General

  • Target

    b35bb700774988db326652fca0c6fba87c591a2f.exe

  • Size

    1.6MB

  • Sample

    210914-en7j6ahggk

  • MD5

    80e226439349c4711b6eae5c45fd8e74

  • SHA1

    b35bb700774988db326652fca0c6fba87c591a2f

  • SHA256

    401bbd8d6f3e957749b523d8e9477005eaa8c9ff20aea6c32bee59fdeaa2c766

  • SHA512

    120c6b130fb9f34013ecd3179230f62ed327c0d90629a5a9ef94c598c580ac5264c04104a3b2558973ec187745bec771c85a3fe747f074d5df368eb3a3766d23

Malware Config

Extracted

Family

metasploit

Version

windows/single_exec

Extracted

Family

smokeloader

Version

2020

C2

http://fazanaharahe1.xyz/

http://xandelissane2.xyz/

http://ustiassosale3.xyz/

http://cytheriata4.xyz/

http://ggiergionard5.xyz/

http://rrelleynaniy6.store/

http://danniemusoa7.store/

http://nastanizab8.store/

http://onyokandis9.store/

http://dmunaavank10.store/

http://gilmandros11.site/

http://cusanthana12.site/

http://willietjeana13.site/

http://ximusokall14.site/

http://blodinetisha15.site/

http://urydiahadyss16.club/

http://glasamaddama17.club/

http://marlingarly18.club/

http://alluvianna19.club/

http://xandirkaniel20.club/

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

Extracted

Family

vidar

Version

40.5

Botnet

937

C2

https://gheorghip.tumblr.com/

Attributes
  • profile_id

    937

Extracted

Family

redline

Botnet

мощ

C2

193.56.146.60:43408

Extracted

Family

redline

Botnet

Norman1

C2

45.14.49.184:60921

Extracted

Family

redline

Botnet

3

C2

45.147.228.207:1569

Extracted

Family

redline

Botnet

@big_tastyyy

C2

87.251.71.44:80

Targets

    • Target

      b35bb700774988db326652fca0c6fba87c591a2f.exe

    • Size

      1.6MB

    • MD5

      80e226439349c4711b6eae5c45fd8e74

    • SHA1

      b35bb700774988db326652fca0c6fba87c591a2f

    • SHA256

      401bbd8d6f3e957749b523d8e9477005eaa8c9ff20aea6c32bee59fdeaa2c766

    • SHA512

      120c6b130fb9f34013ecd3179230f62ed327c0d90629a5a9ef94c598c580ac5264c04104a3b2558973ec187745bec771c85a3fe747f074d5df368eb3a3766d23

    • Glupteba

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

    • Glupteba Payload

    • MetaSploit

      Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.

    • Modifies Windows Defender Real-time Protection settings

    • Process spawned unexpected child process

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

    • 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.

    • suricata: ET MALWARE Known Sinkhole Response Header

      suricata: ET MALWARE Known Sinkhole Response Header

    • suricata: ET MALWARE Possible Kelihos.F EXE Download Common Structure

      suricata: ET MALWARE Possible Kelihos.F EXE Download Common Structure

    • suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)

      suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)

    • suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload

      suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload

    • suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer Data Exfil

      suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer Data Exfil

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Vidar Stealer

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Checks computer location settings

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

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • 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.

    • Checks whether UAC is enabled

    • 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.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks