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Overview

overview

10

Static

static

f66c4eea10...b9.exe

windows7-x64

10

f66c4eea10...b9.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    163s
  • max time network
    176s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28/10/2022, 18:25

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General

  • Target

    f66c4eea10282e14fe8e080695be8bc45bdebad58afed927ea761a5d16f90fb9.exe

  • Size

    224KB

  • MD5

    0aff7df8cf4d7ee43b118b941c8755e1

  • SHA1

    43f5b707aba51af28df9072dae537b9119a64ed4

  • SHA256

    f66c4eea10282e14fe8e080695be8bc45bdebad58afed927ea761a5d16f90fb9

  • SHA512

    a2c279591c016d4f8b038a4933e91c82b2774db11764b704d5ceaca69d4523f72f8ba4b3c75d30d8eaf869e95e2bd64fd19330f61d55ed3a52088916ee200c37

  • SSDEEP

    3072:gXyqNsMoBuuZVpl2mclbj4Uvx+8ysNOu+2eRcKksU61JkkX39RLrw4ySKUbax2+c:PqN5ep4LnbmlrZ3X

Score
10/10
evasionpersistence

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
    evasion
  • 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 29 IoCs
    persistence
  • 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\f66c4eea10282e14fe8e080695be8bc45bdebad58afed927ea761a5d16f90fb9.exe
    "C:\Users\Admin\AppData\Local\Temp\f66c4eea10282e14fe8e080695be8bc45bdebad58afed927ea761a5d16f90fb9.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:4792
    • C:\Users\Admin\yoeaceb.exe
      "C:\Users\Admin\yoeaceb.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:4232

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    224KB

    MD5

    93da56604855e141a44cbbd6f0ce7318

    SHA1

    157dccf2da96a0b4aec97b719ef35a064ad5684f

    SHA256

    d57f3f60cb0a025dc4f1f59acb24e9ffafa7ac578e9065e1850dce0d49a74e12

    SHA512

    4d18e8fa68f0602ac6d6bd106475165e6933ae42deb22176a3ddffd3c3742b455eda6c0572b2678d2313a5153561eaa7fa8ee814655bac44e94aacffad01e60d

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

    224KB

    MD5

    93da56604855e141a44cbbd6f0ce7318

    SHA1

    157dccf2da96a0b4aec97b719ef35a064ad5684f

    SHA256

    d57f3f60cb0a025dc4f1f59acb24e9ffafa7ac578e9065e1850dce0d49a74e12

    SHA512

    4d18e8fa68f0602ac6d6bd106475165e6933ae42deb22176a3ddffd3c3742b455eda6c0572b2678d2313a5153561eaa7fa8ee814655bac44e94aacffad01e60d

    Download Submit