General

  • Target

    9dfc8f1ddcebee300b0170ddcce671840386e20d7de566de5560ec4997ab3459

  • Size

    590KB

  • Sample

    230505-xb87bsed26

  • MD5

    19b833678c3c27ae48d68776b5b15b3c

  • SHA1

    285ca45f41ac463a4e2ce25df9d758c29c963e71

  • SHA256

    9dfc8f1ddcebee300b0170ddcce671840386e20d7de566de5560ec4997ab3459

  • SHA512

    39d97fcde67025df754f9da5fa17e012116607a71561a10ecd688e14f52e9bf0ef43926f3ea2b6e057410b0841754ec8e41d6d46b19d4ed00cabcba81e42bd2f

  • SSDEEP

    12288:/Mrny90VVX8/nEa7+KaeEDPNRs8djqKHIb2RS9FO/cR1Dw67qnX:0ymVM8a7+KvEDPQ8djqygFFIcR1DwvX

Malware Config

Targets

    • Target

      9dfc8f1ddcebee300b0170ddcce671840386e20d7de566de5560ec4997ab3459

    • Size

      590KB

    • MD5

      19b833678c3c27ae48d68776b5b15b3c

    • SHA1

      285ca45f41ac463a4e2ce25df9d758c29c963e71

    • SHA256

      9dfc8f1ddcebee300b0170ddcce671840386e20d7de566de5560ec4997ab3459

    • SHA512

      39d97fcde67025df754f9da5fa17e012116607a71561a10ecd688e14f52e9bf0ef43926f3ea2b6e057410b0841754ec8e41d6d46b19d4ed00cabcba81e42bd2f

    • SSDEEP

      12288:/Mrny90VVX8/nEa7+KaeEDPNRs8djqKHIb2RS9FO/cR1Dw67qnX:0ymVM8a7+KvEDPQ8djqygFFIcR1DwvX

    • Detects Redline Stealer samples

      This rule detects the presence of Redline Stealer samples based on their unique strings.

    • 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

    • 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.

MITRE ATT&CK Enterprise v6

Tasks