General

  • Target

    57e9a2f139811a7d7c681a5f6498bdc6.exe

  • Size

    735KB

  • Sample

    230606-lrlv7ada86

  • MD5

    57e9a2f139811a7d7c681a5f6498bdc6

  • SHA1

    db8f3271f5d9d7b762c1ccd9621c46e40c7c8be3

  • SHA256

    f979c3ad640974fa3e5b64bcb9cb9c02d61476b8b1855930dfdea45f879059c4

  • SHA512

    df16a534d1fa2a9ddd0240b038891f990fbfe5a61e87ad00669c46566ffc3c6e826890da2954213d2733059a3b2435a3ae6ddf15e79168edab02037c8b279c7b

  • SSDEEP

    12288:nMrgy905eUFEETWFOh6njyM7VTNYd4I8tHP2znIRyX3c9zg0G1IVN6KI:vy+i3WMxTNYSjlUTX3ce0LTI

Malware Config

Extracted

Family

redline

Botnet

maxi

C2

83.97.73.126:19048

Attributes
  • auth_value

    6a3f22e5f4209b056a3fd330dc71956a

Targets

    • Target

      57e9a2f139811a7d7c681a5f6498bdc6.exe

    • Size

      735KB

    • MD5

      57e9a2f139811a7d7c681a5f6498bdc6

    • SHA1

      db8f3271f5d9d7b762c1ccd9621c46e40c7c8be3

    • SHA256

      f979c3ad640974fa3e5b64bcb9cb9c02d61476b8b1855930dfdea45f879059c4

    • SHA512

      df16a534d1fa2a9ddd0240b038891f990fbfe5a61e87ad00669c46566ffc3c6e826890da2954213d2733059a3b2435a3ae6ddf15e79168edab02037c8b279c7b

    • SSDEEP

      12288:nMrgy905eUFEETWFOh6njyM7VTNYd4I8tHP2znIRyX3c9zg0G1IVN6KI:vy+i3WMxTNYSjlUTX3ce0LTI

    • Modifies Windows Defender Real-time Protection settings

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • 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

    • 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

1
T1081

Discovery

Query Registry

1
T1012

Collection

Data from Local System

1
T1005

Tasks