Analysis

  • max time kernel
    93s
  • max time network
    137s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22-11-2024 01:31

General

  • Target

    SXT78R489R99E8-FC9E789E9E7-BBTUE9D00D0-.exe

  • Size

    1.0MB

  • MD5

    e39c22398d30894a811a0385b2d8fda4

  • SHA1

    408025a5921838941112447cd50fc1399582c113

  • SHA256

    66e9acddd185a91fc0f6e020eacecd180b055201ac7c082cc3fa99a236452eb4

  • SHA512

    d3eae80f63939764f655da8bbb5b8b2e4aa165b56e6eb83763cc783e9e8fbaa84e00b172736b1bf9e9b83e9bbbd77d38863b3dec01485edf324591074dfe913d

  • SSDEEP

    24576:ttb20pkaCqT5TBWgNQ7a7nOQYDREctawj0H6A:eVg5tQ7a7O1REccwjK5

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Agenttesla family
  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SXT78R489R99E8-FC9E789E9E7-BBTUE9D00D0-.exe
    "C:\Users\Admin\AppData\Local\Temp\SXT78R489R99E8-FC9E789E9E7-BBTUE9D00D0-.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:5012
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Users\Admin\AppData\Local\Temp\SXT78R489R99E8-FC9E789E9E7-BBTUE9D00D0-.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:3944
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 5012 -s 732
      2⤵
      • Program crash
      PID:3740
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 5012 -ip 5012
    1⤵
      PID:4884

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/3944-7-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/3944-8-0x0000000073C1E000-0x0000000073C1F000-memory.dmp

      Filesize

      4KB

    • memory/3944-9-0x00000000055E0000-0x0000000005B84000-memory.dmp

      Filesize

      5.6MB

    • memory/3944-10-0x0000000004F90000-0x0000000004FF6000-memory.dmp

      Filesize

      408KB

    • memory/3944-11-0x0000000073C10000-0x00000000743C0000-memory.dmp

      Filesize

      7.7MB

    • memory/3944-12-0x0000000005F90000-0x0000000005FE0000-memory.dmp

      Filesize

      320KB

    • memory/3944-13-0x0000000006080000-0x0000000006112000-memory.dmp

      Filesize

      584KB

    • memory/3944-14-0x0000000005FF0000-0x0000000005FFA000-memory.dmp

      Filesize

      40KB

    • memory/3944-15-0x0000000073C1E000-0x0000000073C1F000-memory.dmp

      Filesize

      4KB

    • memory/3944-16-0x0000000073C10000-0x00000000743C0000-memory.dmp

      Filesize

      7.7MB

    • memory/5012-6-0x0000000000A40000-0x0000000000E40000-memory.dmp

      Filesize

      4.0MB