Analysis

  • max time kernel
    141s
  • max time network
    126s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230703-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24/07/2023, 08:41

General

  • Target
    Belge.exe
  • Size 1.1MB
  • Sample230724-klez1scd21
  • SHA256 ad4b6d94d4628ea0901d0cc2471779dc6605f149385011051f7eff095874e8bd
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • 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
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 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\Belge.exe
    "C:\Users\Admin\AppData\Local\Temp\Belge.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4004
    • C:\Users\Admin\AppData\Local\Temp\Belge.exe
      "C:\Users\Admin\AppData\Local\Temp\Belge.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:3904

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        Belge.exe.log

        • Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Belge.exe.log
        • Size 1KB
        • SHA256 7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982
        • MD5 SHA1 SHA512

        memory/3904-142-0x0000000000400000-0x0000000000442000-memory.dmp

        memory/3904-151-0x00000000055E0000-0x00000000055F0000-memory.dmp

        memory/3904-150-0x0000000074850000-0x0000000075000000-memory.dmp

        memory/3904-149-0x0000000006470000-0x00000000064C0000-memory.dmp

        memory/3904-148-0x0000000005760000-0x00000000057C6000-memory.dmp

        memory/3904-147-0x00000000055E0000-0x00000000055F0000-memory.dmp

        memory/3904-145-0x0000000074850000-0x0000000075000000-memory.dmp

        memory/4004-141-0x0000000004FB0000-0x0000000004FC0000-memory.dmp

        memory/4004-133-0x0000000074850000-0x0000000075000000-memory.dmp

        memory/4004-140-0x0000000074850000-0x0000000075000000-memory.dmp

        memory/4004-139-0x0000000005060000-0x00000000050FC000-memory.dmp

        memory/4004-146-0x0000000074850000-0x0000000075000000-memory.dmp

        memory/4004-138-0x0000000004D00000-0x0000000004D0A000-memory.dmp

        memory/4004-137-0x0000000004FB0000-0x0000000004FC0000-memory.dmp

        memory/4004-136-0x0000000004D10000-0x0000000004DA2000-memory.dmp

        memory/4004-135-0x00000000053B0000-0x0000000005954000-memory.dmp

        memory/4004-134-0x00000000001F0000-0x000000000030C000-memory.dmp