General

  • Target

    3b21b6d177f900d6421d86e57de489cafac4c2d888c8d3953a545c0c1c16674a

  • Size

    539KB

  • Sample

    230324-nwec1sgb41

  • MD5

    a1f9d199a4612eeb9213c1b08583511c

  • SHA1

    fe821365913ca2ed715bcdc999391b236d4e6208

  • SHA256

    3b21b6d177f900d6421d86e57de489cafac4c2d888c8d3953a545c0c1c16674a

  • SHA512

    ab9d4d1238e32939b5932f2f9ef2b844173349cb02b46309a02569b07becb1bead495d0c6547911ef46f33b91de9c47fba6ddc7dd5d07364eb8a79bae3b1ea82

  • SSDEEP

    12288:KMrzy904r5tGzE0S2bZ9nhboI9Ud4QCqzU3dDGXh:lytltGzE0S2dDbA4Sw3dDGXh

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

      3b21b6d177f900d6421d86e57de489cafac4c2d888c8d3953a545c0c1c16674a

    • Size

      539KB

    • MD5

      a1f9d199a4612eeb9213c1b08583511c

    • SHA1

      fe821365913ca2ed715bcdc999391b236d4e6208

    • SHA256

      3b21b6d177f900d6421d86e57de489cafac4c2d888c8d3953a545c0c1c16674a

    • SHA512

      ab9d4d1238e32939b5932f2f9ef2b844173349cb02b46309a02569b07becb1bead495d0c6547911ef46f33b91de9c47fba6ddc7dd5d07364eb8a79bae3b1ea82

    • SSDEEP

      12288:KMrzy904r5tGzE0S2bZ9nhboI9Ud4QCqzU3dDGXh:lytltGzE0S2dDbA4Sw3dDGXh

    • 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