General

  • Target

    2fca3b457b1a010f86eecc7fbf138f8d0cd9ce6dd567a25f98a5efa97ea4b092

  • Size

    1.0MB

  • Sample

    230518-vtepbsca6s

  • MD5

    9489a75b0c8dbbb9e5cbd4cff5c22f56

  • SHA1

    4753815dc351a13fceba73c91374471bddf19893

  • SHA256

    2fca3b457b1a010f86eecc7fbf138f8d0cd9ce6dd567a25f98a5efa97ea4b092

  • SHA512

    7b4ee5f9401c17cbfbb12fe930c6705ba934d9778e904ff7547f3aa048d63f6563f6650d62acc0bf3bd386c3a86284e5b815fa286384c9453c6222c6b4dc5f81

  • SSDEEP

    24576:VyV1XShiambgyEXzAC5yVRVSLnlhdI5r3W:wrjambtEV5yVRVslIV3

Malware Config

Extracted

Family

redline

Botnet

laxak

C2

77.91.68.253:41783

Attributes
  • auth_value

    9f2cf0f93f412b5c2e152400023c0fc3

Targets

    • Target

      2fca3b457b1a010f86eecc7fbf138f8d0cd9ce6dd567a25f98a5efa97ea4b092

    • Size

      1.0MB

    • MD5

      9489a75b0c8dbbb9e5cbd4cff5c22f56

    • SHA1

      4753815dc351a13fceba73c91374471bddf19893

    • SHA256

      2fca3b457b1a010f86eecc7fbf138f8d0cd9ce6dd567a25f98a5efa97ea4b092

    • SHA512

      7b4ee5f9401c17cbfbb12fe930c6705ba934d9778e904ff7547f3aa048d63f6563f6650d62acc0bf3bd386c3a86284e5b815fa286384c9453c6222c6b4dc5f81

    • SSDEEP

      24576:VyV1XShiambgyEXzAC5yVRVSLnlhdI5r3W:wrjambtEV5yVRVslIV3

    • Modifies Windows Defender Real-time Protection settings

    • RedLine

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

    • RedLine payload

    • 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 Enterprise v6

Tasks