Analysis
- max time kernel
108s - max time network
119s - platform
windows11-21h2_x64 - resource
win11-20250410-en - resource tags
- submitted
17/04/2025, 12:44
General
- Target Halkbank_Ekstre_08…58.....17.04.25.pdf.exe
- Size 699KB
- Sample250417-pymb3sym13
- SHA256 1ff4344aa791b6f759f9e9d9655c28b468e33fb13017e33f707fc623769cf2ed
Malware Config
Extracted
-
agenttesla
-
Protocol
ftp
-
Host
ftp://ftp.dorasanat.com.tr
-
Port
21
-
Username
-
Password
snakeftp12345@
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- Agenttesla family
- 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 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- Suspicious use of SetThreadContext 1 IoCs
- System Location Discovery: System Language Discovery 1 TTPs 2 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 use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 8 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\Halkbank_Ekstre_08…58.....17.04.25.pdf.exe"C:\Users\Admin\AppData\Local\Temp\Halkbank_Ekstre_08…58.....17.04.25.pdf.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\Halkbank_Ekstre_08…58.....17.04.25.pdf.exe"C:\Users\Admin\AppData\Local\Temp\Halkbank_Ekstre_08…58.....17.04.25.pdf.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
Halkbank_Ekstre_08…58.....17.04.25.pdf.exe.log
memory/2492-4-0x0000000007F20000-0x0000000007FBC000-memory.dmp
memory/2492-14-0x0000000074450000-0x0000000074C01000-memory.dmp
memory/2492-3-0x0000000007E80000-0x0000000007F12000-memory.dmp
memory/2492-0-0x000000007445E000-0x000000007445F000-memory.dmp
memory/2492-5-0x0000000003310000-0x000000000331A000-memory.dmp
memory/2492-6-0x0000000074450000-0x0000000074C01000-memory.dmp
memory/2492-7-0x0000000007E60000-0x0000000007E72000-memory.dmp
memory/2492-8-0x000000007445E000-0x000000007445F000-memory.dmp
memory/2492-2-0x0000000008390000-0x0000000008936000-memory.dmp
memory/2492-9-0x0000000074450000-0x0000000074C01000-memory.dmp
memory/2492-10-0x000000000AAE0000-0x000000000AB66000-memory.dmp
memory/2492-1-0x0000000000DC0000-0x0000000000E76000-memory.dmp
memory/4560-15-0x0000000074450000-0x0000000074C01000-memory.dmp
memory/4560-11-0x0000000000400000-0x0000000000442000-memory.dmp
memory/4560-16-0x0000000005430000-0x0000000005496000-memory.dmp
memory/4560-17-0x0000000074450000-0x0000000074C01000-memory.dmp
memory/4560-18-0x0000000006A70000-0x0000000006AC0000-memory.dmp
memory/4560-19-0x0000000074450000-0x0000000074C01000-memory.dmp