Analysis

  • max time kernel
    119s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    11-12-2023 13:55

General

  • Target

    PO- 220125.exe

  • Size

    704KB

  • MD5

    69289c485bc7a0cdf1d4d64e24300196

  • SHA1

    b481c4e2aeb1d6c9ea6e472dab01fa67445598d9

  • SHA256

    e47231e1941487788c99975572fc9fdeb6a4948ce8cebde1e3def61ce628fce5

  • SHA512

    4fee88e60b40dc6e42918c6a548f64467639764848fbe424a75db057f0d3634a99f3b939f9665a95ffae8a25e1d89087e6dcb53a431554c9259c85680b97a2f6

  • SSDEEP

    12288:R1GHhkZ5+YGvoW7tPOipAfGbrTB4ze5FEXjfQ7xoL6h2Z:DeK/9G9EipWGbrIezEXjY7qL6h2Z

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.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\PO- 220125.exe
    "C:\Users\Admin\AppData\Local\Temp\PO- 220125.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1724
    • C:\Users\Admin\AppData\Local\Temp\PO- 220125.exe
      "C:\Users\Admin\AppData\Local\Temp\PO- 220125.exe"
      2⤵
        PID:2012
      • C:\Users\Admin\AppData\Local\Temp\PO- 220125.exe
        "C:\Users\Admin\AppData\Local\Temp\PO- 220125.exe"
        2⤵
        • Accesses Microsoft Outlook profiles
        • Suspicious use of AdjustPrivilegeToken
        • outlook_office_path
        • outlook_win_path
        PID:1124

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1124-15-0x0000000000400000-0x0000000000430000-memory.dmp

      Filesize

      192KB

    • memory/1124-19-0x0000000000400000-0x0000000000430000-memory.dmp

      Filesize

      192KB

    • memory/1124-9-0x0000000000400000-0x0000000000430000-memory.dmp

      Filesize

      192KB

    • memory/1124-11-0x0000000000400000-0x0000000000430000-memory.dmp

      Filesize

      192KB

    • memory/1124-22-0x0000000004DE0000-0x0000000004E20000-memory.dmp

      Filesize

      256KB

    • memory/1124-21-0x00000000742C0000-0x00000000749AE000-memory.dmp

      Filesize

      6.9MB

    • memory/1124-17-0x0000000000400000-0x0000000000430000-memory.dmp

      Filesize

      192KB

    • memory/1124-7-0x0000000000400000-0x0000000000430000-memory.dmp

      Filesize

      192KB

    • memory/1124-12-0x0000000000400000-0x0000000000430000-memory.dmp

      Filesize

      192KB

    • memory/1124-23-0x00000000742C0000-0x00000000749AE000-memory.dmp

      Filesize

      6.9MB

    • memory/1124-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

      Filesize

      4KB

    • memory/1724-2-0x0000000004E20000-0x0000000004E60000-memory.dmp

      Filesize

      256KB

    • memory/1724-0-0x0000000000B30000-0x0000000000BE6000-memory.dmp

      Filesize

      728KB

    • memory/1724-1-0x00000000742C0000-0x00000000749AE000-memory.dmp

      Filesize

      6.9MB

    • memory/1724-6-0x0000000004E60000-0x0000000004ECA000-memory.dmp

      Filesize

      424KB

    • memory/1724-20-0x00000000742C0000-0x00000000749AE000-memory.dmp

      Filesize

      6.9MB

    • memory/1724-5-0x0000000000520000-0x000000000052A000-memory.dmp

      Filesize

      40KB

    • memory/1724-4-0x0000000000510000-0x0000000000518000-memory.dmp

      Filesize

      32KB

    • memory/1724-3-0x00000000004C0000-0x00000000004DA000-memory.dmp

      Filesize

      104KB