Analysis

  • max time kernel
    148s
  • max time network
    152s
  • 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, 12:35

General

  • Target

    18b0bf638a0c71d80172639dda2faa88.exe

  • Size

    302KB

  • MD5

    18b0bf638a0c71d80172639dda2faa88

  • SHA1

    0335439f1fefdac6b0a81c1159398704a4510f44

  • SHA256

    99bf7c99de0bccff96e35aca52aff43ad9813da7393b82c2a0bc0883b6ee05ae

  • SHA512

    038ec2d77d1252122b6ffb34dd1489991d916b7d728873d7a628d3e35114815711819b35776f268efe5584657882e435106018b1b907539cfc4a94329df0b564

  • SSDEEP

    6144:HcjOy1bca5WHxv/Z0wGwM0ZF/wJmgyxqCdmQ:sca5WHN+AFLgyLdm

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.

  • 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\18b0bf638a0c71d80172639dda2faa88.exe
    "C:\Users\Admin\AppData\Local\Temp\18b0bf638a0c71d80172639dda2faa88.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:4148
    • C:\Users\Admin\AppData\Local\Temp\18b0bf638a0c71d80172639dda2faa88.exe
      C:\Users\Admin\AppData\Local\Temp\18b0bf638a0c71d80172639dda2faa88.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:3176

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\18b0bf638a0c71d80172639dda2faa88.exe

    Filesize

    302KB

    MD5

    7cf7d819b8d2def7c5a5a2e0b5acbf5c

    SHA1

    be3a4bada858fac49ff819831562907a2aeee3e4

    SHA256

    14a17799dc1fdac382bab50cf1f904bac92583e4daf02054ab8e9e25177b0f0d

    SHA512

    03d9c1481f07e2d7da979d645410c39b2fd6c93c4d5ddd17c852ec7f01817f9963807f46c8383d4c63e5efe0f712cfa7d30d1fe60fcdc7245b55f01e49d71dc9

  • memory/3176-14-0x00000000014E0000-0x0000000001511000-memory.dmp

    Filesize

    196KB

  • memory/3176-17-0x0000000000400000-0x00000000004E0000-memory.dmp

    Filesize

    896KB

  • memory/3176-32-0x0000000000400000-0x00000000004E0000-memory.dmp

    Filesize

    896KB

  • memory/4148-0-0x0000000000400000-0x00000000004E0000-memory.dmp

    Filesize

    896KB

  • memory/4148-1-0x0000000021650000-0x0000000021681000-memory.dmp

    Filesize

    196KB

  • memory/4148-13-0x0000000000400000-0x000000000043E000-memory.dmp

    Filesize

    248KB

  • memory/4148-2-0x0000000000400000-0x000000000043E000-memory.dmp

    Filesize

    248KB