Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15/05/2024, 10:36

General

  • Target

    3cf1272bbb24cd63faf26b69ab0eaeec8ce789a9e59030cfa79e40150d8ae286.exe

  • Size

    721KB

  • MD5

    35373ea173fb999636a21ad039ce4951

  • SHA1

    d477aa5c029736ca08b927935c901c5f53d454ff

  • SHA256

    3cf1272bbb24cd63faf26b69ab0eaeec8ce789a9e59030cfa79e40150d8ae286

  • SHA512

    83c8ff6bbede26092b21be38caa110d640ad48130ac5e8f48f84f18ede855e81da43420d49efcc905ddc7e448cb8a2f4ea6d2390edd69a878a305fda9b73b834

  • SSDEEP

    12288:mfTeH81jJUDu3+6fov6jk6Jl859MCzjDgC9h0LImZ1tzRI4aP/kR:38MDhyjk6J659M2j8tImVRii

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 2 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 11 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3cf1272bbb24cd63faf26b69ab0eaeec8ce789a9e59030cfa79e40150d8ae286.exe
    "C:\Users\Admin\AppData\Local\Temp\3cf1272bbb24cd63faf26b69ab0eaeec8ce789a9e59030cfa79e40150d8ae286.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:5096
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\3cf1272bbb24cd63faf26b69ab0eaeec8ce789a9e59030cfa79e40150d8ae286.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4052
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\ClBZCJCLlsf.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4796
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ClBZCJCLlsf" /XML "C:\Users\Admin\AppData\Local\Temp\tmp8201.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:4420
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
      2⤵
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4004

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_gso24qbg.5jp.ps1

          Filesize

          60B

          MD5

          d17fe0a3f47be24a6453e9ef58c94641

          SHA1

          6ab83620379fc69f80c0242105ddffd7d98d5d9d

          SHA256

          96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

          SHA512

          5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

        • C:\Users\Admin\AppData\Local\Temp\tmp8201.tmp

          Filesize

          1KB

          MD5

          6dae49276286b3bf1a4eb0f559ce317a

          SHA1

          ff1fee9349b4eefb1ecb6ae4239dc567818abe7c

          SHA256

          d230ffeb0f9401a285a7b61f14553337063aca1a22a23bacac9b2cd534068e2a

          SHA512

          647b6405e368e5e6f17810cc4fd1a3bc2a1795402f8eb3fe923ed8b6b8a79edbbfb0393280a0cd34d86a2b558cc8fd10d666358958848dece714cddf3f02a950

