General

  • Target

    4992506df46c0b80f4619f3cb7478346561260366422c085f18356194b6cc3e3.bin

  • Size

    92KB

  • Sample

    201016-a3rrg6keb6

  • MD5

    803d1bd11219b78507fa8ffbf3667cf8

  • SHA1

    0e289bd9a734bc7d7f8a6e09a39f675f5c35c94e

  • SHA256

    4992506df46c0b80f4619f3cb7478346561260366422c085f18356194b6cc3e3

  • SHA512

    614029b79b0813a10616de97bd271a3d97313a6a6b88cd644e2451f7f75d9f6e4bdf126e49ad06ce7b7f1cbb16e14923470f8e2b19b33261fc363310e6f03105

Malware Config

Extracted

Path

C:\Users\Admin\Desktop\FILES ENCRYPTED.txt

Ransom Note
all your data has been locked us You want to return? write email admin@sectex.net or admin@sectex.world
Emails

admin@sectex.net

admin@sectex.world

Extracted

Path

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

Ransom Note
All your files have been encrypted! All your files have been encrypted due to a security problem with your PC. If you want to restore them, write us to the e-mail admin@sectex.net Write this ID in the title of your message 19FD45AD In case of no answer in 24 hours write us to theese e-mails: admin@sectex.world You have to pay for decryption in Bitcoins. The price depends on how fast you write to us. After payment we will send you the decryption tool that will decrypt all your files. Free decryption as guarantee Before paying you can send us up to 1 file for free decryption. The total size of files must be less than 1Mb (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

admin@sectex.net

admin@sectex.world

Extracted

Path

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Info.hta

Ransom Note
All your files have been encrypted! All your files have been encrypted due to a security problem with your PC. If you want to restore them, write us to the e-mail admin@sectex.net Write this ID in the title of your message 140FA4DC In case of no answer in 24 hours write us to theese e-mails: admin@sectex.world You have to pay for decryption in Bitcoins. The price depends on how fast you write to us. After payment we will send you the decryption tool that will decrypt all your files. Free decryption as guarantee Before paying you can send us up to 1 file for free decryption. The total size of files must be less than 1Mb (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

admin@sectex.net

admin@sectex.world

Targets

    • Target

      4992506df46c0b80f4619f3cb7478346561260366422c085f18356194b6cc3e3.bin

    • Size

      92KB

    • MD5

      803d1bd11219b78507fa8ffbf3667cf8

    • SHA1

      0e289bd9a734bc7d7f8a6e09a39f675f5c35c94e

    • SHA256

      4992506df46c0b80f4619f3cb7478346561260366422c085f18356194b6cc3e3

    • SHA512

      614029b79b0813a10616de97bd271a3d97313a6a6b88cd644e2451f7f75d9f6e4bdf126e49ad06ce7b7f1cbb16e14923470f8e2b19b33261fc363310e6f03105

    • 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