General

  • Target

    https://github.com/Dutorn/bloxflip-predictor/releases/download/bloxflip-predictor/Bloxflip.Predictor.exe

  • Sample

    221123-me1dgsdh78

Malware Config

Targets

    • Target

      https://github.com/Dutorn/bloxflip-predictor/releases/download/bloxflip-predictor/Bloxflip.Predictor.exe

    • Nirsoft

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Sets file to hidden

      Modifies file attributes to stop it showing in Explorer etc.

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Hidden Files and Directories

2
T1158

Defense Evasion

Hidden Files and Directories

2
T1158

Modify Registry

2
T1112

Credential Access

Credentials in Files

1
T1081

Discovery

Process Discovery

1
T1057

System Information Discovery

1
T1082

Collection

Data from Local System

1
T1005

Command and Control

Web Service

1
T1102

Tasks