General

  • Target

    c4e6f6488d843e83d1428812640d71dac94cb0fd68a3ac599c828703fda7c409

  • Size

    625KB

  • Sample

    230604-sptxcace65

  • MD5

    1d13bf612239598d4e77b17d2a39df9f

  • SHA1

    ee3f54f5aed0649aa4471a349e51a717a222b702

  • SHA256

    c4e6f6488d843e83d1428812640d71dac94cb0fd68a3ac599c828703fda7c409

  • SHA512

    9827869e05b2a42ab8d5b14a018cf6c48d586a560c67288e8ef4525874459e908f7ddfdba0b6e9e965f2d0128786b3bbd453e6aa32d74a00b2950b3e98c47c4d

  • SSDEEP

    12288:4MrHy90LmTkizZKNQTCKVnCCBY0qqJVXNHgYKQ/9ihc8VzXtLaTl2ad:vytTkmZKNQUIgJwih3zXtGl2m

Malware Config

Extracted

Family

redline

Botnet

dusa

C2

83.97.73.126:19046

Attributes
  • auth_value

    ee896466545fedf9de5406175fb82de5

Extracted

Family

redline

Botnet

brain

C2

83.97.73.126:19046

Attributes
  • auth_value

    5fb8269baadec0c49899b9a7a0c8851f

Targets

    • Target

      c4e6f6488d843e83d1428812640d71dac94cb0fd68a3ac599c828703fda7c409

    • Size

      625KB

    • MD5

      1d13bf612239598d4e77b17d2a39df9f

    • SHA1

      ee3f54f5aed0649aa4471a349e51a717a222b702

    • SHA256

      c4e6f6488d843e83d1428812640d71dac94cb0fd68a3ac599c828703fda7c409

    • SHA512

      9827869e05b2a42ab8d5b14a018cf6c48d586a560c67288e8ef4525874459e908f7ddfdba0b6e9e965f2d0128786b3bbd453e6aa32d74a00b2950b3e98c47c4d

    • SSDEEP

      12288:4MrHy90LmTkizZKNQTCKVnCCBY0qqJVXNHgYKQ/9ihc8VzXtLaTl2ad:vytTkmZKNQUIgJwih3zXtGl2m

    • Modifies Windows Defender Real-time Protection settings

    • RedLine

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

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • 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.

    • 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

Execution

Scheduled Task

1
T1053

Persistence

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

2
T1112

Disabling Security Tools

1
T1089

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

2
T1005

Tasks