Analysis

  • max time kernel
    135s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28/05/2023, 18:00

General

  • Target
    09208699.exe
  • Size 491KB
  • Sample230528-wla7lsga72
  • SHA256 2aaae232c889912fe61abafb3dd36bfa3499d21daaf61d8c839ed53c50ffa388
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10

Malware Config

Signatures

  • Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs
  • Accesses Microsoft Outlook profiles 1 TTPs 6 IoCs
  • Program crash 1 IoCs
  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3160
      • C:\Users\Admin\AppData\Local\Temp\09208699.exe
        "C:\Users\Admin\AppData\Local\Temp\09208699.exe"
        2⤵
        • Suspicious use of NtCreateUserProcessOtherParentProcess
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:4260
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4260 -s 868
          3⤵
          • Program crash
          PID:4128
      • C:\Windows\system32\certreq.exe
        "C:\Windows\system32\certreq.exe"
        2⤵
        • Accesses Microsoft Outlook profiles
        • Checks processor information in registry
        • Suspicious behavior: EnumeratesProcesses
        • outlook_office_path
        • outlook_win_path
        PID:4068
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4260 -ip 4260
      1⤵
        PID:3580

      Network

            MITRE ATT&CK Enterprise v6

            Replay Monitor

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            Downloads

            memory/4068-156-0x00007FF4804A0000-0x00007FF4805CD000-memory.dmp

            memory/4068-157-0x00007FF4804A0000-0x00007FF4805CD000-memory.dmp

            memory/4068-161-0x00007FF4804A0000-0x00007FF4805CD000-memory.dmp

            memory/4068-160-0x00007FF4804A0000-0x00007FF4805CD000-memory.dmp

            memory/4068-138-0x000002B170710000-0x000002B170713000-memory.dmp

            memory/4068-159-0x00007FF4804A0000-0x00007FF4805CD000-memory.dmp

            memory/4068-158-0x00007FF4804A0000-0x00007FF4805CD000-memory.dmp

            memory/4068-152-0x00007FF4804A0000-0x00007FF4805CD000-memory.dmp

            memory/4068-148-0x000002B170710000-0x000002B170713000-memory.dmp

            memory/4068-149-0x000002B172790000-0x000002B172797000-memory.dmp

            memory/4068-154-0x00007FF4804A0000-0x00007FF4805CD000-memory.dmp

            memory/4068-151-0x00007FF4804A0000-0x00007FF4805CD000-memory.dmp

            memory/4068-150-0x00007FF4804A0000-0x00007FF4805CD000-memory.dmp

            memory/4068-153-0x00007FF4804A0000-0x00007FF4805CD000-memory.dmp

            memory/4260-135-0x0000000002490000-0x0000000002497000-memory.dmp

            memory/4260-134-0x0000000002400000-0x0000000002470000-memory.dmp

            memory/4260-147-0x0000000000400000-0x00000000006C1000-memory.dmp

            memory/4260-145-0x00000000034C0000-0x00000000034F6000-memory.dmp

            memory/4260-139-0x00000000034C0000-0x00000000034F6000-memory.dmp

            memory/4260-137-0x0000000002680000-0x0000000002A80000-memory.dmp

            memory/4260-136-0x0000000002680000-0x0000000002A80000-memory.dmp