-
Host
ftp://ftp.antoniomayol.com:21
-
Port
21
-
Username
-
Password
cMhKDQUk1{;%
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- Agenttesla family
- Drops startup file 1 IoCs
- Executes dropped EXE 1 IoCs
- Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- AutoIT Executable 2 IoCs
AutoIT scripts compiled to PE executables.
- Suspicious use of SetThreadContext 1 IoCs
- UPX packed file 5 IoCs
Detects executables packed with UPX/modified UPX open source packer.
- System Location Discovery: System Language Discovery 1 TTPs 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious behavior: MapViewOfSection 1 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of FindShellTrayWindow 4 IoCs
- Suspicious use of SendNotifyMessage 4 IoCs
- Suspicious use of WriteProcessMemory 7 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\2137490a7f27e7699edd8eab00facacac1b28677d9eb3aa4d0cf460e53c5a037.exe"C:\Users\Admin\AppData\Local\Temp\2137490a7f27e7699edd8eab00facacac1b28677d9eb3aa4d0cf460e53c5a037.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\sulfhydrate\parachronism.exe"C:\Users\Admin\AppData\Local\Temp\2137490a7f27e7699edd8eab00facacac1b28677d9eb3aa4d0cf460e53c5a037.exe"2⤵
- Drops startup file
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
-
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Users\Admin\AppData\Local\Temp\2137490a7f27e7699edd8eab00facacac1b28677d9eb3aa4d0cf460e53c5a037.exe"3⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
Hezron
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parachronism.exe
memory/2176-11-0x0000000000D40000-0x0000000000D44000-memory.dmp
memory/2176-0-0x0000000000460000-0x0000000000590000-memory.dmp
memory/2176-17-0x0000000000460000-0x0000000000590000-memory.dmp
memory/2580-34-0x00000000005F0000-0x0000000000720000-memory.dmp
memory/2580-15-0x00000000005F0000-0x0000000000720000-memory.dmp
memory/4428-32-0x0000000000400000-0x0000000000442000-memory.dmp
memory/4428-35-0x00000000743CE000-0x00000000743CF000-memory.dmp
memory/4428-36-0x0000000005D50000-0x00000000062F4000-memory.dmp
memory/4428-37-0x00000000056F0000-0x0000000005756000-memory.dmp
memory/4428-38-0x00000000743C0000-0x0000000074B70000-memory.dmp
memory/4428-39-0x0000000006B40000-0x0000000006BD2000-memory.dmp
memory/4428-40-0x0000000006BE0000-0x0000000006C30000-memory.dmp
memory/4428-41-0x0000000006D20000-0x0000000006D2A000-memory.dmp
memory/4428-42-0x00000000743CE000-0x00000000743CF000-memory.dmp
memory/4428-43-0x00000000743C0000-0x0000000074B70000-memory.dmp