Analysis

  • max time kernel
    147s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08/06/2024, 01:28

General

  • Target
    DHL Package.exe
  • Size 816KB
  • Sample240608-bv61esga59
  • SHA256 c9a985aea86448e6770b76c334fbd6a83658df00688bd4e754bde0ec0a12504f
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell and hide display window.

  • Loads dropped DLL 2 IoCs
  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Drops file in System32 directory 1 IoCs
  • Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Drops file in Program Files directory 2 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious behavior: EnumeratesProcesses 11 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\DHL Package.exe
    "C:\Users\Admin\AppData\Local\Temp\DHL Package.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Suspicious use of WriteProcessMemory
    PID:4656
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "powershell.exe" -windowstyle hidden "$Episioplasty=Get-Content 'C:\Users\Admin\AppData\Roaming\askefllesgrave\restsaldos\ferskenblde\Hovedpersonernes.Til';$Windfola=$Episioplasty.SubString(49304,3);.$Windfola($Episioplasty)"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2588
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\system32\cmd.exe" "/c set /A 1^^0"
        3⤵
          PID:1844
        • C:\Program Files (x86)\windows mail\wab.exe
          "C:\Program Files (x86)\windows mail\wab.exe"
          3⤵
          • Suspicious use of NtCreateThreadExHideFromDebugger
          • Suspicious use of NtSetInformationThreadHideFromDebugger
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:688

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          __PSScriptPolicyTest_3yuivbvd.3am.ps1

          • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_3yuivbvd.3am.ps1
          • Size 60B
          • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
          • MD5 SHA1 SHA512

          BgImage.dll

          • Path C:\Users\Admin\AppData\Local\Temp\nsi4F59.tmp\BgImage.dll
          • Size 7KB
          • SHA256 a45f294137e2b0f6092eee8fdd2e19334f34ff3640d865a810b70f2104e92c21
          • MD5 SHA1 SHA512 SSDEEP

          nsDialogs.dll

          • Path C:\Users\Admin\AppData\Local\Temp\nsi4F59.tmp\nsDialogs.dll
          • Size 9KB
          • SHA256 be60a00f32924ccbe03f9914e33b8e1ad8c8a1ca442263a69896efba74925b36
          • MD5 SHA1 SHA512 SSDEEP

          Hovedpersonernes.Til

          • Path C:\Users\Admin\AppData\Roaming\askefllesgrave\restsaldos\ferskenblde\Hovedpersonernes.Til
          • Size 48KB
          • SHA256 64b44c5656ec52010fa89f61e6989ff0da8a1086234d521a3efaf29b0d2d2dba
          • MD5 SHA1 SHA512 SSDEEP

          Samlsninger.Und

          • Path C:\Users\Admin\AppData\Roaming\askefllesgrave\restsaldos\ferskenblde\Samlsninger.Und
          • Size 323KB
          • SHA256 6b4976f6b5434ccd43e67ff8cb4d8e1dcf6e83023019a11dbd924e07a8d78ee5
          • MD5 SHA1 SHA512 SSDEEP

          memory/688-75-0x0000000025AE0000-0x0000000025AEA000-memory.dmp

          memory/688-74-0x0000000026200000-0x0000000026292000-memory.dmp

          memory/688-73-0x0000000025AF0000-0x0000000025B40000-memory.dmp

          memory/688-72-0x0000000000A80000-0x0000000000AC2000-memory.dmp

          memory/688-70-0x0000000000A80000-0x0000000001CD4000-memory.dmp

          memory/688-69-0x0000000000A80000-0x0000000001CD4000-memory.dmp

          memory/2588-35-0x0000000005560000-0x00000000055C6000-memory.dmp

          memory/2588-60-0x0000000073750000-0x0000000073F00000-memory.dmp

          memory/2588-48-0x0000000006540000-0x000000000658C000-memory.dmp

          memory/2588-49-0x0000000006A10000-0x0000000006AA6000-memory.dmp

          memory/2588-50-0x00000000069C0000-0x00000000069DA000-memory.dmp

          memory/2588-51-0x0000000007460000-0x0000000007482000-memory.dmp

          memory/2588-52-0x0000000007A40000-0x0000000007FE4000-memory.dmp

          memory/2588-37-0x0000000005D40000-0x0000000006094000-memory.dmp

          memory/2588-54-0x0000000008670000-0x0000000008CEA000-memory.dmp

          memory/2588-56-0x0000000073750000-0x0000000073F00000-memory.dmp

          memory/2588-57-0x0000000073750000-0x0000000073F00000-memory.dmp

          memory/2588-58-0x0000000073750000-0x0000000073F00000-memory.dmp

          memory/2588-36-0x00000000055D0000-0x0000000005636000-memory.dmp

          memory/2588-47-0x0000000006480000-0x000000000649E000-memory.dmp

          memory/2588-61-0x0000000008CF0000-0x000000000EA6E000-memory.dmp

          memory/2588-63-0x0000000073750000-0x0000000073F00000-memory.dmp

          memory/2588-62-0x000000007375E000-0x000000007375F000-memory.dmp

          memory/2588-64-0x0000000073750000-0x0000000073F00000-memory.dmp

          memory/2588-66-0x0000000073750000-0x0000000073F00000-memory.dmp

          memory/2588-67-0x0000000073750000-0x0000000073F00000-memory.dmp

          memory/2588-68-0x0000000073750000-0x0000000073F00000-memory.dmp

          memory/2588-34-0x00000000054C0000-0x00000000054E2000-memory.dmp

          memory/2588-33-0x0000000073750000-0x0000000073F00000-memory.dmp

          memory/2588-71-0x0000000073750000-0x0000000073F00000-memory.dmp

          memory/2588-32-0x0000000073750000-0x0000000073F00000-memory.dmp

          memory/2588-31-0x0000000005710000-0x0000000005D38000-memory.dmp

          memory/2588-30-0x0000000002B80000-0x0000000002BB6000-memory.dmp

          memory/2588-29-0x000000007375E000-0x000000007375F000-memory.dmp