General

  • Target

    1cf8b07078eeb719059ca5f31898d2252fb9c92077e0646900f14914c15a8098

  • Size

    7.1MB

  • Sample

    211220-rdmhfsbeen

  • MD5

    d866d58ec1615ca95161e0f83c13dd73

  • SHA1

    258f6d8adaa4f6fad03a603c6a034b40cf731558

  • SHA256

    1cf8b07078eeb719059ca5f31898d2252fb9c92077e0646900f14914c15a8098

  • SHA512

    bc557b5c8ea1999aa101de52f23401b83b8d7c09990582cab9a17110ced814149101084b8e98948d81b401cc6e7b34a128930a860449b4378f5216a23a78cf3e

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

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

      1cf8b07078eeb719059ca5f31898d2252fb9c92077e0646900f14914c15a8098

    • Size

      7.1MB

    • MD5

      d866d58ec1615ca95161e0f83c13dd73

    • SHA1

      258f6d8adaa4f6fad03a603c6a034b40cf731558

    • SHA256

      1cf8b07078eeb719059ca5f31898d2252fb9c92077e0646900f14914c15a8098

    • SHA512

      bc557b5c8ea1999aa101de52f23401b83b8d7c09990582cab9a17110ced814149101084b8e98948d81b401cc6e7b34a128930a860449b4378f5216a23a78cf3e

    • 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.

    • 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 Single char EXE direct download likely trojan (multiple families)

      suricata: ET MALWARE Single char EXE direct download likely trojan (multiple families)

    • 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

    • 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

    • Drops file in Drivers directory

    • Executes dropped EXE

    • 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