Analysis

  • max time kernel
    126s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    25/05/2022, 08:12

General

  • Target
    DHL STATEMENT OF ACCOUNT - 1003674090.exe
  • Size 621KB
  • Sample220525-j3valadbbq
  • SHA256 fe3414181f68c9da1628fa06d8ecc9376d68286059f8ac1e8f10f590bfe45c15
  • MD5 SHA1 SHA512

Malware Config

Extracted

Credentials
  • Protocol

    smtp

  • Host

    us2.smtp.mailhostbox.com

  • Port

    587

  • Password

    H$sCdQv5

Extracted

Family
  • agenttesla

Credentials
  • Protocol

    smtp

  • Host

    us2.smtp.mailhostbox.com

  • Port

    587

  • Password

    H$sCdQv5

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 4 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\DHL STATEMENT OF ACCOUNT - 1003674090.exe
    "C:\Users\Admin\AppData\Local\Temp\DHL STATEMENT OF ACCOUNT - 1003674090.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4044
    • C:\Users\Admin\AppData\Local\Temp\DHL STATEMENT OF ACCOUNT - 1003674090.exe
      "C:\Users\Admin\AppData\Local\Temp\DHL STATEMENT OF ACCOUNT - 1003674090.exe"
      2⤵
        PID:1072
      • C:\Users\Admin\AppData\Local\Temp\DHL STATEMENT OF ACCOUNT - 1003674090.exe
        "C:\Users\Admin\AppData\Local\Temp\DHL STATEMENT OF ACCOUNT - 1003674090.exe"
        2⤵
        • Accesses Microsoft Outlook profiles
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • outlook_office_path
        • outlook_win_path
        PID:4252

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

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          Downloads

          DHL STATEMENT OF ACCOUNT - 1003674090.exe.log

          • Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\DHL STATEMENT OF ACCOUNT - 1003674090.exe.log
          • Size 1KB
          • SHA256 bd9d5e9f7fe6fcff17d873555d4077d15f7d6cdda1183e7f7d278b735ffe1fd7
          • MD5 SHA1 SHA512

          memory/4044-130-0x0000000000150000-0x00000000001F0000-memory.dmp

          memory/4044-131-0x00000000050A0000-0x0000000005644000-memory.dmp

          memory/4044-132-0x0000000004B90000-0x0000000004C22000-memory.dmp

          memory/4044-133-0x0000000004D20000-0x0000000004D2A000-memory.dmp

          memory/4044-134-0x0000000008640000-0x00000000086DC000-memory.dmp

          memory/4044-135-0x0000000008960000-0x00000000089C6000-memory.dmp

          memory/4252-138-0x0000000000400000-0x000000000043A000-memory.dmp

          memory/4252-140-0x00000000060C0000-0x0000000006110000-memory.dmp