Analysis

  • max time kernel
    121s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    01/01/2024, 06:18

General

  • Target

    3c1b3b26a6dfd172d8aca8d9ed718763.exe

  • Size

    1.5MB

  • MD5

    3c1b3b26a6dfd172d8aca8d9ed718763

  • SHA1

    e1ed358505eb9a0d448ad1a1761570ea198a8a4e

  • SHA256

    cacdbbc52562c78ec2c2e2125e7f7b074a573ce29a092c88cf57c82d2566733f

  • SHA512

    fb0901cf0b2a9c0b5f34fc8414092a712f710fe38de5f51cea42d3258b88a7b72420a7174d1ed11ccfb78d45931f9304f9d9cc69d14ed8ef482134c5312ccef4

  • SSDEEP

    24576:TD+2lqTWGMHs3aBksmPfMTBzd9s5GzdE7Xb08ALwbBq7bqp1WW:TD/l8yHs3akPMt6Gxmb3ALwFqaDW

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.

  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3c1b3b26a6dfd172d8aca8d9ed718763.exe
    "C:\Users\Admin\AppData\Local\Temp\3c1b3b26a6dfd172d8aca8d9ed718763.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2932
    • C:\Users\Admin\AppData\Local\Temp\3c1b3b26a6dfd172d8aca8d9ed718763.exe
      C:\Users\Admin\AppData\Local\Temp\3c1b3b26a6dfd172d8aca8d9ed718763.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Suspicious use of UnmapMainImage
      PID:1272

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/1272-17-0x0000000000400000-0x00000000008EF000-memory.dmp

          Filesize

          4.9MB

        • memory/1272-19-0x0000000000270000-0x00000000003A3000-memory.dmp

          Filesize

          1.2MB

        • memory/1272-24-0x0000000003690000-0x00000000038BA000-memory.dmp

          Filesize

          2.2MB

        • memory/1272-23-0x0000000000400000-0x000000000061D000-memory.dmp

          Filesize

          2.1MB

        • memory/1272-16-0x0000000000400000-0x000000000062A000-memory.dmp

          Filesize

          2.2MB

        • memory/1272-32-0x0000000000400000-0x00000000008EF000-memory.dmp

          Filesize

          4.9MB

        • memory/2932-2-0x0000000000270000-0x00000000003A3000-memory.dmp

          Filesize

          1.2MB

        • memory/2932-1-0x0000000000400000-0x000000000062A000-memory.dmp

          Filesize

          2.2MB

        • memory/2932-14-0x0000000000400000-0x000000000062A000-memory.dmp

          Filesize

          2.2MB

        • memory/2932-15-0x0000000003600000-0x0000000003AEF000-memory.dmp

          Filesize

          4.9MB

        • memory/2932-0-0x0000000000400000-0x00000000008EF000-memory.dmp

          Filesize

          4.9MB

        • memory/2932-31-0x0000000003600000-0x0000000003AEF000-memory.dmp

          Filesize

          4.9MB