General

  • Target

    http://get.adobe.com/uk/reader/

  • Sample

    230511-rckmgafd9t

Malware Config

Extracted

Family

raccoon

rc4.plain

Targets

    • Target

      http://get.adobe.com/uk/reader/

    • Lumma Stealer

      An infostealer written in C++ first seen in August 2022.

    • Raccoon

      Raccoon is an infostealer written in C++ and first seen in 2019.

    • Blocklisted process makes network request

    • Executes dropped EXE

    • Loads dropped DLL

    • UPX packed file

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

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Drops file in System32 directory

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Install Root Certificate

1
T1130

Modify Registry

1
T1112

Discovery

Query Registry

2
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

3
T1082

Tasks