General

  • Target

    433cb99f5585535581a53c07ae7747241074d52ca83be7ef2f46c48ae02e7c24

  • Size

    339KB

  • Sample

    230424-l9r5xsch2y

  • MD5

    9c4b6a9bcd60083fd81b4acca067de27

  • SHA1

    5abe4afe13b8a7e3ea294d18a6d384ed3727c71c

  • SHA256

    433cb99f5585535581a53c07ae7747241074d52ca83be7ef2f46c48ae02e7c24

  • SHA512

    51dfc06bc9b007686fd06985e43abb45cf9973a0c496f6574dfb600b948c37abfb36c25ef77885a9ae54eb322ddd0360355a10d845dd3dc6e63c7a6b7a3e4c56

  • SSDEEP

    6144:E4PKV/TCQwQ4jRWSUvL8CXni+6N6tnrOWy:E4PA/TCQwhRWSILHXi+7nrD

Malware Config

Extracted

Family

smokeloader

Version

2022

C2

http://potunulit.org/

http://hutnilior.net/

http://bulimu55t.net/

http://soryytlic4.net/

http://novanosa5org.org/

http://nuljjjnuli.org/

http://tolilolihul.net/

http://somatoka51hub.net/

http://hujukui3.net/

http://bukubuka1.net/

http://golilopaster.org/

http://newzelannd66.org/

http://otriluyttn.org/

http://aapu.at/tmp/

http://poudineh.com/tmp/

http://firsttrusteedrx.ru/tmp/

http://kingpirate.ru/tmp/

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

Extracted

Family

vidar

Version

3.5

Botnet

5c24dc0e9726fcc756a18038ae4e0e67

C2

https://steamcommunity.com/profiles/76561199497218285

https://t.me/tg_duckworld

Attributes
  • profile_id_v2

    5c24dc0e9726fcc756a18038ae4e0e67

  • user_agent

    Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/90.0.4430.93 Safari/537.36 Vivaldi/3.7

Extracted

Family

djvu

C2

http://zexeq.com/lancer/get.php

Attributes
  • extension

    .coty

  • offline_id

    O8Ao46dcCReRPC4I1PGMYsRFFc9WI5eOp0O3MFt1

  • payload_url

    http://colisumy.com/dl/build2.exe

    http://zexeq.com/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-EPBZCVAS8s 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: support@freshmail.top Reserve e-mail address to contact us: datarestorehelp@airmail.cc Your personal ID: 0692JOsie

rsa_pubkey.plain

Extracted

Family

smokeloader

Botnet

pub1

Extracted

Family

amadey

Version

3.70

C2

77.73.134.27/n9kdjc3xSf/index.php

Extracted

Family

vidar

Version

3.5

Botnet

bf58e1879f88b222ba2391682babf9d8

C2

https://steamcommunity.com/profiles/76561199497218285

https://t.me/tg_duckworld

Attributes
  • profile_id_v2

    bf58e1879f88b222ba2391682babf9d8

  • user_agent

    Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/90.0.4430.93 Safari/537.36 Vivaldi/3.7

Extracted

Family

asyncrat

Version

Venom RAT + HVNC + Stealer + Grabber v6.0.1

Botnet

Default

C2

185.106.94.165:2323

Mutex

flhftndjmhyxqvenrpt

Attributes
  • delay

    1

  • install

    false

  • install_folder

    %AppData%

aes.plain

Extracted

Family

raccoon

Botnet

fc8427198f843d72c1aa8a66db1a98f3

C2

http://91.235.234.235/

xor.plain

Targets

    • Target

      433cb99f5585535581a53c07ae7747241074d52ca83be7ef2f46c48ae02e7c24

    • Size

      339KB

    • MD5

      9c4b6a9bcd60083fd81b4acca067de27

    • SHA1

      5abe4afe13b8a7e3ea294d18a6d384ed3727c71c

    • SHA256

      433cb99f5585535581a53c07ae7747241074d52ca83be7ef2f46c48ae02e7c24

    • SHA512

      51dfc06bc9b007686fd06985e43abb45cf9973a0c496f6574dfb600b948c37abfb36c25ef77885a9ae54eb322ddd0360355a10d845dd3dc6e63c7a6b7a3e4c56

    • SSDEEP

      6144:E4PKV/TCQwQ4jRWSUvL8CXni+6N6tnrOWy:E4PA/TCQwhRWSILHXi+7nrD

    • Amadey

      Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.

    • AsyncRat

      AsyncRAT is designed to remotely monitor and control other computers written in C#.

    • Detect rhadamanthys stealer shellcode

    • Detected Djvu ransomware

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

    • Modifies security service

    • Raccoon

      Raccoon is an infostealer written in C++ and first seen in 2019.

    • Rhadamanthys

      Rhadamanthys is an info stealer written in C++ first seen in August 2022.

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Async RAT payload

    • Downloads MZ/PE file

    • Stops running service(s)

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • 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.

    • VMProtect packed file

      Detects executables packed with VMProtect commercial packer.

    • 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.

    • 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.

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Modify Existing Service

2
T1031

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

2
T1112

Impair Defenses

1
T1562

File Permissions Modification

1
T1222

Credential Access

Credentials in Files

3
T1081

Discovery

Query Registry

5
T1012

System Information Discovery

4
T1082

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

3
T1005

Email Collection

1
T1114

Command and Control

Web Service

1
T1102

Impact

Service Stop

1
T1489

Tasks