General

  • Target

    bb91ab0c20e6e23c70c58a417a42ef3883fea4c91ab5577cd0cd805338ad3deb

  • Size

    1.1MB

  • Sample

    230516-ga87yabe88

  • MD5

    0a3573a636ff19716fb1d2f20682f1b4

  • SHA1

    e614575c0482bedbc6687fda6ba68e86a824d9af

  • SHA256

    bb91ab0c20e6e23c70c58a417a42ef3883fea4c91ab5577cd0cd805338ad3deb

  • SHA512

    2b420f42a1b3c5aabece515778c0b04852156bb7aaa01bbaa61b7e12d739eca093af83e318b16c81c5fe02413647268a45f7898cbf00de24e7dd1a9a81cde1dd

  • SSDEEP

    24576:AyPfFiUBYMg1BIv/SCCsatfN4CdPr2qe633PTeLqKWG54iNOCSxTdaNRC:HnFPBo2LCsan4C9rBPYYiNOCesNR

Malware Config

Extracted

Family

redline

Botnet

maza

C2

185.161.248.25:4132

Attributes
  • auth_value

    474d54c1c2f5291290c53f8378acd684

Extracted

Family

redline

Botnet

sister

C2

185.161.248.25:4132

Attributes
  • auth_value

    61021810f83e6d5e6ff303aaac03c0e1

Targets

    • Target

      bb91ab0c20e6e23c70c58a417a42ef3883fea4c91ab5577cd0cd805338ad3deb

    • Size

      1.1MB

    • MD5

      0a3573a636ff19716fb1d2f20682f1b4

    • SHA1

      e614575c0482bedbc6687fda6ba68e86a824d9af

    • SHA256

      bb91ab0c20e6e23c70c58a417a42ef3883fea4c91ab5577cd0cd805338ad3deb

    • SHA512

      2b420f42a1b3c5aabece515778c0b04852156bb7aaa01bbaa61b7e12d739eca093af83e318b16c81c5fe02413647268a45f7898cbf00de24e7dd1a9a81cde1dd

    • SSDEEP

      24576:AyPfFiUBYMg1BIv/SCCsatfN4CdPr2qe633PTeLqKWG54iNOCSxTdaNRC:HnFPBo2LCsan4C9rBPYYiNOCesNR

    • 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 Enterprise v6

Tasks