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Analysis

  • max time kernel
    122s
  • max time network
    126s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    11/10/2023, 12:40

General

  • Target

    7b8de53f96ac0dafb7095d9daa99d7e0662707816347094f7f6ff3fe870c099d.exe

  • Size

    587KB

  • MD5

    0d998bbf72066582438c5558f355b0c3

  • SHA1

    d5a5520b559c4286d53c6c40c222f49da2117b9a

  • SHA256

    7b8de53f96ac0dafb7095d9daa99d7e0662707816347094f7f6ff3fe870c099d

  • SHA512

    71128126d91eba96cd0b393d24d0917a29ac0accf778d28173bffb20e16e3b3d3e845428d87b0209f236c42cdb09c2771cfaa8cf8d0f5fcf9a9b80b522a6dd85

  • SSDEEP

    12288:IGQJcWwDCU32YgcNF8DHyw2olddT9YMKAdu3blnuu91Km3q:XCqgcQDkolTKuu3xP91ha

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
  • 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 4 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\7b8de53f96ac0dafb7095d9daa99d7e0662707816347094f7f6ff3fe870c099d.exe
    "C:\Users\Admin\AppData\Local\Temp\7b8de53f96ac0dafb7095d9daa99d7e0662707816347094f7f6ff3fe870c099d.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2444
    • C:\Users\Admin\AppData\Local\Temp\7b8de53f96ac0dafb7095d9daa99d7e0662707816347094f7f6ff3fe870c099d.exe
      "{path}"
      2⤵
        PID:2136
      • C:\Users\Admin\AppData\Local\Temp\7b8de53f96ac0dafb7095d9daa99d7e0662707816347094f7f6ff3fe870c099d.exe
        "{path}"
        2⤵
        • Accesses Microsoft Outlook profiles
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • outlook_office_path
        • outlook_win_path
        PID:2220

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2220-11-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2220-10-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2220-23-0x0000000000480000-0x00000000004C0000-memory.dmp

      Filesize

      256KB

    • memory/2220-22-0x00000000748E0000-0x0000000074FCE000-memory.dmp

      Filesize

      6.9MB

    • memory/2220-21-0x0000000000480000-0x00000000004C0000-memory.dmp

      Filesize

      256KB

    • memory/2220-20-0x00000000748E0000-0x0000000074FCE000-memory.dmp

      Filesize

      6.9MB

    • memory/2220-16-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2220-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

      Filesize

      4KB

    • memory/2220-8-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2220-9-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2220-14-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2220-18-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2444-6-0x0000000005C30000-0x0000000005CBE000-memory.dmp

      Filesize

      568KB

    • memory/2444-1-0x00000000748E0000-0x0000000074FCE000-memory.dmp

      Filesize

      6.9MB

    • memory/2444-7-0x0000000000E40000-0x0000000000E8E000-memory.dmp

      Filesize

      312KB

    • memory/2444-0-0x0000000001010000-0x00000000010AA000-memory.dmp

      Filesize

      616KB

    • memory/2444-19-0x00000000748E0000-0x0000000074FCE000-memory.dmp

      Filesize

      6.9MB

    • memory/2444-5-0x0000000004C20000-0x0000000004C60000-memory.dmp

      Filesize

      256KB

    • memory/2444-4-0x00000000748E0000-0x0000000074FCE000-memory.dmp

      Filesize

      6.9MB

    • memory/2444-3-0x00000000008D0000-0x00000000008DC000-memory.dmp

      Filesize

      48KB

    • memory/2444-2-0x0000000004C20000-0x0000000004C60000-memory.dmp

      Filesize

      256KB