General

  • Target

    923ec412d420d0902b330498300339a8dba57fce6f3d43869310bf119ae6ebd0

  • Size

    539KB

  • Sample

    230324-mexmlafg4v

  • MD5

    76933787d1e39c35525fef10ab3e66c6

  • SHA1

    0d4e84790419c5435c3fc43b69533560d4dcb4ca

  • SHA256

    923ec412d420d0902b330498300339a8dba57fce6f3d43869310bf119ae6ebd0

  • SHA512

    91456dc9cb8f8c205be1b5c8098427232a7c1a9018a6a931dd16c2845b5ab56873b503f46176d5ced069bba073df012a0f3ebd005dbe813f58a5cda546145407

  • SSDEEP

    12288:IMr4y90Bx6sSiM8Ca+Uz79GY7xrI4+r/Ny7YHqL4M:gy4BCa5z5GYlWLNy7YKkM

Malware Config

Extracted

Family

redline

Botnet

down

C2

193.233.20.31:4125

Attributes
  • auth_value

    12c31a90c72f5efae8c053a0bd339381

Extracted

Family

redline

Botnet

hero

C2

193.233.20.31:4125

Attributes
  • auth_value

    11f3c75a88ca461bcc8d6bf60a1193e3

Targets

    • Target

      923ec412d420d0902b330498300339a8dba57fce6f3d43869310bf119ae6ebd0

    • Size

      539KB

    • MD5

      76933787d1e39c35525fef10ab3e66c6

    • SHA1

      0d4e84790419c5435c3fc43b69533560d4dcb4ca

    • SHA256

      923ec412d420d0902b330498300339a8dba57fce6f3d43869310bf119ae6ebd0

    • SHA512

      91456dc9cb8f8c205be1b5c8098427232a7c1a9018a6a931dd16c2845b5ab56873b503f46176d5ced069bba073df012a0f3ebd005dbe813f58a5cda546145407

    • SSDEEP

      12288:IMr4y90Bx6sSiM8Ca+Uz79GY7xrI4+r/Ny7YHqL4M:gy4BCa5z5GYlWLNy7YKkM

    • 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