General

  • Target

    35997987cd9a55b3bac00ce9227d50215197286d6fd3f7efd4554d6149f5b3ec

  • Size

    171KB

  • Sample

    211028-1f7qvaccc4

  • MD5

    952aadcc06373eb6184d1a08c082c9fc

  • SHA1

    c6f863332d34366afae671642821f09276942292

  • SHA256

    35997987cd9a55b3bac00ce9227d50215197286d6fd3f7efd4554d6149f5b3ec

  • SHA512

    a641e65160c8d288cde5a7a2ca5bc99dd152b559c997f45b48e0eac678bf46666175be0ce00603dc35191bd816646e621abcb54fc2783130e17a2bc108acbc79

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/

http://193.56.146.214/

https://193.56.146.214/

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

Extracted

Family

redline

Botnet

21321313

C2

93.115.20.139:28978

Extracted

Family

vidar

Version

41.6

Botnet

754

C2

https://mas.to/@lilocc

Attributes
  • profile_id

    754

Extracted

Family

raccoon

Botnet

7403871d9aeb23dd4419a46bfc8775a8e9d1f02d

Attributes
  • url4cnc

    http://telegalive.top/mixmorty14

    http://toptelete.top/mixmorty14

    http://telegraf.top/mixmorty14

    https://t.me/mixmorty14

rc4.plain
rc4.plain

Extracted

Family

redline

Botnet

SafeInstaller

C2

185.183.32.161:80

Extracted

Family

redline

Botnet

proliv

C2

95.217.110.27:15401

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

djvu

C2

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

Attributes
  • extension

    .rivd

  • offline_id

    WbO7bkwHxaepEmevfYYUBNgcxNJGpd7hoNKokRt1

  • 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-CcXGxzXf71 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: 0342gSd743d

rsa_pubkey.plain

Extracted

Family

vidar

Version

41.6

Botnet

706

C2

https://mas.to/@lilocc

Attributes
  • profile_id

    706

Extracted

Family

vidar

Version

41.5

Botnet

517

C2

https://mas.to/@xeroxxx

Attributes
  • profile_id

    517

Targets

    • Target

      35997987cd9a55b3bac00ce9227d50215197286d6fd3f7efd4554d6149f5b3ec

    • Size

      171KB

    • MD5

      952aadcc06373eb6184d1a08c082c9fc

    • SHA1

      c6f863332d34366afae671642821f09276942292

    • SHA256

      35997987cd9a55b3bac00ce9227d50215197286d6fd3f7efd4554d6149f5b3ec

    • SHA512

      a641e65160c8d288cde5a7a2ca5bc99dd152b559c997f45b48e0eac678bf46666175be0ce00603dc35191bd816646e621abcb54fc2783130e17a2bc108acbc79

    • Arkei

      Arkei is an infostealer written in C++.

    • 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

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Arkei Stealer Payload

    • 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 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.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

    • autoit_exe

      AutoIT scripts compiled to PE executables.

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

Email Collection

1
T1114

Tasks