Analysis
- max time kernel
150s - max time network
151s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260617-en - resource tags
- submitted
29/06/2026, 09:42
General
- Target 51ce23480bb91da183356efa8a0003d7cba21c18847165abc435b3e7536d721a.exe
- Size 609KB
- Sample260629-lpqflacs2n
- SHA256 51ce23480bb91da183356efa8a0003d7cba21c18847165abc435b3e7536d721a
Malware Config
Extracted
-
agenttesla
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Protocol
ftp
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Host
ftp://ftp.holzbrenzii.com
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Port
21
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Username
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Password
boygirl123456
Signatures
- Family: AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- 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
- Drops file in Windows directory 1 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\51ce23480bb91da183356efa8a0003d7cba21c18847165abc435b3e7536d721a.exe"C:\Users\Admin\AppData\Local\Temp\51ce23480bb91da183356efa8a0003d7cba21c18847165abc435b3e7536d721a.exe"1⤵
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\51ce23480bb91da183356efa8a0003d7cba21c18847165abc435b3e7536d721a.exe"C:\Users\Admin\AppData\Local\Temp\51ce23480bb91da183356efa8a0003d7cba21c18847165abc435b3e7536d721a.exe"2⤵
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C:\Users\Admin\AppData\Local\Temp\51ce23480bb91da183356efa8a0003d7cba21c18847165abc435b3e7536d721a.exe"C:\Users\Admin\AppData\Local\Temp\51ce23480bb91da183356efa8a0003d7cba21c18847165abc435b3e7536d721a.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
-
C:\Users\Admin\AppData\Local\Temp\51ce23480bb91da183356efa8a0003d7cba21c18847165abc435b3e7536d721a.exe"C:\Users\Admin\AppData\Local\Temp\51ce23480bb91da183356efa8a0003d7cba21c18847165abc435b3e7536d721a.exe"3⤵
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Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
System.dll
memory/4808-13-0x0000000073B65000-0x0000000073B66000-memory.dmp
memory/5760-14-0x000000007735F000-0x0000000077360000-memory.dmp
memory/5760-15-0x000000007731D000-0x000000007731E000-memory.dmp
memory/5760-16-0x00000000773E5000-0x00000000773E6000-memory.dmp
memory/5760-17-0x0000000000830000-0x0000000001B16000-memory.dmp
memory/5760-18-0x00000000773E5000-0x00000000773E6000-memory.dmp
memory/5760-20-0x00000000772B1000-0x00000000773DF000-memory.dmp
memory/5760-19-0x0000000000830000-0x0000000001B16000-memory.dmp
memory/5760-21-0x00000000720C2000-0x00000000720C3000-memory.dmp
memory/5760-22-0x0000000000830000-0x0000000000872000-memory.dmp
memory/5760-23-0x00000000384E0000-0x0000000038A9A000-memory.dmp
memory/5760-24-0x00000000363E0000-0x0000000036446000-memory.dmp
memory/5760-25-0x00000000720B0000-0x000000007286C000-memory.dmp
memory/5760-27-0x00000000720C2000-0x00000000720C3000-memory.dmp
memory/5760-29-0x00000000720B0000-0x000000007286C000-memory.dmp
memory/5760-31-0x00000000393D0000-0x0000000039420000-memory.dmp
memory/5760-32-0x0000000039420000-0x00000000394B2000-memory.dmp
memory/5760-33-0x0000000039510000-0x000000003951A000-memory.dmp