djvu | b66c754d648d5d488642d4d58b9ddf11cccad4fef929fd4bba7d9ecf4e0e3b1b

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General

Target

b66c754d648d5d488642d4d58b9ddf11cccad4fef929fd4bba7d9ecf4e0e3b1b
Size

4.0MB
Sample

220314-wnrblscgbq
MD5

b65679c2830c3985913be4fbecb1dbcc
SHA1

3da75ab845407e8dd2bc60e8141faf1ace4264e3
SHA256

b66c754d648d5d488642d4d58b9ddf11cccad4fef929fd4bba7d9ecf4e0e3b1b
SHA512

cb74afd2cfe1baa88b346931ca6efa399060759a0993d841f6f7eb0c003c1d3d556e568c166ae9a116281beb2272dfb33a4cbd215e8159801a1f60d5c63e1dad

Malware Config

Extracted

Family

socelars

http://www.iyiqian.com/

http://www.xxhufdc.top/

http://www.uefhkice.xyz/

http://www.wygexde.xyz/

Extracted

Family

smokeloader

Version

2020

http://conceitosseg.com/upload/

http://integrasidata.com/upload/

http://ozentekstil.com/upload/

http://finbelportal.com/upload/

http://telanganadigital.com/upload/

rc4.i32

Extracted

Family

redline

Botnet

da da

86.107.197.196:63065

Attributes

auth_value
9b1654b30797c210c85bd0890936a5b9

Extracted

Family

redline

Botnet

Installs

94.23.1.92:12857

Attributes

auth_value
c8e146507a5c0004dfcc77a7c5f15bc2

Extracted

Family

redline

Botnet

ruz876

185.215.113.7:5186

Attributes

auth_value
4750f6742a496bbe74a981d51e7680ad

Extracted

Family

redline

Botnet

ruzki14_03

176.122.23.55:11768

Attributes

auth_value
13b742acfe493b01c5301781c98d3fbe

Extracted

Family

djvu

http://fuyt.org/test3/get.php

Attributes

extension
.xcbg
offline_id
y6oQcfhmSRc7ZQ1q8yjLE3LhY8kK7FHg6LLlEht1
payload_url
http://zerit.top/dl/build2.exe
http://fuyt.org/files/1/build3.exe
ransomnote
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rsa_pubkey.plain

Extracted

Family

vidar

Version

50.7

Botnet

937

https://ruhr.social/@sam9al

https://koyu.space/@samsa2l

Attributes

profile_id
937

Extracted

Family

redline

Botnet

filinnn1

5.45.77.29:2495

Attributes

auth_value
da347df57c88b125ede510dbe7fcc0f4

Extracted

Family

redline

Botnet

@ywqmre

185.215.113.24:15994

Attributes

auth_value
5a482aa0be2b5e01649fe7a3ce943422

Extracted

Family

vidar

Version

50.7

Botnet

1177

https://ruhr.social/@sam9al

https://koyu.space/@samsa2l

Attributes

profile_id
1177

Targets

- Target
  
  b66c754d648d5d488642d4d58b9ddf11cccad4fef929fd4bba7d9ecf4e0e3b1b
- Size
  
  4.0MB
- MD5
  
  b65679c2830c3985913be4fbecb1dbcc
- SHA1
  
  3da75ab845407e8dd2bc60e8141faf1ace4264e3
- SHA256
  
  b66c754d648d5d488642d4d58b9ddf11cccad4fef929fd4bba7d9ecf4e0e3b1b
- SHA512
  
  cb74afd2cfe1baa88b346931ca6efa399060759a0993d841f6f7eb0c003c1d3d556e568c166ae9a116281beb2272dfb33a4cbd215e8159801a1f60d5c63e1dad
Score

