Analysis

  • max time kernel
    139s
  • max time network
    142s
  • platform
    windows10_x64
  • resource
    win10v200430
  • submitted
    10/07/2020, 05:49

General

  • Target

    PO#0010710619_&_.exe

  • Size

    547KB

  • MD5

    abf87baf38d5003e0e69b83289444917

  • SHA1

    5ef6045701689fd8852e3eae580261fcd81e1d5d

  • SHA256

    ae402313cc96abc092b41ad2fe8f3b8dd5fdc9c75141dcec97619e8e90a43867

  • SHA512

    1ccdff2c0da62054c4b4be602b377f3d8822d6901b763f2ff17a8979253557221efe365e2afb89a9ff2f107f16ceff68a25050a62f45f4a55de0a7a2bdc82d26

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.yandex.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    41k2c4yfVG

Signatures

  • AgentTesla

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

  • AgentTesla Payload 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\PO#0010710619_&_.exe
    "C:\Users\Admin\AppData\Local\Temp\PO#0010710619_&_.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1616
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\lrmJjwjiUlDV" /XML "C:\Users\Admin\AppData\Local\Temp\tmp6FB7.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2708
    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe
      "{path}"
      2⤵
        PID:3784
      • C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe
        "{path}"
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3876

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/3876-2-0x0000000000400000-0x000000000044C000-memory.dmp

            Filesize

            304KB