Analysis

  • max time kernel
    121s
  • max time network
    74s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    02/06/2021, 20:53

General

  • Target
    21-5719-ST-OKI.exe
  • Size 493KB
  • Sample210602-vy4aglecdx
  • SHA256 e5e935eef2640f71f81fed0719db60abddc3fa6b6ca301b96b1b75282e430823
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • agenttesla

Credentials
  • Protocol

    smtp

  • Host

    box5363.bluehost.com

  • Port

    587

  • Password

    Hajarbh@1993

Signatures

  • AgentTesla

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

  • AgentTesla Payload 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

Processes

  • C:\Users\Admin\AppData\Local\Temp\21-5719-ST-OKI.exe
    "C:\Users\Admin\AppData\Local\Temp\21-5719-ST-OKI.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:668
    • C:\Users\Admin\AppData\Local\Temp\21-5719-ST-OKI.exe
      "C:\Users\Admin\AppData\Local\Temp\21-5719-ST-OKI.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3940

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/668-119-0x0000000004AD0000-0x0000000004B6C000-memory.dmp

        memory/668-123-0x0000000000B60000-0x0000000000BD9000-memory.dmp

        memory/668-118-0x0000000004C60000-0x0000000004C61000-memory.dmp

        memory/668-114-0x0000000000250000-0x0000000000251000-memory.dmp

        memory/668-120-0x0000000004AE0000-0x0000000004AE1000-memory.dmp

        memory/668-121-0x0000000004E60000-0x0000000004E61000-memory.dmp

        memory/668-117-0x0000000005160000-0x0000000005161000-memory.dmp

        memory/668-116-0x0000000004BC0000-0x0000000004BC1000-memory.dmp

        memory/668-122-0x0000000004BA0000-0x0000000004BA5000-memory.dmp

        memory/668-124-0x00000000007D0000-0x000000000080F000-memory.dmp

        memory/3940-125-0x0000000000400000-0x000000000043C000-memory.dmp

        memory/3940-132-0x0000000005150000-0x000000000564E000-memory.dmp

        memory/3940-133-0x0000000005D40000-0x0000000005D41000-memory.dmp

        memory/3940-134-0x0000000005DD0000-0x0000000005DD1000-memory.dmp