Analysis

  • max time kernel
    120s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30/12/2023, 10:39

General

  • Target

    162cbee9afd2ddf1689ca7a01161c8dd.exe

  • Size

    872KB

  • MD5

    162cbee9afd2ddf1689ca7a01161c8dd

  • SHA1

    11410b599de59f6a683ad631f91f85157d9cf466

  • SHA256

    5ad45e7314fedc92068f3df1d94ea6f97c29f05e62f0e591e38f126223e68a71

  • SHA512

    4e5d815b44cf0e54b71fd0830bfd13803fd1c2436d5a3c093d4e2ab2506f49ba86e2f548435d3658684c04d9ce6f6ca928caa9134f29a52b4920cda51b3db465

  • SSDEEP

    12288:plhF4yh+JCiwcYMEUcygb5wwvk1Hncz+Ga0T/ZTYw6Jsui/bajgcwo:LaJCiwhMg6wcB2+2xT

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.privateemail.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Young84@1

Signatures

  • AgentTesla

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

  • AgentTesla payload 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Creates scheduled task(s) 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 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\162cbee9afd2ddf1689ca7a01161c8dd.exe
    "C:\Users\Admin\AppData\Local\Temp\162cbee9afd2ddf1689ca7a01161c8dd.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2024
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\XOUdKROJF" /XML "C:\Users\Admin\AppData\Local\Temp\tmpC7B5.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:220
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
      "{path}"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1744

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1744-16-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/1744-27-0x00000000050B0000-0x00000000050C0000-memory.dmp

    Filesize

    64KB

  • memory/1744-26-0x00000000050B0000-0x00000000050C0000-memory.dmp

    Filesize

    64KB

  • memory/1744-25-0x00000000062F0000-0x0000000006340000-memory.dmp

    Filesize

    320KB

  • memory/1744-24-0x00000000050B0000-0x00000000050C0000-memory.dmp

    Filesize

    64KB

  • memory/1744-23-0x0000000074710000-0x0000000074EC0000-memory.dmp

    Filesize

    7.7MB

  • memory/1744-21-0x00000000050C0000-0x00000000050D8000-memory.dmp

    Filesize

    96KB

  • memory/1744-22-0x0000000006060000-0x00000000060C6000-memory.dmp

    Filesize

    408KB

  • memory/1744-18-0x0000000074710000-0x0000000074EC0000-memory.dmp

    Filesize

    7.7MB

  • memory/1744-20-0x00000000050B0000-0x00000000050C0000-memory.dmp

    Filesize

    64KB

  • memory/2024-6-0x0000000007DA0000-0x0000000007DAA000-memory.dmp

    Filesize

    40KB

  • memory/2024-7-0x00000000030D0000-0x00000000030D8000-memory.dmp

    Filesize

    32KB

  • memory/2024-11-0x0000000005E70000-0x0000000005F08000-memory.dmp

    Filesize

    608KB

  • memory/2024-19-0x0000000074710000-0x0000000074EC0000-memory.dmp

    Filesize

    7.7MB

  • memory/2024-10-0x0000000005810000-0x0000000005820000-memory.dmp

    Filesize

    64KB

  • memory/2024-9-0x0000000074710000-0x0000000074EC0000-memory.dmp

    Filesize

    7.7MB

  • memory/2024-8-0x0000000005A00000-0x0000000005A9C000-memory.dmp

    Filesize

    624KB

  • memory/2024-12-0x0000000005860000-0x00000000058B6000-memory.dmp

    Filesize

    344KB

  • memory/2024-1-0x0000000074710000-0x0000000074EC0000-memory.dmp

    Filesize

    7.7MB

  • memory/2024-5-0x0000000005810000-0x0000000005820000-memory.dmp

    Filesize

    64KB

  • memory/2024-4-0x0000000007DC0000-0x0000000007E52000-memory.dmp

    Filesize

    584KB

  • memory/2024-3-0x0000000008290000-0x0000000008834000-memory.dmp

    Filesize

    5.6MB

  • memory/2024-2-0x0000000005770000-0x00000000057F8000-memory.dmp

    Filesize

    544KB

  • memory/2024-0-0x0000000000D40000-0x0000000000E20000-memory.dmp

    Filesize

    896KB