10^/10

djvu onlylogger redline smokeloader socelars vidar 937 da da installs ruz876 ruzki14_03 backdoor discovery evasion infostealer loader persistence ransomware spyware stealer suricata trojan upx vmprotect 1177 @ywqmre filinnn1
- Detected Djvu ransomware
- Djvu Ransomware
  Ransomware which is a variant of the STOP family.
  ransomware djvu
- Modifies Windows Defender Real-time Protection settings
  evasion trojan
- OnlyLogger
  A tiny loader that uses IPLogger to get its payload.
  loader onlylogger
- 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
- Socelars
  Socelars is an infostealer targeting browser cookies and credit card credentials.
  stealer socelars
- Socelars Payload
- Suspicious use of NtCreateUserProcessOtherParentProcess
- Vidar
  Vidar is an infostealer based on Arkei stealer.
  stealer vidar
- suricata: ET MALWARE EXE Download Request To Wordpress Folder Likely Malicious
  suricata: ET MALWARE EXE Download Request To Wordpress Folder Likely Malicious
  suricata
- suricata: ET MALWARE GCleaner Downloader Activity M5
  suricata: ET MALWARE GCleaner Downloader Activity M5
  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 Suspicious Zipped Filename in Outbound POST Request (Passwords.txt) M2
  suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt) M2
  suricata
- suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (passwords.txt) M2
  suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (passwords.txt) M2
  suricata
- suricata: ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile
  suricata: ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile
  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
- suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer HTTP POST Pattern
  suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer HTTP POST Pattern
  suricata
- suricata: ET MALWARE Win32/Spy.Socelars.S CnC Activity M3
  suricata: ET MALWARE Win32/Spy.Socelars.S CnC Activity M3
  suricata
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
  evasion
- OnlyLogger Payload
- Vidar Stealer
  stealer
- Downloads MZ/PE file
- Executes dropped EXE
- UPX packed file
  Detects executables packed with UPX/modified UPX open source packer.
  upx
- VMProtect packed file
  Detects executables packed with VMProtect commercial packer.
  vmprotect
- Checks BIOS information in registry
  BIOS information is often read in order to detect sandboxing environments.
- Checks computer location settings
  Looks up country code configured in the registry, likely geofence.
- Loads dropped DLL
- Reads user/profile data of web browsers
  Infostealers often target stored browser data, which can include saved credentials etc.
  spyware stealer
- 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
- 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.
- Looks up geolocation information via web service
  Uses a legitimate geolocation service to find the infected system's geolocation info.
- AutoIT Executable
  AutoIT scripts compiled to PE executables.
- Drops file in System32 directory
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
behavioral1 behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Modify Existing Service

T1031

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Disabling Security Tools

T1089

Virtualization/Sandbox Evasion

T1497

Install Root Certificate

T1130

Credential Access

Credentials in Files

T1081

Discovery

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

System Information Discovery

T1082

Peripheral Device Discovery

T1120

Process Discovery

T1057

Lateral Movement

Collection

Data from Local System

T1005

Exfiltration

Command and Control

Web Service

T1102

Impact

Tasks

Sharing

General

Malware Config

Extracted

Extracted

Extracted

Extracted

Extracted

Extracted

Extracted

Extracted

Extracted

Extracted

Extracted

Targets

Detected Djvu ransomware

Djvu Ransomware

Modifies Windows Defender Real-time Protection settings

OnlyLogger

RedLine

RedLine Payload

SmokeLoader

Socelars

Socelars Payload

Suspicious use of NtCreateUserProcessOtherParentProcess

Vidar

suricata: ET MALWARE EXE Download Request To Wordpress Folder Likely Malicious

suricata: ET MALWARE GCleaner Downloader Activity M5

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

suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt) M2

suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (passwords.txt) M2

suricata: ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile

suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload

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

suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer HTTP POST Pattern

suricata: ET MALWARE Win32/Spy.Socelars.S CnC Activity M3

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

OnlyLogger Payload

Vidar Stealer

Downloads MZ/PE file

Executes dropped EXE

UPX packed file

VMProtect packed file

Checks BIOS information in registry

Checks computer location settings

Loads dropped DLL

Reads user/profile data of web browsers

Adds Run key to start application

Checks installed software on the system

Checks whether UAC is enabled

Legitimate hosting services abused for malware hosting/C2

Looks up external IP address via web service

Looks up geolocation information via web service

AutoIT Executable

Drops file in System32 directory

Suspicious use of NtSetInformationThreadHideFromDebugger

Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Tasks

static1

behavioral1

behavioral2