General

  • Target

    ca3a55dd946cad30a880e70454231f3e876be72c33d01a01284151f73ce1774f.exe

  • Size

    1.1MB

  • Sample

    230514-w6895scg98

  • MD5

    6194b0417544edcdd770b1bc7fb8b62b

  • SHA1

    08aae9ccd2238ad0c5b96683a88c9d1c86e8d401

  • SHA256

    ca3a55dd946cad30a880e70454231f3e876be72c33d01a01284151f73ce1774f

  • SHA512

    779c27dfb341815d811382713deab9c359e02b611935ec60e2583342d83bc2a9fb10a72cc02468b98f125b49faeb709f1a1a58182567f27081721de3f4f9ac40

  • SSDEEP

    24576:/yDwP+vzZ5hix05K0KnX44EaKqsvjuV03NuzuO6gFMz3:KDwP+vz/hi6K1cQGJ9uzulL

Malware Config

Extracted

Family

redline

Botnet

larry

C2

185.161.248.75:4132

Attributes
  • auth_value

    9039557bb7a08f5f2f60e2b71e1dee0e

Extracted

Family

redline

Botnet

warum

C2

185.161.248.75:4132

Attributes
  • auth_value

    0bdb2dda91dadc65f555dee088a6a2a4

Targets

    • Target

      ca3a55dd946cad30a880e70454231f3e876be72c33d01a01284151f73ce1774f.exe

    • Size

      1.1MB

    • MD5

      6194b0417544edcdd770b1bc7fb8b62b

    • SHA1

      08aae9ccd2238ad0c5b96683a88c9d1c86e8d401

    • SHA256

      ca3a55dd946cad30a880e70454231f3e876be72c33d01a01284151f73ce1774f

    • SHA512

      779c27dfb341815d811382713deab9c359e02b611935ec60e2583342d83bc2a9fb10a72cc02468b98f125b49faeb709f1a1a58182567f27081721de3f4f9ac40

    • SSDEEP

      24576:/yDwP+vzZ5hix05K0KnX44EaKqsvjuV03NuzuO6gFMz3:KDwP+vz/hi6K1cQGJ9uzulL

    • 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.

    • 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

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

3
T1112

Disabling Security Tools

2
T1089

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

1
T1005

Tasks