Analysis

  • max time kernel
    91s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    13/06/2022, 07:16

General

  • Target
    1c00700505da008279f45e6f614673bb.exe
  • Size 672KB
  • Sample220613-h3sw4aedhl
  • SHA256 5d5dffaf41046231715971dee9add3f4c62a27c8ace0b4702b709e061a047cdb
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • agenttesla

C2
  • https://api.telegram.org/bot5348099421:AAGVOz544fUqQAAYuUewTNiLJmpckYTz-68/sendDocument

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 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1c00700505da008279f45e6f614673bb.exe
    "C:\Users\Admin\AppData\Local\Temp\1c00700505da008279f45e6f614673bb.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2580
    • C:\Users\Admin\AppData\Local\Temp\1c00700505da008279f45e6f614673bb.exe
      "C:\Users\Admin\AppData\Local\Temp\1c00700505da008279f45e6f614673bb.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:3820

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        1c00700505da008279f45e6f614673bb.exe.log

        • Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\1c00700505da008279f45e6f614673bb.exe.log
        • Size 1KB
        • SHA256 7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982
        • MD5 SHA1 SHA512

        memory/2580-130-0x0000000000470000-0x000000000051E000-memory.dmp

        memory/2580-131-0x0000000007910000-0x0000000007EB4000-memory.dmp

        memory/2580-132-0x0000000007400000-0x0000000007492000-memory.dmp

        memory/2580-133-0x0000000007390000-0x000000000739A000-memory.dmp

        memory/2580-134-0x000000000ACA0000-0x000000000AD3C000-memory.dmp

        memory/3820-136-0x0000000000400000-0x000000000043A000-memory.dmp

        memory/3820-138-0x0000000005E00000-0x0000000005E66000-memory.dmp

        memory/3820-139-0x00000000063A0000-0x00000000063F0000-memory.dmp