djvu | 433cf9125a44e304eca2c5cf3bfe2af0b1deafd1c5e8d13d559e1bac9de711b3

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General

Target
db2ef30e8f821c8f00456941f5944849.exe
Size 286KB
Sample211109-z4fftschfp
SHA256 433cf9125a44e304eca2c5cf3bfe2af0b1deafd1c5e8d13d559e1bac9de711b3
MD5 db2ef30e8f821c8f00456941f5944849
SHA1 01a08a69f1e8e6d822ece577a9ebe84a0c7f5f60
SHA512 7e8a3b0a1c57b3e7e8b6bff850d5cd28bbabca63ba90bca0f7a502e3964de641004388afb1271a01e7bc34ba66d6299e487107869c4bc224bf36d6fb900e72ee
MD5 SHA1 SHA512

Malware Config

Extracted

Family

smokeloader

Version

2020

http://nalirou70.top/
http://xacokuo80.top/
http://nusurtal4f.net/
http://netomishnetojuk.net/
http://escalivrouter.net/
http://nick22doom4.net/
http://wrioshtivsio.su/
http://nusotiso4.su/
http://rickkhtovkka.biz/
http://palisotoliso.net/

rc4.i32

Extracted

Family

redline

Botnet

new3

93.115.20.139:28978

Extracted

Family

redline

Botnet

SuperStar

185.215.113.29:36224

Extracted

Family

icedid

Botnet

1217670233

lakogrefop.rest
hangetilin.top
follytresh.co
zojecurf.store

Attributes

auth_var
14
url_path
/posts/

Extracted

Family

raccoon

Botnet

8dec62c1db2959619dca43e02fa46ad7bd606400

Attributes

url4cnc
http://telegin.top/capibar

http://ttmirror.top/capibar

http://teletele.top/capibar

http://telegalive.top/capibar

http://toptelete.top/capibar

http://telegraf.top/capibar

https://t.me/capibar

rc4.plain

Extracted

Family

redline

Botnet

1132044836

185.183.32.184:80

Extracted

Family

djvu

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

Attributes

extension
.irfk
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

48.1

Botnet

https://koyu.space/@rspich

Attributes

profile_id
706

Targets

- Target
  db2ef30e8f821c8f00456941f5944849.exe
- Size 286KB
- SHA256 433cf9125a44e304eca2c5cf3bfe2af0b1deafd1c5e8d13d559e1bac9de711b3
- MD5 db2ef30e8f821c8f00456941f5944849
- SHA1 01a08a69f1e8e6d822ece577a9ebe84a0c7f5f60
- SHA512 7e8a3b0a1c57b3e7e8b6bff850d5cd28bbabca63ba90bca0f7a502e3964de641004388afb1271a01e7bc34ba66d6299e487107869c4bc224bf36d6fb900e72ee
- MD5 SHA1 SHA512
Score

10^/10

redline smokeloader new3 backdoor discovery infostealer spyware stealer trojan djvu icedid raccoon vidar 1132044836 1217670233 706 8dec62c1db2959619dca43e02fa46ad7bd606400 superstar banker evasion persistence ransomware suricata themida
- Detected Djvu ransomware
- Djvu Ransomware
  Ransomware which is a variant of the STOP family.
  ransomware djvu
- IcedID, BokBot
  IcedID is a banking trojan capable of stealing credentials.
  trojan banker icedid
- Raccoon
  Simple but powerful infostealer which was very active in 2019.
  stealer raccoon
- RedLine
  RedLine Stealer is a malware family written in C#, first appearing in early 2020.
  infostealer redline
- RedLine Payload
- SmokeLoader
  Modular backdoor trojan in use since 2014.
  trojan backdoor smokeloader
- Vidar
  Vidar is an infostealer based on Arkei stealer.
  stealer vidar
- suricata: ET MALWARE Known Sinkhole Response Header
  suricata: ET MALWARE Known Sinkhole Response Header
  suricata
- suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request
  suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request
  suricata
- suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)
  suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)
  suricata
- suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload
  suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload
  suricata
- suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer Data Exfil
  suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer Data Exfil
  suricata
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
  evasion
- Vidar Stealer
  stealer
- Downloads MZ/PE file
- Executes dropped EXE
- Checks BIOS information in registry
  BIOS information is often read in order to detect sandboxing environments.
- Deletes itself
- Loads dropped DLL
- Modifies file permissions
  discovery
- Reads user/profile data of web browsers
  Infostealers often target stored browser data, which can include saved credentials etc.
  spyware stealer
- Themida packer
  Detects Themida, an advanced Windows software protection system.
  themida
- Accesses 2FA software files, possible credential harvesting
  spyware stealer
- Accesses cryptocurrency files/wallets, possible credential harvesting
  spyware
- Adds Run key to start application
  persistence
- Checks installed software on the system
  Looks up Uninstall key entries in the registry to enumerate software on the system.
  discovery
- Checks whether UAC is enabled
  evasion trojan
- 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 NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
behavioral1 behavioral2

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

File and Directory Permissions Modification

T1222

Install Root Certificate

T1130

Modify Registry

T1112

Virtualization/Sandbox Evasion

T1497

Credential Access

Credentials in Files

T1081

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Tasks

Sharing

General

Malware Config

Extracted

Extracted

Extracted

Extracted

Extracted

Extracted

Extracted

Extracted

Targets

Detected Djvu ransomware

Djvu Ransomware

IcedID, BokBot

Raccoon

RedLine

RedLine Payload

SmokeLoader

Vidar

suricata: ET MALWARE Known Sinkhole Response Header

suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request

suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)

suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload

suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer Data Exfil

Identifies VirtualBox via ACPI registry values (likely anti-VM)

Vidar Stealer

Downloads MZ/PE file

Executes dropped EXE

Checks BIOS information in registry

Deletes itself

Loads dropped DLL

Modifies file permissions

Reads user/profile data of web browsers

Themida packer

Accesses 2FA software files, possible credential harvesting

Accesses cryptocurrency files/wallets, possible credential harvesting

Adds Run key to start application

Checks installed software on the system

Checks whether UAC is enabled

Looks up external IP address via web service

Suspicious use of NtSetInformationThreadHideFromDebugger

Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks

static1

behavioral1

behavioral2