Analysis

  • max time kernel
    119s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    29-02-2024 22:47

General

  • Target

    Onyx Free Crypter.exe

  • Size

    4.6MB

  • MD5

    0639440ebf99e58c833be2870e4259b0

  • SHA1

    afbfeb6cce8b5710ddbf227f31e386ccc9c3b669

  • SHA256

    f28df7a1b0093d68e0230388c11bab5bf87ba5efc979f1a6a717f2e92d470443

  • SHA512

    3a559375273344fccc7e4cdd7ebda4eb3df439a63944208352792dc09bb478a68ec8c4a381141887e06eb0fea6dc9f88c8722f0764803f56a09d131ff31bc26b

  • SSDEEP

    98304:8b0dJK6mzAKcsfyllmpSzvyAKrtvCFbLADJyaWoKuxG/:hdJK69llcpSpKrMF3QG

Score
7/10

Malware Config

Signatures

  • Loads dropped DLL 1 IoCs
  • Obfuscated with Agile.Net obfuscator 1 IoCs

    Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.

  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Onyx Free Crypter.exe
    "C:\Users\Admin\AppData\Local\Temp\Onyx Free Crypter.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    PID:1200

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\53b4dde3-ceef-4149-b63d-4b67cc36c3e9\GunaDotNetRT.dll

    Filesize

    136KB

    MD5

    9af5eb006bb0bab7f226272d82c896c7

    SHA1

    c2a5bb42a5f08f4dc821be374b700652262308f0

    SHA256

    77dc05a6bda90757f66552ee3f469b09f1e00732b4edca0f542872fb591ed9db

    SHA512

    7badd41be4c1039302fda9bba19d374ec9446ce24b7db33b66bee4ef38180d1abcd666d2aea468e7e452aa1e1565eedfefed582bf1c2fe477a4171d99d48772a

  • memory/1200-4-0x000000000CA10000-0x000000000CF0E000-memory.dmp

    Filesize

    5.0MB

  • memory/1200-5-0x00000000007F0000-0x00000000007F6000-memory.dmp

    Filesize

    24KB

  • memory/1200-15-0x0000000074310000-0x0000000074390000-memory.dmp

    Filesize

    512KB

  • memory/1200-1-0x0000000000040000-0x00000000004E6000-memory.dmp

    Filesize

    4.6MB

  • memory/1200-14-0x0000000073980000-0x00000000739B7000-memory.dmp

    Filesize

    220KB

  • memory/1200-6-0x000000000A580000-0x000000000A69A000-memory.dmp

    Filesize

    1.1MB

  • memory/1200-7-0x000000000AB00000-0x000000000AD4C000-memory.dmp

    Filesize

    2.3MB

  • memory/1200-16-0x0000000002440000-0x00000000024A6000-memory.dmp

    Filesize

    408KB

  • memory/1200-3-0x0000000000900000-0x0000000000940000-memory.dmp

    Filesize

    256KB

  • memory/1200-2-0x00000000006B0000-0x00000000006B6000-memory.dmp

    Filesize

    24KB

  • memory/1200-0-0x0000000074510000-0x0000000074BFE000-memory.dmp

    Filesize

    6.9MB

  • memory/1200-17-0x0000000074510000-0x0000000074BFE000-memory.dmp

    Filesize

    6.9MB

  • memory/1200-18-0x0000000000900000-0x0000000000940000-memory.dmp

    Filesize

    256KB

  • memory/1200-19-0x0000000000900000-0x0000000000940000-memory.dmp

    Filesize

    256KB

  • memory/1200-20-0x0000000000900000-0x0000000000940000-memory.dmp

    Filesize

    256KB

  • memory/1200-21-0x0000000073980000-0x00000000739B7000-memory.dmp

    Filesize

    220KB

  • memory/1200-22-0x0000000000900000-0x0000000000940000-memory.dmp

    Filesize

    256KB