Analysis

  • max time kernel
    150s
  • max time network
    162s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    20-05-2022 22:41

General

  • Target

    invoice.exe

  • Size

    541KB

  • MD5

    7c2ab8164ec60eeea9ab0169ec7a475d

  • SHA1

    cb750e8c591d9e0776552b32d50156929b3eae60

  • SHA256

    66332e53989ee89d3c963cecd82424b45e332cadb2d9e13ba13f9f49d22b25ee

  • SHA512

    15b844d0cfd0f6d6013b95f66abf07d88d805344eb8590c38e129b192b973026d5862299758dede7ac08ba731ff6f3455fb17b38ac84ecfa8f9a04c2f38959b9

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.tiig-eg.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    servicelorch

Signatures

  • AgentTesla

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

  • AgentTesla Payload 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\invoice.exe
    "C:\Users\Admin\AppData\Local\Temp\invoice.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1160
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "{path}"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4568

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/1160-130-0x0000000000670000-0x00000000006FE000-memory.dmp

    Filesize

    568KB

  • memory/1160-131-0x0000000005660000-0x0000000005C04000-memory.dmp

    Filesize

    5.6MB

  • memory/1160-132-0x00000000050B0000-0x0000000005142000-memory.dmp

    Filesize

    584KB

  • memory/1160-133-0x0000000005150000-0x000000000515A000-memory.dmp

    Filesize

    40KB

  • memory/1160-134-0x00000000075A0000-0x000000000763C000-memory.dmp

    Filesize

    624KB

  • memory/4568-135-0x0000000000000000-mapping.dmp

  • memory/4568-136-0x0000000000400000-0x000000000045A000-memory.dmp

    Filesize

    360KB

  • memory/4568-137-0x0000000005C40000-0x0000000005CA6000-memory.dmp

    Filesize

    408KB