General

  • Target

    a99866b28b2bf7df0a8da0547e1949e1e07fcbc7a4c8c9963d04316ec67dc925

  • Size

    1021KB

  • Sample

    230519-dy342seh92

  • MD5

    0048f87d699fdcb22a5ae0903f0154de

  • SHA1

    619413d7ecd0712c3c2b059c033adb40606685d9

  • SHA256

    a99866b28b2bf7df0a8da0547e1949e1e07fcbc7a4c8c9963d04316ec67dc925

  • SHA512

    c49f51101a9bf24c472c265e8aef054e606c8d1f720efaa76bf8e4afc0ece2815ab1d4681e9b8d9f20a24dc395e428ef81c268d64e36888b12b18e5a241ce4b8

  • SSDEEP

    24576:ZyO3tjsZnSPseKzbETib0EdqDUiaoZivYPPXrYO95YLZoFCdY/my:MONMnSPdKZ0EdSaoZivIbBoLZK6

Malware Config

Extracted

Family

redline

Botnet

lols

C2

77.91.68.253:41783

Attributes
  • auth_value

    07dccfc2986896754e6cde616a0a7868

Targets

    • Target

      a99866b28b2bf7df0a8da0547e1949e1e07fcbc7a4c8c9963d04316ec67dc925

    • Size

      1021KB

    • MD5

      0048f87d699fdcb22a5ae0903f0154de

    • SHA1

      619413d7ecd0712c3c2b059c033adb40606685d9

    • SHA256

      a99866b28b2bf7df0a8da0547e1949e1e07fcbc7a4c8c9963d04316ec67dc925

    • SHA512

      c49f51101a9bf24c472c265e8aef054e606c8d1f720efaa76bf8e4afc0ece2815ab1d4681e9b8d9f20a24dc395e428ef81c268d64e36888b12b18e5a241ce4b8

    • SSDEEP

      24576:ZyO3tjsZnSPseKzbETib0EdqDUiaoZivYPPXrYO95YLZoFCdY/my:MONMnSPdKZ0EdSaoZivIbBoLZK6

    • 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