Analysis

  • max time kernel
    149s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231222-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31-12-2023 02:00

General

  • Target

    23ac2fddb58f51fd20f248d04616bd40.exe

  • Size

    133KB

  • MD5

    23ac2fddb58f51fd20f248d04616bd40

  • SHA1

    ed7afffc3e1629356ce5ee8c9e4a3348af068d02

  • SHA256

    f0c133aae1774f483cc60a26135599d3632f99c1317764666353b48f660ea011

  • SHA512

    5ae2085932188f0cbca61594b28fa297d59d4b034a0b15f903f0615835bad987451e1c8b5a12d3bb9a1ecde2818df615470e5a46fd69fbea88dcc6ab411eb12d

  • SSDEEP

    3072:8W9WZ948F8+T2GMe+3os2Sc7Y99ltydpcUp9BgfvgwNBWQ:8W9NG+3osS7YHmnn+fv7sQ

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\23ac2fddb58f51fd20f248d04616bd40.exe
    "C:\Users\Admin\AppData\Local\Temp\23ac2fddb58f51fd20f248d04616bd40.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:3156
    • C:\Users\Admin\AppData\Local\Temp\23ac2fddb58f51fd20f248d04616bd40.exe
      C:\Users\Admin\AppData\Local\Temp\23ac2fddb58f51fd20f248d04616bd40.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:2396

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/2396-14-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/2396-18-0x00000000000D0000-0x00000000000F1000-memory.dmp

    Filesize

    132KB

  • memory/2396-31-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/3156-0-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/3156-1-0x00000000001C0000-0x00000000001E1000-memory.dmp

    Filesize

    132KB

  • memory/3156-16-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/3156-2-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB