General

  • Target

    1c07989d482c86a2d49ba44b55f25049f595c70fab0218cf0c59c842a728f2a8

  • Size

    689KB

  • Sample

    230328-bv923sgc55

  • MD5

    2269976bf22c6efa85a0e3e8fdaa6d96

  • SHA1

    6e8099e126f0b397c2a095d871dec5c32685ad91

  • SHA256

    1c07989d482c86a2d49ba44b55f25049f595c70fab0218cf0c59c842a728f2a8

  • SHA512

    fee51354c6571aeec3646039420d86e79427891aeee35d134416876b5e39c382d6fadf62f58b15ba1eab4b8640a8b75c8e2c808231737320d803bbe14e884f3e

  • SSDEEP

    12288:FMrsy90bwtl4mk1hMllNx1yn1IUM9e+DT4Tid2LBU/cajWKmJ+vHF/bfigfjNGk6:Zy+wtam3lNQTj+DTyTU/hNmJ+9/bagJi

Malware Config

Extracted

Family

redline

Botnet

rosn

C2

176.113.115.145:4125

Attributes
  • auth_value

    050a19e1db4d0024b0f23b37dcf961f4

Extracted

Family

redline

Botnet

from

C2

176.113.115.145:4125

Attributes
  • auth_value

    8633e283485822a4a48f0a41d5397566

Targets

    • Target

      1c07989d482c86a2d49ba44b55f25049f595c70fab0218cf0c59c842a728f2a8

    • Size

      689KB

    • MD5

      2269976bf22c6efa85a0e3e8fdaa6d96

    • SHA1

      6e8099e126f0b397c2a095d871dec5c32685ad91

    • SHA256

      1c07989d482c86a2d49ba44b55f25049f595c70fab0218cf0c59c842a728f2a8

    • SHA512

      fee51354c6571aeec3646039420d86e79427891aeee35d134416876b5e39c382d6fadf62f58b15ba1eab4b8640a8b75c8e2c808231737320d803bbe14e884f3e

    • SSDEEP

      12288:FMrsy90bwtl4mk1hMllNx1yn1IUM9e+DT4Tid2LBU/cajWKmJ+vHF/bfigfjNGk6:Zy+wtam3lNQTj+DTyTU/hNmJ+9/bagJi

    • 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