Analysis

  • max time kernel
    143s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230703-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20/08/2023, 10:02

General

  • Target
    T0ZEepya8ZIhcdU.exe
  • Size 721KB
  • Sample230820-l2sfqaed63
  • SHA256 88d3a22719771245da0d502db579596a8e3f347d0a9af7decdd830a059c2d537
  • MD5 SHA1 SHA512 SSDEEP
Score
7/10

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.

  • Looks up external IP address via web service 1 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: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\T0ZEepya8ZIhcdU.exe
    "C:\Users\Admin\AppData\Local\Temp\T0ZEepya8ZIhcdU.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:3368
    • C:\Users\Admin\AppData\Local\Temp\T0ZEepya8ZIhcdU.exe
      "C:\Users\Admin\AppData\Local\Temp\T0ZEepya8ZIhcdU.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: RenamesItself
      • Suspicious use of AdjustPrivilegeToken
      PID:2840

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        T0ZEepya8ZIhcdU.exe.log

        • Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\T0ZEepya8ZIhcdU.exe.log
        • Size 1KB
        • SHA256 7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982
        • MD5 SHA1 SHA512

        memory/2840-142-0x0000000000400000-0x0000000000440000-memory.dmp

        memory/2840-151-0x0000000005950000-0x0000000005960000-memory.dmp

        memory/2840-150-0x0000000074630000-0x0000000074DE0000-memory.dmp

        memory/2840-149-0x0000000006CD0000-0x0000000006E92000-memory.dmp

        memory/2840-148-0x0000000006AB0000-0x0000000006B00000-memory.dmp

        memory/2840-147-0x0000000005950000-0x0000000005960000-memory.dmp

        memory/2840-146-0x0000000074630000-0x0000000074DE0000-memory.dmp

        memory/3368-137-0x0000000005750000-0x0000000005760000-memory.dmp

        memory/3368-141-0x000000000AB60000-0x000000000ABFC000-memory.dmp

        memory/3368-140-0x0000000005750000-0x0000000005760000-memory.dmp

        memory/3368-145-0x0000000074630000-0x0000000074DE0000-memory.dmp

        memory/3368-139-0x0000000074630000-0x0000000074DE0000-memory.dmp

        memory/3368-138-0x0000000005720000-0x000000000572A000-memory.dmp

        memory/3368-134-0x0000000074630000-0x0000000074DE0000-memory.dmp

        memory/3368-136-0x0000000005560000-0x00000000055F2000-memory.dmp

        memory/3368-135-0x0000000005BD0000-0x0000000006174000-memory.dmp

        memory/3368-133-0x0000000000AD0000-0x0000000000B8A000-memory.dmp