Analysis

  • max time kernel
    152s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04-10-2022 03:47

General

  • Target

    9ae063aad76bfd3f8ee64c781f67db4ce8e01d982130c1854d51e9fbf7100d10.exe

  • Size

    172KB

  • MD5

    213c1a4d0c12a45713b91b187bdc2f54

  • SHA1

    a7dfa3a391b4cbeff7021341f99534b8f176b0b2

  • SHA256

    9ae063aad76bfd3f8ee64c781f67db4ce8e01d982130c1854d51e9fbf7100d10

  • SHA512

    0076ff501eecc4b1a37fb4f6a14d30d0086246afd1ed2f20e4c926c668b048d1ff8afbf4223b1eaa2969527af8ef474741c75e85c290e0375d56a8d6562a86e4

  • SSDEEP

    3072:6cFonoVD8oSx/mvXAFIFR7Nzim04f1fhLOG7GQiCLMt8Xt/Wv6mgeB:6GoUD8oSx/mvXAFIFR7N7DfhhLOG7GQe

Score
10/10

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 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 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9ae063aad76bfd3f8ee64c781f67db4ce8e01d982130c1854d51e9fbf7100d10.exe
    "C:\Users\Admin\AppData\Local\Temp\9ae063aad76bfd3f8ee64c781f67db4ce8e01d982130c1854d51e9fbf7100d10.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:5012
    • C:\Users\Admin\saiofa.exe
      "C:\Users\Admin\saiofa.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
      • Suspicious use of WriteProcessMemory
      PID:2012

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\saiofa.exe

    Filesize

    172KB

    MD5

    0603d21f012cfc23e569c71d324034e8

    SHA1

    5015650c71c5e34a354b68b8b05386a89d2b8eaa

    SHA256

    0a1a8f844c6fe9a0932c940449ca316add075c72a7f33137220f2f105df899d4

    SHA512

    3ad926927126da4d6a5b96c9a30f178e2927ea5376fa69d9d038f05d2bd6d6d00151aa8d844c4d9c7d3f8095186f4044503eadeebbdee9ff6724da06db9f9538

  • C:\Users\Admin\saiofa.exe

    Filesize

    172KB

    MD5

    0603d21f012cfc23e569c71d324034e8

    SHA1

    5015650c71c5e34a354b68b8b05386a89d2b8eaa

    SHA256

    0a1a8f844c6fe9a0932c940449ca316add075c72a7f33137220f2f105df899d4

    SHA512

    3ad926927126da4d6a5b96c9a30f178e2927ea5376fa69d9d038f05d2bd6d6d00151aa8d844c4d9c7d3f8095186f4044503eadeebbdee9ff6724da06db9f9538

  • memory/2012-134-0x0000000000000000-mapping.dmp