Analysis
- max time kernel
148s - max time network
140s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
- submitted
07/10/2026, 18:00
General
- Target 004911_MT103_001_rejection_000223346.vbs
- Size 64KB
- Sample261007-wllcksdx3m
- SHA256 36f6f8a754e37a09b84478de5df78b39be9776e1fe6d43b2272c077bd7937d98
Malware Config
Extracted
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Protocol
smtp
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Host
mail.holzbrenzii.com
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Port
587
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Username
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Password
boygirl123456
Extracted
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agenttesla
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Protocol
smtp
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Host
mail.holzbrenzii.com
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Port
587
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Username
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Password
boygirl123456
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Email to
Signatures
- Family: AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- Badlisted process makes network request 13 IoCs
Network request originating from process or tool commonly abused by malware.
- Accesses Microsoft Outlook profiles 1 TTPs 1 IoCs
- Looks up external IP address via web service 1 TTPs 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- Executes a VBScript file via the Windows Script Host. 1 TTPs 1 IoCs
- Suspicious use of NtCreateThreadExHideFromDebugger 1 TTPs 1 IoCs
- Suspicious use of NtSetInformationThreadHideFromDebugger 1 TTPs 2 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Executes a command shell one-liner 1 TTPs 1 IoCs
Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.
- 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 10 IoCs
- Suspicious behavior: MapViewOfSection 1 TTPs 1 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 7 IoCs
- outlook_office_path 1 IoCs
Processes
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C:\Windows\System32\WScript.exe"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\004911_MT103_001_rejection_000223346.vbs"1⤵
- Executes a VBScript file via the Windows Script Host.
- Suspicious use of WriteProcessMemory
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /v:on /c echo ^%pebermens^% | !Jurisdiktionskompetance! -2⤵
- Executes a command shell one-liner
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" echo %pebermens% "3⤵
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\??\c:\windows\syswow64\WindowsPowerShell\v1.0\powershell.exe"c:\windows\syswow64\WindowsPowerShell\v1.0\powershell.exe" -3⤵
- Badlisted process makes network request
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\backgroundtaskhost.exe"C:\Windows\SysWOW64\backgroundtaskhost.exe"4⤵
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C:\Windows\SysWOW64\backgroundtaskhost.exe"C:\Windows\SysWOW64\backgroundtaskhost.exe"4⤵
- 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:\Windows\SysWOW64\backgroundtaskhost.exe"C:\Windows\SysWOW64\backgroundtaskhost.exe"5⤵
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Network
MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
2Visual Basic
1Windows Command Shell
1Replay Monitor
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Downloads
memory/1908-0-0x0000000074DA2000-0x0000000074DA3000-memory.dmp
memory/1908-1-0x00000000045D0000-0x0000000004606000-memory.dmp
memory/1908-2-0x0000000074D90000-0x000000007554C000-memory.dmp
memory/1908-3-0x0000000004C60000-0x00000000052AA000-memory.dmp
memory/1908-4-0x0000000074D90000-0x000000007554C000-memory.dmp
memory/1908-5-0x0000000004BD0000-0x0000000004BF2000-memory.dmp
memory/1908-6-0x00000000054E0000-0x0000000005546000-memory.dmp
memory/1908-7-0x0000000005550000-0x00000000055B6000-memory.dmp
memory/1908-10-0x00000000055C0000-0x000000000591B000-memory.dmp
memory/1908-11-0x0000000005A80000-0x0000000005A9E000-memory.dmp
memory/1908-12-0x0000000005AC0000-0x0000000005B0C000-memory.dmp
memory/1908-13-0x0000000006040000-0x0000000006088000-memory.dmp
memory/1908-14-0x0000000006FC0000-0x0000000007056000-memory.dmp
memory/1908-15-0x0000000006F20000-0x0000000006F3A000-memory.dmp
memory/1908-16-0x0000000006F70000-0x0000000006F92000-memory.dmp
memory/1908-17-0x0000000007620000-0x0000000007BDA000-memory.dmp
memory/1908-18-0x0000000008260000-0x00000000088DC000-memory.dmp
memory/1908-19-0x0000000074DA2000-0x0000000074DA3000-memory.dmp
memory/1908-20-0x0000000074D90000-0x000000007554C000-memory.dmp
memory/1908-22-0x0000000074D90000-0x000000007554C000-memory.dmp
memory/1908-23-0x0000000074D90000-0x000000007554C000-memory.dmp
memory/1908-24-0x0000000074D90000-0x000000007554C000-memory.dmp
memory/1908-25-0x00000000088E0000-0x000000000B8B8000-memory.dmp
memory/1908-26-0x0000000074D90000-0x000000007554C000-memory.dmp
memory/3740-28-0x0000000000E30000-0x0000000000E74000-memory.dmp
memory/3740-27-0x0000000000E30000-0x0000000002116000-memory.dmp
memory/3740-29-0x0000000020850000-0x00000000208E2000-memory.dmp
memory/3740-30-0x0000000020EE0000-0x0000000020F30000-memory.dmp
memory/3740-31-0x0000000020FD0000-0x000000002106C000-memory.dmp
memory/3740-32-0x0000000021170000-0x000000002117A000-memory.dmp