Analysis

  • max time kernel
    119s
  • max time network
    129s
  • platform
    windows7_x64
  • resource
    win7-20241023-en
  • resource tags

    arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
  • submitted
    21-11-2024 07:49

General

  • Target

    REQUEST FOR QUOTATION - URGENT.exe

  • Size

    959KB

  • MD5

    576bf1414c3a6cedb920100cffd76442

  • SHA1

    9cbed7b8a4d8a627efb136d56739c17736ae5fea

  • SHA256

    9af1bebf820242bdf04bc9a02ec681cac738353998ca9474716febfeb6bb200d

  • SHA512

    b4bec576df727d792e414733a37bcd593c0469fa9b45d475236873fc26b33e7c11095ae4df00af1fd6c2a6587c1c77e2c5f79151e6caba40d66ce8c96a6d1011

  • SSDEEP

    24576:3ijXbz23zxW9ozm3ai+BBvHLAGtMi5Qdsw:Kz29WYmtO5rFtMi8

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Agenttesla family
  • 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 3 TTPs

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

  • Adds Run key to start application 2 TTPs 1 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.

  • Suspicious use of SetThreadContext 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 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\REQUEST FOR QUOTATION - URGENT.exe
    "C:\Users\Admin\AppData\Local\Temp\REQUEST FOR QUOTATION - URGENT.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2076
    • C:\Users\Admin\AppData\Local\Temp\REQUEST FOR QUOTATION - URGENT.exe
      "C:\Users\Admin\AppData\Local\Temp\REQUEST FOR QUOTATION - URGENT.exe"
      2⤵
        PID:2656
      • C:\Users\Admin\AppData\Local\Temp\REQUEST FOR QUOTATION - URGENT.exe
        "C:\Users\Admin\AppData\Local\Temp\REQUEST FOR QUOTATION - URGENT.exe"
        2⤵
        • Adds Run key to start application
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:2320

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2076-0-0x00000000741DE000-0x00000000741DF000-memory.dmp

      Filesize

      4KB

    • memory/2076-1-0x0000000000E40000-0x0000000000F36000-memory.dmp

      Filesize

      984KB

    • memory/2076-2-0x00000000741D0000-0x00000000748BE000-memory.dmp

      Filesize

      6.9MB

    • memory/2076-3-0x0000000000410000-0x0000000000422000-memory.dmp

      Filesize

      72KB

    • memory/2076-4-0x00000000741DE000-0x00000000741DF000-memory.dmp

      Filesize

      4KB

    • memory/2076-5-0x00000000741D0000-0x00000000748BE000-memory.dmp

      Filesize

      6.9MB

    • memory/2076-6-0x0000000005320000-0x00000000053A6000-memory.dmp

      Filesize

      536KB

    • memory/2076-20-0x00000000741D0000-0x00000000748BE000-memory.dmp

      Filesize

      6.9MB

    • memory/2320-9-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2320-10-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2320-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

      Filesize

      4KB

    • memory/2320-19-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2320-17-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2320-15-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2320-11-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2320-7-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2320-21-0x00000000741D0000-0x00000000748BE000-memory.dmp

      Filesize

      6.9MB

    • memory/2320-22-0x00000000741D0000-0x00000000748BE000-memory.dmp

      Filesize

      6.9MB

    • memory/2320-24-0x00000000741D0000-0x00000000748BE000-memory.dmp

      Filesize

      6.9MB