General

  • Target

    e8c8f0f30d0c0dbf2f8e67af2b85af90d2b138cfa209563211da19a2198e6221

  • Size

    202KB

  • Sample

    231009-jccymabc41

  • MD5

    66c2b9756b36d52708e93f7ce3a52663

  • SHA1

    bdbcad371a0a45655d49c1bd62717b1fe9d0a65d

  • SHA256

    e8c8f0f30d0c0dbf2f8e67af2b85af90d2b138cfa209563211da19a2198e6221

  • SHA512

    08c3ced6449e885c0421579782ea297893d796b814e0954da83ae94cbe21f196c69a6f98051aa55a8d119e2b5954d8cf62cce39415a4d96e03dfa58e9f0f35c2

  • SSDEEP

    3072:gHXMDE8GmWjc4NAni8V1R6OOWad4FM5uTX:yE8mMbNMXDR6OOWfRb

Malware Config

Extracted

Family

smokeloader

Version

2022

C2

http://onualituyrs.org/

http://sumagulituyo.org/

http://snukerukeutit.org/

http://lightseinsteniki.org/

http://liuliuoumumy.org/

http://stualialuyastrelia.net/

http://kumbuyartyty.net/

http://criogetikfenbut.org/

http://tonimiuyaytre.org/

http://tyiuiunuewqy.org/

rc4.i32
rc4.i32

Extracted

Family

redline

Botnet

LogsDiller Cloud (TG: @logsdillabot)

C2

51.255.152.132:36011

Extracted

Family

djvu

C2

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

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

Attributes
  • extension

    .mlap

  • offline_id

    FjtJkuhRHnUARRt9GnbbgUTa6ErhJq4ZM668xSt1

  • 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-xN3VuzQl0a 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: 0804JOsie

rsa_pubkey.plain

Extracted

Family

stealc

C2

http://91.103.253.171

Attributes
  • url_path

    /ed9891f07f96bfb8.php

rc4.plain

Extracted

Family

smokeloader

Botnet

up3

Targets

    • Target

      e8c8f0f30d0c0dbf2f8e67af2b85af90d2b138cfa209563211da19a2198e6221

    • Size

      202KB

    • MD5

      66c2b9756b36d52708e93f7ce3a52663

    • SHA1

      bdbcad371a0a45655d49c1bd62717b1fe9d0a65d

    • SHA256

      e8c8f0f30d0c0dbf2f8e67af2b85af90d2b138cfa209563211da19a2198e6221

    • SHA512

      08c3ced6449e885c0421579782ea297893d796b814e0954da83ae94cbe21f196c69a6f98051aa55a8d119e2b5954d8cf62cce39415a4d96e03dfa58e9f0f35c2

    • SSDEEP

      3072:gHXMDE8GmWjc4NAni8V1R6OOWad4FM5uTX:yE8mMbNMXDR6OOWfRb

    • Detected Djvu ransomware

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

    • Glupteba

      Glupteba is a modular loader written in Golang with various components.

    • Glupteba payload

    • 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.

    • Stealc

      Stealc is an infostealer written in C++.

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Modifies Windows Firewall

    • 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 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 v13

Execution

Scheduled Task/Job

1
T1053

Persistence

Create or Modify System Process

2
T1543

Windows Service

2
T1543.003

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Privilege Escalation

Create or Modify System Process

2
T1543

Windows Service

2
T1543.003

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Defense Evasion

Impair Defenses

1
T1562

File and Directory Permissions Modification

1
T1222

Modify Registry

1
T1112

Credential Access

Unsecured Credentials

2
T1552

Credentials In Files

2
T1552.001

Discovery

Query Registry

5
T1012

System Information Discovery

5
T1082

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

2
T1005

Email Collection

1
T1114

Command and Control

Web Service

1
T1102

Impact

Service Stop

1
T1489

Tasks