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Analysis

  • max time kernel
    189s
  • max time network
    192s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05/12/2022, 23:17

General

  • Target

    ca44fc5b2bc372a89d4bfb0d4858737e342f7962a465ba1a3ef3ba71ea0c75c4.exe

  • Size

    248KB

  • MD5

    952597d3e715be2d544cf49c99619620

  • SHA1

    fd2fc56a186866bb35af6098bcae2e9a04a2703d

  • SHA256

    ca44fc5b2bc372a89d4bfb0d4858737e342f7962a465ba1a3ef3ba71ea0c75c4

  • SHA512

    b12fd8be843b49db34385f65f6aafcc198e1fdab692342be6aef21941ee5e9be4a7575177d8609c8533ba252953b555c4a6304655ae3675f6343a671308f4909

  • SSDEEP

    6144:DuBVQf00yyUf9dgAVRKlqBiErIsKnPmb7/jWal+FfAje+5/RxoOsutOSD/uP39R0:Duy0dyUf9DRKlqgErIsKnPmb7/jWa1eS

Score
10/10

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Adds Run key to start application 2 TTPs 52 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ca44fc5b2bc372a89d4bfb0d4858737e342f7962a465ba1a3ef3ba71ea0c75c4.exe
    "C:\Users\Admin\AppData\Local\Temp\ca44fc5b2bc372a89d4bfb0d4858737e342f7962a465ba1a3ef3ba71ea0c75c4.exe"
    1⤵
    • Modifies visiblity of hidden/system files in Explorer
    • Checks computer location settings
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3444
    • C:\Users\Admin\qiuciq.exe
      "C:\Users\Admin\qiuciq.exe"
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:1068

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\qiuciq.exe

    Filesize

    248KB

    MD5

    37cffa1fe1456cac2552e0ed3a273fb9

    SHA1

    e34fb347d356b73c65d186c0a097ed78f79d2a22

    SHA256

    ebf362d76b580a2fc2ae9420c98a1a493e7492f304dcdd2392e3278a00ea01fc

    SHA512

    7a6de257ee83a336bbe3e410d5f4fbce4396e60bfd18207fc9e92cd908dae5196e93490d136ed64b354400e1f3bc85ce7700bcb5c7d620b64c9f4230a00ca32c

  • C:\Users\Admin\qiuciq.exe

    Filesize

    248KB

    MD5

    37cffa1fe1456cac2552e0ed3a273fb9

    SHA1

    e34fb347d356b73c65d186c0a097ed78f79d2a22

    SHA256

    ebf362d76b580a2fc2ae9420c98a1a493e7492f304dcdd2392e3278a00ea01fc

    SHA512

    7a6de257ee83a336bbe3e410d5f4fbce4396e60bfd18207fc9e92cd908dae5196e93490d136ed64b354400e1f3bc85ce7700bcb5c7d620b64c9f4230a00ca32c