General

  • Target

    15ff88418d079a260219d1bc7f8c528a.exe

  • Size

    1.5MB

  • Sample

    210813-fknw42z1lj

  • MD5

    15ff88418d079a260219d1bc7f8c528a

  • SHA1

    d26fe29f0ed3c4528e1ab6fa48fae7946f7d6250

  • SHA256

    cd0e83d7ecf53143afa640ee49905b8292169fa7e5eafad521718a303e302322

  • SHA512

    d4e1a94e0a30c7f38ca23ae264be276b9d5ae71d67c1164159ce7af2ddef352ad6a4c04935a711f7c472f1ac2830d4c1df5eed30062c52de067b27ca6e35184c

Malware Config

Extracted

Family

smokeloader

Version

2020

C2

http://conceitosseg.com/upload/

http://integrasidata.com/upload/

http://ozentekstil.com/upload/

http://finbelportal.com/upload/

http://telanganadigital.com/upload/

http://readinglistforjuly1.xyz/

http://readinglistforjuly2.xyz/

http://readinglistforjuly3.xyz/

http://readinglistforjuly4.xyz/

http://readinglistforjuly5.xyz/

http://readinglistforjuly6.xyz/

http://readinglistforjuly7.xyz/

http://readinglistforjuly8.xyz/

http://readinglistforjuly9.xyz/

http://readinglistforjuly10.xyz/

http://readinglistforjuly1.site/

http://readinglistforjuly2.site/

http://readinglistforjuly3.site/

http://readinglistforjuly4.site/

http://readinglistforjuly5.site/

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

Extracted

Language
ps1
Deobfuscated
URLs
ps1.dropper

http://193.56.146.55/Api/GetFile2

Extracted

Family

vidar

Version

40

Botnet

937

C2

https://lenak513.tumblr.com/

Attributes
  • profile_id

    937

Extracted

Family

vidar

Version

40

Botnet

916

C2

https://lenak513.tumblr.com/

Attributes
  • profile_id

    916

Extracted

Family

raccoon

Botnet

93d3ccba4a3cbd5e268873fc1760b2335272e198

Attributes
  • url4cnc

    https://telete.in/opa4kiprivatem

rc4.plain
rc4.plain

Extracted

Family

redline

Botnet

installs2

C2

65.21.228.92:46802

Extracted

Family

redline

Botnet

ls2

C2

salkefard.xyz:80

Extracted

Family

redline

Botnet

12_08_fatboy

C2

zertypelil.xyz:80

Extracted

Family

metasploit

Version

windows/single_exec

Targets

    • Target

      15ff88418d079a260219d1bc7f8c528a.exe

    • Size

      1.5MB

    • MD5

      15ff88418d079a260219d1bc7f8c528a

    • SHA1

      d26fe29f0ed3c4528e1ab6fa48fae7946f7d6250

    • SHA256

      cd0e83d7ecf53143afa640ee49905b8292169fa7e5eafad521718a303e302322

    • SHA512

      d4e1a94e0a30c7f38ca23ae264be276b9d5ae71d67c1164159ce7af2ddef352ad6a4c04935a711f7c472f1ac2830d4c1df5eed30062c52de067b27ca6e35184c

    • 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

    • Raccoon

      Simple but powerful infostealer which was very active in 2019.

    • 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 GCleaner Downloader Activity M1

      suricata: ET MALWARE GCleaner Downloader Activity M1

    • suricata: ET MALWARE Observed Elysium Stealer Variant CnC Domain (all-brain-company .xyz in TLS SNI)

      suricata: ET MALWARE Observed Elysium Stealer Variant CnC Domain (all-brain-company .xyz in TLS SNI)

    • suricata: ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile

      suricata: ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile

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

    • Vidar Stealer

    • ASPack v2.12-2.42

      Detects executables packed with ASPack v2.12-2.42

    • Downloads MZ/PE file

    • Executes dropped EXE

    • VMProtect packed file

      Detects executables packed with VMProtect commercial packer.

    • Checks BIOS information in registry

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

    • Loads dropped DLL

    • Themida packer

      Detects Themida, an advanced Windows software protection 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

MITRE ATT&CK Enterprise v6

Tasks