Analysis

  • max time kernel
    0s
  • max time network
    129s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231222-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31/12/2023, 04:45

General

  • Target

    28b8ed75cd19b5757d211deee7434a97.exe

  • Size

    255KB

  • MD5

    28b8ed75cd19b5757d211deee7434a97

  • SHA1

    48c719e8196394fa6abc48dcd1e875ee44587fa3

  • SHA256

    065a61e2f1aa4d6ccf47ef5d681deb57d81a24332fc069f0af730584589e1b6e

  • SHA512

    1f717fe6afcae2422c5c24f9b5f8ebd3284c485c5279c394261710f1fd7a11592400fbcded6f72cead4d6762f98c04d94c903d53cc5b28331347a5f046e746e7

  • SSDEEP

    3072:MMDb50WrZa8jCgae5+VQkGdUQFDxePZ2SBaQJXkNRtXlNGKaUIQW/qlQBG3mmTJ9:1xlZam+akqx6YQJXcNlEHUIQeE3mmBIG

Score
7/10
upx

Malware Config

Signatures

  • Executes dropped EXE 4 IoCs
  • UPX packed file 59 IoCs

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

  • AutoIT Executable 53 IoCs

    AutoIT scripts compiled to PE executables.

  • Drops file in System32 directory 8 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Modifies registry class 7 IoCs
  • Suspicious behavior: EnumeratesProcesses 16 IoCs
  • Suspicious use of FindShellTrayWindow 8 IoCs
  • Suspicious use of SendNotifyMessage 8 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\28b8ed75cd19b5757d211deee7434a97.exe
    "C:\Users\Admin\AppData\Local\Temp\28b8ed75cd19b5757d211deee7434a97.exe"
    1⤵
    • Drops file in System32 directory
    • Drops file in Windows directory
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:3816
    • C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE
      "C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Windows\mydoc.rtf" /o ""
      2⤵
        PID:3220
      • C:\Windows\SysWOW64\hwfvyiarevtwo.exe
        hwfvyiarevtwo.exe
        2⤵
        • Executes dropped EXE
        PID:4064
      • C:\Windows\SysWOW64\caprnkom.exe
        caprnkom.exe
        2⤵
        • Executes dropped EXE
        PID:4620
      • C:\Windows\SysWOW64\kjaqocdwwbzonef.exe
        kjaqocdwwbzonef.exe
        2⤵
        • Executes dropped EXE
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        PID:2860
      • C:\Windows\SysWOW64\gedzgoewhe.exe
        gedzgoewhe.exe
        2⤵
        • Executes dropped EXE
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        PID:1124
    • C:\Windows\SysWOW64\caprnkom.exe
      C:\Windows\system32\caprnkom.exe
      1⤵
        PID:3100

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Windows\SysWOW64\gedzgoewhe.exe

        Filesize

        255KB

        MD5

        7bc473e30ab68cdfb43623ca035f4369

        SHA1

        929aa878d64fe496822673cb44255a868e64cdfb

        SHA256

        c9395a24eef17fcce4c6ef0f23a4d6fcfc182fcacb6d41ef455fc13c97774b91

        SHA512

        6425e3d5e9e38460fc269424a62ae8bf6012ed4bb47ae6be75719ea48cce7958631f2bb8804d56d68505044feba9894e10a60cf241cb2e1b4e8a22bdf893b883

      • C:\Windows\SysWOW64\kjaqocdwwbzonef.exe

        Filesize

        255KB

        MD5

        bfb2bb7b4b7c4eea61006e8ba75bfe9e

        SHA1

        e8a567964820d129e13d0ecff0433ee3a5b586f0

        SHA256

        8d890f850f5563e8546340145e70394a4a31592739c475e79512af2562f0af21

        SHA512

        fa4a2dffabd5d1d3bffa2b24bc46c526318f046606b5a506ef720de636ab92f4cea134e5d6a01e4ecd79c3cf923996eac9012439752972f4affb50ad9a63b0c2

