Analysis

  • max time kernel
    91s
  • max time network
    140s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    20-05-2022 22:15

General

  • Target

    7da84778aa1a58c69917267df15aed0d5958dd98dfd512ff54a979bd1e502a53.exe

  • Size

    895KB

  • MD5

    75f7bc90e65dfc7c9a89830a51c9886c

  • SHA1

    0000225120100538c7b8708eb14fc2ee92b0b7de

  • SHA256

    7da84778aa1a58c69917267df15aed0d5958dd98dfd512ff54a979bd1e502a53

  • SHA512

    a4656053194c0b0d6fbad64af38539d7468b36633a8fd6f6e3361f2c877fb1b9e6f87a4c744096eefde95eabcaf985e43f067ea5e5f4da462674913dfdac6356

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    webmail.virasped.com.tr
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    vira2016

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    webmail.virasped.com.tr
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    vira2016

Signatures

  • AgentTesla

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

  • AgentTesla Payload 1 IoCs
  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 9 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7da84778aa1a58c69917267df15aed0d5958dd98dfd512ff54a979bd1e502a53.exe
    "C:\Users\Admin\AppData\Local\Temp\7da84778aa1a58c69917267df15aed0d5958dd98dfd512ff54a979bd1e502a53.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3764
    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe
      "{path}"
      2⤵
        PID:3940
      • C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe
        "{path}"
        2⤵
          PID:1696
        • C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe
          "{path}"
          2⤵
          • Accesses Microsoft Outlook profiles
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          • outlook_office_path
          • outlook_win_path
          PID:4532

      Network

      MITRE ATT&CK Enterprise v6

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/1696-132-0x0000000000000000-mapping.dmp

      • memory/3764-130-0x0000000074690000-0x0000000074C41000-memory.dmp

        Filesize

        5.7MB

      • memory/3940-131-0x0000000000000000-mapping.dmp

      • memory/4532-133-0x0000000000000000-mapping.dmp

      • memory/4532-134-0x0000000000400000-0x0000000000466000-memory.dmp

        Filesize

        408KB

      • memory/4532-135-0x0000000074690000-0x0000000074C41000-memory.dmp

        Filesize

        5.7MB