Overview

overview

7

Static

static

3

2024-06-09...re.exe

windows7-x64

7

2024-06-09...re.exe

windows10-2004-x64

7

Analysis

  • max time kernel
    122s
  • max time network
    127s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    09/06/2024, 09:04

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General

  • Target

    2024-06-09_c20c4cb0f6ad63d8d683b50842045563_bkransomware.exe

  • Size

    262KB

  • MD5

    c20c4cb0f6ad63d8d683b50842045563

  • SHA1

    358e89482a2018d1d62571bef117c8b3b677dc65

  • SHA256

    bbeef9ffe514cd16a400dda06fa205fecebb5c8f285b0310c795a62eba5be8fd

  • SHA512

    aea57c5c858714dcdc2879d81f009c8c6192034ba038afa07be3e1bff24422ed6fc5cecf557eef11c643727bd4f0b310223b6b35c708de5aefdebfc388f41ff0

  • SSDEEP

    6144:hZMazM5sZChZJpq9qrK8NpFYwDu//ru1PhCqK:hS0M5u998NciunSC9

Score
7/10
persistencespywarestealer

Malware Config

Signatures

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

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

    spywarestealer
  • Adds Run key to start application 2 TTPs 2 IoCs
    persistence
  • Drops file in Windows directory 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-06-09_c20c4cb0f6ad63d8d683b50842045563_bkransomware.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-06-09_c20c4cb0f6ad63d8d683b50842045563_bkransomware.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2988
    • C:\Users\Admin\AppData\Local\Temp\XPL9x2nPFYGbMUs.exe
      C:\Users\Admin\AppData\Local\Temp\XPL9x2nPFYGbMUs.exe
      2⤵
      • Executes dropped EXE
      PID:2560
    • C:\Windows\CTS.exe
      "C:\Windows\CTS.exe"
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Drops file in Windows directory
      • Suspicious use of AdjustPrivilegeToken
      PID:2956

Network

        MITRE ATT&CK Enterprise v15

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        Downloads

        • C:\Windows\CTS.exe
          Filesize

          71KB

          MD5

          66df4ffab62e674af2e75b163563fc0b

          SHA1

          dec8a197312e41eeb3cfef01cb2a443f0205cd6e

          SHA256

          075a6eecd8da1795532318f9cf880efe42461f9464d63f74deb271d33110f163

          SHA512

          1588dd78e6e8972013c40cdb6acfb84c8df7b081197233ce621904b645356c805d0424bb93dd46c55834dc47d9ff39ee1323cf8e670841b3fff24ab98ba87f25

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        • \Users\Admin\AppData\Local\Temp\XPL9x2nPFYGbMUs.exe
          Filesize

          191KB

          MD5

          94a363cd532d88ac33997c25657a19b5

          SHA1

          a98f1a8361d0183651c0ef457b9ac4339e429bea

          SHA256

          13b98844b2fa4a39a4d8ebb414fc79450d5ab4f0c8f5141ac06d40b2a0431ea4

          SHA512

          3b1c87a67f63e4276453ec1e322f0c13896dd0524ef35f4e4037a481ce354feaa98440f85b784c0b90a900c59ef115654f687457180ea433ea0100427f5c26f5

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