Overview

overview

10

Static

static

675731ed62...le.exe

windows7_x64

10

675731ed62...le.exe

windows10_x64

10

Analysis

  • max time kernel
    113s
  • max time network
    117s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    05-10-2021 08:42

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General

  • Target

    675731ed62f1dfa24300eb41e7431de21aeb876e97093b0353cbad0c02cbe13f.bin.sample.exe

  • Size

    194KB

  • MD5

    554c953ea45e18e76f3f9fcbd833dd33

  • SHA1

    34fa94ba87ec9011b3c3417e2b3509446508992c

  • SHA256

    675731ed62f1dfa24300eb41e7431de21aeb876e97093b0353cbad0c02cbe13f

  • SHA512

    3a0e3440efde8599174321fa8eb52b07a2076936ad0a09fd111c52a20bcad49ee050c4b39d7d5adf896cebd31863c1a7cc1b04dfd96fc1a06fa215fb5891b71c

Score
10/10
contiransomwarespywarestealer

Malware Config

Extracted

Path

C:\readme.txt

Family

conti

Ransom Note
All of your files are currently encrypted by CONTI strain. As you know (if you don't - just "google it"), all of the data that has been encrypted by our software cannot be recovered by any means without contacting our team directly. If you try to use any additional recovery software - the files might be damaged, so if you are willing to try - try it on the data of the lowest value. To make sure that we REALLY CAN get your data back - we offer you to decrypt 2 random files completely free of charge. You can contact our team directly for further instructions through our website : TOR VERSION : (you should download and install TOR browser first https://torproject.org) http://contirecj4hbzmyzuydyzrvm2c65blmvhoj2cvf25zqj2dwrrqcq5oad.onion/ HTTPS VERSION : https://contirecovery.click YOU SHOULD BE AWARE! Just in case, if you try to ignore us. We've downloaded a pack of your internal 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 as soon as possible. ---BEGIN ID--- CBANnjYEddXr0DX01G5SxLGYOyy6PNLRWP11hewgIExTxN1I8ApgWWfKd6LBfjug ---END ID---
URLs

http://contirecj4hbzmyzuydyzrvm2c65blmvhoj2cvf25zqj2dwrrqcq5oad.onion/

https://contirecovery.click

Signatures

  • Conti Ransomware

    Ransomware generally thought to be a successor to Ryuk.

    ransomwareconti
  • Modifies extensions of user files 2 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.

    spywarestealer
  • Drops file in Program Files directory 64 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 45 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\675731ed62f1dfa24300eb41e7431de21aeb876e97093b0353cbad0c02cbe13f.bin.sample.exe
    "C:\Users\Admin\AppData\Local\Temp\675731ed62f1dfa24300eb41e7431de21aeb876e97093b0353cbad0c02cbe13f.bin.sample.exe"
    1⤵
    • Modifies extensions of user files
    • Drops startup file
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1832
    • C:\Windows\SYSTEM32\cmd.exe
      cmd.exe /c C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{493E2A7D-D35C-4823-8312-DB6A87B45E66}'" delete
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:556
      • C:\Windows\System32\wbem\WMIC.exe
        C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{493E2A7D-D35C-4823-8312-DB6A87B45E66}'" delete
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:828
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:4076

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

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Downloads

  • memory/556-114-0x0000000000000000-mapping.dmp
    Download
  • memory/828-115-0x0000000000000000-mapping.dmp
    Download