Analysis

  • max time kernel
    147s
  • max time network
    138s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30-12-2023 14:24

General

  • Target

    1b552cc61055fe6c5340cbdf34b9b49b.exe

  • Size

    1.5MB

  • MD5

    1b552cc61055fe6c5340cbdf34b9b49b

  • SHA1

    a720409ef0c1982447781e4eab5f70470ee35969

  • SHA256

    b44599f767f2ba219673d0e336fdc432877d3e269b8ae624c32481e43e770e2a

  • SHA512

    6e153acc7df50046c5576f8a078b2b8f7e2a1f0b4d53bee176d71c0c6e1a354b5150e7d4222a14608c1c7d2efeb0000c8c744892c716a27ca0e29f2eda0f5962

  • SSDEEP

    24576:xkZ6Nill/FlkvOvTbaPDQPsoIAtWK76pJfnnufPwjDgBNWcD6x9DjeQMD77QW:x46NYXlMObbaPD8sWWjfnnuHAKNWcD6r

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\1b552cc61055fe6c5340cbdf34b9b49b.exe
    "C:\Users\Admin\AppData\Local\Temp\1b552cc61055fe6c5340cbdf34b9b49b.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:3780
    • C:\Users\Admin\AppData\Local\Temp\1b552cc61055fe6c5340cbdf34b9b49b.exe
      C:\Users\Admin\AppData\Local\Temp\1b552cc61055fe6c5340cbdf34b9b49b.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Suspicious use of UnmapMainImage
      PID:1908

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/1908-14-0x0000000000400000-0x000000000062A000-memory.dmp

    Filesize

    2.2MB

  • memory/1908-16-0x0000000001A30000-0x0000000001B63000-memory.dmp

    Filesize

    1.2MB

  • memory/1908-20-0x0000000000400000-0x000000000061D000-memory.dmp

    Filesize

    2.1MB

  • memory/1908-22-0x0000000005670000-0x000000000589A000-memory.dmp

    Filesize

    2.2MB

  • memory/1908-13-0x0000000000400000-0x00000000008EF000-memory.dmp

    Filesize

    4.9MB

  • memory/1908-28-0x0000000000400000-0x00000000008EF000-memory.dmp

    Filesize

    4.9MB

  • memory/3780-2-0x0000000000400000-0x000000000062A000-memory.dmp

    Filesize

    2.2MB

  • memory/3780-1-0x0000000001CB0000-0x0000000001DE3000-memory.dmp

    Filesize

    1.2MB

  • memory/3780-12-0x0000000000400000-0x000000000062A000-memory.dmp

    Filesize

    2.2MB

  • memory/3780-0-0x0000000000400000-0x00000000008EF000-memory.dmp

    Filesize

    4.9MB