Analysis

  • max time kernel
    143s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240221-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240221-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25/02/2024, 06:02

General

  • Target
    a30fe026e1dac550592a61c34ea1b271.exe
  • Size 5.1MB
  • Sample240225-grh23sdd42
  • SHA256 2c6441e422d6a64762cf237877484538974f085c7a7283118bab94e4c95eaf2e
  • MD5 SHA1 SHA512 SSDEEP
Score
7/10
upx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • UPX packed file 3 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\a30fe026e1dac550592a61c34ea1b271.exe
    "C:\Users\Admin\AppData\Local\Temp\a30fe026e1dac550592a61c34ea1b271.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:4660
    • C:\Users\Admin\AppData\Local\Temp\a30fe026e1dac550592a61c34ea1b271.exe
      C:\Users\Admin\AppData\Local\Temp\a30fe026e1dac550592a61c34ea1b271.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:2156

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        a30fe026e1dac550592a61c34ea1b271.exe

        • Path C:\Users\Admin\AppData\Local\Temp\a30fe026e1dac550592a61c34ea1b271.exe
        • Size 1.7MB
        • SHA256 ce9b7b8a34e1346be18c5e22f69ebb8ecffc0d1218323d0888f68befad5d31e1
        • MD5 SHA1 SHA512 SSDEEP

        memory/2156-14-0x0000000000400000-0x0000000000D9E000-memory.dmp

        memory/2156-15-0x00000000023E0000-0x000000000263A000-memory.dmp

        memory/2156-31-0x0000000000400000-0x0000000000D9E000-memory.dmp

        memory/4660-0-0x0000000000400000-0x0000000000D9E000-memory.dmp

        memory/4660-1-0x00000000020E0000-0x000000000233A000-memory.dmp

        memory/4660-2-0x0000000000400000-0x0000000000605000-memory.dmp

        memory/4660-13-0x0000000000400000-0x0000000000605000-memory.dmp