Overview

overview

10

Static

static

0df5f4794a...ca.exe

windows7_x64

10

0df5f4794a...ca.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    169s
  • max time network
    188s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    29-05-2022 15:42

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General

  • Target

    0df5f4794a0c890c3bef265b6c820baed2aced17fbf194149337a23ff1dc10ca.exe

  • Size

    425KB

  • MD5

    a204a6598182464aec31426ef3190cf1

  • SHA1

    5af8a417b66cd5a20ae4c01d648ce5f26a1e9ef1

  • SHA256

    0df5f4794a0c890c3bef265b6c820baed2aced17fbf194149337a23ff1dc10ca

  • SHA512

    0e6e05645cc59f21a6671d401b939f5504038f24c78e2f8a6756e962af791a9e7667828716ec8e52016f131d34e8d075a95cef4a803a8b3b023591d8efbc5bb8

Score
10/10
dharmapersistenceransomware

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
  • Drops startup file 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Drops desktop.ini file(s) 2 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 3 IoCs
  • Suspicious use of WriteProcessMemory 10 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0df5f4794a0c890c3bef265b6c820baed2aced17fbf194149337a23ff1dc10ca.exe
    "C:\Users\Admin\AppData\Local\Temp\0df5f4794a0c890c3bef265b6c820baed2aced17fbf194149337a23ff1dc10ca.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:3112
    • C:\Users\Admin\AppData\Local\Temp\0df5f4794a0c890c3bef265b6c820baed2aced17fbf194149337a23ff1dc10ca.exe
      C:\Users\Admin\AppData\Local\Temp\0df5f4794a0c890c3bef265b6c820baed2aced17fbf194149337a23ff1dc10ca.exe
      2⤵
      • 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 use of WriteProcessMemory
      PID:3580
      • C:\Windows\system32\cmd.exe
        "C:\Windows\system32\cmd.exe"
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:3384
        • C:\Windows\system32\mode.com
          mode con cp select=1251
          4⤵
            PID:3316
          • C:\Windows\system32\vssadmin.exe
            vssadmin delete shadows /all /quiet
            4⤵
            • Interacts with shadow copies
            PID:5096
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
        PID:3732
      • C:\Windows\system32\vssvc.exe
        C:\Windows\system32\vssvc.exe
        1⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:4624

      Network

      MITRE ATT&CK Enterprise v6

      Replay Monitor

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      Downloads

      • memory/3112-130-0x00000000005F0000-0x00000000005F7000-memory.dmp

        Filesize

        28KB

        Download

      • memory/3316-139-0x0000000000000000-mapping.dmp

        Download

      • memory/3384-138-0x0000000000000000-mapping.dmp

        Download

      • memory/3580-131-0x0000000000000000-mapping.dmp

        Download

      • memory/3580-132-0x0000000000400000-0x0000000000419000-memory.dmp

        Filesize

        100KB

        Download

      • memory/3580-137-0x0000000000400000-0x0000000000419000-memory.dmp

        Filesize

        100KB

        Download

      • memory/5096-140-0x0000000000000000-mapping.dmp

        Download