General

  • Target

    edd75dedf3b5092d042793d4825005095c07673d7f25a26f25f7c2096e381e26

  • Size

    150KB

  • Sample

    211101-g2egmsdhdr

  • MD5

    8cf45ca2a415c8b1b0adf6e2421a6f16

  • SHA1

    d13aeaf041ab9d681b9497eb2b63cc4455063f18

  • SHA256

    edd75dedf3b5092d042793d4825005095c07673d7f25a26f25f7c2096e381e26

  • SHA512

    22c635aa438522ee58fcaca17246727cf829bfc34b1b38b36a513b943793d55057957fd1a5e487bdec9f809a178b544bc41ed23ea94519d9f98d024a9308a972

Malware Config

Extracted

Family

smokeloader

Version

2020

C2

http://honawey70.top/

http://wijibui00.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/

http://193.56.146.214/

https://193.56.146.214/

rc4.i32
rc4.i32
rc4.i32
rc4.i32
rc4.i32
rc4.i32

Extracted

Family

tofsee

C2

quadoil.ru

lakeflex.ru

Extracted

Family

redline

Botnet

123123123

C2

93.115.20.139:28978

Extracted

Family

redline

Botnet

V5

C2

185.183.32.161:45391

Extracted

Family

redline

Botnet

SuperStar

C2

185.215.113.29:36224

Extracted

Family

raccoon

Botnet

68e2d75238f7c69859792d206401b6bde2b2515c

Attributes
  • url4cnc

    http://telegalive.top/agrybirdsgamerept

    http://toptelete.top/agrybirdsgamerept

    http://telegraf.top/agrybirdsgamerept

    https://t.me/agrybirdsgamerept

rc4.plain
rc4.plain

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
rc4.plain

Extracted

Family

vidar

Version

41.6

Botnet

936

C2

https://mas.to/@lilocc

Attributes
  • profile_id

    936

Extracted

Family

djvu

C2

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

Attributes
  • extension

    .palq

  • offline_id

    vkkerIMedP7WK1ZhHOAlJV10Wxn9fHEbEQbgait1

  • payload_url

    http://znpst.top/dl/build2.exe

    http://rlrz.org/files/1/build3.exe

  • ransomnote

    ATTENTION! Don't worry, you can return all your files! All your files like pictures, databases, documents and other important are encrypted with strongest encryption and unique key. The only method of recovering files is to purchase decrypt tool and unique key for you. This software will decrypt all your encrypted files. What guarantees you have? You can send one of your encrypted file from your PC and we decrypt it for free. But we can decrypt only 1 file for free. File must not contain valuable information. You can get and look video overview decrypt tool: https://we.tl/t-mj4o6S4Pz0 Price of private key and decrypt software is $980. Discount 50% available if you contact us first 72 hours, that's price for you is $490. Please note that you'll never restore your data without payment. Check your e-mail "Spam" or "Junk" folder if you don't get answer more than 6 hours. To get this software you need write on our e-mail: manager@mailtemp.ch Reserve e-mail address to contact us: supporthelp@airmail.cc Your personal ID: 0344gSd743d

rsa_pubkey.plain

Extracted

Family

vidar

Version

41.6

Botnet

706

C2

https://mas.to/@lilocc

Attributes
  • profile_id

    706

Targets

    • Target

      edd75dedf3b5092d042793d4825005095c07673d7f25a26f25f7c2096e381e26

    • Size

      150KB

    • MD5

      8cf45ca2a415c8b1b0adf6e2421a6f16

    • SHA1

      d13aeaf041ab9d681b9497eb2b63cc4455063f18

    • SHA256

      edd75dedf3b5092d042793d4825005095c07673d7f25a26f25f7c2096e381e26

    • SHA512

      22c635aa438522ee58fcaca17246727cf829bfc34b1b38b36a513b943793d55057957fd1a5e487bdec9f809a178b544bc41ed23ea94519d9f98d024a9308a972

    • 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.

    • Suspicious use of NtCreateProcessExOtherParentProcess

    • Tofsee

      Backdoor/botnet which carries out malicious activities based on commands from a C2 server.

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Windows security bypass

    • suricata: ET MALWARE Known Sinkhole Response Header

      suricata: ET MALWARE Known Sinkhole Response Header

    • suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request

      suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request

    • suricata: ET MALWARE Sharik/Smoke CnC Beacon 11

      suricata: ET MALWARE Sharik/Smoke CnC Beacon 11

    • 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: ET MALWARE Vidar/Arkei Stealer Client Data Upload

      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 Data Exfil

    • xmrig

      XMRig is a high performance, open source, cross platform CPU/GPU miner.

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

    • Vidar Stealer

    • XMRig Miner Payload

    • Creates new service(s)

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Modifies Windows Firewall

    • Sets service image path in registry

    • 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.

    • Accesses 2FA software files, possible credential harvesting

    • Accesses Microsoft Outlook profiles

    • 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

    • Looks up external IP address via web service

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

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

New Service

1
T1050

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

2
T1060

Scheduled Task

1
T1053

Privilege Escalation

New Service

1
T1050

Scheduled Task

1
T1053

Defense Evasion

Disabling Security Tools

1
T1089

Modify Registry

4
T1112

Virtualization/Sandbox Evasion

1
T1497

File Permissions Modification

1
T1222

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

Email Collection

1
T1114

Tasks