Overview

overview

10

Static

static

5cec864947...31.exe

windows7-x64

10

5cec864947...31.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    155s
  • max time network
    182s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220721-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220721-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01-08-2022 04:55

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General

  • Target

    5cec86494711c0700e876922ad52c7aec3caabecd7a2577ce4a7f0cd40b0aa31.exe

  • Size

    92KB

  • MD5

    b443d5c04e420ad73636247c48894667

  • SHA1

    19627871518443b9f4abca29896ca068cb246f10

  • SHA256

    5cec86494711c0700e876922ad52c7aec3caabecd7a2577ce4a7f0cd40b0aa31

  • SHA512

    0446741fbf9b1ffb1cec055477c1e2a13816b03724369b215661c0fb6e11f1ceb8137a22641010fb71cb4b1c6b36a5217d59aee7c50478db6f3aadcecc6bb1e4

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) 3 IoCs
  • Drops file in System32 directory 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 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5cec86494711c0700e876922ad52c7aec3caabecd7a2577ce4a7f0cd40b0aa31.exe
    "C:\Users\Admin\AppData\Local\Temp\5cec86494711c0700e876922ad52c7aec3caabecd7a2577ce4a7f0cd40b0aa31.exe"
    1⤵
    • 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:1848
    • C:\Windows\system32\cmd.exe
      "C:\Windows\system32\cmd.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:5088
      • C:\Windows\system32\mode.com
        mode con cp select=1251
        3⤵
          PID:2204
        • C:\Windows\system32\vssadmin.exe
          vssadmin delete shadows /all /quiet
          3⤵
          • Interacts with shadow copies
          PID:4960
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:2792

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

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    Downloads

    • memory/2204-131-0x0000000000000000-mapping.dmp

      Download

    • memory/4960-132-0x0000000000000000-mapping.dmp

      Download

    • memory/5088-130-0x0000000000000000-mapping.dmp

      Download