Analysis

  • max time kernel
    131s
  • max time network
    45s
  • platform
    windows10_x64
  • resource
    win10v200430
  • submitted
    10-07-2020 07:14

General

  • Target

    4501307788.jpg.exe

  • Size

    551KB

  • MD5

    525ffc51861aa3e034a920675a3e0103

  • SHA1

    5b9342b3934769dee07c5e1a56525aeea917e508

  • SHA256

    aa47e9580c4ae0012ca77f96f5755ac49129566b7c9331b6d3749e96707f440c

  • SHA512

    2643190ba8e5652e7e4b8a513ce93724bc54abdc195f5b537c9c9b3d3f82b883fc2f270d091ea05cda904505dedad415355f526c287705980f53f53edb3c9a6c

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.yandex.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    HYF76io83%$6

Signatures

  • AgentTesla

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

  • AgentTesla Payload 2 IoCs
  • Drops startup file 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4501307788.jpg.exe
    "C:\Users\Admin\AppData\Local\Temp\4501307788.jpg.exe"
    1⤵
    • Drops startup file
    • Suspicious use of SetThreadContext
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:1732
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:1988

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/1988-0-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB