Resubmissions

17-03-2021 08:48

210317-xv9yl2r5hn 10

16-03-2021 19:29

210316-6pes49a322 8

General

  • Target

    e00743a06378fdc48df81c57ff27c80c.exe

  • Size

    799KB

  • Sample

    210317-xv9yl2r5hn

  • MD5

    e00743a06378fdc48df81c57ff27c80c

  • SHA1

    644eef3bb78b0e340b2f4977dc0c17b26889603b

  • SHA256

    e3ac84aeb4c0a6606a5e385327f371c36335954f27ec4151d616fbb73d466e37

  • SHA512

    4d573618672bd491916753363403dd401db21a287aa3f35c7264478bf237b3aed9e14f1da868709d10e034fa30222f3e47b6acd796df6aad08be31652a023e1f

Malware Config

Targets

    • Target

      e00743a06378fdc48df81c57ff27c80c.exe

    • Size

      799KB

    • MD5

      e00743a06378fdc48df81c57ff27c80c

    • SHA1

      644eef3bb78b0e340b2f4977dc0c17b26889603b

    • SHA256

      e3ac84aeb4c0a6606a5e385327f371c36335954f27ec4151d616fbb73d466e37

    • SHA512

      4d573618672bd491916753363403dd401db21a287aa3f35c7264478bf237b3aed9e14f1da868709d10e034fa30222f3e47b6acd796df6aad08be31652a023e1f

    • RedLine

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

    • RedLine Payload

    • Blocklisted process makes network request

    • 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.

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Legitimate hosting services abused for malware hosting/C2

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Modify Registry

1
T1112

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

1
T1012

System Information Discovery

1
T1082

Collection

Data from Local System

1
T1005

Command and Control

Web Service

1
T1102

Tasks