Analysis

  • max time kernel
    149s
  • max time network
    159s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31-12-2023 16:54

General

  • Target

    3a915f9157ed173ffd2ad0af949bbb98.exe

  • Size

    133KB

  • MD5

    3a915f9157ed173ffd2ad0af949bbb98

  • SHA1

    711575b1126f607f9fe853d4d2033de3ec5a00ba

  • SHA256

    0d068dc3a7fa2c2335edd8ab1c0cb24992860e5dfdf0ade415b60003d8768a74

  • SHA512

    22068878a29b05c2088fc489ba7cfdf01213a643683ad6c5dee84a4bf3a4f5e32a5df8aa3737831c07cae05d9ba881661879e2776327141459f3523a6fc3814b

  • SSDEEP

    3072:dNvbzSs/YOIhev8wc15qJRZygqLJ/Kki8zPXEluAY0emDQ:dpvxAX10rJ+KrQsXY0eMQ

Score
7/10
upx

Malware Config

Signatures

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

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

  • Modifies system certificate store 2 TTPs 5 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3a915f9157ed173ffd2ad0af949bbb98.exe
    "C:\Users\Admin\AppData\Local\Temp\3a915f9157ed173ffd2ad0af949bbb98.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:3848
    • C:\Users\Admin\AppData\Local\Temp\3a915f9157ed173ffd2ad0af949bbb98.exe
      C:\Users\Admin\AppData\Local\Temp\3a915f9157ed173ffd2ad0af949bbb98.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:3244

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/3244-14-0x00000000001B0000-0x00000000001D1000-memory.dmp

    Filesize

    132KB

  • memory/3244-17-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/3244-30-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/3848-0-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/3848-1-0x00000000000F0000-0x0000000000111000-memory.dmp

    Filesize

    132KB

  • memory/3848-2-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/3848-13-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB