Analysis

  • max time kernel
    122s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    07/01/2024, 22:35

General

  • Target

    49f41cc91b7edcb10cc5721c9ac0979b.exe

  • Size

    133KB

  • MD5

    49f41cc91b7edcb10cc5721c9ac0979b

  • SHA1

    139824c9935b87da91ffd376dbffe8680ef7bc3f

  • SHA256

    562a735089e620c47eb3f47682065c5460e3bf764dd5da98ea61ea85edf270fc

  • SHA512

    801650bf3243aac47fa4075b21f2cf1d30006c4c6a1e638b459483a927a69dd97e5f22e024b933b45e52733d3180ddf2b73f21a22c6db93954da26e2f9bf51fb

  • SSDEEP

    3072:h9u5R8am0VRpFv3ujLEmhn1jMSURVsOyKbjbLVS3S0Dt1Q:PaR8am0f3Gdhe6OyWXVCS0B1Q

Score
7/10
upx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • UPX packed file 2 IoCs

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

  • Modifies system certificate store 2 TTPs 4 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\49f41cc91b7edcb10cc5721c9ac0979b.exe
    "C:\Users\Admin\AppData\Local\Temp\49f41cc91b7edcb10cc5721c9ac0979b.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2124
    • C:\Users\Admin\AppData\Local\Temp\49f41cc91b7edcb10cc5721c9ac0979b.exe
      C:\Users\Admin\AppData\Local\Temp\49f41cc91b7edcb10cc5721c9ac0979b.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:2744

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Local\Temp\49f41cc91b7edcb10cc5721c9ac0979b.exe

    Filesize

    133KB

    MD5

    b8ad1fb1055669b9fe0b83528b746566

    SHA1

    90b887b764527126087c5d25e9228745b2c614ce

    SHA256

    0157756018af4b4b70e77ffe55d607f47c10b9c1ea5bcdc93b7d4a28f18c8d09

    SHA512

    b2a9997083c893a50ee76a1cb763e99f793a747e50f866389e01fc4722621cf363ec85280047f5d7024ecb5e34c672c90c349353892057fcd384529bbf6bfbf5

  • memory/2124-0-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/2124-2-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/2124-1-0x0000000000150000-0x0000000000171000-memory.dmp

    Filesize

    132KB

  • memory/2124-15-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/2744-17-0x0000000000150000-0x0000000000171000-memory.dmp

    Filesize

    132KB

  • memory/2744-19-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/2744-32-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB