General

  • Target

    103d55a6f9258f8e5cba7241af3cbdf39255c36aadfc5107ef01d0562d86464d

  • Size

    544KB

  • Sample

    230323-1jxeaaac93

  • MD5

    f7aff7bd77f9373b6a3871c708f92fad

  • SHA1

    82a53fd3f738fda078755607f27a3c9b9ce497fe

  • SHA256

    103d55a6f9258f8e5cba7241af3cbdf39255c36aadfc5107ef01d0562d86464d

  • SHA512

    76e04c8896ce9dca2fce4441eb5efb3ed07a5f393d69aedd46121fb63a83a3b4a630c47b8c745d17ec8f18be85c3ee1913b9d6df6e7de04505908f38f85a8ba0

  • SSDEEP

    12288:OMrwy90SLrUAxKD1/t86L9Rfe0OLaYqgUQMLJwlDTLfRzqL0ImsrR:Cyr33iFzL94BhMdyJTHsrR

Malware Config

Extracted

Family

redline

Botnet

down

C2

193.233.20.31:4125

Attributes
  • auth_value

    12c31a90c72f5efae8c053a0bd339381

Extracted

Family

redline

Botnet

real

C2

193.233.20.31:4125

Attributes
  • auth_value

    bb22a50228754849387d5f4d1611e71b

Targets

    • Target

      103d55a6f9258f8e5cba7241af3cbdf39255c36aadfc5107ef01d0562d86464d

    • Size

      544KB

    • MD5

      f7aff7bd77f9373b6a3871c708f92fad

    • SHA1

      82a53fd3f738fda078755607f27a3c9b9ce497fe

    • SHA256

      103d55a6f9258f8e5cba7241af3cbdf39255c36aadfc5107ef01d0562d86464d

    • SHA512

      76e04c8896ce9dca2fce4441eb5efb3ed07a5f393d69aedd46121fb63a83a3b4a630c47b8c745d17ec8f18be85c3ee1913b9d6df6e7de04505908f38f85a8ba0

    • SSDEEP

      12288:OMrwy90SLrUAxKD1/t86L9Rfe0OLaYqgUQMLJwlDTLfRzqL0ImsrR:Cyr33iFzL94BhMdyJTHsrR

    • 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