Overview

overview

10

Static

static

ea0b83c961...72.exe

windows7_x64

10

ea0b83c961...72.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    150s
  • max time network
    43s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    18-04-2022 10:11

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General

  • Target

    ea0b83c9616db34698c08fa0a58adf67f18f0c9d7d7f153dbc9c50e5b7683a72.exe

  • Size

    267KB

  • MD5

    e738a4ceec768287bb4fd511d5716347

  • SHA1

    40be6837dbb3d2b3a03c0899777bf737a5349206

  • SHA256

    ea0b83c9616db34698c08fa0a58adf67f18f0c9d7d7f153dbc9c50e5b7683a72

  • SHA512

    f07bd25fb220f45b6f488caeb235f482d6c0abcca7036e85614244dc56e7fa566e17e89fab354281caa7bacf21e251e3d3d80cfa59bc1fcbf31c8887826e39a5

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 5 IoCs

    Ransomware generally changes the extension on encrypted files.

    ransomware
  • Drops startup file 5 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
  • Drops file in Program Files directory 64 IoCs
  • Interacts with shadow copies 2 TTPs 2 IoCs

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

    ransomware
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ea0b83c9616db34698c08fa0a58adf67f18f0c9d7d7f153dbc9c50e5b7683a72.exe
    "C:\Users\Admin\AppData\Local\Temp\ea0b83c9616db34698c08fa0a58adf67f18f0c9d7d7f153dbc9c50e5b7683a72.exe"
    1⤵
    • 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:1936
    • C:\Windows\system32\cmd.exe
      "C:\Windows\system32\cmd.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1320
      • C:\Windows\system32\mode.com
        mode con cp select=1251
        3⤵
          PID:1908
        • C:\Windows\system32\vssadmin.exe
          vssadmin delete shadows /all /quiet
          3⤵
          • Interacts with shadow copies
          PID:1772
      • C:\Windows\system32\cmd.exe
        "C:\Windows\system32\cmd.exe"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:1940
        • C:\Windows\system32\mode.com
          mode con cp select=1251
          3⤵
            PID:2032
          • C:\Windows\system32\vssadmin.exe
            vssadmin delete shadows /all /quiet
            3⤵
            • Interacts with shadow copies
            PID:1916
      • C:\Windows\system32\vssvc.exe
        C:\Windows\system32\vssvc.exe
        1⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:1120

      Network

      MITRE ATT&CK Enterprise v6

      Replay Monitor

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      Downloads

      • memory/1320-55-0x0000000000000000-mapping.dmp
        Download
      • memory/1772-57-0x0000000000000000-mapping.dmp
        Download
      • memory/1908-56-0x0000000000000000-mapping.dmp
        Download
      • memory/1916-63-0x0000000000000000-mapping.dmp
        Download
      • memory/1936-54-0x0000000074DD1000-0x0000000074DD3000-memory.dmp
        Filesize

        8KB

        Download
      • memory/1936-59-0x0000000000220000-0x0000000000239000-memory.dmp
        Filesize

        100KB

        Download
      • memory/1936-58-0x00000000010A9000-0x00000000010BC000-memory.dmp
        Filesize

        76KB

        Download
      • memory/1936-60-0x0000000000400000-0x0000000000C1C000-memory.dmp
        Filesize

        8.1MB

        Download
      • memory/1940-61-0x0000000000000000-mapping.dmp
        Download
      • memory/2032-62-0x0000000000000000-mapping.dmp
        Download