General

  • Target

    8aa50f524b99eb9973dbde652c6de924849432be9d080866bb78f13aa1c31967

  • Size

    276KB

  • Sample

    230324-zt81dshd29

  • MD5

    abc1082fec08a94f36a5b474db619f59

  • SHA1

    05d0065526e8653d3b1bd7008f233772ae9fefa0

  • SHA256

    8aa50f524b99eb9973dbde652c6de924849432be9d080866bb78f13aa1c31967

  • SHA512

    09b6ab1af3c37c6d652689518214329d71418459ea4742ae44f329a2f38ffe753f6f83c6762c13f6a0a16f7d99458224905ac42884718ea259688bffbb4ed231

  • SSDEEP

    3072:Qo+ftE2FELFq1dC0wU1gnZ3ikZPBYhNBwQUpv/8TnZCNs6Y1GcrvF7lwWbGkt9mt:tii5EtgnZfqhNBG1kENXXczx2tp8Pva

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

djvu

C2

http://zexeq.com/test2/get.php

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

Attributes
  • extension

    .tywd

  • offline_id

    Yao2o6f5vNghOpgVBhEIA8O96SC5vLcgITgaRMt1

  • payload_url

    http://uaery.top/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-f8UEvx4T0A 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: 0671IsjO

rsa_pubkey.plain

Extracted

Family

smokeloader

Botnet

pub1

Extracted

Family

vidar

Version

3.1

Botnet

00d92484c9b27bc8482a2cc94cacc508

C2

https://steamcommunity.com/profiles/76561199472266392

https://t.me/tabootalks

http://135.181.26.183:80

Attributes
  • profile_id_v2

    00d92484c9b27bc8482a2cc94cacc508

  • user_agent

    Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/105.0.0.0 Safari/537.36 OPR/91.0.4516.79

Extracted

Family

smokeloader

Botnet

sprg

Extracted

Family

redline

Botnet

koreamon

C2

koreamonitoring.com:80

Attributes
  • auth_value

    1a0e1a9f491ef3df873a03577dfa10aa

Extracted

Family

amadey

Version

3.65

C2

77.73.134.27/8bmdh3Slb2/index.php

Targets

    • Target

      8aa50f524b99eb9973dbde652c6de924849432be9d080866bb78f13aa1c31967

    • Size

      276KB

    • MD5

      abc1082fec08a94f36a5b474db619f59

    • SHA1

      05d0065526e8653d3b1bd7008f233772ae9fefa0

    • SHA256

      8aa50f524b99eb9973dbde652c6de924849432be9d080866bb78f13aa1c31967

    • SHA512

      09b6ab1af3c37c6d652689518214329d71418459ea4742ae44f329a2f38ffe753f6f83c6762c13f6a0a16f7d99458224905ac42884718ea259688bffbb4ed231

    • SSDEEP

      3072:Qo+ftE2FELFq1dC0wU1gnZ3ikZPBYhNBwQUpv/8TnZCNs6Y1GcrvF7lwWbGkt9mt:tii5EtgnZfqhNBG1kENXXczx2tp8Pva

    • Amadey

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

    • Detected Djvu ransomware

    • Detects PseudoManuscrypt payload

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

    • Process spawned unexpected child process

      This typically indicates the parent process was compromised via an exploit or macro.

    • PseudoManuscrypt

      PseudoManuscrypt is a malware Lazarus’s Manuscrypt targeting government organizations and ICS.

    • 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.

    • Downloads MZ/PE file

    • Deletes itself

    • 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.

    • Unexpected DNS network traffic destination

      Network traffic to other servers than the configured DNS servers was detected on the DNS port.

    • 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.

    • Drops file in System32 directory

    • 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

File Permissions Modification

1
T1222

Modify Registry

1
T1112

Credential Access

Credentials in Files

3
T1081

Discovery

Query Registry

4
T1012

System Information Discovery

3
T1082

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

3
T1005

Tasks