Analysis

  • max time kernel
    78s
  • max time network
    17s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    15-09-2024 23:08

General

  • Target

    Overdue Account.exe

  • Size

    1.1MB

  • MD5

    cd8b7c72ba0756f8e6477259d399b960

  • SHA1

    d3e9536cbe68699c134823f4730e9a388b403b3b

  • SHA256

    e50738bd86a1d753a2ccf0e88cfca85fb58986ce16cb9db779e3cbb45e9a4c07

  • SHA512

    0abb609b0d5d946ff7a1c884bc533cf764d92e706cca9438e10b45570af402b3e29defc70770b31a716b93676305fdec142cb0f15ac493a82d2cddaa544e5f46

  • SSDEEP

    24576:KyBLjP6+b1EyCGcZV/zerKsAEUVTa9hJz7H:rP1MT/SujEQTKD7H

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.prcpl.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    jyotika@2015

Signatures

  • AgentTesla

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

  • AgentTesla payload 5 IoCs
  • Credentials from Password Stores: Credentials from Web Browsers 1 TTPs

    Malicious Access or copy of Web Browser Credential store.

  • Drops file in Drivers directory 1 IoCs
  • Unsecured Credentials: Credentials In Files 1 TTPs

    Steal credentials from unsecured files.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Overdue Account.exe
    "C:\Users\Admin\AppData\Local\Temp\Overdue Account.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:528
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\jYbhQanutam" /XML "C:\Users\Admin\AppData\Local\Temp\tmp3312.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:2728
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "{path}"
      2⤵
      • Drops file in Drivers directory
      • Accesses Microsoft Outlook profiles
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:2796

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp3312.tmp

    Filesize

    1KB

    MD5

    c2f3ac511430cb28c390be2f67fbbaac

    SHA1

    97004c74e0740bc11892c7bdddf22f410e6e2bb5

    SHA256

    80f7774649196d151516ab0c5a14010876b58feddb09c649c07c8f12e7b79d45

    SHA512

    43cc7adb5a7b4a09d1231c25508dc57bda765b2e808ad8f336742a56f05aade94bea5829bf23853c0316e9ce8cd1a01a4a3de5abbf5a59003cf29dedc8733fe5

  • memory/528-0-0x0000000073DBE000-0x0000000073DBF000-memory.dmp

    Filesize

    4KB

  • memory/528-1-0x00000000001B0000-0x00000000002D2000-memory.dmp

    Filesize

    1.1MB

  • memory/528-2-0x0000000000590000-0x00000000005A2000-memory.dmp

    Filesize

    72KB

  • memory/528-3-0x0000000073DBE000-0x0000000073DBF000-memory.dmp

    Filesize

    4KB

  • memory/528-4-0x0000000073DB0000-0x000000007449E000-memory.dmp

    Filesize

    6.9MB

  • memory/528-5-0x00000000051B0000-0x000000000525C000-memory.dmp

    Filesize

    688KB

  • memory/528-6-0x00000000054D0000-0x0000000005586000-memory.dmp

    Filesize

    728KB

  • memory/528-25-0x0000000073DB0000-0x000000007449E000-memory.dmp

    Filesize

    6.9MB

  • memory/2796-14-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2796-16-0x0000000000400000-0x0000000000466000-memory.dmp

    Filesize

    408KB

  • memory/2796-13-0x0000000000400000-0x0000000000466000-memory.dmp

    Filesize

    408KB

  • memory/2796-12-0x0000000000400000-0x0000000000466000-memory.dmp

    Filesize

    408KB

  • memory/2796-21-0x0000000073DB0000-0x000000007449E000-memory.dmp

    Filesize

    6.9MB

  • memory/2796-20-0x0000000000400000-0x0000000000466000-memory.dmp

    Filesize

    408KB

  • memory/2796-18-0x0000000000400000-0x0000000000466000-memory.dmp

    Filesize

    408KB

  • memory/2796-11-0x0000000000400000-0x0000000000466000-memory.dmp

    Filesize

    408KB

  • memory/2796-22-0x0000000073DB0000-0x000000007449E000-memory.dmp

    Filesize

    6.9MB

  • memory/2796-10-0x0000000000400000-0x0000000000466000-memory.dmp

    Filesize

    408KB

  • memory/2796-26-0x0000000073DB0000-0x000000007449E000-memory.dmp

    Filesize

    6.9MB