Analysis

  • max time kernel
    117s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20231020-en
  • resource tags

    arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system
  • submitted
    01-12-2023 09:19

General

  • Target

    Scan_20231201_085902_pdf .exe

  • Size

    280KB

  • MD5

    9e60f887ca21af01d0c370a94d4e73d3

  • SHA1

    fadc53d73ba72988eeec272d0076ad6dcdd0c680

  • SHA256

    dbb832a8e39eadb4dff92c86785f16fc52682f8acfe0a831a4ce8b6a958e93ea

  • SHA512

    9be22718a4810b4e5a8b01f098b241a84824ac5cb31bf28558e581e788759cad94ff20289acf60b84ee49fa0c8b5afcf4559795e1e84cb19c38b2a60d12b3612

  • SSDEEP

    3072:oQ53wnXOm8tSA4M/msYWkVHF6++4mNMa9W6dfukJL4G5e911rIV3tQZ+vXoxltnV:oQ53COs5W3cG5eRUVRvyepzo

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • 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.

  • 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
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Scan_20231201_085902_pdf .exe
    "C:\Users\Admin\AppData\Local\Temp\Scan_20231201_085902_pdf .exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1944
    • C:\Users\Admin\AppData\Local\Temp\Scan_20231201_085902_pdf .exe
      "C:\Users\Admin\AppData\Local\Temp\Scan_20231201_085902_pdf .exe"
      2⤵
        PID:2124
      • C:\Users\Admin\AppData\Local\Temp\Scan_20231201_085902_pdf .exe
        "C:\Users\Admin\AppData\Local\Temp\Scan_20231201_085902_pdf .exe"
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2776

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1944-0-0x0000000000B00000-0x0000000000B4C000-memory.dmp

      Filesize

      304KB

    • memory/1944-1-0x0000000074040000-0x000000007472E000-memory.dmp

      Filesize

      6.9MB

    • memory/1944-2-0x0000000004950000-0x0000000004990000-memory.dmp

      Filesize

      256KB

    • memory/1944-3-0x0000000000A80000-0x0000000000AD8000-memory.dmp

      Filesize

      352KB

    • memory/1944-4-0x0000000001F50000-0x0000000001F90000-memory.dmp

      Filesize

      256KB

    • memory/1944-5-0x0000000001FE0000-0x0000000002020000-memory.dmp

      Filesize

      256KB

    • memory/1944-6-0x0000000004D40000-0x0000000004D8C000-memory.dmp

      Filesize

      304KB

    • memory/1944-7-0x0000000074040000-0x000000007472E000-memory.dmp

      Filesize

      6.9MB

    • memory/1944-8-0x0000000004950000-0x0000000004990000-memory.dmp

      Filesize

      256KB

    • memory/1944-21-0x0000000074040000-0x000000007472E000-memory.dmp

      Filesize

      6.9MB

    • memory/2776-11-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2776-13-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2776-15-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

      Filesize

      4KB

    • memory/2776-14-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2776-17-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2776-19-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2776-9-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2776-22-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2776-24-0x0000000000450000-0x0000000000490000-memory.dmp

      Filesize

      256KB

    • memory/2776-23-0x0000000073FC0000-0x00000000746AE000-memory.dmp

      Filesize

      6.9MB

    • memory/2776-25-0x0000000073FC0000-0x00000000746AE000-memory.dmp

      Filesize

      6.9MB