General

  • Target

    b917acc11bde080ad083210079ce978cf4d19b016a56148df44a49fc37fed34b

  • Size

    677KB

  • Sample

    230405-ek3rssdf21

  • MD5

    b851d75f35fa92846fa11daa164f5655

  • SHA1

    4b4189a0481c58544dbe4826ca80c4f34ca552b3

  • SHA256

    b917acc11bde080ad083210079ce978cf4d19b016a56148df44a49fc37fed34b

  • SHA512

    1b25e330a5bf7b8fc6bdb8e76d5a0a5210c943fb952b93c3c678fe4f8725c02650031eaa8cd84a8aad9a8d00803276ddaefe75d0689c1b5a5504b3f9880127fb

  • SSDEEP

    12288:ZMrUy90O6UocJ15NmPrgbVj6T3tby6DUOsXggMPWvGItJf/z:pyf6U115Nmze020U/ggM+jtx/z

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

      b917acc11bde080ad083210079ce978cf4d19b016a56148df44a49fc37fed34b

    • Size

      677KB

    • MD5

      b851d75f35fa92846fa11daa164f5655

    • SHA1

      4b4189a0481c58544dbe4826ca80c4f34ca552b3

    • SHA256

      b917acc11bde080ad083210079ce978cf4d19b016a56148df44a49fc37fed34b

    • SHA512

      1b25e330a5bf7b8fc6bdb8e76d5a0a5210c943fb952b93c3c678fe4f8725c02650031eaa8cd84a8aad9a8d00803276ddaefe75d0689c1b5a5504b3f9880127fb

    • SSDEEP

      12288:ZMrUy90O6UocJ15NmPrgbVj6T3tby6DUOsXggMPWvGItJf/z:pyf6U115Nmze020U/ggM+jtx/z

    • 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

    • Loads dropped DLL

    • 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