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Analysis

  • max time kernel
    155s
  • max time network
    159s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28/01/2024, 01:57

General

  • Target

    7bda5add0d4ba2c5b1810e9f44a6c6fb.exe

  • Size

    1017KB

  • MD5

    7bda5add0d4ba2c5b1810e9f44a6c6fb

  • SHA1

    857ec2f81068823ea37da355fa8fef8396230eac

  • SHA256

    ddfa7fe7c01cfa34c2413acc83e9f11eace8bc09e80128da2b5e2e61284df9ff

  • SHA512

    f39060cc82a5d3ad738ca362406494fd1c7fdb7bc352c67a3f9f77cdc13a4f74a5464f1f226f9f08ecf75f9358955e28c2199bd676d8b99ad1b9b760b63435ce

  • SSDEEP

    12288:5SUkOyTh0sQQ3XFkdhhgxw56hHb4ApqblAOnGh:5lrRLQnOJgsKMAAxG

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://ftp.northsrockusa.com/
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    (P%T2swlhOf}

Signatures

  • AgentTesla

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

  • AgentTesla payload 1 IoCs
  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7bda5add0d4ba2c5b1810e9f44a6c6fb.exe
    "C:\Users\Admin\AppData\Local\Temp\7bda5add0d4ba2c5b1810e9f44a6c6fb.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4620
    • C:\Users\Admin\AppData\Local\Temp\7bda5add0d4ba2c5b1810e9f44a6c6fb.exe
      "C:\Users\Admin\AppData\Local\Temp\7bda5add0d4ba2c5b1810e9f44a6c6fb.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • outlook_office_path
      • outlook_win_path
      PID:1368

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1368-13-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/1368-24-0x0000000006650000-0x00000000066A0000-memory.dmp

    Filesize

    320KB

  • memory/1368-23-0x0000000002F90000-0x0000000002FA0000-memory.dmp

    Filesize

    64KB

  • memory/1368-22-0x0000000074550000-0x0000000074D00000-memory.dmp

    Filesize

    7.7MB

  • memory/1368-19-0x0000000006450000-0x00000000064B6000-memory.dmp

    Filesize

    408KB

  • memory/1368-18-0x00000000057A0000-0x00000000057B8000-memory.dmp

    Filesize

    96KB

  • memory/1368-16-0x0000000002F90000-0x0000000002FA0000-memory.dmp

    Filesize

    64KB

  • memory/1368-15-0x0000000074550000-0x0000000074D00000-memory.dmp

    Filesize

    7.7MB

  • memory/4620-5-0x0000000005400000-0x0000000005410000-memory.dmp

    Filesize

    64KB

  • memory/4620-6-0x00000000050B0000-0x00000000050BA000-memory.dmp

    Filesize

    40KB

  • memory/4620-10-0x0000000005400000-0x0000000005410000-memory.dmp

    Filesize

    64KB

  • memory/4620-11-0x00000000080A0000-0x000000000813E000-memory.dmp

    Filesize

    632KB

  • memory/4620-12-0x000000000A420000-0x000000000A45C000-memory.dmp

    Filesize

    240KB

  • memory/4620-8-0x0000000007C70000-0x0000000007C8E000-memory.dmp

    Filesize

    120KB

  • memory/4620-7-0x0000000005390000-0x00000000053E6000-memory.dmp

    Filesize

    344KB

  • memory/4620-9-0x0000000074550000-0x0000000074D00000-memory.dmp

    Filesize

    7.7MB

  • memory/4620-17-0x0000000074550000-0x0000000074D00000-memory.dmp

    Filesize

    7.7MB

  • memory/4620-0-0x0000000074550000-0x0000000074D00000-memory.dmp

    Filesize

    7.7MB

  • memory/4620-4-0x00000000051A0000-0x0000000005232000-memory.dmp

    Filesize

    584KB

  • memory/4620-3-0x0000000005750000-0x0000000005CF4000-memory.dmp

    Filesize

    5.6MB

  • memory/4620-2-0x0000000005100000-0x000000000519C000-memory.dmp

    Filesize

    624KB

  • memory/4620-1-0x00000000005C0000-0x00000000006C4000-memory.dmp

    Filesize

    1.0MB