General

  • Target

    638127191.exe

  • Size

    256KB

  • Sample

    210310-ngqtxnm6nn

  • MD5

    5c9e61f7399d08070ee86d8796b4b126

  • SHA1

    12e16e5c06ae479d216975ac63ac6a935ec9b189

  • SHA256

    23861faf3ed06c8f76c905f6d592e3aacd4adfb0a63a3af08f94aa42c1a3f57f

  • SHA512

    bc5243e325e9c57b743bf1919b84bff709387554b2f028a37aefcfa7b0e8f61c3265666d5a99e7fc24c5cae85ed7240f6856b70e70bd3c28d236edcb7fcc4226

Malware Config

Targets

    • Target

      638127191.exe

    • Size

      256KB

    • MD5

      5c9e61f7399d08070ee86d8796b4b126

    • SHA1

      12e16e5c06ae479d216975ac63ac6a935ec9b189

    • SHA256

      23861faf3ed06c8f76c905f6d592e3aacd4adfb0a63a3af08f94aa42c1a3f57f

    • SHA512

      bc5243e325e9c57b743bf1919b84bff709387554b2f028a37aefcfa7b0e8f61c3265666d5a99e7fc24c5cae85ed7240f6856b70e70bd3c28d236edcb7fcc4226

    • RedLine

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

    • RedLine Payload

    • UAC bypass

    • Windows security bypass

    • 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

    • Checks installed software on the system

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

    • Checks whether UAC is enabled

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Privilege Escalation

Bypass User Account Control

1
T1088

Defense Evasion

Bypass User Account Control

1
T1088

Disabling Security Tools

3
T1089

Modify Registry

5
T1112

Install Root Certificate

1
T1130

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

1
T1005

Tasks