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Analysis

  • max time kernel
    154s
  • max time network
    161s
  • 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, 14:09

General

  • Target

    b8f00080caadadecb6d4b0bd145897c4.exe

  • Size

    5.3MB

  • MD5

    b8f00080caadadecb6d4b0bd145897c4

  • SHA1

    fd0bd930feb73eac764a14fef84dc1b08026922c

  • SHA256

    94843bc4ff5cb085cfa6a69b32e83a33dea5ed4a8a9965e594decbf3dc57a448

  • SHA512

    71f8d1a86c0ceb1f1ca69c629c33a3f11d20ed8632f30ebf07d9f0890f92584e5151ae0cc8ac32a9a5f2d4051eda9f15c13b4fbb9c709ee2a6ba2448180d2750

  • SSDEEP

    98304:mmtZOgqt5sFdKcqlC92IZ1Q8tfYxOsTBWGMCE2IZ1Q8tfY:mmCBwyM9pZdwjW/HpZdw

Score
7/10
upx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • UPX packed file 3 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\b8f00080caadadecb6d4b0bd145897c4.exe
    "C:\Users\Admin\AppData\Local\Temp\b8f00080caadadecb6d4b0bd145897c4.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:4396
    • C:\Users\Admin\AppData\Local\Temp\b8f00080caadadecb6d4b0bd145897c4.exe
      C:\Users\Admin\AppData\Local\Temp\b8f00080caadadecb6d4b0bd145897c4.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Suspicious use of UnmapMainImage
      PID:4724

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\b8f00080caadadecb6d4b0bd145897c4.exe

    Filesize

    5.3MB

    MD5

    b989f05f014180e44568d2083f5782bd

    SHA1

    f2cb212963cb1aa33d79e3fb1ab2ade52ad3b354

    SHA256

    e79bfdc344e7a6387dca7545b6a496d9368358d9045b37dd17f3226fca1cff96

    SHA512

    83e0b7ccb5b6f26fc420be96b6fa685f4efd6f044657ffa3dd162e96291c44739c97905d908c7bea6e22da9a045d62cd440365f1686b805b920038c24ecf8bf8

  • memory/4396-0-0x0000000000400000-0x000000000086A000-memory.dmp

    Filesize

    4.4MB

  • memory/4396-1-0x0000000001C20000-0x0000000001D32000-memory.dmp

    Filesize

    1.1MB

  • memory/4396-2-0x0000000000400000-0x00000000005F2000-memory.dmp

    Filesize

    1.9MB

  • memory/4396-14-0x0000000000400000-0x00000000005F2000-memory.dmp

    Filesize

    1.9MB

  • memory/4724-15-0x0000000000400000-0x000000000086A000-memory.dmp

    Filesize

    4.4MB

  • memory/4724-17-0x0000000000400000-0x00000000005F2000-memory.dmp

    Filesize

    1.9MB

  • memory/4724-16-0x0000000001870000-0x0000000001982000-memory.dmp

    Filesize

    1.1MB

  • memory/4724-24-0x0000000000400000-0x000000000086A000-memory.dmp

    Filesize

    4.4MB