Analysis

  • max time kernel
    164s
  • max time network
    182s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29/11/2022, 03:28

General

  • Target

    d070561530c0b67c2f9b580bef59151f321405f574960bf1471ee9ca88c76bd7.exe

  • Size

    212KB

  • MD5

    ac961f1cd80b6e930167e620ca6c2984

  • SHA1

    977702cb00686ebf707a63c77eecdb89b2c7eb50

  • SHA256

    d070561530c0b67c2f9b580bef59151f321405f574960bf1471ee9ca88c76bd7

  • SHA512

    3f985f0f9c2723cec4cbee303c553b5260dfe5ef21b40c2b16cf1488c57eb44480ddcec9e02a745ac364171c20256a720f1fbcba9327067fd363d0b8f8b44309

  • SSDEEP

    3072:vvCh2UjpESxVFd3MiaDN/bG0sCOL5pNk+ZxDn/Sg7:n2VFd3MiK/SxCOL5pDr

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 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 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d070561530c0b67c2f9b580bef59151f321405f574960bf1471ee9ca88c76bd7.exe
    "C:\Users\Admin\AppData\Local\Temp\d070561530c0b67c2f9b580bef59151f321405f574960bf1471ee9ca88c76bd7.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:3052
    • C:\Users\Admin\nuupag.exe
      "C:\Users\Admin\nuupag.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:5096

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\nuupag.exe

    Filesize

    212KB

    MD5

    f4165503119ccda71966effa80f134f9

    SHA1

    c30f88f5f259ab620899ad366da0421a93448fdd

    SHA256

    0e0abfc8ea4e1010cec5a9a07bb2b5c71cc5110d530a4b58d228f47f41ac9b73

    SHA512

    1433aa021965272b58345e57e1b9d300a2493974e6d03ba86189be4b74efeaf5b177c3a3b78b3c077cd96cd0ad39b957a9fa92b83c8825e41356a1cd0457474e

  • C:\Users\Admin\nuupag.exe

    Filesize

    212KB

    MD5

    f4165503119ccda71966effa80f134f9

    SHA1

    c30f88f5f259ab620899ad366da0421a93448fdd

    SHA256

    0e0abfc8ea4e1010cec5a9a07bb2b5c71cc5110d530a4b58d228f47f41ac9b73

    SHA512

    1433aa021965272b58345e57e1b9d300a2493974e6d03ba86189be4b74efeaf5b177c3a3b78b3c077cd96cd0ad39b957a9fa92b83c8825e41356a1cd0457474e