General

  • Target

    b0c02a35dcd8b8c7eff54599d1a1ec1d8ca401b90fa4b8a0d66bbad8e6bbb7f0

  • Size

    7.6MB

  • Sample

    211220-rcwpqsbecq

  • MD5

    d12ffcd4fdf8820c753e597f9bbb4249

  • SHA1

    95ed9a95a4ec01e07d172f258d930dad41d05ff1

  • SHA256

    b0c02a35dcd8b8c7eff54599d1a1ec1d8ca401b90fa4b8a0d66bbad8e6bbb7f0

  • SHA512

    0541989282c92da758ed7b5dc529d23a0312a2c45255d78d44de5f906f3defbd97d7396b9262df7fc3ebb1a206f931dbe2d6972101014ec681a50ae582f2761c

Malware Config

Extracted

Family

socelars

C2

http://www.biohazardgraphics.com/

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

vidar

Version

49.1

Botnet

915

C2

https://noc.social/@sergeev46

https://c.im/@sergeev47

Attributes
  • profile_id

    915

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

Targets

    • Target

      b0c02a35dcd8b8c7eff54599d1a1ec1d8ca401b90fa4b8a0d66bbad8e6bbb7f0

    • Size

      7.6MB

    • MD5

      d12ffcd4fdf8820c753e597f9bbb4249

    • SHA1

      95ed9a95a4ec01e07d172f258d930dad41d05ff1

    • SHA256

      b0c02a35dcd8b8c7eff54599d1a1ec1d8ca401b90fa4b8a0d66bbad8e6bbb7f0

    • SHA512

      0541989282c92da758ed7b5dc529d23a0312a2c45255d78d44de5f906f3defbd97d7396b9262df7fc3ebb1a206f931dbe2d6972101014ec681a50ae582f2761c

    • 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.

    • 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

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • 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 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.

    • 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.

    • 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.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks