General

  • Target

    4b7fea60fef73a7d0a2bd3aeabf7e018cb44cb1d007dd59a10313b20edfafd1f

  • Size

    521KB

  • Sample

    230403-xsbmdsgf36

  • MD5

    9bd6a6327ac1d577bc95444e228d67e4

  • SHA1

    27ef4578fed1b5cb0ab39867908cd0022ec6034a

  • SHA256

    4b7fea60fef73a7d0a2bd3aeabf7e018cb44cb1d007dd59a10313b20edfafd1f

  • SHA512

    74b9980e719813a10ca341ffe0abdf9b8d298c7253ef05e4043567e58859d87d44f3945d1194a423e898d1342cafed74968307bf00f20e69e3c647d17756f4ea

  • SSDEEP

    6144:KYy+bnr+3p0yN90QEUvTMIyCr0IzMc0uPkzzf9LUKg74qbfa61LpWJoSD5YV3Sce:EMrfy90ObdF1sffNVg0+S8Y2V3Sce

Malware Config

Extracted

Family

redline

Botnet

rosn

C2

176.113.115.145:4125

Attributes
  • auth_value

    050a19e1db4d0024b0f23b37dcf961f4

Extracted

Family

redline

Botnet

spora

C2

176.113.115.145:4125

Attributes
  • auth_value

    441b39ab37774b2ca9931c31e1bc6071

Targets

    • Target

      4b7fea60fef73a7d0a2bd3aeabf7e018cb44cb1d007dd59a10313b20edfafd1f

    • Size

      521KB

    • MD5

      9bd6a6327ac1d577bc95444e228d67e4

    • SHA1

      27ef4578fed1b5cb0ab39867908cd0022ec6034a

    • SHA256

      4b7fea60fef73a7d0a2bd3aeabf7e018cb44cb1d007dd59a10313b20edfafd1f

    • SHA512

      74b9980e719813a10ca341ffe0abdf9b8d298c7253ef05e4043567e58859d87d44f3945d1194a423e898d1342cafed74968307bf00f20e69e3c647d17756f4ea

    • SSDEEP

      6144:KYy+bnr+3p0yN90QEUvTMIyCr0IzMc0uPkzzf9LUKg74qbfa61LpWJoSD5YV3Sce:EMrfy90ObdF1sffNVg0+S8Y2V3Sce

    • 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