Analysis

  • max time kernel
    137s
  • max time network
    141s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231127-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07-12-2023 14:11

General

  • Target

    SHIPPING DOC 590083154XXDEC023.exe

  • Size

    336KB

  • MD5

    c209447f93b5e53fdd35790c731a302e

  • SHA1

    cfda675b975d2a6843c42c2ac34bc6dc446b1c9e

  • SHA256

    80a2010e0a0ade699a0c4bc3d5f739491d4ea6ccf4abe39b8232ef39dc7aa430

  • SHA512

    70a77048dc6b48c2b78647f547a53c3fe6c85c1689e0604ad106edbc3159dddfb2a252087d7c936d04cdd454f135b590aa1c56d06cefc7354cdc2cc946239a6d

  • SSDEEP

    6144:MIN6ZNMDr8b6jtf9H3kqQrOjA3JWcgmNqQ8twGSzNXUKFWtWRCYgXbQg9uaR:MIgbM/8ujF9H3khcgWcgmNqQ84XUGWcO

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.asiaparadisehotel.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    ^b2ycDldex$@

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.

  • Adds Run key to start application 2 TTPs 2 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 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SHIPPING DOC 590083154XXDEC023.exe
    "C:\Users\Admin\AppData\Local\Temp\SHIPPING DOC 590083154XXDEC023.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4156
    • C:\Users\Admin\AppData\Local\Temp\SHIPPING DOC 590083154XXDEC023.exe
      "C:\Users\Admin\AppData\Local\Temp\SHIPPING DOC 590083154XXDEC023.exe"
      2⤵
        PID:2612
      • C:\Users\Admin\AppData\Local\Temp\SHIPPING DOC 590083154XXDEC023.exe
        "C:\Users\Admin\AppData\Local\Temp\SHIPPING DOC 590083154XXDEC023.exe"
        2⤵
          PID:1652
        • C:\Users\Admin\AppData\Local\Temp\SHIPPING DOC 590083154XXDEC023.exe
          "C:\Users\Admin\AppData\Local\Temp\SHIPPING DOC 590083154XXDEC023.exe"
          2⤵
          • Adds Run key to start application
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:3440

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/3440-14-0x00000000051B0000-0x0000000005216000-memory.dmp

        Filesize

        408KB

      • memory/3440-13-0x0000000005240000-0x0000000005250000-memory.dmp

        Filesize

        64KB

      • memory/3440-11-0x0000000074BB0000-0x0000000075360000-memory.dmp

        Filesize

        7.7MB

      • memory/3440-9-0x0000000000400000-0x0000000000442000-memory.dmp

        Filesize

        264KB

      • memory/3440-19-0x0000000006A20000-0x0000000006A2A000-memory.dmp

        Filesize

        40KB

      • memory/3440-18-0x0000000006A90000-0x0000000006B22000-memory.dmp

        Filesize

        584KB

      • memory/3440-17-0x0000000006950000-0x00000000069EC000-memory.dmp

        Filesize

        624KB

      • memory/3440-16-0x0000000006860000-0x00000000068B0000-memory.dmp

        Filesize

        320KB

      • memory/3440-20-0x0000000074BB0000-0x0000000075360000-memory.dmp

        Filesize

        7.7MB

      • memory/4156-5-0x0000000004D60000-0x0000000004DA0000-memory.dmp

        Filesize

        256KB

      • memory/4156-3-0x0000000004D50000-0x0000000004D60000-memory.dmp

        Filesize

        64KB

      • memory/4156-2-0x0000000004C60000-0x0000000004CB8000-memory.dmp

        Filesize

        352KB

      • memory/4156-0-0x0000000074BB0000-0x0000000075360000-memory.dmp

        Filesize

        7.7MB

      • memory/4156-7-0x00000000053E0000-0x0000000005984000-memory.dmp

        Filesize

        5.6MB

      • memory/4156-6-0x0000000004DA0000-0x0000000004DEC000-memory.dmp

        Filesize

        304KB

      • memory/4156-1-0x00000000002A0000-0x00000000002FA000-memory.dmp

        Filesize

        360KB

      • memory/4156-4-0x0000000004CC0000-0x0000000004D00000-memory.dmp

        Filesize

        256KB

      • memory/4156-12-0x0000000074BB0000-0x0000000075360000-memory.dmp

        Filesize

        7.7MB