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General

  • Target

    efdb07611c16575b43b355a0a86ad67c.exe

  • Size

    286KB

  • Sample

    221030-rrve8afbdr

  • MD5

    efdb07611c16575b43b355a0a86ad67c

  • SHA1

    f11a944169e4482f3a30f65142eb37421a6e7ff2

  • SHA256

    16ec043a0abc0a1a35b20b7bd12a628619dfa8c260223eac6b26ae53887c1083

  • SHA512

    9999a033bf2370621edd7f4907b7e72c3b12dc3ee0357b7a5dea259766a027405413ad0a366b714e2494c0f2243455b7a0da628b9e298e7e711643b0d62e0096

  • SSDEEP

    6144:sUQvMLeTTKQbpm81RVnG/j+iv0MwQrCJ:sUQ0cPbXYb+SPfrCJ

Malware Config

Extracted

Family

redline

Botnet

mario23_10

C2

167.235.252.160:10642

Attributes
  • auth_value

    eca57cfb5172f71dc45986763bb98942

Extracted

Family

vidar

Version

55.2

Botnet

1752

C2

https://t.me/slivetalks

https://c.im/@xinibin420

Attributes
  • profile_id

    1752

Extracted

Family

djvu

C2

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

Attributes
  • extension

    .pozq

  • offline_id

    oq4l7AoeQAT1wLV4c2ModKTOluU7sQaRllQplQt1

  • payload_url

    http://uaery.top/dl/build2.exe

    http://winnlinne.com/files/1/build3.exe

  • ransomnote

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rsa_pubkey.plain

Extracted

Family

redline

Botnet

slovarik15btc

C2

78.153.144.3:2510

Attributes
  • auth_value

    bfedad55292538ad3edd07ac95ad8952

Extracted

Family

redline

Botnet

Google2

C2

167.235.71.14:20469

Attributes
  • auth_value

    fb274d9691235ba015830da570a13578

Extracted

Family

vidar

Version

55.3

Botnet

517

C2

https://t.me/slivetalks

https://c.im/@xinibin420

Attributes
  • profile_id

    517

Targets

    • Target

      efdb07611c16575b43b355a0a86ad67c.exe

    • Size

      286KB

    • MD5

      efdb07611c16575b43b355a0a86ad67c

    • SHA1

      f11a944169e4482f3a30f65142eb37421a6e7ff2

    • SHA256

      16ec043a0abc0a1a35b20b7bd12a628619dfa8c260223eac6b26ae53887c1083

    • SHA512

      9999a033bf2370621edd7f4907b7e72c3b12dc3ee0357b7a5dea259766a027405413ad0a366b714e2494c0f2243455b7a0da628b9e298e7e711643b0d62e0096

    • SSDEEP

      6144:sUQvMLeTTKQbpm81RVnG/j+iv0MwQrCJ:sUQ0cPbXYb+SPfrCJ

    • Detected Djvu ransomware

    • Detects Smokeloader packer

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

    • 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

    • Executes dropped EXE

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • Checks computer location settings

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

    • 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.

    • Uses the VBS compiler for execution

    • Accesses Microsoft Outlook profiles

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Adds Run key to start application

    • 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 Enterprise v6

Tasks