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Analysis

  • max time kernel
    118s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    06/06/2024, 18:46

General

  • Target

    2024-06-06_a151a32a0232239c8ea251c707aad212_bkransomware.exe

  • Size

    13.3MB

  • MD5

    a151a32a0232239c8ea251c707aad212

  • SHA1

    a7cc96caa50f9cea4f3de9d31bd0fddb5638e9e6

  • SHA256

    c533c7aa25582fd7496e0fb8c6f84f82435aff99e8e0c7097f3392405059d677

  • SHA512

    ccb21be8743e263d0ac7d5763b62c8699fd91cfcdc5a2cde4814556932be444218a90be2f8df1cdbcb4bebe97b9b3cc21b2f35e1d7b3cf74cca2b52a175829bf

  • SSDEEP

    98304:DJtjRMNT7Fn4xFzxKNzeIoZIaSv83J9r0fPEEy:NSTRnmFzxK9on/3J9oHa

Malware Config

Signatures

  • Reads user/profile data of web browsers 2 TTPs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops file in Windows directory 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-06-06_a151a32a0232239c8ea251c707aad212_bkransomware.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-06-06_a151a32a0232239c8ea251c707aad212_bkransomware.exe"
    1⤵
    • Adds Run key to start application
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    PID:2188

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads