Overview

overview

10

Static

static

a911572197...30.exe

windows7_x64

10

a911572197...30.exe

windows10_x64

10

Analysis

  • max time kernel
    150s
  • max time network
    154s
  • platform
    windows10_x64
  • resource
    win10v200430
  • submitted
    08-05-2020 12:36

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General

  • Target

    a91157219713de5c5e716be9a4e8196e24a822cbb3367fb28887d9460bf90d30.exe

  • Size

    92KB

  • MD5

    8ebbfe0396d3442d9a5c61c9e81e95d3

  • SHA1

    7c649065f043dd8e4cc15823f77342561da18258

  • SHA256

    a91157219713de5c5e716be9a4e8196e24a822cbb3367fb28887d9460bf90d30

  • SHA512

    bbaf715a313d72f832e4a87268306c9a42a5e82065d1bab0282d94ceee93764c9fb419bc74f335baa014591db07b708813f3b19b738137b49c6a6550d89449ce

Score
10/10
persistenceransomwaredharma

Malware Config

Signatures

  • Suspicious behavior: EnumeratesProcesses 542 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs
  • Drops desktop.ini file(s) 6 IoCs
  • Modifies service 2 TTPs 5 IoCs
    persistence
  • Dharma

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

    ransomwaredharma
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Drops startup file 1 IoCs
  • Drops file in Program Files directory 30514 IoCs
  • Adds Run entry to start application 2 TTPs 1 IoCs
    persistence
  • Drops file in System32 directory 1 IoCs
  • Deletes shadow copies 2 TTPs

    Ransomware often targets backup files to inhibit system recovery.

    ransomware
  • Interacts with shadow copies 2 TTPs 1 IoCs

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

    ransomware

Processes

  • C:\Users\Admin\AppData\Local\Temp\a91157219713de5c5e716be9a4e8196e24a822cbb3367fb28887d9460bf90d30.exe
    "C:\Users\Admin\AppData\Local\Temp\a91157219713de5c5e716be9a4e8196e24a822cbb3367fb28887d9460bf90d30.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    • Drops desktop.ini file(s)
    • Drops startup file
    • Drops file in Program Files directory
    • Adds Run entry to start application
    • Drops file in System32 directory
    PID:3812
    • C:\Windows\system32\cmd.exe
      "C:\Windows\system32\cmd.exe"
      2⤵
        PID:1220
        • C:\Windows\system32\mode.com
          mode con cp select=1251
          3⤵
            PID:2072
          • C:\Windows\system32\vssadmin.exe
            vssadmin delete shadows /all /quiet
            3⤵
            • Interacts with shadow copies
            PID:2160
      • C:\Windows\system32\vssvc.exe
        C:\Windows\system32\vssvc.exe
        1⤵
        • Modifies service
        • Suspicious use of AdjustPrivilegeToken
        PID:2460

      Network

      MITRE ATT&CK Enterprise v6

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      Downloads