Analysis

  • max time kernel
    89s
  • max time network
    39s
  • platform
    windows7_x64
  • resource
    win7v200722
  • submitted
    05/08/2020, 15:42

General

  • Target
    Quotation 20200805-93740.exe
  • Size 486KB
  • Sample200805-pg2aqtnt2e
  • SHA256 30ca35fc400a2f7fcfc2a05cd603f6972349d7da6a42bc492563670af3d2ecb8
  • MD5 SHA1 SHA512

Malware Config

Signatures

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Suspicious use of WriteProcessMemory 17 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • AgentTesla Payload 7 IoCs
  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • AgentTesla

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

  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Quotation 20200805-93740.exe
    "C:\Users\Admin\AppData\Local\Temp\Quotation 20200805-93740.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious behavior: EnumeratesProcesses
    PID:1408
    • C:\Users\Admin\AppData\Local\Temp\Quotation 20200805-93740.exe
      "{path}"
      2⤵
        PID:1796
      • C:\Users\Admin\AppData\Local\Temp\Quotation 20200805-93740.exe
        "{path}"
        2⤵
          PID:1808
        • C:\Users\Admin\AppData\Local\Temp\Quotation 20200805-93740.exe
          "{path}"
          2⤵
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious behavior: EnumeratesProcesses
          PID:1820

      Network

            MITRE ATT&CK Enterprise v6

            Replay Monitor

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            Downloads

            memory/1408-0-0x0000000007730000-0x0000000007732000-memory.dmp

            memory/1820-3-0x0000000000400000-0x000000000044C000-memory.dmp

            memory/1820-5-0x0000000000400000-0x000000000044C000-memory.dmp

            memory/1820-6-0x0000000000400000-0x000000000044C000-memory.dmp