General

  • Target

    07ce702605e66a425128639679c5f2de.exe

  • Size

    284KB

  • Sample

    230608-j6pjhsdb77

  • MD5

    07ce702605e66a425128639679c5f2de

  • SHA1

    b9e2e16959d61aa5bf04fd84ff1988a8afde83eb

  • SHA256

    e98586f90d7a407fb452f3d96bb9902403d66f28ba39e268e405af22fcb080c2

  • SHA512

    2d20a2d25af796ba134a605f78743449c86d451726b3f93b1bdfb9e7280f95d577a7915d5de48ad4bf793923ddf9d21dd41b3472b6e10c516bd9d3c5ea399774

  • SSDEEP

    3072:hyINx8BOk3kBhG2sWRIlEsNgK2RUfXFlF5qOgEb4c+JE0/Ik0sQr7HmJl:VNxtk3kBhGHpEsN2RUfbqO94ciIZ3mJ

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://toobussy.com/tmp/

http://wuc11.com/tmp/

http://ladogatur.ru/tmp/

http://kingpirate.ru/tmp/

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

Extracted

Family

djvu

C2

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

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

Attributes
  • extension

    .neon

  • offline_id

    0vTA6MA1m5nzrdffOCJC7YmAa4Lp6YNN8lOJ4mt1

  • 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-vc50LyB2yb 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: 0725JOsie

rsa_pubkey.plain

Extracted

Family

smokeloader

Botnet

pub1

Extracted

Family

vidar

Version

4.2

Botnet

a81bcf59d85e6e13257840e65b9d1da8

C2

https://steamcommunity.com/profiles/76561199511129510

https://t.me/rechnungsbetrag

Attributes
  • profile_id_v2

    a81bcf59d85e6e13257840e65b9d1da8

  • user_agent

    Mozilla/5.0 (Windows NT 6.3; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/75.0.3770.38 Safari/537.36 Brave/75

Extracted

Family

smokeloader

Botnet

up3

Targets

    • Target

      07ce702605e66a425128639679c5f2de.exe

    • Size

      284KB

    • MD5

      07ce702605e66a425128639679c5f2de

    • SHA1

      b9e2e16959d61aa5bf04fd84ff1988a8afde83eb

    • SHA256

      e98586f90d7a407fb452f3d96bb9902403d66f28ba39e268e405af22fcb080c2

    • SHA512

      2d20a2d25af796ba134a605f78743449c86d451726b3f93b1bdfb9e7280f95d577a7915d5de48ad4bf793923ddf9d21dd41b3472b6e10c516bd9d3c5ea399774

    • SSDEEP

      3072:hyINx8BOk3kBhG2sWRIlEsNgK2RUfXFlF5qOgEb4c+JE0/Ik0sQr7HmJl:VNxtk3kBhGHpEsN2RUfbqO94ciIZ3mJ

    • Detect Fabookie payload

    • Detected Djvu ransomware

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

    • Fabookie

      Fabookie is facebook account info stealer.

    • Modifies security service

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • 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.

    • 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.

    • 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 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

Impact

Service Stop

1
T1489

Tasks