Analysis

  • max time kernel
    136s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-11-2022 08:16

General

  • Target

    yy.exe

  • Size

    221KB

  • MD5

    8f7a4e536cfbd27489fb08452e37b537

  • SHA1

    9a4c49ae5d320f5fb9334ecde8c02f6ef1601fba

  • SHA256

    8460811722d9f13f1205ce1ef517f9c2b70043a2f96292f3fcf40d6e821d8c05

  • SHA512

    f81e2fab30c2116bd281da1e7db937d286a8739fcf51d11e300d17841db3055eaee6fec9cc0ea105c155b612c9f28a9dc4aa3b1b6a9d34ce2f143e030eb5cd40

  • SSDEEP

    3072:dkduc/oYpWa2wlAQG1r3o261YeUWdBQsR0z7rwfKuzVHGbfWebODCsnwnq6:iB/oYxzKzZ3o26gGCsq7MZ0bfJqfn

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.leonardfood.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    K@rimi95

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Accesses Microsoft Outlook profiles 1 TTPs 3 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\yy.exe
    "C:\Users\Admin\AppData\Local\Temp\yy.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2492
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\Regsvcs.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\Regsvcs.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • outlook_office_path
      • outlook_win_path
      PID:3120

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2492-132-0x000002986CB00000-0x000002986CB3C000-memory.dmp

    Filesize

    240KB

  • memory/2492-135-0x00007FFF39CB0000-0x00007FFF3A771000-memory.dmp

    Filesize

    10.8MB

  • memory/3120-133-0x0000000000400000-0x000000000043A000-memory.dmp

    Filesize

    232KB

  • memory/3120-134-0x0000000000435BBE-mapping.dmp

  • memory/3120-136-0x0000000005850000-0x0000000005DF4000-memory.dmp

    Filesize

    5.6MB

  • memory/3120-137-0x00000000053C0000-0x000000000545C000-memory.dmp

    Filesize

    624KB

  • memory/3120-138-0x0000000005FB0000-0x0000000006016000-memory.dmp

    Filesize

    408KB

  • memory/3120-139-0x00000000066B0000-0x0000000006700000-memory.dmp

    Filesize

    320KB

  • memory/3120-140-0x00000000068A0000-0x0000000006932000-memory.dmp

    Filesize

    584KB

  • memory/3120-141-0x0000000006800000-0x000000000680A000-memory.dmp

    Filesize

    40KB