Analysis

  • max time kernel
    135s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    05-05-2024 01:15

General

  • Target

    54f7f3b113bc233f32d95f6861ed9f716976512173ee958d0f349dac97e991ea.dll

  • Size

    2.6MB

  • MD5

    625c0ac260c3e91787ad57819a18f96b

  • SHA1

    f872b9e7b2fd940a10f7b87734c9e0098fdb0c52

  • SHA256

    54f7f3b113bc233f32d95f6861ed9f716976512173ee958d0f349dac97e991ea

  • SHA512

    43b43514f7026143999eaeccb9e4f8b8d66a6ea7c89f3498b0008f0a03fe688ad650bf3ce57a2abae73e6f254570a52a590ac1cd1a4f851bff1abcd8d406d8fa

  • SSDEEP

    49152:i3GRfLISK1RjB0+hi962F3fbClIeZaF5pXhEQTZ1lsc47vFn2Iwh2sUjfBjxZng:2+w1RjB0ia6Y3fbb6aFeFn2IDV7C

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
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\54f7f3b113bc233f32d95f6861ed9f716976512173ee958d0f349dac97e991ea.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1692
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\54f7f3b113bc233f32d95f6861ed9f716976512173ee958d0f349dac97e991ea.dll,#1
      2⤵
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:1380
      • C:\Users\Admin\AppData\Local\Temp\2CBB.tmp
        C:\Users\Admin\AppData\Local\Temp\2CBB.tmp
        3⤵
        • Executes dropped EXE
        • Drops file in System32 directory
        • Drops file in Program Files directory
        • Drops file in Windows directory
        PID:2912

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Local\Temp\2CBB.tmp

    Filesize

    145KB

    MD5

    c610e7ccd6859872c585b2a85d7dc992

    SHA1

    362b3d4b72e3add687c209c79b500b7c6a246d46

    SHA256

    14063fc61dc71b9881d75e93a587c27a6daf8779ff5255a24a042beace541041

    SHA512

    8570aad2ae8b5dcba00fc5ebf3dc0ea117e96cc88a83febd820c5811bf617a6431c1367b3eb88332f43f80b30ebe2c298c22dcc44860a075f7b41bf350236666

  • memory/1380-0-0x00000000008C0000-0x000000000098C000-memory.dmp

    Filesize

    816KB

  • memory/1380-1-0x00000000008C0000-0x000000000098C000-memory.dmp

    Filesize

    816KB