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Analysis

  • max time kernel
    147s
  • 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
    14/06/2024, 19:16

General

  • Target

    PURCHASE ORDER-6333-2024.exe

  • Size

    798KB

  • MD5

    7b6a358d5eee6bd500984670ac90640b

  • SHA1

    b2863960feb24a1225d7fb9cb149c5d0a112fb21

  • SHA256

    dc87604f1d5dc29d3aab245b6384d1886819e53b48118bbcf8df9fdb1b58dcaa

  • SHA512

    f4b96e96af3922ea45c8b3e611686e3eb5a7cc037e93e390a3bb3774eb77d5f0d79ed5686ab63643d5e4c888660e2af61a57f114413d1b320f3f4ebaeb3644dd

  • SSDEEP

    12288:f4dNXYyCK2xrOoD2H7ySHcjkKoEz5WQLRCGbvNILt8rSBoLoD5S2iqrubK:gHoyC5D2GSODLdL9fvNILoSfS2a2

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 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.

  • Reads WinSCP keys stored on the system 2 TTPs

    Tries to access WinSCP stored sessions.

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\PURCHASE ORDER-6333-2024.exe
    "C:\Users\Admin\AppData\Local\Temp\PURCHASE ORDER-6333-2024.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1856
    • 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\PURCHASE ORDER-6333-2024.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2448
    • C:\Users\Admin\AppData\Local\Temp\PURCHASE ORDER-6333-2024.exe
      "C:\Users\Admin\AppData\Local\Temp\PURCHASE ORDER-6333-2024.exe"
      2⤵
        PID:4180
      • C:\Users\Admin\AppData\Local\Temp\PURCHASE ORDER-6333-2024.exe
        "C:\Users\Admin\AppData\Local\Temp\PURCHASE ORDER-6333-2024.exe"
        2⤵
        • Accesses Microsoft Outlook profiles
        • Suspicious use of AdjustPrivilegeToken
        • outlook_office_path
        • outlook_win_path
        PID:1332

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ew2xqb0l.pzu.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • memory/1332-53-0x00000000065A0000-0x00000000065F0000-memory.dmp

      Filesize

      320KB

    • memory/1332-55-0x0000000006830000-0x00000000069F2000-memory.dmp

      Filesize

      1.8MB

    • memory/1332-61-0x0000000074490000-0x0000000074C40000-memory.dmp

      Filesize

      7.7MB

    • memory/1332-16-0x0000000074490000-0x0000000074C40000-memory.dmp

      Filesize

      7.7MB

    • memory/1332-14-0x00000000050F0000-0x0000000005156000-memory.dmp

      Filesize

      408KB

    • memory/1332-12-0x0000000074490000-0x0000000074C40000-memory.dmp

      Filesize

      7.7MB

    • memory/1332-10-0x0000000000400000-0x0000000000430000-memory.dmp

      Filesize

      192KB

    • memory/1856-8-0x0000000006370000-0x0000000006380000-memory.dmp

      Filesize

      64KB

    • memory/1856-9-0x0000000006630000-0x00000000066A2000-memory.dmp

      Filesize

      456KB

    • memory/1856-7-0x0000000007DC0000-0x0000000007DDA000-memory.dmp

      Filesize

      104KB

    • memory/1856-6-0x00000000052B0000-0x000000000534C000-memory.dmp

      Filesize

      624KB

    • memory/1856-13-0x0000000074490000-0x0000000074C40000-memory.dmp

      Filesize

      7.7MB

    • memory/1856-5-0x0000000074490000-0x0000000074C40000-memory.dmp

      Filesize

      7.7MB

    • memory/1856-4-0x00000000051B0000-0x00000000051BA000-memory.dmp

      Filesize

      40KB

    • memory/1856-3-0x0000000005000000-0x0000000005092000-memory.dmp

      Filesize

      584KB

    • memory/1856-2-0x00000000054C0000-0x0000000005A64000-memory.dmp

      Filesize

      5.6MB

    • memory/1856-1-0x00000000006A0000-0x000000000076E000-memory.dmp

      Filesize

      824KB

    • memory/1856-0-0x000000007449E000-0x000000007449F000-memory.dmp

      Filesize

      4KB

    • memory/2448-30-0x0000000005BF0000-0x0000000005C56000-memory.dmp

      Filesize

      408KB

    • memory/2448-48-0x00000000074B0000-0x00000000074CA000-memory.dmp

      Filesize

      104KB

    • memory/2448-29-0x0000000005B50000-0x0000000005B72000-memory.dmp

      Filesize

      136KB

    • memory/2448-31-0x0000000005CD0000-0x0000000006024000-memory.dmp

      Filesize

      3.3MB

    • memory/2448-32-0x0000000006180000-0x000000000619E000-memory.dmp

      Filesize

      120KB

    • memory/2448-33-0x0000000006220000-0x000000000626C000-memory.dmp

      Filesize

      304KB

    • memory/2448-35-0x0000000070110000-0x000000007015C000-memory.dmp

      Filesize

      304KB

    • memory/2448-34-0x0000000007320000-0x0000000007352000-memory.dmp

      Filesize

      200KB

    • memory/2448-45-0x0000000006750000-0x000000000676E000-memory.dmp

      Filesize

      120KB

    • memory/2448-46-0x0000000007370000-0x0000000007413000-memory.dmp

      Filesize

      652KB

    • memory/2448-47-0x0000000007AF0000-0x000000000816A000-memory.dmp

      Filesize

      6.5MB

    • memory/2448-19-0x0000000074490000-0x0000000074C40000-memory.dmp

      Filesize

      7.7MB

    • memory/2448-49-0x0000000007520000-0x000000000752A000-memory.dmp

      Filesize

      40KB

    • memory/2448-50-0x0000000007730000-0x00000000077C6000-memory.dmp

      Filesize

      600KB

    • memory/2448-51-0x00000000076B0000-0x00000000076C1000-memory.dmp

      Filesize

      68KB

    • memory/2448-52-0x00000000076E0000-0x00000000076EE000-memory.dmp

      Filesize

      56KB

    • memory/2448-18-0x0000000005380000-0x00000000059A8000-memory.dmp

      Filesize

      6.2MB

    • memory/2448-54-0x00000000076F0000-0x0000000007704000-memory.dmp

      Filesize

      80KB

    • memory/2448-17-0x0000000074490000-0x0000000074C40000-memory.dmp

      Filesize

      7.7MB

    • memory/2448-56-0x00000000077F0000-0x000000000780A000-memory.dmp

      Filesize

      104KB

    • memory/2448-57-0x00000000077D0000-0x00000000077D8000-memory.dmp

      Filesize

      32KB

    • memory/2448-60-0x0000000074490000-0x0000000074C40000-memory.dmp

      Filesize

      7.7MB

    • memory/2448-15-0x0000000004BB0000-0x0000000004BE6000-memory.dmp

      Filesize

      216KB