Windows 7 deprecation

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Analysis

  • max time kernel
    149s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240220-en
  • resource tags

    arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
  • submitted
    13/06/2024, 04:47

General

  • Target

    7acfc0f7c3e424d1e01bc74c15b86c3961f9ddae5950419a3a35e460dd03035a.exe

  • Size

    83KB

  • MD5

    f7ff0ba605d1a9c0a34e5d7b4c9c3184

  • SHA1

    192e69570dde2ae53ee83a54686af39e8937188b

  • SHA256

    7acfc0f7c3e424d1e01bc74c15b86c3961f9ddae5950419a3a35e460dd03035a

  • SHA512

    679db2c1f143d91691a9cf0daf97d91d2c9317973409e25be191939d41dca7b2a7021148b4d309c95a430a219ea6d527fdb05a5244531e6324ddaeb3bb7aa10c

  • SSDEEP

    1536:RshfSWHHNvoLqNwDDGw02eQmh0HjWO247KJFM:GhfxHNIreQm+Hi747KJFM

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Modifies system executable filetype association 2 TTPs 5 IoCs
  • Drops file in System32 directory 4 IoCs
  • Drops file in Windows directory 2 IoCs
  • Modifies registry class 15 IoCs
  • Suspicious behavior: EnumeratesProcesses 14 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7acfc0f7c3e424d1e01bc74c15b86c3961f9ddae5950419a3a35e460dd03035a.exe
    "C:\Users\Admin\AppData\Local\Temp\7acfc0f7c3e424d1e01bc74c15b86c3961f9ddae5950419a3a35e460dd03035a.exe"
    1⤵
    • Loads dropped DLL
    • Modifies system executable filetype association
    • Drops file in System32 directory
    • Drops file in Windows directory
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2360
    • C:\Windows\system\rundll32.exe
      C:\Windows\system\rundll32.exe
      2⤵
      • Executes dropped EXE
      • Modifies system executable filetype association
      • Modifies registry class
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of SetWindowsHookEx
      PID:2988

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\SysWOW64\notepad¢¬.exe

    Filesize

    73KB

    MD5

    d2c0dd76e05e3ed2106089468b2d65a2

    SHA1

    642967312de7e370e19515651b6cb460bec6e87e

    SHA256

    13cd0eb0d1b9065937173ff5e79f8b5088e0690d65e60d3782a491366697d2e3

    SHA512

    8e9c96fe25347aa869797e0ceba8adf0d74ad34a76a24e4fb9eb23dfdfe521b130802e3b2c8ee303f365b2bce51e70ff7bd211645c0c20b79a7ceba5d0dfc69a

  • \Windows\system\rundll32.exe

    Filesize

    76KB

    MD5

    78e70f15776f745ce34c37ad7f8cd1a3

    SHA1

    0846c7c8a5bf2239ce55298a885b5acde9eac92d

    SHA256

    b14d3b7c9b6836d4c9e20b9d1bd53477aa457bff42b185647c45230f017457f1

    SHA512

    0778bacdb2d4a98f1dd56e78bc193f796dfaa365e53e5173f6f98a9e1081e6303de20c642861fe88ce946c8364f88e2ac049c2e3ad6e8b755cf7aa7ba5e08fe5

  • memory/2360-0-0x0000000000400000-0x0000000000415A00-memory.dmp

    Filesize

    86KB

  • memory/2360-18-0x00000000002F0000-0x0000000000306000-memory.dmp

    Filesize

    88KB

  • memory/2360-17-0x00000000002F0000-0x0000000000306000-memory.dmp

    Filesize

    88KB

  • memory/2360-21-0x0000000000400000-0x0000000000415A00-memory.dmp

    Filesize

    86KB

  • memory/2988-19-0x0000000000400000-0x0000000000415A00-memory.dmp

    Filesize

    86KB