General
Target

56fec529e038e9b0bb2cced4e29a4a9619a9c4b55506ffeb6302b7304689180b

Size

777KB

Sample

211108-x56cjaaafk

Score
10/10
MD5

b401489eb0ca1a9dda5b3bbbf10dd8e6

SHA1

dfa92f2f8a1dc83ffba0f9f58efb063634d920ab

SHA256

56fec529e038e9b0bb2cced4e29a4a9619a9c4b55506ffeb6302b7304689180b

SHA512

14e1b6c608ede54432fdf457088308c875f465d7940d7723a6f09c28e17341a3c6f40644de2a13a701b62391cd732bdfbf971ab47406957d9145aae950fa7732

Malware Config

Extracted

Family

djvu

C2

http://pqkl.org/fhsgtsspen6/get.php

Attributes
extension
.stax
offline_id
7HKlLI6NrOQGMaTs5PqjvV1UcZ3VOcIeyFiH3Wt1
payload_url
http://kotob.top/dl/build2.exe
http://pqkl.org/files/1/build3.exe
ransomnote
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rsa_pubkey.plain

Extracted

Family

vidar

Version

48

Botnet

517

C2

https://social.chinwag.org/@rspich

Attributes
profile_id
517
Targets
Target

56fec529e038e9b0bb2cced4e29a4a9619a9c4b55506ffeb6302b7304689180b

MD5

b401489eb0ca1a9dda5b3bbbf10dd8e6

Filesize

777KB

Score
10/10
SHA1

dfa92f2f8a1dc83ffba0f9f58efb063634d920ab

SHA256

56fec529e038e9b0bb2cced4e29a4a9619a9c4b55506ffeb6302b7304689180b

SHA512

14e1b6c608ede54432fdf457088308c875f465d7940d7723a6f09c28e17341a3c6f40644de2a13a701b62391cd732bdfbf971ab47406957d9145aae950fa7732

Tags

Signatures

  • Detected Djvu ransomware

  • Djvu Ransomware

    Description

    Ransomware which is a variant of the STOP family.

    Tags

  • Vidar

    Description

    Vidar is an infostealer based on Arkei stealer.

    Tags

  • suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request

    Description

    suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request

    Tags

  • Vidar Stealer

    Tags

  • Downloads MZ/PE file

  • Executes dropped EXE

  • Modifies file permissions

    Tags

    TTPs

    File Permissions Modification
  • Adds Run key to start application

    Tags

    TTPs

    Registry Run Keys / Startup FolderModify Registry
  • Looks up external IP address via web service

    Description

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

  • Suspicious use of SetThreadContext

Related Tasks

MITRE ATT&CK Matrix
Collection
    Command and Control
      Credential Access
        Execution
          Exfiltration
            Impact
              Initial Access
                Lateral Movement
                  Privilege Escalation
                    Tasks

                    static1

                    Score
                    N/A