c22562bc0f83a694f81fe0e40265f6fedc395c8bcef278f154a49d8698f4ec41

General
Target

c22562bc0f83a694f81fe0e40265f6fedc395c8bcef278f154a49d8698f4ec41

Size

800KB

Sample

220520-we8vasebcj

Score
10 /10
MD5

0e89910a9cec4fbce83deed3d23b653c

SHA1

534b29d9d2766717f4238b80745ae007591be946

SHA256

c22562bc0f83a694f81fe0e40265f6fedc395c8bcef278f154a49d8698f4ec41

SHA512

d70b1af246253f71f7b88bad20e8ca38579ad5dac8ab09fd59538aaf00d08606ec6ed20fa7db043e9b424bc6bf99566e923b35280539338d92047a51dbc5f546

Malware Config

Extracted

Family djvu
C2

http://ugll.org/test1/get.php

Attributes
extension
.dfwe
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

c22562bc0f83a694f81fe0e40265f6fedc395c8bcef278f154a49d8698f4ec41

MD5

0e89910a9cec4fbce83deed3d23b653c

Filesize

800KB

Score
10/10
SHA1

534b29d9d2766717f4238b80745ae007591be946

SHA256

c22562bc0f83a694f81fe0e40265f6fedc395c8bcef278f154a49d8698f4ec41

SHA512

d70b1af246253f71f7b88bad20e8ca38579ad5dac8ab09fd59538aaf00d08606ec6ed20fa7db043e9b424bc6bf99566e923b35280539338d92047a51dbc5f546

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