Overview

overview

10

Static

static

d3c75c5bc4...4c.exe

windows7_x64

10

d3c75c5bc4...4c.exe

windows10_x64

10

Resubmissions

21-01-2021 15:41

210121-3mlv3q5jpj 10

18-01-2021 10:58

210118-jg3a8twq6n 10

Analysis

  • max time kernel
    135s
  • max time network
    141s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    21-01-2021 15:41

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General

  • Target

    d3c75c5bc4ae087d547bd722bd84478ee6baf8c3355b930f26cc19777cd39d4c.exe

  • Size

    208KB

  • MD5

    b3d6ba0aa663f699283d25ddcb6561b9

  • SHA1

    a1f27e6be62bf0af7d5bff447156b3413f0d97c8

  • SHA256

    d3c75c5bc4ae087d547bd722bd84478ee6baf8c3355b930f26cc19777cd39d4c

  • SHA512

    6d3b5f75169243f44247bb6ad32d6f68d937240e0d1711373012d696729a3e44ad21336e96a5548e11605412365ad4f53d2f5c798e74f204be2c16df5ae610ef

Score
10/10
contiransomwarespyware

Malware Config

Extracted

Path

C:\readme.txt

Family

conti

Ransom Note
All of your files are currently encrypted by CONTI ransomware. If you try to use any additional recovery software - the files might be damaged or lost. To make sure that we REALLY CAN recover data - we offer you to decrypt samples. You can contact us for further instructions through: Our email polzarutu1982@protonmail.com Our website TOR VERSION : (you should download and install TOR browser first https://torproject.org) http://m232fdxbfmbrcehbrj5iayknxnggf6niqfj6x4iedrgtab4qupzjlaid.onion HTTPS VERSION : contirecovery.best YOU SHOULD BE AWARE! Just in case, if you try to ignore us. We've downloaded your data and are ready to publish it on out news website if you do not respond. So it will be better for both sides if you contact us ASAP ---BEGIN ID--- sRttGzzkzsoiC9s8LgcrQk64ew7H47a5JSjCsLGbwdijogjulfu3RO9XBJbfEgCZ ---END ID---
Emails

polzarutu1982@protonmail.com

URLs

http://m232fdxbfmbrcehbrj5iayknxnggf6niqfj6x4iedrgtab4qupzjlaid.onion

https://contirecovery.best

Signatures

  • Conti Ransomware

    Ransomware generally thought to be a successor to Ryuk.

    ransomwareconti
  • Modifies extensions of user files 7 IoCs

    Ransomware generally changes the extension on encrypted files.

    ransomware
  • Drops startup file 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

    spyware
  • Drops desktop.ini file(s) 57 IoCs
  • Drops file in Program Files directory 9237 IoCs
  • Drops file in Windows directory 1 IoCs
  • Modifies Control Panel 1 IoCs
    evasion
  • Suspicious behavior: EnumeratesProcesses 188 IoCs
  • Suspicious use of AdjustPrivilegeToken 45 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d3c75c5bc4ae087d547bd722bd84478ee6baf8c3355b930f26cc19777cd39d4c.exe
    "C:\Users\Admin\AppData\Local\Temp\d3c75c5bc4ae087d547bd722bd84478ee6baf8c3355b930f26cc19777cd39d4c.exe"
    1⤵
    • Modifies extensions of user files
    • Drops startup file
    • Drops desktop.ini file(s)
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:732
    • C:\Windows\SYSTEM32\cmd.exe
      cmd.exe /c C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{DAF7675F-A20E-414A-A7AE-F4A660F7C394}'" delete
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:636
      • C:\Windows\System32\wbem\WMIC.exe
        C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{DAF7675F-A20E-414A-A7AE-F4A660F7C394}'" delete
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:188
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:3736
  • C:\Windows\SystemApps\ShellExperienceHost_cw5n1h2txyewy\ShellExperienceHost.exe
    "C:\Windows\SystemApps\ShellExperienceHost_cw5n1h2txyewy\ShellExperienceHost.exe" -ServerName:App.AppXtk181tbxbce2qsex02s8tw7hfxa9xb3t.mca
    1⤵
    • Modifies Control Panel
    • Suspicious use of SetWindowsHookEx
    PID:280
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k appmodel -s tiledatamodelsvc
    1⤵
    • Drops file in Windows directory
    PID:2276

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

1
T1081

Discovery

Lateral Movement

Collection

Data from Local System

1
T1005

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

  • memory/188-3-0x0000000000000000-mapping.dmp
    Download
  • memory/636-2-0x0000000000000000-mapping.dmp
    Download