      • memory/1124-178-0x0000000000400000-0x00000000004A0000-memory.dmp

        Filesize

        640KB

      • memory/1124-174-0x0000000000400000-0x00000000004A0000-memory.dmp

        Filesize

        640KB

      • memory/1124-187-0x0000000000400000-0x00000000004A0000-memory.dmp

        Filesize

        640KB

      • memory/1124-181-0x0000000000400000-0x00000000004A0000-memory.dmp

        Filesize

        640KB

      • memory/1124-93-0x0000000000400000-0x00000000004A0000-memory.dmp

        Filesize

        640KB

      • memory/1124-143-0x0000000000400000-0x00000000004A0000-memory.dmp

        Filesize

        640KB

      • memory/1124-115-0x0000000000400000-0x00000000004A0000-memory.dmp

        Filesize

        640KB

      • memory/1124-184-0x0000000000400000-0x00000000004A0000-memory.dmp

        Filesize

        640KB

      • memory/1124-124-0x0000000000400000-0x00000000004A0000-memory.dmp

        Filesize

        640KB

      • memory/1124-131-0x0000000000400000-0x00000000004A0000-memory.dmp

        Filesize

        640KB

      • memory/1124-151-0x0000000000400000-0x00000000004A0000-memory.dmp

        Filesize

        640KB

      • memory/1124-148-0x0000000000400000-0x00000000004A0000-memory.dmp

        Filesize

        640KB

      • memory/1124-134-0x0000000000400000-0x00000000004A0000-memory.dmp

        Filesize

        640KB

      • memory/1124-140-0x0000000000400000-0x00000000004A0000-memory.dmp

        Filesize

        640KB

      • memory/2860-144-0x0000000000400000-0x00000000004A0000-memory.dmp

        Filesize

        640KB

      • memory/2860-94-0x0000000000400000-0x00000000004A0000-memory.dmp

        Filesize

        640KB

      • memory/2860-141-0x0000000000400000-0x00000000004A0000-memory.dmp

        Filesize

        640KB

      • memory/2860-135-0x0000000000400000-0x00000000004A0000-memory.dmp

        Filesize

        640KB

      • memory/2860-149-0x0000000000400000-0x00000000004A0000-memory.dmp

        Filesize

        640KB

      • memory/2860-152-0x0000000000400000-0x00000000004A0000-memory.dmp

        Filesize

        640KB

      • memory/2860-132-0x0000000000400000-0x00000000004A0000-memory.dmp

        Filesize

        640KB

      • memory/2860-125-0x0000000000400000-0x00000000004A0000-memory.dmp

        Filesize

        640KB

      • memory/2860-176-0x0000000000400000-0x00000000004A0000-memory.dmp

        Filesize

        640KB

      • memory/2860-179-0x0000000000400000-0x00000000004A0000-memory.dmp

        Filesize

        640KB

      • memory/2860-116-0x0000000000400000-0x00000000004A0000-memory.dmp

        Filesize

        640KB

      • memory/2860-182-0x0000000000400000-0x00000000004A0000-memory.dmp

        Filesize

        640KB

      • memory/2860-185-0x0000000000400000-0x00000000004A0000-memory.dmp

        Filesize

        640KB

      • memory/2860-188-0x0000000000400000-0x00000000004A0000-memory.dmp

        Filesize

        640KB

      • memory/2860-24-0x0000000000400000-0x00000000004A0000-memory.dmp

        Filesize

        640KB

      • memory/3100-121-0x0000000000400000-0x00000000004A0000-memory.dmp

        Filesize

        640KB

      • memory/3100-119-0x0000000000400000-0x00000000004A0000-memory.dmp

        Filesize

        640KB

      • memory/3100-97-0x0000000000400000-0x00000000004A0000-memory.dmp

        Filesize

        640KB

      • memory/3100-34-0x0000000000400000-0x00000000004A0000-memory.dmp

        Filesize

        640KB

      • memory/3100-129-0x0000000000400000-0x00000000004A0000-memory.dmp

        Filesize

        640KB

      • memory/3100-128-0x0000000000400000-0x00000000004A0000-memory.dmp

        Filesize

        640KB

      • memory/3220-45-0x00007FFBB3030000-0x00007FFBB3225000-memory.dmp

        Filesize

        2.0MB

      • memory/3220-171-0x00007FFB730B0000-0x00007FFB730C0000-memory.dmp

        Filesize

        64KB

      • memory/3220-38-0x00007FFB730B0000-0x00007FFB730C0000-memory.dmp

        Filesize

        64KB

      • memory/3220-43-0x00007FFBB3030000-0x00007FFBB3225000-memory.dmp

        Filesize

        2.0MB

      • memory/3220-46-0x00007FFBB3030000-0x00007FFBB3225000-memory.dmp

        Filesize

        2.0MB

      • memory/3220-35-0x00007FFB730B0000-0x00007FFB730C0000-memory.dmp

        Filesize

        64KB

      • memory/3220-122-0x00007FFBB3030000-0x00007FFBB3225000-memory.dmp

        Filesize

        2.0MB

      • memory/3220-48-0x00007FFBB3030000-0x00007FFBB3225000-memory.dmp

        Filesize

        2.0MB

      • memory/3220-123-0x00007FFBB3030000-0x00007FFBB3225000-memory.dmp

        Filesize

        2.0MB

      • memory/3220-49-0x00007FFB70D90000-0x00007FFB70DA0000-memory.dmp

