General

  • Target

    8137dd824b4826ba242a087603a1382df72de90ed345cf81c7e82dba625b2373

  • Size

    188KB

  • Sample

    221124-xrrbfsgc4x

  • MD5

    83fddde4864fa46ce9e9e8e0157a0787

  • SHA1

    9d02efb854501df0a887d327ad0d69df495cd508

  • SHA256

    8137dd824b4826ba242a087603a1382df72de90ed345cf81c7e82dba625b2373

  • SHA512

    2c9055772041b368d00fcc6e4133f336a0f7b9632404db957b0a62ccf19cdcb80afa29b013d02c1d3e2a20bfdd0130cf331fc960e2e40d3a66e6a423f6b2645b

Malware Config

Extracted

Family

djvu

C2

http://fresherlights.com/lancer/get.php

Attributes
extension
.tcbu
offline_id
JBPpFMvWlKMsKlJRmPJl5e09RSnYrRJya1oX8xt1
payload_url
http://uaery.top/dl/build2.exe
http://fresherlights.com/files/1/build3.exe
ransomnote
ATTENTION! Don't worry, you can return all your files! All your files like pictures, databases, documents and other important are encrypted with strongest encryption and unique key. The only method of recovering files is to purchase decrypt tool and unique key for you. This software will decrypt all your encrypted files. What guarantees you have? You can send one of your encrypted file from your PC and we decrypt it for free. But we can decrypt only 1 file for free. File must not contain valuable information. You can get and look video overview decrypt tool: https://we.tl/t-bpYXr2m3kI Price of private key and decrypt software is $980. Discount 50% available if you contact us first 72 hours, that's price for you is $490. Please note that you'll never restore your data without payment. Check your e-mail "Spam" or "Junk" folder if you don't get answer more than 6 hours. To get this software you need write on our e-mail: support@fishmail.top Reserve e-mail address to contact us: datarestorehelp@airmail.cc Your personal ID: 0606Jhyjd
rsa_pubkey.plain

Extracted

Family

vidar

Version

55.9

Botnet

1859

C2

https://t.me/headshotsonly

https://steamcommunity.com/profiles/76561199436777531

Attributes
profile_id
1859

Extracted

Family

amadey

Version

3.50

C2

193.56.146.194/h49vlBP/index.php

Extracted

Family

vidar

Version

55.9

Botnet

517

C2

https://t.me/headshotsonly

https://steamcommunity.com/profiles/76561199436777531

Attributes
profile_id
517

Targets

    • Target

      8137dd824b4826ba242a087603a1382df72de90ed345cf81c7e82dba625b2373

    • Size

      188KB

    • MD5

      83fddde4864fa46ce9e9e8e0157a0787

    • SHA1

      9d02efb854501df0a887d327ad0d69df495cd508

    • SHA256

      8137dd824b4826ba242a087603a1382df72de90ed345cf81c7e82dba625b2373

    • SHA512

      2c9055772041b368d00fcc6e4133f336a0f7b9632404db957b0a62ccf19cdcb80afa29b013d02c1d3e2a20bfdd0130cf331fc960e2e40d3a66e6a423f6b2645b

    • Amadey

      Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.

    • Detected Djvu ransomware

    • Detects Smokeloader packer

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Deletes itself

    • Loads dropped DLL

    • Modifies file permissions

    • Reads user/profile data of web browsers

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

    • Accesses 2FA software files, possible credential harvesting

    • Accesses Microsoft Outlook profiles

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Adds Run key to start application

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix

Command and Control

    Credential Access

    Execution

      Exfiltration

        Impact

          Initial Access

            Lateral Movement

              Privilege Escalation