Overview

overview

10

Static

static

10

8e8b681842...5a.exe

windows7-x64

10

8e8b681842...5a.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    8e8b6818423930eea073315743b788aef2f41198961946046b7b89042cb3f95a.exe

  • Size

    92KB

  • Sample

    240402-pf2ztahf2y

  • MD5

    9d919626f55b47d0766c219ba9b57d27

  • SHA1

    b58c2abea62887342118970ac4cb791765fd72bd

  • SHA256

    8e8b6818423930eea073315743b788aef2f41198961946046b7b89042cb3f95a

  • SHA512

    f901ed68683c481e09b5dbd52ed4d81cdac27711d9c104e933dfcb29a2f89a2c59e8f459fbe10df87c7d66356df2c985c727a0de5c64ca83ddf0205593046008

  • SSDEEP

    1536:mBwl+KXpsqN5vlwWYyhY9S4Aa362F8v3Fm6b+awACy3mMP6:Qw+asqN5aW/hLA362FSSuCvF

Score
10/10
dharmapersistenceransomwarespywarestealer

Malware Config

Extracted

Path

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

Ransom Note
YOUR FILES ARE ENCRYPTED Don't worry,you can return all your files! If you want to restore them, follow this link: email decrypt@europe.com YOUR ID If you have not been answered via the link within 12 hours, write to us by e-mail: reservereserv@airmail.com 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

decrypt@europe.com

reservereserv@airmail.com

Targets

    • Target

      8e8b6818423930eea073315743b788aef2f41198961946046b7b89042cb3f95a.exe

    • Size

      92KB

    • MD5

      9d919626f55b47d0766c219ba9b57d27

    • SHA1

      b58c2abea62887342118970ac4cb791765fd72bd

    • SHA256

      8e8b6818423930eea073315743b788aef2f41198961946046b7b89042cb3f95a

    • SHA512

      f901ed68683c481e09b5dbd52ed4d81cdac27711d9c104e933dfcb29a2f89a2c59e8f459fbe10df87c7d66356df2c985c727a0de5c64ca83ddf0205593046008

    • SSDEEP

      1536:mBwl+KXpsqN5vlwWYyhY9S4Aa362F8v3Fm6b+awACy3mMP6:Qw+asqN5aW/hLA362FSSuCvF

    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

    • Renames multiple (311) files with added filename extension

      This suggests ransomware activity of encrypting all the files on the system.

      ransomware

    • Checks computer location settings

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

    • Drops startup file

    • Loads dropped DLL

    • 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)

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Indicator Removal

2
T1070

File Deletion

2
T1070.004

Modify Registry

2
T1112

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Query Registry

2
T1012

System Information Discovery

3
T1082

Peripheral Device Discovery

1
T1120

Lateral Movement

Collection

Data from Local System

1
T1005

Exfiltration

Command and Control

Impact

Inhibit System Recovery

2
T1490

Resource Development

Reconnaissance

Tasks