General

  • Target

    4355e14aa26b629024733eaca57301538c72ba5e6363d348235ff6230a6853b8

  • Size

    544KB

  • Sample

    230323-zpvl7sca8y

  • MD5

    4deb81084710b2ba38e739ace7a6e64e

  • SHA1

    1ace36d5c1c2c3a37f635b6b9d3f38b51586740b

  • SHA256

    4355e14aa26b629024733eaca57301538c72ba5e6363d348235ff6230a6853b8

  • SHA512

    4fe44f495bd3856db334b3250df47d957fbf7dc70ae0fc679fead452e9ddb55c937e564f049a70993d239b3c1c377e4b65db87fcfbcb69f509461547c44532ea

  • SSDEEP

    12288:LMryy90nBMtZRA3FHdqgU8MLPwHycdSgf:tym+4VHztMDgycdv

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

      4355e14aa26b629024733eaca57301538c72ba5e6363d348235ff6230a6853b8

    • Size

      544KB

    • MD5

      4deb81084710b2ba38e739ace7a6e64e

    • SHA1

      1ace36d5c1c2c3a37f635b6b9d3f38b51586740b

    • SHA256

      4355e14aa26b629024733eaca57301538c72ba5e6363d348235ff6230a6853b8

    • SHA512

      4fe44f495bd3856db334b3250df47d957fbf7dc70ae0fc679fead452e9ddb55c937e564f049a70993d239b3c1c377e4b65db87fcfbcb69f509461547c44532ea

    • SSDEEP

      12288:LMryy90nBMtZRA3FHdqgU8MLPwHycdSgf:tym+4VHztMDgycdv

    • 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