General

  • Target

    a97c776b2f9a11a6a840b11566eb14fc6f4f3591762b1a996642788c8dc19bd6

  • Size

    672KB

  • Sample

    230331-zlfc4sdc75

  • MD5

    af8ad7dc44bad7be7894f36f84ce9332

  • SHA1

    47bc9ecf65b8213a5aac0e12804a1062b6569e7c

  • SHA256

    a97c776b2f9a11a6a840b11566eb14fc6f4f3591762b1a996642788c8dc19bd6

  • SHA512

    52fc376e24bdc1e61e764656202ad79efbe4aecbeab4da6d13571a246477e7e37292ed0e2e097071d72779eb6eabc8e9f1604c298c05a311cc7a574d555a794f

  • SSDEEP

    12288:sMrMy90YGVnGtNgHtGQnk4JaHKx1qp8xKVd3LqaJx9s/527DarVGDB:4yntcDkX+q8ed3GaJxO8vPDB

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

      a97c776b2f9a11a6a840b11566eb14fc6f4f3591762b1a996642788c8dc19bd6

    • Size

      672KB

    • MD5

      af8ad7dc44bad7be7894f36f84ce9332

    • SHA1

      47bc9ecf65b8213a5aac0e12804a1062b6569e7c

    • SHA256

      a97c776b2f9a11a6a840b11566eb14fc6f4f3591762b1a996642788c8dc19bd6

    • SHA512

      52fc376e24bdc1e61e764656202ad79efbe4aecbeab4da6d13571a246477e7e37292ed0e2e097071d72779eb6eabc8e9f1604c298c05a311cc7a574d555a794f

    • SSDEEP

      12288:sMrMy90YGVnGtNgHtGQnk4JaHKx1qp8xKVd3LqaJx9s/527DarVGDB:4yntcDkX+q8ed3GaJxO8vPDB

    • 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