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Analysis

  • max time kernel
    143s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22/12/2023, 13:03

General

  • Target

    9667fd5c757c319ba8aada7f39f7895b.exe

  • Size

    266KB

  • MD5

    9667fd5c757c319ba8aada7f39f7895b

  • SHA1

    e9029324e97a44362f181f583227277a5670e59f

  • SHA256

    fc4e3f4fe4d4c757874cc99aba5fdacbc624e47a79f7d7a592cba92e50e04550

  • SHA512

    66efffe71c558ebb2d24537c89faf0f056b61a4801c79961a85d1e9541b67ad583fe6f714bd75f27d86e654a7e9be2e6269f46b4ecc9164f5065af4182d84f27

  • SSDEEP

    6144:3kwKrIKm11SnqanM/w0v0aEIp5Sa7/tUwQv5Q:3kwt1gQWhMSa7/tUW

Score
7/10
upx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • UPX packed file 2 IoCs

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

  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9667fd5c757c319ba8aada7f39f7895b.exe
    "C:\Users\Admin\AppData\Local\Temp\9667fd5c757c319ba8aada7f39f7895b.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2304
    • C:\Users\Admin\AppData\Local\Temp\9667fd5c757c319ba8aada7f39f7895b.exe
      C:\Users\Admin\AppData\Local\Temp\9667fd5c757c319ba8aada7f39f7895b.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Suspicious use of UnmapMainImage
      PID:4952

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\9667fd5c757c319ba8aada7f39f7895b.exe

    Filesize

    266KB

    MD5

    26ff77e1a28d525321cfbecfffd13bdd

    SHA1

    9a138e8cd06a574798be7f373fbb283ab7419263

    SHA256

    36475fcb81e7e816ff9eb63ebdae0d08e67645e142ddbcd8143f091d4a83986f

    SHA512

    44db79ae87516f7629538d0810b76885d0bf0e9278b30fbc9f525da4c8ce0458398234429250cd067621f39f85265539658ae18117e0deb38bad7944f10a739d

  • memory/2304-0-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/2304-1-0x00000000001D0000-0x00000000001F1000-memory.dmp

    Filesize

    132KB

  • memory/2304-2-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/2304-13-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/4952-15-0x00000000001A0000-0x00000000001C1000-memory.dmp

    Filesize

    132KB

  • memory/4952-17-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/4952-24-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB