General

  • Target

    b9c23593d588f9d13dcfd5e5e180183a138d7c4253e0702cc4952a9f721996b5

  • Size

    279KB

  • Sample

    220503-zb9h7sefen

  • MD5

    feb4828a3899927cefbe713d09ce4602

  • SHA1

    c45bfefa95d41f8f919f661183693fbd9f4f1571

  • SHA256

    b9c23593d588f9d13dcfd5e5e180183a138d7c4253e0702cc4952a9f721996b5

  • SHA512

    cbfe9a74dbb4371de2be1b04e872fb5650dfd7eabba96534f60b4519a7f9b8e7c1d5fecaa0f01583bbeafe7f4c3d862cfd6afa54b9329c4cc470f14f5bf09392

Malware Config

Extracted

Family

smokeloader

Version

2020

C2

http://monsutiur4.com/

http://nusurionuy5ff.at/

http://moroitomo4.net/

http://susuerulianita1.net/

http://cucumbetuturel4.com/

http://nunuslushau.com/

http://linislominyt11.at/

http://luxulixionus.net/

http://lilisjjoer44.com/

http://nikogminut88.at/

http://limo00ruling.org/

http://mini55tunul.com/

http://samnutu11nuli.com/

http://nikogkojam.org/

rc4.i32
rc4.i32

Extracted

Family

redline

Botnet

MARIO01_04

C2

176.122.23.55:32478

Attributes
  • auth_value

    ed0902db14986ce5710c8e3a2307dc2f

Extracted

Family

vidar

Version

52

Botnet

937

C2

https://t.me/hollandracing

https://busshi.moe/@ronxik321

Attributes
  • profile_id

    937

Extracted

Family

redline

Botnet

slovarik2

C2

185.215.113.115:39325

Attributes
  • auth_value

    6521f196e626a6e5adbea705ca0f48e2

Targets

    • Target

      b9c23593d588f9d13dcfd5e5e180183a138d7c4253e0702cc4952a9f721996b5

    • Size

      279KB

    • MD5

      feb4828a3899927cefbe713d09ce4602

    • SHA1

      c45bfefa95d41f8f919f661183693fbd9f4f1571

    • SHA256

      b9c23593d588f9d13dcfd5e5e180183a138d7c4253e0702cc4952a9f721996b5

    • SHA512

      cbfe9a74dbb4371de2be1b04e872fb5650dfd7eabba96534f60b4519a7f9b8e7c1d5fecaa0f01583bbeafe7f4c3d862cfd6afa54b9329c4cc470f14f5bf09392

    • 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.

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • suricata: ET MALWARE Vidar/Arkei/Megumin Stealer Keywords Retrieved

      suricata: ET MALWARE Vidar/Arkei/Megumin Stealer Keywords Retrieved

    • suricata: ET MALWARE W32/Agent.OGR!tr.pws Stealer

      suricata: ET MALWARE W32/Agent.OGR!tr.pws Stealer

    • Vidar Stealer

    • Executes dropped EXE

    • Deletes itself

    • 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 Microsoft Outlook profiles

    • 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.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Credential Access

Credentials in Files

3
T1081

Discovery

Query Registry

3
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

2
T1082

Collection

Data from Local System

3
T1005

Email Collection

1
T1114

Tasks