Analysis
- max time kernel
150s - max time network
122s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
06/10/2026, 08:53
Static task
static1
Behavioral task
behavioral1
Sample
steinn.ps1
Resource
win10v2004-20260911-en
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
steinn.ps1
Resource
win11ltsc2024-20260911-en
11 signatures
150 seconds
General
- Target steinn.ps1
- Size 1.0MB
- Sample261006-ktnbcsvcqa
- SHA256 49565c6e04fbffadc9138c1203b18a88bf3bf497167df4a5c6a00cf7f5f4188d
- MD5 9f78995780f0969578e016239a6e841e
- SHA1 e090f782ff6bf7761e339d9b12dde8e4b11fcbe1
- SHA512 dfb5e012f9d0342f723ae8375b7dbdfa5ba27006b8ea2e4c656d429b858cbb92d58c045f39f37f7840982acb7171d091d90a0876bb03afc9fb783ed458e0b918
- SSDEEP 24576:w4z3PhkCsMlW/e3glN2ws9iMpg+L/c0QY01CUzIeHHQ:wQ6flNP+j+AALHw
- TLSH T13635233C4D4683DF0912AAFABE217801BA94124749861723B3FCC6157BBD9A0DE33D67
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Extracted
Family
-
agenttesla
Credentials
-
Protocol
ftp
-
Host
ftp://ftp.hhautoinvestment.co.tz
-
Port
21
-
Username
-
Password
V94I4~KnJnvK.Ugs
Signatures
- Family: AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- Accesses Microsoft Outlook profiles 1 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-240542094-4193773837-3211495583-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 aspnet_compiler.exe - Enumerates connected drives 3 TTPs 1 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
ioc Process \??\F:\ powershell.exe - 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.
flow ioc 22 ip-api.com - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4596 set thread context of 4964 4596 powershell.exe 99 -
pid Process 4596 powershell.exe - System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language aspnet_compiler.exe - Suspicious behavior: EnumeratesProcesses 44 IoCs
pid Process 4596 powershell.exe 4596 powershell.exe 4596 powershell.exe 4596 powershell.exe 4596 powershell.exe 4596 powershell.exe 4596 powershell.exe 4596 powershell.exe 4596 powershell.exe 4596 powershell.exe 4596 powershell.exe 4596 powershell.exe 4596 powershell.exe 4596 powershell.exe 4964 aspnet_compiler.exe 4964 aspnet_compiler.exe 4596 powershell.exe 4596 powershell.exe 4596 powershell.exe 4596 powershell.exe 4596 powershell.exe 4596 powershell.exe 4596 powershell.exe 4596 powershell.exe 4596 powershell.exe 4596 powershell.exe 4596 powershell.exe 4596 powershell.exe 4596 powershell.exe 4596 powershell.exe 4596 powershell.exe 4596 powershell.exe 4596 powershell.exe 4596 powershell.exe 4596 powershell.exe 4596 powershell.exe 4596 powershell.exe 4596 powershell.exe 4596 powershell.exe 4596 powershell.exe 4596 powershell.exe 4596 powershell.exe 4596 powershell.exe 4596 powershell.exe - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 4596 powershell.exe Token: SeDebugPrivilege 4964 aspnet_compiler.exe - Suspicious use of WriteProcessMemory 10 IoCs
description pid Process procid_target PID 4596 wrote to memory of 4564 4596 powershell.exe 87 PID 4596 wrote to memory of 4372 4596 powershell.exe 88 PID 4596 wrote to memory of 3860 4596 powershell.exe 89 PID 4596 wrote to memory of 4764 4596 powershell.exe 90 PID 4596 wrote to memory of 1292 4596 powershell.exe 91 PID 4596 wrote to memory of 4964 4596 powershell.exe 99 PID 4596 wrote to memory of 4964 4596 powershell.exe 99 PID 4596 wrote to memory of 4964 4596 powershell.exe 99 PID 4596 wrote to memory of 4964 4596 powershell.exe 99 PID 4596 wrote to memory of 4964 4596 powershell.exe 99 - outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-240542094-4193773837-3211495583-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 aspnet_compiler.exe
Processes
-
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exepowershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\steinn.ps11⤵
- Enumerates connected drives
- Suspicious use of SetThreadContext
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4596 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"2⤵PID:4564
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"2⤵PID:4372
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"2⤵PID:3860
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"2⤵PID:4764
-
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"2⤵PID:1292
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"2⤵
- Accesses Microsoft Outlook profiles
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
PID:4964
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_1h0vgwpg.252.ps1
- Size 60B
- SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
- MD5 d17fe0a3f47be24a6453e9ef58c94641
- SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
- SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
- TLSH T177A02228CC303B200020C0080A000002C00B800C080C8C0220000A00B20B820002F080
- MD5 SHA1 SHA512 TLSH