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Analysis

  • max time kernel
    151s
  • max time network
    46s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    02/12/2022, 23:36

General

  • Target

    337ff94582984fda0fd333cd5bd4edd71f2d0f60cce37fff909b8aa258b05e1e.exe

  • Size

    136KB

  • MD5

    3a6c64b0d58dc56343c9287afb753a53

  • SHA1

    6ea42b8a1f2d4b287ce9080065ec75f0fc50a983

  • SHA256

    337ff94582984fda0fd333cd5bd4edd71f2d0f60cce37fff909b8aa258b05e1e

  • SHA512

    284053fd6fae5fabcd777009f8196e56bb0367bcab5773374d32d662e2a2f9d86c2d29ab4dc564b6c50ac609bbe9246d06294699ae3621a0d0ad9b23d489af1a

  • SSDEEP

    3072:zyzRRG/J9t538E6tZqAwZh5dKzio3CfNynXp5ucK1FaOaB0W+A:+z9kAwWTSW+A

Score
10/10

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 29 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 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\337ff94582984fda0fd333cd5bd4edd71f2d0f60cce37fff909b8aa258b05e1e.exe
    "C:\Users\Admin\AppData\Local\Temp\337ff94582984fda0fd333cd5bd4edd71f2d0f60cce37fff909b8aa258b05e1e.exe"
    1⤵
    • Modifies visiblity of hidden/system files in Explorer
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:992
    • C:\Users\Admin\wouqeov.exe
      "C:\Users\Admin\wouqeov.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:1612

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\wouqeov.exe

    Filesize

    136KB

    MD5

    bb56dc5f95beb98804edccf0f4415990

    SHA1

    91dbf70fecb7fefb6b7278c7d965df9480224cd9

    SHA256

    670ed67286dd678c59519ee9e4e851eb1922f8d0a765794bbb5f5ae9a6bb77cb

    SHA512

    9bb7de9329b8d76dad55a2455dbbb5d5f0f950db5b917493dff421599cb0ed705dbba951315d2373fa225976a2d5ddae94cc15faabeed0444e707baf65d4636f

  • C:\Users\Admin\wouqeov.exe

    Filesize

    136KB

    MD5

    bb56dc5f95beb98804edccf0f4415990

    SHA1

    91dbf70fecb7fefb6b7278c7d965df9480224cd9

    SHA256

    670ed67286dd678c59519ee9e4e851eb1922f8d0a765794bbb5f5ae9a6bb77cb

    SHA512

    9bb7de9329b8d76dad55a2455dbbb5d5f0f950db5b917493dff421599cb0ed705dbba951315d2373fa225976a2d5ddae94cc15faabeed0444e707baf65d4636f

  • \Users\Admin\wouqeov.exe

    Filesize

    136KB

    MD5

    bb56dc5f95beb98804edccf0f4415990

    SHA1

    91dbf70fecb7fefb6b7278c7d965df9480224cd9

    SHA256

    670ed67286dd678c59519ee9e4e851eb1922f8d0a765794bbb5f5ae9a6bb77cb

    SHA512

    9bb7de9329b8d76dad55a2455dbbb5d5f0f950db5b917493dff421599cb0ed705dbba951315d2373fa225976a2d5ddae94cc15faabeed0444e707baf65d4636f

  • \Users\Admin\wouqeov.exe

    Filesize

    136KB

    MD5

    bb56dc5f95beb98804edccf0f4415990

    SHA1

    91dbf70fecb7fefb6b7278c7d965df9480224cd9

    SHA256

    670ed67286dd678c59519ee9e4e851eb1922f8d0a765794bbb5f5ae9a6bb77cb

    SHA512

    9bb7de9329b8d76dad55a2455dbbb5d5f0f950db5b917493dff421599cb0ed705dbba951315d2373fa225976a2d5ddae94cc15faabeed0444e707baf65d4636f

  • memory/992-56-0x0000000076561000-0x0000000076563000-memory.dmp

    Filesize

    8KB