General

  • Target

    e3b254df871d36cefae480a8082bd24316d9f2c4f116f9f48567032f6bd9fe79

  • Size

    546KB

  • Sample

    230324-a823ysdb8y

  • MD5

    3832fd9e0ee230438f0d4747606730da

  • SHA1

    8ad9cecbbf8a56b8aa696dc156fbd6af1d918d49

  • SHA256

    e3b254df871d36cefae480a8082bd24316d9f2c4f116f9f48567032f6bd9fe79

  • SHA512

    a2d958b8d8ecdf9d117991f001cfb83843a2f501bc61d21f31ef2336cc50d7080acb61d0a3a6b1d944625d28a5acd0ad61b72a2c6b66b9c95470bb1061485d9a

  • SSDEEP

    12288:oMrey90NGMBEulLYQZmz2WGzbstWwLWFMWjy:myIBtlLDZmIIFSvu

Malware Config

Extracted

Family

redline

Botnet

down

C2

193.233.20.31:4125

Attributes
  • auth_value

    12c31a90c72f5efae8c053a0bd339381

Extracted

Family

redline

Botnet

lown

C2

193.233.20.31:4125

Attributes
  • auth_value

    4cf836e062bcdc2a4fdbf410f5747ec7

Targets

    • Target

      e3b254df871d36cefae480a8082bd24316d9f2c4f116f9f48567032f6bd9fe79

    • Size

      546KB

    • MD5

      3832fd9e0ee230438f0d4747606730da

    • SHA1

      8ad9cecbbf8a56b8aa696dc156fbd6af1d918d49

    • SHA256

      e3b254df871d36cefae480a8082bd24316d9f2c4f116f9f48567032f6bd9fe79

    • SHA512

      a2d958b8d8ecdf9d117991f001cfb83843a2f501bc61d21f31ef2336cc50d7080acb61d0a3a6b1d944625d28a5acd0ad61b72a2c6b66b9c95470bb1061485d9a

    • SSDEEP

      12288:oMrey90NGMBEulLYQZmz2WGzbstWwLWFMWjy:myIBtlLDZmIIFSvu

    • 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