General

  • Target

    5bc81ab1f1aec5dae9d47e4eda95decbf3a08815953b65ab5ce79d5a8bee311f

  • Size

    672KB

  • Sample

    230331-zrn77seg2y

  • MD5

    76cc5990a3b30e29b3128327cb1bb2c7

  • SHA1

    73795523c2968a16d1cbc5ff54d77537b29166c0

  • SHA256

    5bc81ab1f1aec5dae9d47e4eda95decbf3a08815953b65ab5ce79d5a8bee311f

  • SHA512

    a3b134e38abc08d38aebd986ff5abf77962bdfb1c618760e1f7a96b14b8e972968dd7ce0e09badd4b40cd982ef989f4e92791447f4182aefa94a834e55dcbd7c

  • SSDEEP

    12288:FMrmy90ZS9Q1LclbW0pVrEjQ1jYVKRA3yHdy5exd43LqALX/RY0kG:7yQS9Q1LAppqQztuexd43GAj5YG

Malware Config

Extracted

Family

redline

Botnet

rosn

C2

176.113.115.145:4125

Attributes
  • auth_value

    050a19e1db4d0024b0f23b37dcf961f4

Extracted

Family

redline

Botnet

spora

C2

176.113.115.145:4125

Attributes
  • auth_value

    441b39ab37774b2ca9931c31e1bc6071

Targets

    • Target

      5bc81ab1f1aec5dae9d47e4eda95decbf3a08815953b65ab5ce79d5a8bee311f

    • Size

      672KB

    • MD5

      76cc5990a3b30e29b3128327cb1bb2c7

    • SHA1

      73795523c2968a16d1cbc5ff54d77537b29166c0

    • SHA256

      5bc81ab1f1aec5dae9d47e4eda95decbf3a08815953b65ab5ce79d5a8bee311f

    • SHA512

      a3b134e38abc08d38aebd986ff5abf77962bdfb1c618760e1f7a96b14b8e972968dd7ce0e09badd4b40cd982ef989f4e92791447f4182aefa94a834e55dcbd7c

    • SSDEEP

      12288:FMrmy90ZS9Q1LclbW0pVrEjQ1jYVKRA3yHdy5exd43LqALX/RY0kG:7yQS9Q1LAppqQztuexd43GAj5YG

    • Modifies Windows Defender Real-time Protection settings

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • RedLine payload

    • Executes dropped EXE

    • Reads user/profile data of web browsers

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

    • Windows security modification

    • 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.

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

3
T1112

Disabling Security Tools

2
T1089

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

1
T1012

Collection

Data from Local System

2
T1005

Tasks