Analysis

  • max time kernel
    140s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    17/05/2024, 17:45

General

  • Target

    PAYMENT.exe

  • Size

    678KB

  • MD5

    ef6b7128c7786f40111e700d38f10b8f

  • SHA1

    14738e7b2c7cc9a6a2ec3c7a850807623225df32

  • SHA256

    24d8632d58bfa7019f691346f9715cef64dc11887fc5140054ecf5b422f1f68d

  • SHA512

    7a0eaacfd36959ae68d60936be911b4cd6e81e5575150e2399cfac60df3cb817168f676f5efd09b74af5be296ccd9decf0af94e5b026b44f1c0e078566dd061a

  • SSDEEP

    12288:S9+UFSbzwd6xyFjH8H1NDNCqovrO4OsOjk8pXcivm:k+pbzwIxk4VdoqmOztG

Malware Config

Signatures

  • AgentTesla

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

  • AgentTesla payload 8 IoCs
  • Reads WinSCP keys stored on the system 2 TTPs

    Tries to access WinSCP stored sessions.

  • 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.

  • UPX packed file 5 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • 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 3 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\PAYMENT.exe
    "C:\Users\Admin\AppData\Local\Temp\PAYMENT.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:2420
    • C:\Users\Admin\AppData\Local\Temp\PAYMENT.exe
      "C:\Users\Admin\AppData\Local\Temp\PAYMENT.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:2140

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/2140-11-0x00000000002A0000-0x00000000002DC000-memory.dmp

          Filesize

          240KB

        • memory/2140-3-0x0000000000400000-0x0000000000484000-memory.dmp

          Filesize

          528KB

        • memory/2140-12-0x0000000000400000-0x0000000000484000-memory.dmp

          Filesize

          528KB

        • memory/2140-23-0x0000000000400000-0x0000000000484000-memory.dmp

          Filesize

          528KB

        • memory/2140-25-0x0000000000400000-0x0000000000484000-memory.dmp

          Filesize

          528KB

        • memory/2140-24-0x0000000000400000-0x0000000000484000-memory.dmp

          Filesize

          528KB

        • memory/2140-9-0x0000000000400000-0x0000000000484000-memory.dmp

          Filesize

          528KB

        • memory/2140-10-0x00000000002A0000-0x00000000002DC000-memory.dmp

          Filesize

          240KB

        • memory/2140-8-0x0000000000400000-0x0000000000484000-memory.dmp

          Filesize

          528KB

        • memory/2140-6-0x0000000000400000-0x0000000000484000-memory.dmp

          Filesize

          528KB

        • memory/2420-4-0x0000000001DA0000-0x0000000001DA1000-memory.dmp

          Filesize

          4KB

        • memory/2420-7-0x0000000000400000-0x00000000004B0000-memory.dmp

          Filesize

          704KB

        • memory/2420-0-0x0000000000220000-0x0000000000221000-memory.dmp

          Filesize

          4KB

        • memory/2420-1-0x0000000000520000-0x0000000000533000-memory.dmp

          Filesize

          76KB