General

  • Target

    fd2464429aae52de3c9cdc5f1d5346900eef4aa30a2311f7350190b7a7bdac4a

  • Size

    7.3MB

  • Sample

    211220-rceffsaga7

  • MD5

    37ff68170c14560d4375f56eecd52fed

  • SHA1

    4f7dad85d8eebb8d3131a661c17e1b34082d852f

  • SHA256

    fd2464429aae52de3c9cdc5f1d5346900eef4aa30a2311f7350190b7a7bdac4a

  • SHA512

    d41bf88bfb1ea7f7a063e73fcb9ee4e886b1cd63cb1daced065c9e086d590f9cc527384cc65fac0fb4a6e91858aafc0b10a3ba1200b972bbfe5035aede213ac0

Malware Config

Extracted

Family

socelars

C2

http://www.biohazardgraphics.com/

Extracted

Family

raccoon

Botnet

b2a6680a55967ecaa6997d8e44705c8be49a632c

Attributes
  • url4cnc

    http://194.180.174.53/masseffectus2

    http://91.219.236.18/masseffectus2

    http://194.180.174.41/masseffectus2

    http://91.219.236.148/masseffectus2

    https://t.me/masseffectus2

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

vidar

Version

49.1

Botnet

915

C2

https://noc.social/@sergeev46

https://c.im/@sergeev47

Attributes
  • profile_id

    915

Targets

    • Target

      fd2464429aae52de3c9cdc5f1d5346900eef4aa30a2311f7350190b7a7bdac4a

    • Size

      7.3MB

    • MD5

      37ff68170c14560d4375f56eecd52fed

    • SHA1

      4f7dad85d8eebb8d3131a661c17e1b34082d852f

    • SHA256

      fd2464429aae52de3c9cdc5f1d5346900eef4aa30a2311f7350190b7a7bdac4a

    • SHA512

      d41bf88bfb1ea7f7a063e73fcb9ee4e886b1cd63cb1daced065c9e086d590f9cc527384cc65fac0fb4a6e91858aafc0b10a3ba1200b972bbfe5035aede213ac0

    • 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.

    • 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

    • 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.

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks