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Analysis

  • max time kernel
    192s
  • max time network
    226s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    25/12/2023, 21:07

General

  • Target

    3cc459c79a91b295877528ada8f56c56.exe

  • Size

    50KB

  • MD5

    3cc459c79a91b295877528ada8f56c56

  • SHA1

    9d894c7e220fe02d29c4da9092ad4174326787c6

  • SHA256

    5a7eccf9dd4b02b2b134ac0acf10d6db32a3e5778455d81750f8827571c9100e

  • SHA512

    03e6e3ffc00a8a6c0c9ab189879403ca8542092611a17fc530f32765a28d86de6e624b9955fd188e0517475f76632bde0cfa231752d0bb8e4610ad501dacba2e

  • SSDEEP

    1536:3OQ5F+U+337lxJpKE5gJLcxB3pwEidGkq5:3p5kU+Zpz54wtOEmNq5

Score
7/10

Malware Config

Signatures

  • Checks BIOS information in registry 2 TTPs 1 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • UPX packed file 1 IoCs

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

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Drops file in System32 directory 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3cc459c79a91b295877528ada8f56c56.exe
    "C:\Users\Admin\AppData\Local\Temp\3cc459c79a91b295877528ada8f56c56.exe"
    1⤵
    • Adds Run key to start application
    • Drops file in System32 directory
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2308
    • C:\Windows\SysWOW64\svchost.exe
      C:\Windows\System32\svchost.exe
      2⤵
      • Checks BIOS information in registry
      • Checks processor information in registry
      • Enumerates system info in registry
      PID:2580

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/2308-12-0x0000000000400000-0x0000000000423000-memory.dmp

    Filesize

    140KB

  • memory/2308-1-0x0000000000400000-0x0000000000423000-memory.dmp

    Filesize

    140KB

  • memory/2308-2-0x00000000001B0000-0x00000000001B3000-memory.dmp

    Filesize

    12KB

  • memory/2308-0-0x0000000000400000-0x0000000000423000-memory.dmp

    Filesize

    140KB

  • memory/2580-11-0x0000000009500000-0x0000000009508000-memory.dmp

    Filesize

    32KB

  • memory/2580-6-0x0000000009500000-0x0000000009508000-memory.dmp

    Filesize

    32KB

  • memory/2580-5-0x0000000009500000-0x0000000009508000-memory.dmp

    Filesize

    32KB

  • memory/2580-16-0x0000000009500000-0x0000000009508000-memory.dmp

    Filesize

    32KB

  • memory/2580-14-0x0000000009500000-0x0000000009508000-memory.dmp

    Filesize

    32KB

  • memory/2580-9-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2580-7-0x0000000009500000-0x0000000009508000-memory.dmp

    Filesize

    32KB

  • memory/2580-8-0x0000000009500000-0x0000000009508000-memory.dmp

    Filesize

    32KB

  • memory/2580-17-0x0000000009500000-0x0000000009508000-memory.dmp

    Filesize

    32KB