General

  • Target

    dmx99.zip

  • Size

    154KB

  • Sample

    201117-vxbcyg7aw2

  • MD5

    a39950692342101bf348b6ef27fcaeeb

  • SHA1

    ae7a19ff3c7dc5a89b2267a798499717e173c0f9

  • SHA256

    2b6723dd11216843dcbcd4de7b2e5bbbf93e2dc5fa4f950529f0ae43a5dfefa4

  • SHA512

    927a5cb65984faae5c9a621b712bd3332e3ccd2a7001b0099f4834a9637ceff830f68e806d1a2231a83ba9fcdcd0c0879279d9792433f0ffb01fb465b8c89a0a

Malware Config

Extracted

Path

C:\Users\Admin\AppData\Roaming\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 pexdatax@gmail.com YOUR ID If you have not been answered via the link within 12 hours,Tox - 1123AA3360A5AFB77D928C4CD99E9EF66EF28FCEEE1F840B93456FD9CE562B7F92204B0D8904 please download - https://tox.chat/download.html or http://pexdatax.com/ write to us by e-mail: pexdatax@gmail.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

pexdatax@gmail.com

URLs

https://tox.chat/download.html

http://pexdatax.com/

Targets

    • Target

      dmx99.exe

    • Size

      328KB

    • MD5

      41b19130b8a7ad8fe5b12643301772c2

    • SHA1

      d77f20dd52ae752f010a541fb41e693435d7fed1

    • SHA256

      37ccd85431c6ccba425d7c06de22fe00b391847445fe495484c2c68e33daf613

    • SHA512

      a87e696d38f865d15d4875d107462f8e5d84a47af1893d42510af2a39c7363de09b6f1037e883d4bb91a47985b5bf9238b0a2abd83462177b5f2d3360be1421b

    • Dharma

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

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

    • Modifies extensions of user files

      Ransomware generally changes the extension on encrypted files.

    • Drops startup file

    • Reads user/profile data of web browsers

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

    • Adds Run key to start application

    • Drops desktop.ini file(s)

    • Drops file in System32 directory

    • Modifies service

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Modify Existing Service

1
T1031

Defense Evasion

File Deletion

2
T1107

Modify Registry

3
T1112

Credential Access

Credentials in Files

1
T1081

Collection

Data from Local System

1
T1005

Impact

Inhibit System Recovery

2
T1490

Tasks