Overview

overview

10

Static

static

9

424c0a292d...b6.exe

windows7_x64

10

424c0a292d...b6.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    151s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-en-20220113
  • submitted
    16-03-2022 21:42

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General

  • Target

    424c0a292d3a06d3f9a6971193e0e2aa38101bb5551429e5a40d6a9287ece4b6.exe

  • Size

    575KB

  • MD5

    fea353766b5dd23f832a044ceefb5420

  • SHA1

    7a561c7f096aeef6eed90743213d7b5ef74f8b99

  • SHA256

    424c0a292d3a06d3f9a6971193e0e2aa38101bb5551429e5a40d6a9287ece4b6

  • SHA512

    14417f3a1abab932e5144541f42c4b276ecfa39c8231850084332848f661a4c933ab9b47d2400855816a0ef0a5d5136b3350441abeec137e746a2820f4568c6e

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
  • 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) 41 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\424c0a292d3a06d3f9a6971193e0e2aa38101bb5551429e5a40d6a9287ece4b6.exe
    "C:\Users\Admin\AppData\Local\Temp\424c0a292d3a06d3f9a6971193e0e2aa38101bb5551429e5a40d6a9287ece4b6.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:3592
    • C:\Windows\system32\cmd.exe
      "C:\Windows\system32\cmd.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3696
      • C:\Windows\system32\mode.com
        mode con cp select=1251
        3⤵
          PID:848
        • C:\Windows\system32\vssadmin.exe
          vssadmin delete shadows /all /quiet
          3⤵
          • Interacts with shadow copies
          PID:604
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:1176

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Initial Access

    Execution

    Persistence

    Registry Run Keys / Startup Folder

    1
    T1060

    Privilege Escalation

    Defense Evasion

    File Deletion

    2
    T1107

    Modify Registry

    1
    T1112

    Credential Access

    Credentials in Files

    1
    T1081

    Discovery

    Lateral Movement

    Collection

    Data from Local System

    1
    T1005

    Exfiltration

    Command and Control

    Impact

    Inhibit System Recovery

    2
    T1490

    Replay Monitor

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    Downloads

    • memory/3592-130-0x00000000021F0000-0x0000000002209000-memory.dmp
      Filesize

      100KB

      Download
    • memory/3592-131-0x0000000000400000-0x0000000000499000-memory.dmp
      Filesize

      612KB

      Download