General

  • Target

    5559eb4c20778c0531d586560bfb67605efe485b56ba30300331841586a0819d

  • Size

    7.7MB

  • Sample

    211220-rcr2jsbeck

  • MD5

    1cae05a3646796c127912f7e2cb6ef28

  • SHA1

    76fbcc90f87a8935149cdd9a55aefd9b7893fc35

  • SHA256

    5559eb4c20778c0531d586560bfb67605efe485b56ba30300331841586a0819d

  • SHA512

    991ed48a025cffe2fa7fc94e0ad5ea39b975712645c19630675cd44207a30746900fa2989442768401c3ec656d381e60669d350f0ab6360f5938d1e3ae7d2646

Malware Config

Extracted

Family

socelars

C2

http://www.biohazardgraphics.com/

Extracted

Family

vidar

Version

49.1

Botnet

915

C2

https://noc.social/@sergeev46

https://c.im/@sergeev47

Attributes
  • profile_id

    915

Extracted

Family

raccoon

Botnet

164fb74855c13a4287d8fe7ac579a35bdf7002ab

Attributes
  • url4cnc

    http://194.180.174.53/takecareandkeepitup

    http://91.219.236.18/takecareandkeepitup

    http://194.180.174.41/takecareandkeepitup

    http://91.219.236.148/takecareandkeepitup

    https://t.me/takecareandkeepitup

rc4.plain
rc4.plain

Extracted

Family

smokeloader

Version

2020

C2

http://rcacademy.at/upload/

http://e-lanpengeonline.com/upload/

http://vjcmvz.cn/upload/

http://galala.ru/upload/

http://witra.ru/upload/

rc4.i32
rc4.i32

Extracted

Family

redline

Botnet

v3user1

C2

159.69.246.184:13127

Extracted

Family

redline

Botnet

media19n

C2

65.108.69.168:13293

Targets

    • Target

      5559eb4c20778c0531d586560bfb67605efe485b56ba30300331841586a0819d

    • Size

      7.7MB

    • MD5

      1cae05a3646796c127912f7e2cb6ef28

    • SHA1

      76fbcc90f87a8935149cdd9a55aefd9b7893fc35

    • SHA256

      5559eb4c20778c0531d586560bfb67605efe485b56ba30300331841586a0819d

    • SHA512

      991ed48a025cffe2fa7fc94e0ad5ea39b975712645c19630675cd44207a30746900fa2989442768401c3ec656d381e60669d350f0ab6360f5938d1e3ae7d2646

    • Process spawned unexpected child process

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

    • 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.

    • 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 ClipBanker Variant Activity (POST)

      suricata: ET MALWARE ClipBanker Variant Activity (POST)

    • 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 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

    • NirSoft WebBrowserPassView

      Password recovery tool for various web browsers

    • Nirsoft

    • Vidar Stealer

    • ASPack v2.12-2.42

      Detects executables packed with ASPack v2.12-2.42

    • Downloads MZ/PE file

    • Executes dropped EXE

    • UPX packed file

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

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Accesses 2FA software files, possible credential harvesting

    • 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.

    • Looks up geolocation information via web service

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

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks