General

  • Target

    f0be823a1e2ac1ec32681f28325069f0583f457317ee4591a3bc55669ab7f651

  • Size

    333KB

  • Sample

    211023-fksghacba6

  • MD5

    e040342f809da203685791af2582981e

  • SHA1

    9e785b9f9559bb399193cc7c3c77b5a3036c5dea

  • SHA256

    f0be823a1e2ac1ec32681f28325069f0583f457317ee4591a3bc55669ab7f651

  • SHA512

    6e18bf73d81181a4b21ecd0798c1b454971c1fbe8af8e7923e92299ddf601471064182967c67e76370ad9cd01f8fb5f0b8ed0adba39e49271f361d6c9f978b6a

Malware Config

Extracted

Family

smokeloader

Version

2020

C2

http://xacokuo8.top/

http://hajezey1.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
rc4.i32
rc4.i32
rc4.i32

Extracted

Family

raccoon

Botnet

6655b26b014f56ed3e8df973c407aa18e865e396

Attributes
  • url4cnc

    http://telegka.top/kaba4ello

    http://telegin.top/kaba4ello

    https://t.me/kaba4ello

rc4.plain
rc4.plain

Extracted

Family

redline

Botnet

BTC-2021

C2

2.56.214.190:59628

Extracted

Family

vidar

Version

41.5

Botnet

706

C2

https://mas.to/@xeroxxx

Attributes
  • profile_id

    706

Extracted

Family

redline

Botnet

z0rm1on

C2

185.215.113.94:35535

Extracted

Family

vidar

Version

41.5

Botnet

517

C2

https://mas.to/@xeroxxx

Attributes
  • profile_id

    517

Extracted

Family

djvu

C2

http://rlrz.org/lancer

Targets

    • Target

      f0be823a1e2ac1ec32681f28325069f0583f457317ee4591a3bc55669ab7f651

    • Size

      333KB

    • MD5

      e040342f809da203685791af2582981e

    • SHA1

      9e785b9f9559bb399193cc7c3c77b5a3036c5dea

    • SHA256

      f0be823a1e2ac1ec32681f28325069f0583f457317ee4591a3bc55669ab7f651

    • SHA512

      6e18bf73d81181a4b21ecd0798c1b454971c1fbe8af8e7923e92299ddf601471064182967c67e76370ad9cd01f8fb5f0b8ed0adba39e49271f361d6c9f978b6a

    • Detected Djvu ransomware

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

    • Raccoon

      Simple but powerful infostealer which was very active in 2019.

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • RedLine Payload

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

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

    • Vidar 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

    • Reads user/profile data of web browsers

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

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • 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

      Looks up Uninstall key entries in the registry to enumerate 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

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

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Virtualization/Sandbox Evasion

1
T1497

File Permissions Modification

1
T1222

Modify Registry

2
T1112

Install Root Certificate

1
T1130

Credential Access

Credentials in Files

3
T1081

Discovery

Query Registry

5
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

5
T1082

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

3
T1005

Command and Control

Web Service

1
T1102

Tasks