Analysis

  • max time kernel
    117s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    20/04/2024, 01:41

General

  • Target

    b1da014752e278d82142ca01541e6602c5ef604b59d73847c59de2ed6514e5c6.dll

  • Size

    346KB

  • MD5

    c682e14f7ee9c240f0f01c8e3c32a30a

  • SHA1

    95c3e8ad37a1fbf94fc9bf4f1e3e0f80cc73dbd7

  • SHA256

    b1da014752e278d82142ca01541e6602c5ef604b59d73847c59de2ed6514e5c6

  • SHA512

    83f00d387fc246d5a0dcf321b775a092fbb5ba6e98f97dfc1e0ca916f05e93e064fe7daa77e53999be598bd82a404cb4032df35493c7898cfe44b9636d1a0a56

  • SSDEEP

    6144:T8Ppl1ZpJBEjJakglAgWZBdFeCaUPL8+XCwm0RQ2aXswAXVsOB8N0d+haxwYuWKS:TWJBEj8zZWZJeTQQkPa0AN0d6FY2S

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\b1da014752e278d82142ca01541e6602c5ef604b59d73847c59de2ed6514e5c6.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2896
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\b1da014752e278d82142ca01541e6602c5ef604b59d73847c59de2ed6514e5c6.dll,#1
      2⤵
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:2960
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2960 -s 228
        3⤵
        • Program crash
        PID:2988
      • C:\Users\Admin\AppData\Local\Temp\ADA.tmp
        C:\Users\Admin\AppData\Local\Temp\ADA.tmp
        3⤵
        • Executes dropped EXE
        • Drops file in System32 directory
        • Drops file in Program Files directory
        • Drops file in Windows directory
        PID:2772

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

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

          Filesize

          145KB

          MD5

          c610e7ccd6859872c585b2a85d7dc992

          SHA1

          362b3d4b72e3add687c209c79b500b7c6a246d46

          SHA256

          14063fc61dc71b9881d75e93a587c27a6daf8779ff5255a24a042beace541041

          SHA512

          8570aad2ae8b5dcba00fc5ebf3dc0ea117e96cc88a83febd820c5811bf617a6431c1367b3eb88332f43f80b30ebe2c298c22dcc44860a075f7b41bf350236666

        • memory/2960-1-0x00000000001E0000-0x0000000000218000-memory.dmp

          Filesize

          224KB

        • memory/2960-0-0x00000000001E0000-0x0000000000218000-memory.dmp

          Filesize

          224KB