Overview

overview

10

Static

static

5c2fb1c42f...e0.exe

windows7-x64

10

5c2fb1c42f...e0.exe

windows10-2004-x64

10

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General

  • Target

    5c2fb1c42f007093be5e463f70ee7e7192990b3385a3cbcc71043980efa312e0.exe

  • Size

    92KB

  • Sample

    230113-m2qgssca9x

  • MD5

    a6de0d47bb017e59aefec6f4b00c2157

  • SHA1

    a71fe7dc24be53aac39771bcddaa4654fca2a26a

  • SHA256

    5c2fb1c42f007093be5e463f70ee7e7192990b3385a3cbcc71043980efa312e0

  • SHA512

    46ebbe73f247b6c2ef48199bf475cbb8dc4631e8821ba2c630a2628322e8e59c54ce5c69ba68bbf173e9c31d8ce18ed96f62641f3a075bcba4ccd00b7d6f2c61

  • SSDEEP

    1536:mBwl+KXpsqN5vlwWYyhY9S4AbCmeVhPe34Lk7nUr23mwDl:Qw+asqN5aW/hLlO3Lk7Ur23bl

Score
10/10
dharmapersistenceransomwarespywarestealer

Malware Config

Extracted

Path

C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Startup\Info.hta

Ransom Note
All your files have been encrypted! Don't worry, you can return all your files! If you want to restore them, write to the mail: ronrivest@airmail.cc YOUR ID ronrivest@tuta.io Free decryption as guarantee Before paying you can send us up to 3 files for free decryption. The total size of files must be less than 3Mb (non archived), and files should not contain valuable information. (databases,backups, large excel sheets, etc.) How to obtain Bitcoins The easiest way to buy bitcoins is LocalBitcoins site. You have to register, click 'Buy bitcoins', and select the seller by payment method and price. https://localbitcoins.com/buy_bitcoins Also you can find other places to buy Bitcoins and beginners guide here: http://www.coindesk.com/information/how-can-i-buy-bitcoins/ Attention! Do not rename encrypted files. Do not try to decrypt your data using third party software, it may cause permanent data loss. Decryption of your files with the help of third parties may cause increased price (they add their fee to our) or you can become a victim of a scam.
Emails

ronrivest@airmail.cc

ronrivest@tuta.io

Targets

    • Target

      5c2fb1c42f007093be5e463f70ee7e7192990b3385a3cbcc71043980efa312e0.exe

    • Size

      92KB

    • MD5

      a6de0d47bb017e59aefec6f4b00c2157

    • SHA1

      a71fe7dc24be53aac39771bcddaa4654fca2a26a

    • SHA256

      5c2fb1c42f007093be5e463f70ee7e7192990b3385a3cbcc71043980efa312e0

    • SHA512

      46ebbe73f247b6c2ef48199bf475cbb8dc4631e8821ba2c630a2628322e8e59c54ce5c69ba68bbf173e9c31d8ce18ed96f62641f3a075bcba4ccd00b7d6f2c61

    • SSDEEP

      1536:mBwl+KXpsqN5vlwWYyhY9S4AbCmeVhPe34Lk7nUr23mwDl:Qw+asqN5aW/hLlO3Lk7Ur23bl

    Score
    10/10
    dharmapersistenceransomwarespywarestealer

    • Dharma

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

      ransomwaredharma

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

      ransomware

    • Modifies extensions of user files

      Ransomware generally changes the extension on encrypted files.

      ransomware

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Drops startup file

    • Reads user/profile data of web browsers

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

      spywarestealer

    • Adds Run key to start application

      persistence

    • Drops desktop.ini file(s)

    • Drops file in System32 directory

    behavioral1behavioral2

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

2
T1112

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Data from Local System

1
T1005

Exfiltration

Command and Control

Impact

Inhibit System Recovery

2
T1490

Tasks