Analysis

  • max time kernel
    116s
  • max time network
    117s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19-09-2024 23:12

General

  • Target

    4753f11e296430bb40e328ad38fe44ecf72aafcdf12cfed22bf16d3f8a0ade34N.exe

  • Size

    849KB

  • MD5

    7e7122557d4dcc0e0e39031aeee97570

  • SHA1

    ca1d7c0bd2ae735caa8df2ec50f6afec92b6e565

  • SHA256

    4753f11e296430bb40e328ad38fe44ecf72aafcdf12cfed22bf16d3f8a0ade34

  • SHA512

    4f74b2fa8f3b6b229c6b3f8c415536452a0501d1d3cda0fe77a9a3e9dde5ee41db44e072c584b9f8f2336b3214cde1a7a6e7d0dff9138212d16ae3aebd4fcf8e

  • SSDEEP

    12288:SKlllZcsZ6ahn6JZN08J734IAMdv2+p8HVzzuS+Q3czbWbtb+Ayt+1LmZ3K1K:DcmN6Jj0ibXv2+WD+Qeb0YAO+1W3K1K

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://inhanoi.net.vn
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    ^TSt3!FK$UBA

Signatures

  • AgentTesla

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

  • Credentials from Password Stores: Credentials from Web Browsers 1 TTPs

    Malicious Access or copy of Web Browser Credential store.

  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 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.

  • Looks up external IP address via web service 2 IoCs

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

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4753f11e296430bb40e328ad38fe44ecf72aafcdf12cfed22bf16d3f8a0ade34N.exe
    "C:\Users\Admin\AppData\Local\Temp\4753f11e296430bb40e328ad38fe44ecf72aafcdf12cfed22bf16d3f8a0ade34N.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1236
    • 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\4753f11e296430bb40e328ad38fe44ecf72aafcdf12cfed22bf16d3f8a0ade34N.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2120
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
      2⤵
        PID:2276
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
        2⤵
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3752

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_jlkbbbmo.owz.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • memory/1236-6-0x0000000005D00000-0x0000000005D10000-memory.dmp

      Filesize

      64KB

    • memory/1236-2-0x0000000005E90000-0x0000000006434000-memory.dmp

      Filesize

      5.6MB

    • memory/1236-3-0x00000000059C0000-0x0000000005A52000-memory.dmp

      Filesize

      584KB

    • memory/1236-4-0x0000000074FF0000-0x00000000757A0000-memory.dmp

      Filesize

      7.7MB

    • memory/1236-5-0x0000000005990000-0x000000000599A000-memory.dmp

      Filesize

      40KB

    • memory/1236-14-0x0000000074FF0000-0x00000000757A0000-memory.dmp

      Filesize

      7.7MB

    • memory/1236-7-0x0000000074FFE000-0x0000000074FFF000-memory.dmp

      Filesize

      4KB

    • memory/1236-8-0x0000000074FF0000-0x00000000757A0000-memory.dmp

      Filesize

      7.7MB

    • memory/1236-9-0x0000000008950000-0x00000000089D2000-memory.dmp

      Filesize

      520KB

    • memory/1236-10-0x000000000B110000-0x000000000B1AC000-memory.dmp

      Filesize

      624KB

    • memory/1236-1-0x0000000000E90000-0x0000000000F6A000-memory.dmp

      Filesize

      872KB

    • memory/1236-0-0x0000000074FFE000-0x0000000074FFF000-memory.dmp

      Filesize

      4KB

    • memory/2120-21-0x0000000005440000-0x0000000005462000-memory.dmp

      Filesize

      136KB

    • memory/2120-53-0x0000000007960000-0x000000000796E000-memory.dmp

      Filesize

      56KB

    • memory/2120-15-0x0000000002AF0000-0x0000000002B26000-memory.dmp

      Filesize

      216KB

    • memory/2120-18-0x0000000074FF0000-0x00000000757A0000-memory.dmp

      Filesize

      7.7MB

    • memory/2120-59-0x0000000074FF0000-0x00000000757A0000-memory.dmp

      Filesize

      7.7MB

    • memory/2120-17-0x00000000054B0000-0x0000000005AD8000-memory.dmp

      Filesize

      6.2MB

    • memory/2120-56-0x0000000007A50000-0x0000000007A58000-memory.dmp

      Filesize

      32KB

    • memory/2120-55-0x0000000007A70000-0x0000000007A8A000-memory.dmp

      Filesize

      104KB

    • memory/2120-54-0x0000000007970000-0x0000000007984000-memory.dmp

      Filesize

      80KB

    • memory/2120-22-0x0000000005B90000-0x0000000005BF6000-memory.dmp

      Filesize

      408KB

    • memory/2120-32-0x0000000005F20000-0x0000000006274000-memory.dmp

      Filesize

      3.3MB

    • memory/2120-33-0x0000000006410000-0x000000000642E000-memory.dmp

      Filesize

      120KB

    • memory/2120-34-0x00000000064A0000-0x00000000064EC000-memory.dmp

      Filesize

      304KB

    • memory/2120-35-0x00000000069C0000-0x00000000069F2000-memory.dmp

      Filesize

      200KB

    • memory/2120-46-0x0000000006A00000-0x0000000006A1E000-memory.dmp

      Filesize

      120KB

    • memory/2120-47-0x00000000076B0000-0x0000000007753000-memory.dmp

      Filesize

      652KB

    • memory/2120-36-0x0000000070C70000-0x0000000070CBC000-memory.dmp

      Filesize

      304KB

    • memory/2120-49-0x0000000006AD0000-0x0000000006AEA000-memory.dmp

      Filesize

      104KB

    • memory/2120-48-0x0000000007DE0000-0x000000000845A000-memory.dmp

      Filesize

      6.5MB

    • memory/2120-50-0x00000000077A0000-0x00000000077AA000-memory.dmp

      Filesize

      40KB

    • memory/2120-51-0x00000000079B0000-0x0000000007A46000-memory.dmp

      Filesize

      600KB

    • memory/2120-52-0x0000000007930000-0x0000000007941000-memory.dmp

      Filesize

      68KB

    • memory/2120-16-0x0000000074FF0000-0x00000000757A0000-memory.dmp

      Filesize

      7.7MB

    • memory/3752-11-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/3752-13-0x0000000074FF0000-0x00000000757A0000-memory.dmp

      Filesize

      7.7MB

    • memory/3752-20-0x0000000074FF0000-0x00000000757A0000-memory.dmp

      Filesize

      7.7MB

    • memory/3752-19-0x00000000057F0000-0x0000000005856000-memory.dmp

      Filesize

      408KB

    • memory/3752-60-0x0000000006D80000-0x0000000006DD0000-memory.dmp

      Filesize

      320KB

    • memory/3752-61-0x0000000074FF0000-0x00000000757A0000-memory.dmp

      Filesize

      7.7MB