General

  • Target

    50f71c39d9d1a26311064405b16707c13a340879b8aec06f6aa4203869b5adb5

  • Size

    672KB

  • Sample

    230331-wyk8cacd33

  • MD5

    511ad173cfc0d9b74a58e25bc15a6971

  • SHA1

    3dae459e86e6a796fe935c29bdd6ca7fc6551af1

  • SHA256

    50f71c39d9d1a26311064405b16707c13a340879b8aec06f6aa4203869b5adb5

  • SHA512

    de320dadc627f8a106d60462beb80e7f6466cb76ecd73b95ca9e110b89e7960c37420714ec11c7b9c9c143e854ab30f405fea3a55985d7c9950fb70c56ceb9b0

  • SSDEEP

    12288:qMrXy901e7nDVLZ0fE4loNi83cIubIbTmAfKRvFMomVq+Y0elopAeN0MjCm8A:Jymez0fE4lm3bbTZKRvFMo6XFp2Mjlz

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

      50f71c39d9d1a26311064405b16707c13a340879b8aec06f6aa4203869b5adb5

    • Size

      672KB

    • MD5

      511ad173cfc0d9b74a58e25bc15a6971

    • SHA1

      3dae459e86e6a796fe935c29bdd6ca7fc6551af1

    • SHA256

      50f71c39d9d1a26311064405b16707c13a340879b8aec06f6aa4203869b5adb5

    • SHA512

      de320dadc627f8a106d60462beb80e7f6466cb76ecd73b95ca9e110b89e7960c37420714ec11c7b9c9c143e854ab30f405fea3a55985d7c9950fb70c56ceb9b0

    • SSDEEP

      12288:qMrXy901e7nDVLZ0fE4loNi83cIubIbTmAfKRvFMomVq+Y0elopAeN0MjCm8A:Jymez0fE4lm3bbTZKRvFMo6XFp2Mjlz

    • 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