General

  • Target

    b6eadd759ccfa36340cf8bca80199ebfc1becd76a98d876b91bb33a6591da1d3

  • Size

    533KB

  • Sample

    230331-zb2tcsee8x

  • MD5

    4ce6be0560a65e8d80588dab8dc0b5f8

  • SHA1

    e7af0f8b08e778aa0907c96595a1e8612c34fcc1

  • SHA256

    b6eadd759ccfa36340cf8bca80199ebfc1becd76a98d876b91bb33a6591da1d3

  • SHA512

    9201dd7da0bc6c6cc2ce5ffe44dd801181b80b1dd6cce8d4f06a7fe3a97139ac1c843c43119f5a4530886e814847ee10b9ca63420c1ef054fd09d49039219319

  • SSDEEP

    12288:ZMrwy90LaaMykenG4Mo62ts3Lqmjy4xsx:ByycykPI6Ys3G7m0

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

      b6eadd759ccfa36340cf8bca80199ebfc1becd76a98d876b91bb33a6591da1d3

    • Size

      533KB

    • MD5

      4ce6be0560a65e8d80588dab8dc0b5f8

    • SHA1

      e7af0f8b08e778aa0907c96595a1e8612c34fcc1

    • SHA256

      b6eadd759ccfa36340cf8bca80199ebfc1becd76a98d876b91bb33a6591da1d3

    • SHA512

      9201dd7da0bc6c6cc2ce5ffe44dd801181b80b1dd6cce8d4f06a7fe3a97139ac1c843c43119f5a4530886e814847ee10b9ca63420c1ef054fd09d49039219319

    • SSDEEP

      12288:ZMrwy90LaaMykenG4Mo62ts3Lqmjy4xsx:ByycykPI6Ys3G7m0

    • 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