Analysis
- max time kernel
149s - max time network
123s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260630-en - resource tags
- submitted
03/07/2026, 17:34
General
- Target eac05791af7cd178ae0c017b225dcefbbf860b4e927fe8045ba7f57636bb91b4.exe
- Size 380KB
- Sample260703-v5dleads8s
- SHA256 eac05791af7cd178ae0c017b225dcefbbf860b4e927fe8045ba7f57636bb91b4
Malware Config
Extracted
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agenttesla
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Protocol
ftp
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Host
ftp://ftp.duct-master.com
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Port
21
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Username
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Password
t{q~zwL^r7HdcUh1
Signatures
- Family: AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- Family: Guloader,Cloudeye
A shellcode based downloader first seen in 2020.
- Loads dropped DLL 1 IoCs
- 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.
- Accesses Microsoft Outlook profiles 1 TTPs 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.
- Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs
- Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- 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 behavior: MapViewOfSection 1 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 4 IoCs
- outlook_office_path 1 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\eac05791af7cd178ae0c017b225dcefbbf860b4e927fe8045ba7f57636bb91b4.exe"C:\Users\Admin\AppData\Local\Temp\eac05791af7cd178ae0c017b225dcefbbf860b4e927fe8045ba7f57636bb91b4.exe"1⤵
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\eac05791af7cd178ae0c017b225dcefbbf860b4e927fe8045ba7f57636bb91b4.exe"C:\Users\Admin\AppData\Local\Temp\eac05791af7cd178ae0c017b225dcefbbf860b4e927fe8045ba7f57636bb91b4.exe"2⤵
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C:\Users\Admin\AppData\Local\Temp\eac05791af7cd178ae0c017b225dcefbbf860b4e927fe8045ba7f57636bb91b4.exe"C:\Users\Admin\AppData\Local\Temp\eac05791af7cd178ae0c017b225dcefbbf860b4e927fe8045ba7f57636bb91b4.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious use of NtCreateThreadExHideFromDebugger
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- outlook_office_path
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C:\Users\Admin\AppData\Local\Temp\eac05791af7cd178ae0c017b225dcefbbf860b4e927fe8045ba7f57636bb91b4.exe"C:\Users\Admin\AppData\Local\Temp\eac05791af7cd178ae0c017b225dcefbbf860b4e927fe8045ba7f57636bb91b4.exe"3⤵
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Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
System.dll
bipolarize.ini
memory/2796-29-0x0000000036980000-0x00000000369E6000-memory.dmp
memory/2796-19-0x0000000001B00000-0x000000000359C000-memory.dmp
memory/2796-26-0x0000000000810000-0x0000000001AF6000-memory.dmp
memory/2796-27-0x0000000000810000-0x0000000000852000-memory.dmp
memory/2796-28-0x0000000036A50000-0x000000003700A000-memory.dmp
memory/2796-31-0x00000000379D0000-0x0000000037A62000-memory.dmp
memory/2796-32-0x0000000001B00000-0x000000000359C000-memory.dmp
memory/2796-33-0x0000000037AB0000-0x0000000037B00000-memory.dmp
memory/2796-34-0x0000000037B20000-0x0000000037B2A000-memory.dmp
memory/4852-18-0x0000000074115000-0x0000000074116000-memory.dmp
memory/4852-20-0x00000000036F0000-0x000000000518C000-memory.dmp
memory/4852-17-0x00000000036F0000-0x000000000518C000-memory.dmp