Overview

overview

10

Static

static

23b61ce11f...1e.exe

windows7_x64

10

23b61ce11f...1e.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    151s
  • max time network
    42s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    12-06-2022 00:38

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General

  • Target

    23b61ce11f2a64fe00b92584657f884bd7a7b39b1160d9e006bfec83cec1921e.exe

  • Size

    404KB

  • MD5

    faba065344e5f585a8e7acfce2ffff5f

  • SHA1

    bdbbc7f1ec213771a593dfc8f273e2c0b28a46af

  • SHA256

    23b61ce11f2a64fe00b92584657f884bd7a7b39b1160d9e006bfec83cec1921e

  • SHA512

    ea128b2e682085bf41fc5b322f89ea4d8c1f6090bdf723d688818f91e3e6395a05368c1029ca7c647d90e4bce118ddea9f19fd4b73938636862d2047c664986e

Score
10/10
dharmapersistenceransomwarespywarestealer

Malware Config

Signatures

  • Dharma

    Dharma is a ransomware that uses security software installation to hide malicious activities.

    ransomwaredharma
  • Deletes shadow copies 2 TTPs

    Ransomware often targets backup files to inhibit system recovery.

    ransomware
  • Modifies extensions of user files 1 IoCs

    Ransomware generally changes the extension on encrypted files.

    ransomware
  • Drops startup file 4 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 1 IoCs
    persistence
  • Drops desktop.ini file(s) 64 IoCs
  • Drops file in System32 directory 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Interacts with shadow copies 2 TTPs 1 IoCs

    Shadow copies are often targeted by ransomware to inhibit system recovery.

    ransomware
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\23b61ce11f2a64fe00b92584657f884bd7a7b39b1160d9e006bfec83cec1921e.exe
    "C:\Users\Admin\AppData\Local\Temp\23b61ce11f2a64fe00b92584657f884bd7a7b39b1160d9e006bfec83cec1921e.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2036
    • C:\Users\Admin\AppData\Local\Temp\23b61ce11f2a64fe00b92584657f884bd7a7b39b1160d9e006bfec83cec1921e.exe
      C:\Users\Admin\AppData\Local\Temp\23b61ce11f2a64fe00b92584657f884bd7a7b39b1160d9e006bfec83cec1921e.exe
      2⤵
      • Modifies extensions of user files
      • Drops startup file
      • Adds Run key to start application
      • Drops desktop.ini file(s)
      • Drops file in System32 directory
      • Drops file in Program Files directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:1900
      • C:\Windows\system32\cmd.exe
        "C:\Windows\system32\cmd.exe"
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1572
        • C:\Windows\system32\mode.com
          mode con cp select=1251
          4⤵
            PID:1440
          • C:\Windows\system32\vssadmin.exe
            vssadmin delete shadows /all /quiet
            4⤵
            • Interacts with shadow copies
            PID:748
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
        PID:1724

      Network

      MITRE ATT&CK Enterprise v6

      Replay Monitor

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      Downloads

      • memory/748-65-0x0000000000000000-mapping.dmp

        Download

      • memory/1440-64-0x0000000000000000-mapping.dmp

        Download

      • memory/1572-63-0x0000000000000000-mapping.dmp

        Download

      • memory/1900-55-0x0000000000400000-0x0000000000419000-memory.dmp

        Filesize

        100KB

        Download

      • memory/1900-60-0x000000000040A9D0-mapping.dmp

        Download

      • memory/1900-61-0x0000000000400000-0x0000000000419000-memory.dmp

        Filesize

        100KB

        Download

      • memory/2036-54-0x0000000075C01000-0x0000000075C03000-memory.dmp

        Filesize

        8KB

        Download

      • memory/2036-66-0x0000000000860000-0x0000000000894000-memory.dmp

        Filesize

        208KB

        Download