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Analysis

  • max time kernel
    121s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    22/12/2023, 13:12

General

  • Target

    9b7503cfe96cb1839fd9213ab21dd74a.exe

  • Size

    133KB

  • MD5

    9b7503cfe96cb1839fd9213ab21dd74a

  • SHA1

    4328b219afd8387cfda33f34d846d8c604b91285

  • SHA256

    6087cd1da2cb0251261763b2a1510436b011485d93e49d63d84fa6be0866e35c

  • SHA512

    913d89716c54fc6592d0b658192b6ee14cd2a268de0641cbff0d3bb06cf7d98030d648ad717ea4eab5c261f68a7869856c2a82b35c9c4134fa2b5adff80d5d51

  • SSDEEP

    3072:+ojbDyAjGRSXSpwvCwsmjRZjWmlALWXdYB2Q:+ojbO9RIqeNZjdXXdYB2Q

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\9b7503cfe96cb1839fd9213ab21dd74a.exe
    "C:\Users\Admin\AppData\Local\Temp\9b7503cfe96cb1839fd9213ab21dd74a.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2372
    • C:\Users\Admin\AppData\Local\Temp\9b7503cfe96cb1839fd9213ab21dd74a.exe
      C:\Users\Admin\AppData\Local\Temp\9b7503cfe96cb1839fd9213ab21dd74a.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:2132

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Local\Temp\9b7503cfe96cb1839fd9213ab21dd74a.exe

    Filesize

    133KB

    MD5

    e507b6dc2c6cd44a49cc92724b7b1243

    SHA1

    4de2f5505e57ccabf907e9553ec0be3c4ba3376c

    SHA256

    5304036cc29939bd5099e4b2f94266b8bebf6aac74ee70b3846b0709680ece29

    SHA512

    9dd0ec504a402d6dca19fedf9594e02cb07e7f78ff36cb4639331267945dbdcec5e78ad1f1ddfc326c8159acf7cfceb2532764aef1a35149916d8dcdc8e72dfa

  • memory/2132-19-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/2132-21-0x00000000001F0000-0x0000000000211000-memory.dmp

    Filesize

    132KB

  • memory/2132-44-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/2372-0-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/2372-2-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/2372-1-0x00000000002D0000-0x00000000002F1000-memory.dmp

    Filesize

    132KB

  • memory/2372-15-0x0000000000350000-0x00000000003D6000-memory.dmp

    Filesize

    536KB

  • memory/2372-14-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/2372-43-0x0000000000350000-0x00000000003D6000-memory.dmp

    Filesize

    536KB