        Filesize

        64KB

      • memory/3220-51-0x00007FFBB3030000-0x00007FFBB3225000-memory.dmp

        Filesize

        2.0MB

      • memory/3220-52-0x00007FFBB3030000-0x00007FFBB3225000-memory.dmp

        Filesize

        2.0MB

      • memory/3220-54-0x00007FFB70D90000-0x00007FFB70DA0000-memory.dmp

        Filesize

        64KB

      • memory/3220-37-0x00007FFBB3030000-0x00007FFBB3225000-memory.dmp

        Filesize

        2.0MB

      • memory/3220-170-0x00007FFB730B0000-0x00007FFB730C0000-memory.dmp

        Filesize

        64KB

      • memory/3220-47-0x00007FFBB3030000-0x00007FFBB3225000-memory.dmp

        Filesize

        2.0MB

      • memory/3220-172-0x00007FFB730B0000-0x00007FFB730C0000-memory.dmp

        Filesize

        64KB

      • memory/3220-39-0x00007FFB730B0000-0x00007FFB730C0000-memory.dmp

        Filesize

        64KB

      • memory/3220-40-0x00007FFBB3030000-0x00007FFBB3225000-memory.dmp

        Filesize

        2.0MB

      • memory/3220-41-0x00007FFB730B0000-0x00007FFB730C0000-memory.dmp

        Filesize

        64KB

      • memory/3220-173-0x00007FFB730B0000-0x00007FFB730C0000-memory.dmp

        Filesize

        64KB

      • memory/3220-42-0x00007FFBB3030000-0x00007FFBB3225000-memory.dmp

        Filesize

        2.0MB

      • memory/3220-55-0x00007FFBB3030000-0x00007FFBB3225000-memory.dmp

        Filesize

        2.0MB

      • memory/3220-44-0x00007FFBB3030000-0x00007FFBB3225000-memory.dmp

        Filesize

        2.0MB

      • memory/3220-58-0x00007FFBB3030000-0x00007FFBB3225000-memory.dmp

        Filesize

        2.0MB

      • memory/3220-175-0x00007FFBB3030000-0x00007FFBB3225000-memory.dmp

        Filesize

        2.0MB

      • memory/3220-120-0x00007FFBB3030000-0x00007FFBB3225000-memory.dmp

        Filesize

        2.0MB

      • memory/3220-57-0x00007FFBB3030000-0x00007FFBB3225000-memory.dmp

        Filesize

        2.0MB

      • memory/3220-36-0x00007FFB730B0000-0x00007FFB730C0000-memory.dmp

        Filesize

        64KB

      • memory/3220-50-0x00007FFBB3030000-0x00007FFBB3225000-memory.dmp

        Filesize

        2.0MB

      • memory/3220-53-0x00007FFBB3030000-0x00007FFBB3225000-memory.dmp

        Filesize

        2.0MB

      • memory/3220-56-0x00007FFBB3030000-0x00007FFBB3225000-memory.dmp

        Filesize

        2.0MB

      • memory/3816-0-0x0000000000400000-0x00000000004A0000-memory.dmp

        Filesize

        640KB

      • memory/3816-32-0x0000000000400000-0x00000000004A0000-memory.dmp

        Filesize

        640KB

      • memory/4064-133-0x0000000000400000-0x00000000004A0000-memory.dmp

        Filesize

        640KB

      • memory/4064-136-0x0000000000400000-0x00000000004A0000-memory.dmp

        Filesize

        640KB

      • memory/4064-96-0x0000000000400000-0x00000000004A0000-memory.dmp

        Filesize

        640KB

      • memory/4064-142-0x0000000000400000-0x00000000004A0000-memory.dmp

        Filesize

        640KB

      • memory/4064-118-0x0000000000400000-0x00000000004A0000-memory.dmp

        Filesize

        640KB

      • memory/4064-180-0x0000000000400000-0x00000000004A0000-memory.dmp

        Filesize

        640KB

      • memory/4064-113-0x0000000000400000-0x00000000004A0000-memory.dmp

        Filesize

        640KB

      • memory/4064-153-0x0000000000400000-0x00000000004A0000-memory.dmp

        Filesize

        640KB

      • memory/4064-189-0x0000000000400000-0x00000000004A0000-memory.dmp

        Filesize

        640KB

      • memory/4064-177-0x0000000000400000-0x00000000004A0000-memory.dmp

        Filesize

        640KB

      • memory/4064-127-0x0000000000400000-0x00000000004A0000-memory.dmp

        Filesize

        640KB

      • memory/4064-183-0x0000000000400000-0x00000000004A0000-memory.dmp

        Filesize

        640KB

      • memory/4064-186-0x0000000000400000-0x00000000004A0000-memory.dmp

        Filesize

        640KB

      • memory/4064-150-0x0000000000400000-0x00000000004A0000-memory.dmp

        Filesize

        640KB

      • memory/4064-145-0x0000000000400000-0x00000000004A0000-memory.dmp

        Filesize

        640KB

      • memory/4620-114-0x0000000000400000-0x00000000004A0000-memory.dmp

        Filesize

        640KB

      • memory/4620-117-0x0000000000400000-0x00000000004A0000-memory.dmp

        Filesize

        640KB

      • memory/4620-130-0x0000000000400000-0x00000000004A0000-memory.dmp

        Filesize

        640KB

      • memory/4620-126-0x0000000000400000-0x00000000004A0000-memory.dmp

        Filesize

        640KB

      • memory/4620-95-0x0000000000400000-0x00000000004A0000-memory.dmp

        Filesize

        640KB