Analysis

  • max time kernel
    153s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-11-2022 18:57

General

  • Target

    4f20090710449417cf45830879d20623540487d4564d052a83ccb3e6457cabe4.exe

  • Size

    112KB

  • MD5

    4d16cd8f10ef3c30fa3a4a6356ba981c

  • SHA1

    349ea859a8e01e7863726c2b85f3e1bfaac6c987

  • SHA256

    4f20090710449417cf45830879d20623540487d4564d052a83ccb3e6457cabe4

  • SHA512

    6789bfc1f49922b0e98fa8bdfac50839f8b53ff70c9832e0ce0f0892f56064c8f23dc6db9785676a0895e5545754527207f2f6cb552df41466b45e8898184fa2

  • SSDEEP

    3072:NHqhRkfUSQSOGWANT2TZbCiPMBl2H+Qp51+9DU9wsaCpU9kXoAo6DSES2AE4mc0b:NEKUSHOGWANT2TZ+iPMf2H+Q31+9DU92

Score
10/10

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 53 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4f20090710449417cf45830879d20623540487d4564d052a83ccb3e6457cabe4.exe
    "C:\Users\Admin\AppData\Local\Temp\4f20090710449417cf45830879d20623540487d4564d052a83ccb3e6457cabe4.exe"
    1⤵
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2552
    • C:\Users\Admin\wiiduu.exe
      C:\Users\Admin\wiiduu.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:4872

Network

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Hidden Files and Directories

1
T1158

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Hidden Files and Directories

1
T1158

Modify Registry

2
T1112

Replay Monitor

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Downloads

  • C:\Users\Admin\wiiduu.exe
    Filesize

    112KB

    MD5

    54aa2390aeccc1fcf3bd1f5bac765c9c

    SHA1

    ae2e7c3f0bbf3a133c0c4caff79cba19bcdba78e

    SHA256

    e5dba3b256c9bee00ca75996ba0076da34825462e8e3198423d8e2ad2c740bd3

    SHA512

    a3d81149825ca3c0d1d241a188aad6941219d37853edde64f8daafcb28031ddd57f619eabe6c644a9b5d4eaecbed531c86ec0a91cbb0976ebad1fc29e92c28f8

  • C:\Users\Admin\wiiduu.exe
    Filesize

    112KB

    MD5

    54aa2390aeccc1fcf3bd1f5bac765c9c

    SHA1

    ae2e7c3f0bbf3a133c0c4caff79cba19bcdba78e

    SHA256

    e5dba3b256c9bee00ca75996ba0076da34825462e8e3198423d8e2ad2c740bd3

    SHA512

    a3d81149825ca3c0d1d241a188aad6941219d37853edde64f8daafcb28031ddd57f619eabe6c644a9b5d4eaecbed531c86ec0a91cbb0976ebad1fc29e92c28f8

  • memory/4872-134-0x0000000000000000-mapping.dmp