c75e66cebeab7dc0b6945abbb3af36514dfda45fcaf9af147457fc1617d736bf

General
Target

c75e66cebeab7dc0b6945abbb3af36514dfda45fcaf9af147457fc1617d736bf

Size

800KB

Sample

220520-j4lpvacadp

Score
10 /10
MD5

48f64ebc4098724f2c0ac9fc3886cd3e

SHA1

558dbf90c26d228f2429301e1eaf54db6cef9e7a

SHA256

c75e66cebeab7dc0b6945abbb3af36514dfda45fcaf9af147457fc1617d736bf

SHA512

cc77bd9694e8faa3f5f07626209ca9caa62157e53de21e0c1c92e6a23a1a0768cc5f2349a4f126b45b6bd02b4d1fd82efa38c49336dd3757386a1387f0711b8c

Malware Config

Extracted

Family djvu
C2

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

Attributes
extension
.fdcv
offline_id
eBNgvyGQV1Hmt9DBdxVRs8qPi1agsS7OaohPmit1
payload_url
http://zerit.top/dl/build2.exe
http://ugll.org/files/1/build3.exe
ransomnote
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rsa_pubkey.plain

Extracted

Family vidar
Version 52.1
Botnet 517
C2

https://t.me/verstappenf1r

https://climatejustice.social/@ronxik312

Attributes
profile_id
517
Targets
Target

c75e66cebeab7dc0b6945abbb3af36514dfda45fcaf9af147457fc1617d736bf

MD5

48f64ebc4098724f2c0ac9fc3886cd3e

Filesize

800KB

Score
10/10
SHA1

558dbf90c26d228f2429301e1eaf54db6cef9e7a

SHA256

c75e66cebeab7dc0b6945abbb3af36514dfda45fcaf9af147457fc1617d736bf

SHA512

cc77bd9694e8faa3f5f07626209ca9caa62157e53de21e0c1c92e6a23a1a0768cc5f2349a4f126b45b6bd02b4d1fd82efa38c49336dd3757386a1387f0711b8c

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

  • suricata: ET MALWARE W32/Agent.OGR!tr.pws Stealer

    Description

    suricata: ET MALWARE W32/Agent.OGR!tr.pws Stealer

    Tags

  • suricata: ET MALWARE Win32/Filecoder.STOP Variant Public Key Download

    Description

    suricata: ET MALWARE Win32/Filecoder.STOP Variant Public Key Download

    Tags

  • suricata: ET MALWARE Win32/Filecoder.STOP Variant Request for Public Key

    Description

    suricata: ET MALWARE Win32/Filecoder.STOP Variant Request for Public Key

    Tags

  • suricata: ET MALWARE Win32/Vodkagats Loader Requesting Payload

    Description

    suricata: ET MALWARE Win32/Vodkagats Loader Requesting Payload

    Tags

  • Vidar Stealer

    Tags

  • Downloads MZ/PE file

  • Executes dropped EXE

  • Checks computer location settings

    Description

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

    TTPs

    Query RegistrySystem Information Discovery
  • Loads dropped DLL

  • Modifies file permissions

    Tags

    TTPs

    File Permissions Modification
  • Reads user/profile data of web browsers

    Description

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

    Tags

    TTPs

    Data from Local SystemCredentials in Files
  • Accesses 2FA software files, possible credential harvesting

    Tags

    TTPs

    Data from Local SystemCredentials in Files
  • Accesses cryptocurrency files/wallets, possible credential harvesting

    Tags

    TTPs

    Data from Local SystemCredentials in Files
  • Adds Run key to start application

    Tags

    TTPs

    Registry Run Keys / Startup FolderModify Registry
  • Checks installed software on the system

    Description

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

    Tags

    TTPs

    Query 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
Command and Control
    Credential Access
    Execution
      Exfiltration
        Impact
          Initial Access
            Lateral Movement
              Privilege Escalation