Analysis
- max time kernel
149s - max time network
113s - platform
windows10-2004_x64 - resource
win10v2004-20260130-en - resource tags
- submitted
04/05/2026, 16:25
General
- Target factura.exe
- Size 900KB
- Sample260504-tw2ffabw8j
- SHA256 2d97b013295699f2cbd5d826a33c35efd5067a96419b5b11e38898418a3b031e
Malware Config
Extracted
-
agenttesla
-
Protocol
ftp
-
Host
ftp://ftp.hngandpartners.com
-
Port
21
-
Username
-
Password
Yj!iTyIh&KDycpM8
Signatures
- Family: AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- .NET Reactor proctector 1 IoCs
Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.
- 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 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- 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 4 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 5 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\factura.exe"C:\Users\Admin\AppData\Local\Temp\factura.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.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
memory/1816-18-0x0000000000400000-0x0000000000440000-memory.dmp
memory/1816-25-0x0000000005CA0000-0x0000000005CB0000-memory.dmp
memory/1816-24-0x0000000001550000-0x0000000001B03000-memory.dmp
memory/1816-23-0x0000000006BE0000-0x0000000006C30000-memory.dmp
memory/1816-22-0x0000000005E50000-0x0000000005EB6000-memory.dmp
memory/1816-21-0x0000000005CA0000-0x0000000005CB0000-memory.dmp
memory/4732-5-0x0000000005470000-0x0000000005480000-memory.dmp
memory/4732-6-0x0000000005310000-0x000000000531A000-memory.dmp
memory/4732-9-0x0000000005470000-0x0000000005480000-memory.dmp
memory/4732-8-0x0000000005C60000-0x0000000006213000-memory.dmp
memory/4732-10-0x0000000005470000-0x0000000005480000-memory.dmp
memory/4732-13-0x0000000007420000-0x0000000007438000-memory.dmp
memory/4732-14-0x0000000009A80000-0x0000000009A86000-memory.dmp
memory/4732-7-0x0000000005470000-0x0000000005480000-memory.dmp
memory/4732-20-0x0000000005C60000-0x0000000006213000-memory.dmp
memory/4732-0-0x0000000000840000-0x0000000000928000-memory.dmp
memory/4732-4-0x0000000005170000-0x00000000051B6000-memory.dmp
memory/4732-3-0x0000000005320000-0x00000000053BC000-memory.dmp
memory/4732-2-0x00000000051E0000-0x0000000005272000-memory.dmp
memory/4732-1-0x00000000056B0000-0x0000000005C54000-memory.dmp