        • memory/4004-90-0x0000000006110000-0x0000000006160000-memory.dmp

          Filesize

          320KB

        • memory/4004-28-0x0000000000400000-0x0000000000442000-memory.dmp

          Filesize

          264KB

        • memory/4052-30-0x0000000005F60000-0x00000000062B4000-memory.dmp

          Filesize

          3.3MB

        • memory/4052-51-0x0000000006510000-0x000000000652E000-memory.dmp

          Filesize

          120KB

        • memory/4052-89-0x0000000074650000-0x0000000074E00000-memory.dmp

          Filesize

          7.7MB

        • memory/4052-84-0x0000000007B80000-0x0000000007B9A000-memory.dmp

          Filesize

          104KB

        • memory/4052-83-0x0000000007A80000-0x0000000007A94000-memory.dmp

          Filesize

          80KB

        • memory/4052-82-0x0000000007A70000-0x0000000007A7E000-memory.dmp

          Filesize

          56KB

        • memory/4052-80-0x0000000007A40000-0x0000000007A51000-memory.dmp

          Filesize

          68KB

        • memory/4052-15-0x0000000002C40000-0x0000000002C76000-memory.dmp

          Filesize

          216KB

        • memory/4052-17-0x0000000005740000-0x0000000005D68000-memory.dmp

          Filesize

          6.2MB

        • memory/4052-16-0x0000000074650000-0x0000000074E00000-memory.dmp

          Filesize

          7.7MB

        • memory/4052-18-0x0000000074650000-0x0000000074E00000-memory.dmp

          Filesize

          7.7MB

        • memory/4052-19-0x0000000074650000-0x0000000074E00000-memory.dmp

          Filesize

          7.7MB

        • memory/4052-79-0x0000000007AC0000-0x0000000007B56000-memory.dmp

          Filesize

          600KB

        • memory/4052-78-0x00000000078B0000-0x00000000078BA000-memory.dmp

          Filesize

          40KB

        • memory/4052-76-0x0000000007E80000-0x00000000084FA000-memory.dmp

          Filesize

          6.5MB

        • memory/4052-65-0x0000000070D20000-0x0000000070D6C000-memory.dmp

          Filesize

          304KB

        • memory/4052-52-0x0000000006540000-0x000000000658C000-memory.dmp

          Filesize

          304KB

        • memory/4796-53-0x0000000006C10000-0x0000000006C42000-memory.dmp

          Filesize

          200KB

        • memory/4796-64-0x0000000006BF0000-0x0000000006C0E000-memory.dmp

          Filesize

          120KB

        • memory/4796-88-0x0000000074650000-0x0000000074E00000-memory.dmp

          Filesize

          7.7MB

        • memory/4796-85-0x00000000072E0000-0x00000000072E8000-memory.dmp

          Filesize

          32KB

        • memory/4796-21-0x0000000074650000-0x0000000074E00000-memory.dmp

          Filesize

          7.7MB

        • memory/4796-77-0x0000000006FC0000-0x0000000006FDA000-memory.dmp

          Filesize

          104KB

        • memory/4796-25-0x0000000004BE0000-0x0000000004C02000-memory.dmp

          Filesize

          136KB

        • memory/4796-24-0x0000000074650000-0x0000000074E00000-memory.dmp

          Filesize

          7.7MB

        • memory/4796-26-0x0000000004C80000-0x0000000004CE6000-memory.dmp

          Filesize

          408KB

        • memory/4796-27-0x0000000005420000-0x0000000005486000-memory.dmp

          Filesize

          408KB

        • memory/4796-54-0x0000000070D20000-0x0000000070D6C000-memory.dmp

          Filesize

          304KB

        • memory/4796-66-0x0000000006C60000-0x0000000006D03000-memory.dmp

          Filesize

          652KB

        • memory/4796-22-0x0000000074650000-0x0000000074E00000-memory.dmp

          Filesize

          7.7MB

        • memory/5096-10-0x0000000007100000-0x0000000007184000-memory.dmp

          Filesize

          528KB

        • memory/5096-2-0x0000000005BD0000-0x0000000006174000-memory.dmp

          Filesize

          5.6MB

        • memory/5096-23-0x000000007465E000-0x000000007465F000-memory.dmp

          Filesize

          4KB

        • memory/5096-41-0x0000000074650000-0x0000000074E00000-memory.dmp

          Filesize

          7.7MB

        • memory/5096-6-0x0000000005850000-0x00000000058EC000-memory.dmp

          Filesize

          624KB

        • memory/5096-4-0x00000000055E0000-0x00000000055EA000-memory.dmp

          Filesize

          40KB

        • memory/5096-8-0x0000000006A30000-0x0000000006A40000-memory.dmp

          Filesize

          64KB

        • memory/5096-3-0x0000000005620000-0x00000000056B2000-memory.dmp

          Filesize

          584KB

        • memory/5096-0-0x000000007465E000-0x000000007465F000-memory.dmp

          Filesize

          4KB

        • memory/5096-7-0x00000000069F0000-0x0000000006A10000-memory.dmp

          Filesize

          128KB

        • memory/5096-29-0x0000000074650000-0x0000000074E00000-memory.dmp

          Filesize

          7.7MB

        • memory/5096-5-0x0000000074650000-0x0000000074E00000-memory.dmp

          Filesize

          7.7MB

        • memory/5096-9-0x0000000006A40000-0x0000000006A56000-memory.dmp

          Filesize

          88KB

        • memory/5096-1-0x0000000000B10000-0x0000000000BC8000-memory.dmp

          Filesize

          736KB