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Analysis

  • max time kernel
    106s
  • max time network
    116s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240419-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05/05/2024, 13:16

General

  • Target

    a46dffda28efe80cc2adfd1cbbc8df366f3d3fcbaf655bfda130da310a928ab5.dll

  • Size

    2.6MB

  • MD5

    827132728094af912aacd61aba327efa

  • SHA1

    a1906eed0f4bdfb7f683268968e5574094f4e056

  • SHA256

    a46dffda28efe80cc2adfd1cbbc8df366f3d3fcbaf655bfda130da310a928ab5

  • SHA512

    176a391d6d4d1d3f21068c5db153df89314e16776daccaa2dada256725f18de88fac00fa6569bd954537a130acf7c4c80da703fe21998a48424e0697fe0f5802

  • SSDEEP

    49152:iM+EjnR1hPO/c4spgNvmLak4pT7ZwEpXhEQTZ1lsc07PAe9zY4YCR2z+M0Gl:xvVPODtNvmbk5z2Ae9zA+W+M0

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 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 58 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 62 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\a46dffda28efe80cc2adfd1cbbc8df366f3d3fcbaf655bfda130da310a928ab5.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1156
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\a46dffda28efe80cc2adfd1cbbc8df366f3d3fcbaf655bfda130da310a928ab5.dll,#1
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3276
      • C:\Users\Admin\AppData\Local\Temp\350A.tmp
        C:\Users\Admin\AppData\Local\Temp\350A.tmp
        3⤵
        • Executes dropped EXE
        • Drops file in System32 directory
        • Drops file in Program Files directory
        • Drops file in Windows directory
        PID:5028

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\350A.tmp

    Filesize

    145KB

    MD5

    c610e7ccd6859872c585b2a85d7dc992

    SHA1

    362b3d4b72e3add687c209c79b500b7c6a246d46

    SHA256

    14063fc61dc71b9881d75e93a587c27a6daf8779ff5255a24a042beace541041

    SHA512

    8570aad2ae8b5dcba00fc5ebf3dc0ea117e96cc88a83febd820c5811bf617a6431c1367b3eb88332f43f80b30ebe2c298c22dcc44860a075f7b41bf350236666

  • memory/3276-0-0x0000000000B70000-0x0000000000C3C000-memory.dmp

    Filesize

    816KB

  • memory/3276-1-0x0000000000B70000-0x0000000000C3C000-memory.dmp

    Filesize

    816KB