General

  • Target

    b1a39ffcffb09c433d76def7702d851a.exe

  • Size

    14.7MB

  • Sample

    211213-ywkj5sfchl

  • MD5

    b1a39ffcffb09c433d76def7702d851a

  • SHA1

    c21d22edc7fe7d20802bd80563ed1b343d30ce79

  • SHA256

    3a3cf64b3e5945a491befc240c35b0d12a4e6c42af37a9d6df6cf457c49c53b1

  • SHA512

    3ac984af6878f8bd0f28ff83331b506057e7453671dd8be693edeb1113f6337f5bdd7f1efc60c5f4beca8a9d9331bcc2122debd2e09e1faa8f859de3549856a6

Malware Config

Extracted

Family

raccoon

Version

1.8.3-hotfix

Botnet

efc20640b4b1564934471e6297b87d8657db774a

Attributes
  • url4cnc

    http://91.219.236.162/jredmankun

    http://185.163.47.176/jredmankun

    http://193.38.54.238/jredmankun

    http://74.119.192.122/jredmankun

    http://91.219.236.240/jredmankun

    https://t.me/jredmankun

rc4.plain
rc4.plain

Extracted

Family

socelars

C2

http://www.wgqpw.com/

Extracted

Family

redline

Botnet

03.12_BUILD_3

C2

45.9.20.221:15590

Extracted

Family

raccoon

Version

1.8.3-hotfix

Botnet

4da27d123a577c68e42716053343dd3f8da508a2

Attributes
  • url4cnc

    http://91.219.236.27/borderxra

    http://94.158.245.167/borderxra

    http://185.163.204.216/borderxra

    http://185.225.19.238/borderxra

    http://185.163.204.218/borderxra

    https://t.me/borderxra

rc4.plain
rc4.plain

Targets

    • Target

      b1a39ffcffb09c433d76def7702d851a.exe

    • Size

      14.7MB

    • MD5

      b1a39ffcffb09c433d76def7702d851a

    • SHA1

      c21d22edc7fe7d20802bd80563ed1b343d30ce79

    • SHA256

      3a3cf64b3e5945a491befc240c35b0d12a4e6c42af37a9d6df6cf457c49c53b1

    • SHA512

      3ac984af6878f8bd0f28ff83331b506057e7453671dd8be693edeb1113f6337f5bdd7f1efc60c5f4beca8a9d9331bcc2122debd2e09e1faa8f859de3549856a6

    • 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

    • Socelars

      Socelars is an infostealer targeting browser cookies and credit card credentials.

    • Socelars Payload

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • suricata: ET MALWARE GCleaner Downloader Activity M5

      suricata: ET MALWARE GCleaner Downloader Activity M5

    • 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 Terse alphanumeric executable downloader high likelihood of being hostile

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

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

      suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload

    • suricata: ET MALWARE Win32/Unk.HRESQ! MultiDownloader Checkin

      suricata: ET MALWARE Win32/Unk.HRESQ! MultiDownloader Checkin

    • suricata: ET MALWARE Win32/Unk.HRESQ! MultiDownloader Checkin M2

      suricata: ET MALWARE Win32/Unk.HRESQ! MultiDownloader Checkin M2

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

    • NirSoft WebBrowserPassView

      Password recovery tool for various web browsers

    • Nirsoft

    • ASPack v2.12-2.42

      Detects executables packed with ASPack v2.12-2.42

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Checks BIOS information in registry

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

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • 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.

    • Looks up geolocation information via web service

      Uses a legitimate geolocation service to find the infected system's geolocation info.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Virtualization/Sandbox Evasion

1
T1497

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

4
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

4
T1082

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

2
T1005

Command and Control

Web Service

1
T1102

Tasks