General

  • Target

    5f7522d0bdde0259b0d73e42a0590042f59a3680605a7ceba3d6a5771dce5f7f

  • Size

    690KB

  • Sample

    230323-3twa3sch6v

  • MD5

    6960a6505b9287e856b33f40b4e9540e

  • SHA1

    a0855563f43709607f19175d3d20b2caf65ad2e4

  • SHA256

    5f7522d0bdde0259b0d73e42a0590042f59a3680605a7ceba3d6a5771dce5f7f

  • SHA512

    cc65aef070b5078b00d6f06ccd5829acf6e9d91df15b673a3b8d659d08ccdedb2335dde46472afcac96d3ba189ea2c79c356f14b4bfd2131f47fb2a2ca5e0297

  • SSDEEP

    12288:ZMA1XlYcsasrYwYVQ7UsioJ8ijdV/EPUsWqunPfEzWfdkfvR1d/tXmwH:ZM03s6w5UsPjD//sWqofEifG75tXvH

Malware Config

Extracted

Family

redline

Botnet

down

C2

193.233.20.31:4125

Attributes
  • auth_value

    12c31a90c72f5efae8c053a0bd339381

Extracted

Family

redline

Botnet

real

C2

193.233.20.31:4125

Attributes
  • auth_value

    bb22a50228754849387d5f4d1611e71b

Targets

    • Target

      5f7522d0bdde0259b0d73e42a0590042f59a3680605a7ceba3d6a5771dce5f7f

    • Size

      690KB

    • MD5

      6960a6505b9287e856b33f40b4e9540e

    • SHA1

      a0855563f43709607f19175d3d20b2caf65ad2e4

    • SHA256

      5f7522d0bdde0259b0d73e42a0590042f59a3680605a7ceba3d6a5771dce5f7f

    • SHA512

      cc65aef070b5078b00d6f06ccd5829acf6e9d91df15b673a3b8d659d08ccdedb2335dde46472afcac96d3ba189ea2c79c356f14b4bfd2131f47fb2a2ca5e0297

    • SSDEEP

      12288:ZMA1XlYcsasrYwYVQ7UsioJ8ijdV/EPUsWqunPfEzWfdkfvR1d/tXmwH:ZM03s6w5UsPjD//sWqofEifG75tXvH

    • 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