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Analysis

  • max time kernel
    96s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    15/07/2024, 07:17

General

  • Target

    a5eb4498bc6bd9c2e60c56adc4642a40N.dll

  • Size

    239KB

  • MD5

    a5eb4498bc6bd9c2e60c56adc4642a40

  • SHA1

    4561ea195aeec468243918eee92171cde72854a3

  • SHA256

    f39996733cdab95af610a517e96147f4f34c657b6ff55e2e27f9dcb91e599d3a

  • SHA512

    69a209d984895ad10f2924173b35e62c614ba1eacfcc5ef728f15fc741d86c397832fffff9c9845908a30828b6bdfef3adf26ffc9a745c00c3a480f02bc87c4f

  • SSDEEP

    6144:q7gMPBCqsXGOOPzlX9ee5W09Wvj/Dng+X5Cjz0eUR:czsg+9v3gQ55em

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Drops file in System32 directory 64 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 64 IoCs
  • Program crash 1 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\a5eb4498bc6bd9c2e60c56adc4642a40N.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2812
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\a5eb4498bc6bd9c2e60c56adc4642a40N.dll,#1
      2⤵
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:2816
      • C:\Users\Admin\AppData\Local\Temp\6806.tmp
        C:\Users\Admin\AppData\Local\Temp\6806.tmp
        3⤵
        • Executes dropped EXE
        • Drops file in System32 directory
        • Drops file in Program Files directory
        • Drops file in Windows directory
        PID:2692
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2816 -s 228
        3⤵
        • Program crash
        PID:2880

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Local\Temp\6806.tmp

    Filesize

    145KB

    MD5

    c610e7ccd6859872c585b2a85d7dc992

    SHA1

    362b3d4b72e3add687c209c79b500b7c6a246d46

    SHA256

    14063fc61dc71b9881d75e93a587c27a6daf8779ff5255a24a042beace541041

    SHA512

    8570aad2ae8b5dcba00fc5ebf3dc0ea117e96cc88a83febd820c5811bf617a6431c1367b3eb88332f43f80b30ebe2c298c22dcc44860a075f7b41bf350236666

  • memory/2816-0-0x00000000001B0000-0x00000000001EA000-memory.dmp

    Filesize

    232KB

  • memory/2816-2-0x0000000010001000-0x0000000010002000-memory.dmp

    Filesize

    4KB