Analysis

  • max time kernel
    188s
  • max time network
    194s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    21-05-2022 12:19

General

  • Target

    Order list & Image_pdf.exe

  • Size

    950KB

  • MD5

    0ffb01f2bb7fc6f6e57ae9713792b98a

  • SHA1

    63418836487dfa407a9220dfe34d74404929f3aa

  • SHA256

    41bd82e37f82cfff6f789e28edb49e0c2b94062e2302d287e5c3c00015df066f

  • SHA512

    ccac83d4ba61b106ffa300a7666a7a5ab53f11a69c6c57a1299ec84cb1210fc4287217b0d507f9e62ddbd911d5b5da6c2e31dbea529fe3ebdf95395ec5e6cf89

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.cargoford.com
  • Port:
    587
  • Username:
    warrantyahd@cargoford.com
  • Password:
    cargo@123

Signatures

  • AgentTesla

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

  • AgentTesla Payload 1 IoCs
  • 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
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Order list & Image_pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\Order list & Image_pdf.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2572
    • C:\Users\Admin\AppData\Local\Temp\Order list & Image_pdf.exe
      "C:\Users\Admin\AppData\Local\Temp\Order list & Image_pdf.exe"
      2⤵
        PID:2016
      • C:\Users\Admin\AppData\Local\Temp\Order list & Image_pdf.exe
        "C:\Users\Admin\AppData\Local\Temp\Order list & Image_pdf.exe"
        2⤵
          PID:3588
        • C:\Users\Admin\AppData\Local\Temp\Order list & Image_pdf.exe
          "C:\Users\Admin\AppData\Local\Temp\Order list & Image_pdf.exe"
          2⤵
          • Accesses Microsoft Outlook profiles
          • Adds Run key to start application
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • outlook_office_path
          • outlook_win_path
          PID:2296

      Network

      MITRE ATT&CK Matrix ATT&CK v6

      Persistence

      Registry Run Keys / Startup Folder

      1
      T1060

      Defense Evasion

      Modify Registry

      1
      T1112

      Credential Access

      Credentials in Files

      3
      T1081

      Collection

      Data from Local System

      3
      T1005

      Email Collection

      1
      T1114

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Order list & Image_pdf.exe.log
        Filesize

        1KB

        MD5

        17573558c4e714f606f997e5157afaac

        SHA1

        13e16e9415ceef429aaf124139671ebeca09ed23

        SHA256

        c18db6aecad2436da4a63ff26af4e3a337cca48f01c21b8db494fe5ccc60e553

        SHA512

        f4edf13f05a0d142e4dd42802098c8c44988ee8869621a62c2b565a77c9a95857f636583ff8d6d9baa366603d98b9bfbf1fc75bc6f9f8f83c80cb1215b2941cc

      • memory/2016-136-0x0000000000000000-mapping.dmp
      • memory/2296-139-0x0000000000400000-0x0000000000466000-memory.dmp
        Filesize

        408KB

      • memory/2296-138-0x0000000000000000-mapping.dmp
      • memory/2296-141-0x0000000005AE0000-0x0000000005B46000-memory.dmp
        Filesize

        408KB

      • memory/2296-142-0x00000000067C0000-0x0000000006810000-memory.dmp
        Filesize

        320KB

      • memory/2572-133-0x00000000054A0000-0x0000000005532000-memory.dmp
        Filesize

        584KB

      • memory/2572-134-0x0000000005390000-0x000000000539A000-memory.dmp
        Filesize

        40KB

      • memory/2572-135-0x0000000005690000-0x00000000056E6000-memory.dmp
        Filesize

        344KB

      • memory/2572-132-0x0000000005A50000-0x0000000005FF4000-memory.dmp
        Filesize

        5.6MB

      • memory/2572-130-0x0000000000900000-0x00000000009F4000-memory.dmp
        Filesize

        976KB

      • memory/2572-131-0x0000000005400000-0x000000000549C000-memory.dmp
        Filesize

        624KB

      • memory/3588-137-0x0000000000000000-mapping.dmp