General

  • Target

    4929260e99d60ec569bc679696e5b37ef7f3fb1a2369e08e95ff8846c8a788c4

  • Size

    765KB

  • Sample

    230209-vwy6radd67

  • MD5

    0dc4d3569b05bee985c4e21c3326a173

  • SHA1

    b13cb82f1a5a1a9fc26a006d717e2d904342d555

  • SHA256

    4929260e99d60ec569bc679696e5b37ef7f3fb1a2369e08e95ff8846c8a788c4

  • SHA512

    572087c94e7ca67235239f3b671ac1113705c2e62954656a415e32a5998484306360f0f5655cbf30d07ede77d0e807f7882003d6c49138bab2328703d8f1fbb9

  • SSDEEP

    12288:qMr7y90us6wjlGS1raZGPM7CS+CAJZhrI3b/fcNJiZUZX8bicp/JPOr:5y7srTU+SpAbiriiZlWkE

Malware Config

Extracted

Family

redline

Botnet

dubna

C2

193.233.20.11:4131

Attributes
  • auth_value

    f324b1269094b7462e56bab025f032f4

Extracted

Family

redline

Botnet

romka

C2

193.233.20.11:4131

Attributes
  • auth_value

    fcbb3247051f5290e8ac5b1a841af67b

Extracted

Family

redline

Botnet

crypt

C2

176.113.115.17:4132

Attributes
  • auth_value

    407e05c9b3a74d99a20f90b091547bd6

Targets

    • Target

      4929260e99d60ec569bc679696e5b37ef7f3fb1a2369e08e95ff8846c8a788c4

    • Size

      765KB

    • MD5

      0dc4d3569b05bee985c4e21c3326a173

    • SHA1

      b13cb82f1a5a1a9fc26a006d717e2d904342d555

    • SHA256

      4929260e99d60ec569bc679696e5b37ef7f3fb1a2369e08e95ff8846c8a788c4

    • SHA512

      572087c94e7ca67235239f3b671ac1113705c2e62954656a415e32a5998484306360f0f5655cbf30d07ede77d0e807f7882003d6c49138bab2328703d8f1fbb9

    • SSDEEP

      12288:qMr7y90us6wjlGS1raZGPM7CS+CAJZhrI3b/fcNJiZUZX8bicp/JPOr:5y7srTU+SpAbiriiZlWkE

    • 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.

    • Suspicious use of SetThreadContext

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