General

  • Target

    31cf5f6e712eb65f7aee82e4362da66b0210d276083c55c791f5fe37524b7490

  • Size

    540KB

  • Sample

    230324-m2arcafh6s

  • MD5

    0de64afaade53b44d5a9bd22f011ad5c

  • SHA1

    9c87ff867ca50f289fc32017f7602353774a0c4e

  • SHA256

    31cf5f6e712eb65f7aee82e4362da66b0210d276083c55c791f5fe37524b7490

  • SHA512

    e507d2771de12cac9353db69fe0dac03b6b4dcaa951b67f59e199b1883dc510fc81504518aaead13f25df0ef226da5ebb8d20e5b1966afe2937a370a696c1d32

  • SSDEEP

    12288:RMrQy90SsA25xEUgGBLKQHKeTc/4gUvmi0+wYPu8aI:dy7HOxEyL+4Lmi0+hu8aI

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

      31cf5f6e712eb65f7aee82e4362da66b0210d276083c55c791f5fe37524b7490

    • Size

      540KB

    • MD5

      0de64afaade53b44d5a9bd22f011ad5c

    • SHA1

      9c87ff867ca50f289fc32017f7602353774a0c4e

    • SHA256

      31cf5f6e712eb65f7aee82e4362da66b0210d276083c55c791f5fe37524b7490

    • SHA512

      e507d2771de12cac9353db69fe0dac03b6b4dcaa951b67f59e199b1883dc510fc81504518aaead13f25df0ef226da5ebb8d20e5b1966afe2937a370a696c1d32

    • SSDEEP

      12288:RMrQy90SsA25xEUgGBLKQHKeTc/4gUvmi0+wYPu8aI:dy7HOxEyL+4Lmi0+hu8aI

    • 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