Analysis

  • max time kernel
    134s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231222-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/01/2024, 03:59

General

  • Target

    66a3c826ec9412faedee39e3bd6a72ba.exe

  • Size

    1.3MB

  • MD5

    66a3c826ec9412faedee39e3bd6a72ba

  • SHA1

    043aa5db05821eb6fdb82496bf84567c5e1a8fe6

  • SHA256

    d94d8491b41e5a17e8a559c0adc8ed94ae4f27bf2070d6275e5ca2513e44defc

  • SHA512

    dede95ab3cd0230b4e499282f090137ff9eb3c143a9f34d14bb9a539952daa1662c88fc928b2ef7b3b9f4032bfd2ceab89b8449306c8740fa050a8966eb9676e

  • SSDEEP

    24576:ESAoVYO8AN8Y7I9ZjuHrNQFysymqC9Yyx6v53+r9yn4tP/yPslSvG:PzVaY7I9tesJzqCx6BuZA4tnyP

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.

  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\66a3c826ec9412faedee39e3bd6a72ba.exe
    "C:\Users\Admin\AppData\Local\Temp\66a3c826ec9412faedee39e3bd6a72ba.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:4960
    • C:\Users\Admin\AppData\Local\Temp\66a3c826ec9412faedee39e3bd6a72ba.exe
      C:\Users\Admin\AppData\Local\Temp\66a3c826ec9412faedee39e3bd6a72ba.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Suspicious use of UnmapMainImage
      PID:3084

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\66a3c826ec9412faedee39e3bd6a72ba.exe

    Filesize

    215KB

    MD5

    8516805ed348b15aaf73fbf0c62d092a

    SHA1

    ab85676f36c4a727547842290308e4fdd467f90a

    SHA256

    2230a6cbe973d5bfbb49651c4150ea3fc1a215c5ce6ec74acf89d2a121db5b37

    SHA512

    349041b650a59d3e3cd5188c654cde9a3f177aba9bf26fcbd9917abc1e6f106e8f3b397e908a9c5b2336ca224df27b086aae92905c210a423350a0f646132161

  • memory/3084-16-0x0000000001C50000-0x0000000001D62000-memory.dmp

    Filesize

    1.1MB

  • memory/3084-15-0x0000000000400000-0x00000000005F2000-memory.dmp

    Filesize

    1.9MB

  • memory/3084-14-0x0000000000400000-0x000000000086A000-memory.dmp

    Filesize

    4.4MB

  • memory/3084-23-0x0000000000400000-0x000000000086A000-memory.dmp

    Filesize

    4.4MB

  • memory/4960-0-0x0000000000400000-0x000000000086A000-memory.dmp

    Filesize

    4.4MB

  • memory/4960-1-0x0000000001CC0000-0x0000000001DD2000-memory.dmp

    Filesize

    1.1MB

  • memory/4960-2-0x0000000000400000-0x00000000005F2000-memory.dmp

    Filesize

    1.9MB

  • memory/4960-13-0x0000000000400000-0x00000000005F2000-memory.dmp

    Filesize

    1.9MB