Analysis

  • max time kernel
    118s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    23-05-2024 02:23

General

  • Target

    Inv240521# PTYR (BC24-05) BL COPY_PDF.exe

  • Size

    1009KB

  • MD5

    9b450594b985d865f7fd3043a14b7b8e

  • SHA1

    69888184c00ddcae7b6a13e97bd91f8bf879922b

  • SHA256

    4de7625d54b60786d2e5fb6aa9d8401a6341534907dbbf5349150d0a1d5027a5

  • SHA512

    5d344da7a60c3de08b09f0ae7192b8711ed0f89f68d254e9eb0597c8ee4e41f1431278067a85f7ad82b67c8bdbaab20c93598e8884e0ae90f94569aba199589d

  • SSDEEP

    24576:EAHnh+eWsN3skA4RV1Hom2KXMmHaZxjx1iT5:Th+ZkldoPK8YaZY

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Looks up external IP address via web service 3 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: MapViewOfSection 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Inv240521# PTYR (BC24-05) BL COPY_PDF.exe
    "C:\Users\Admin\AppData\Local\Temp\Inv240521# PTYR (BC24-05) BL COPY_PDF.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:2100
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Users\Admin\AppData\Local\Temp\Inv240521# PTYR (BC24-05) BL COPY_PDF.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2364

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2100-10-0x00000000000B0000-0x00000000000B4000-memory.dmp

    Filesize

    16KB

  • memory/2364-11-0x0000000000090000-0x00000000000D2000-memory.dmp

    Filesize

    264KB

  • memory/2364-20-0x0000000000090000-0x00000000000D2000-memory.dmp

    Filesize

    264KB

  • memory/2364-13-0x0000000000090000-0x00000000000D2000-memory.dmp

    Filesize

    264KB

  • memory/2364-17-0x0000000000090000-0x00000000000D2000-memory.dmp

    Filesize

    264KB

  • memory/2364-21-0x0000000073CAE000-0x0000000073CAF000-memory.dmp

    Filesize

    4KB

  • memory/2364-22-0x0000000073CA0000-0x000000007438E000-memory.dmp

    Filesize

    6.9MB

  • memory/2364-23-0x0000000073CAE000-0x0000000073CAF000-memory.dmp

    Filesize

    4KB

  • memory/2364-24-0x0000000073CA0000-0x000000007438E000-memory.dmp

    Filesize

    6.9MB