Overview

overview

10

Static

static

5d38ebafe0...8e.exe

windows7_x64

10

5d38ebafe0...8e.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    140s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    05/02/2022, 15:16

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General

  • Target
    5d38ebafe05f6b9a2a94dd107bdda796b33563865ca6a1b9e562bcea63526a8e.exe
  • Size 70KB
  • Sample220205-snkmaacfb2
  • SHA256 5d38ebafe05f6b9a2a94dd107bdda796b33563865ca6a1b9e562bcea63526a8e
  • MD5 SHA1 SHA512
Score
10/10
balaclavaransomware

Malware Config

Signatures

  • Balaclava Malware

    Balaclava malware is a ransomware program.

    ransomwarebalaclava
  • Modifies extensions of user files 10 IoCs

    Ransomware generally changes the extension on encrypted files.

    ransomware
  • Deletes itself 1 IoCs
  • Drops desktop.ini file(s) 37 IoCs
  • Enumerates connected drives 3 TTPs 1 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in Program Files directory 64 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5d38ebafe05f6b9a2a94dd107bdda796b33563865ca6a1b9e562bcea63526a8e.exe
    "C:\Users\Admin\AppData\Local\Temp\5d38ebafe05f6b9a2a94dd107bdda796b33563865ca6a1b9e562bcea63526a8e.exe"
    1⤵
    • Modifies extensions of user files
    • Drops desktop.ini file(s)
    • Enumerates connected drives
    • Drops file in Program Files directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1272
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\5d38ebafe05f6b9a2a94dd107bdda796b33563865ca6a1b9e562bcea63526a8e.exe > nul
      2⤵
      • Deletes itself
      PID:1940

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        memory/1272-53-0x00000000766D1000-0x00000000766D3000-memory.dmp
        Download