Analysis

  • max time kernel
    111s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    21-05-2022 18:43

General

  • Target

    Order.exe

  • Size

    440KB

  • MD5

    a8853d86e049ef88fcec04db0813c9b6

  • SHA1

    07a072c932d58c9986e40133e531892cccd81768

  • SHA256

    1da5c90fc98d1bc40ce6b94057b350cc13fc508b9e8af411d4ee62ccedc57a86

  • SHA512

    93d670736363c4845c86042d3dd83d4eaa041bf1f67a12e4183010b1cfd87ceb0883fd54b77732ed9a623e16a3a18a21a8dceb89e653d213e3991a801d7bd5f1

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.privateemail.com
  • Port:
    587
  • Username:
    mentorloz@returntolz.com
  • Password:
    Aboki@1234

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.privateemail.com
  • Port:
    587
  • Username:
    mentorloz@returntolz.com
  • Password:
    Aboki@1234

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
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Order.exe
    "C:\Users\Admin\AppData\Local\Temp\Order.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4840
    • C:\Users\Admin\AppData\Local\Temp\Order.exe
      "{path}"
      2⤵
        PID:4248
      • C:\Users\Admin\AppData\Local\Temp\Order.exe
        "{path}"
        2⤵
        • Accesses Microsoft Outlook profiles
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • outlook_office_path
        • outlook_win_path
        PID:3404

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    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.exe.log
      Filesize

      507B

      MD5

      d1a92622541a19a1840491deb2bb5e6d

      SHA1

      5b61bb7d8973644f736968ea416ec502a0ae9bce

      SHA256

      3b453ecc382d28d36f2c3c33634d332f856389fc3d709e40cbe9be8076da7a3c

      SHA512

      c451f1b9a3dd7c9c2acb1174c0029591f60193b99c9d2712701e182f94fdc89cf93053b402b1ffc26ff5876bec38df7e105c4fe975826acdf6bd215011bcfe41

    • memory/3404-136-0x0000000000400000-0x000000000044C000-memory.dmp
      Filesize

      304KB

    • memory/3404-135-0x0000000000000000-mapping.dmp
    • memory/3404-138-0x0000000005F10000-0x0000000005F76000-memory.dmp
      Filesize

      408KB

    • memory/3404-139-0x0000000006430000-0x0000000006480000-memory.dmp
      Filesize

      320KB

    • memory/3404-140-0x00000000068C0000-0x00000000068CA000-memory.dmp
      Filesize

      40KB

    • memory/4248-134-0x0000000000000000-mapping.dmp
    • memory/4840-130-0x0000000000910000-0x0000000000984000-memory.dmp
      Filesize

      464KB

    • memory/4840-131-0x0000000005300000-0x0000000005392000-memory.dmp
      Filesize

      584KB

    • memory/4840-132-0x00000000053A0000-0x000000000543C000-memory.dmp
      Filesize

      624KB

    • memory/4840-133-0x0000000006200000-0x00000000067A4000-memory.dmp
      Filesize

      5.6MB