Analysis

  • max time kernel
    143s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08/06/2023, 12:32

General

  • Target

    4c18e4450f968520a7eff7754d5a727e493f66943a0a69b2545596ace09e6578.exe

  • Size

    543KB

  • MD5

    65a9e50219af72cf20bd07f11f16bf94

  • SHA1

    20df1309744a917b1fd8f76bfc85e43d0beffeb8

  • SHA256

    4c18e4450f968520a7eff7754d5a727e493f66943a0a69b2545596ace09e6578

  • SHA512

    a8883a85f86325a496bf2f77c69785074adba8383b6faad8e21277e4a47b93c0b94ea0f36a6b807b8a318c6ed804b6d5d740d8ebec071138a2c3d22b9d8e3cf9

  • SSDEEP

    6144:hFAAC7/XPUqDOl8EEEEw+CCbFXF/F+AYAjVkwU7wbSfNf0J/qlIGl3tUSSwbWzvr:hFdyXPUqa2xxhUA2wU7wW1tIK5mvp

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:3212
      • C:\Users\Admin\AppData\Local\Temp\4c18e4450f968520a7eff7754d5a727e493f66943a0a69b2545596ace09e6578.exe
        "C:\Users\Admin\AppData\Local\Temp\4c18e4450f968520a7eff7754d5a727e493f66943a0a69b2545596ace09e6578.exe"
        2⤵
        • Suspicious use of NtCreateUserProcessOtherParentProcess
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:3032
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3032 -s 912
          3⤵
          • Program crash
          PID:4568
      • 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:1124
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 3032 -ip 3032
      1⤵
        PID:4936

      Network

      MITRE ATT&CK Enterprise v6

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/1124-157-0x00007FF413CF0000-0x00007FF413E1D000-memory.dmp

        Filesize

        1.2MB

      • memory/1124-158-0x00007FF413CF0000-0x00007FF413E1D000-memory.dmp

        Filesize

        1.2MB

      • memory/1124-162-0x00007FF413CF0000-0x00007FF413E1D000-memory.dmp

        Filesize

        1.2MB

      • memory/1124-161-0x00007FF413CF0000-0x00007FF413E1D000-memory.dmp

        Filesize

        1.2MB

      • memory/1124-138-0x0000019D4ABA0000-0x0000019D4ABA3000-memory.dmp

        Filesize

        12KB

      • memory/1124-160-0x00007FF413CF0000-0x00007FF413E1D000-memory.dmp

        Filesize

        1.2MB

      • memory/1124-159-0x00007FF413CF0000-0x00007FF413E1D000-memory.dmp

        Filesize

        1.2MB

      • memory/1124-153-0x00007FF413CF0000-0x00007FF413E1D000-memory.dmp

        Filesize

        1.2MB

      • memory/1124-149-0x0000019D4ABA0000-0x0000019D4ABA3000-memory.dmp

        Filesize

        12KB

      • memory/1124-150-0x0000019D4AC40000-0x0000019D4AC47000-memory.dmp

        Filesize

        28KB

      • memory/1124-155-0x00007FF413CF0000-0x00007FF413E1D000-memory.dmp

        Filesize

        1.2MB

      • memory/1124-151-0x00007FF413CF0000-0x00007FF413E1D000-memory.dmp

        Filesize

        1.2MB

      • memory/1124-152-0x00007FF413CF0000-0x00007FF413E1D000-memory.dmp

        Filesize

        1.2MB

      • memory/1124-154-0x00007FF413CF0000-0x00007FF413E1D000-memory.dmp

        Filesize

        1.2MB

      • memory/3032-135-0x00000000049B0000-0x00000000049B7000-memory.dmp

        Filesize

        28KB

      • memory/3032-134-0x0000000002F90000-0x0000000003000000-memory.dmp

        Filesize

        448KB

      • memory/3032-147-0x0000000000400000-0x0000000002D2F000-memory.dmp

        Filesize

        41.2MB

      • memory/3032-145-0x0000000005A10000-0x0000000005A46000-memory.dmp

        Filesize

        216KB

      • memory/3032-139-0x0000000005A10000-0x0000000005A46000-memory.dmp

        Filesize

        216KB

      • memory/3032-137-0x0000000004C10000-0x0000000005010000-memory.dmp

        Filesize

        4.0MB

      • memory/3032-136-0x0000000004C10000-0x0000000005010000-memory.dmp

        Filesize

        4.0MB