Analysis

  • max time kernel
    151s
  • max time network
    139s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02/10/2022, 00:10

General

  • Target

    7aa034b5999fd6d3abce5d14389567174a97597783faf10db1fc5184e085f196.exe

  • Size

    344KB

  • MD5

    72222466881e5fa1331572fa3e263831

  • SHA1

    2ae8dc11196e050c464436009fa8d527506ff7c7

  • SHA256

    7aa034b5999fd6d3abce5d14389567174a97597783faf10db1fc5184e085f196

  • SHA512

    d804c0e5ef383f3298e6bbc5bbb1aec877d4f4ed461648791352cfc5034a19616f53e0416cf7a6d91b75089b980c25c09730716ee6bb07f0674684a5f8fcd7b8

  • SSDEEP

    6144:t2YUVB0T1aG9SWK/fObT/bGidhjhxEF0N3hL7VklVA3MZLhcYm9e4yqyQhNNnSZ+:tdUVB0T1nwWK/fObT/bGiA0NFVkWMZLo

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\7aa034b5999fd6d3abce5d14389567174a97597783faf10db1fc5184e085f196.exe
    "C:\Users\Admin\AppData\Local\Temp\7aa034b5999fd6d3abce5d14389567174a97597783faf10db1fc5184e085f196.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:4992
    • C:\Users\Admin\moesoa.exe
      "C:\Users\Admin\moesoa.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:4564

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\moesoa.exe

    Filesize

    344KB

    MD5

    0d52ac658f46f2b54ba95da4a28b6bd5

    SHA1

    48b45cc2767a3e86a4c4b2dcaf6570c3331bf726

    SHA256

    f22009c9448f5b0fb54bc90d14cd1fec1b51f4a8c2c3458b241ebcf6d9081aad

    SHA512

    c02f8749dfe44a307168389a86662cfb341cfe00dc3408fc0ab363bb3b7bc808d9e2bc098dd2ec5fff9632b40ef1d0466408fb16daa405306421260eb5ea0fd3

  • C:\Users\Admin\moesoa.exe

    Filesize

    344KB

    MD5

    0d52ac658f46f2b54ba95da4a28b6bd5

    SHA1

    48b45cc2767a3e86a4c4b2dcaf6570c3331bf726

    SHA256

    f22009c9448f5b0fb54bc90d14cd1fec1b51f4a8c2c3458b241ebcf6d9081aad

    SHA512

    c02f8749dfe44a307168389a86662cfb341cfe00dc3408fc0ab363bb3b7bc808d9e2bc098dd2ec5fff9632b40ef1d0466408fb16daa405306421260eb5ea0fd3