Windows 7 deprecation

Windows 7 will be removed from tria.ge on 2025-03-31

Analysis

  • max time kernel
    42s
  • max time network
    45s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    07/11/2022, 19:45

General

  • Target

    86ea29519beda3fdd27b54678fe2189f145825e65000582c07cda827e74d3853.dll

  • Size

    237KB

  • MD5

    0bd702f288433e4abc9d5602a240d178

  • SHA1

    e9c6c3d4e2b4b698a41f8791103b897f4aec12b2

  • SHA256

    86ea29519beda3fdd27b54678fe2189f145825e65000582c07cda827e74d3853

  • SHA512

    75dfaf189a455f5393cf8ca91a62e3f52c0fb69c7a35ae3a50e88d568eaad1c2187bce00c56503f9a4b7c03687633848f3b79964759963a047ef9f3a18293e94

  • SSDEEP

    3072:cbf6uP+9YeSTC4MhNyh9iPWh84tkK+6wk29:12eST+hNVPpc+J9

Score
10/10

Malware Config

Signatures

  • Adds autorun key to be loaded by Explorer.exe on startup 2 TTPs 2 IoCs
  • Loads dropped DLL 2 IoCs
  • Drops file in System32 directory 4 IoCs
  • Modifies registry class 5 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\86ea29519beda3fdd27b54678fe2189f145825e65000582c07cda827e74d3853.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1660
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\86ea29519beda3fdd27b54678fe2189f145825e65000582c07cda827e74d3853.dll,#1
      2⤵
      • Adds autorun key to be loaded by Explorer.exe on startup
      • Loads dropped DLL
      • Drops file in System32 directory
      • Modifies registry class
      • Suspicious use of SetWindowsHookEx
      PID:1932

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • \Windows\SysWOW64\gpkul.dll

    Filesize

    1.1MB

    MD5

    9b98d47916ead4f69ef51b56b0c2323c

    SHA1

    290a80b4ded0efc0fd00816f373fcea81a521330

    SHA256

    96e0ae104c9662d0d20fdf59844c2d18334e5847b6c4fc7f8ce4b3b87f39887b

    SHA512

    68b67021f228d8d71df4deb0b6388558b2f935a6aa466a12199cd37ada47ee588ea407b278d190d3a498b0ef3f5f1a2573a469b7ea5561ab2e7055c45565fe94

  • \Windows\SysWOW64\udyiz.dll

    Filesize

    625KB

    MD5

    95e2376b3323f062eb562b8586d0f14a

    SHA1

    453d4c3bf4a489433b593420a37bbffb7749875a

    SHA256

    bd3fa8750123d00aa0967fba44372c46ea002681da9c9b77a4f9261553e26017

    SHA512

    b898603d07a49237e4dfc6872d5caa7616bae1258926f10e66c4d3f0d81cccefac1e844395b65bb1f308fbc022061b52e51f60658d0a546c04b365b3428cc87d

  • memory/1932-55-0x0000000075F51000-0x0000000075F53000-memory.dmp

    Filesize

    8KB

  • memory/1932-56-0x00000000006D0000-0x0000000000715000-memory.dmp

    Filesize

    276KB

  • memory/1932-59-0x00000000006D0000-0x0000000000715000-memory.dmp

    Filesize

    276KB