General

  • Target

    42cbc417bd205d7d81c7e541b90d5dc41a1a7a9b2d1fc2b0b70bd5a55e50a8ba

  • Size

    4.2MB

  • Sample

    240418-2g6evagg49

  • MD5

    b826e2dd851ae9d038c57a034e736938

  • SHA1

    668003266a34580c5aad94e41dfd97ab458d22d2

  • SHA256

    42cbc417bd205d7d81c7e541b90d5dc41a1a7a9b2d1fc2b0b70bd5a55e50a8ba

  • SHA512

    505904abb7ca6b4c6dbaabde4a375b9dc184554d04c90c818bf33dc250ad5b60969ff30aa877f90b907926db015ef6bfc876434882e163cc9accc95548f1d993

  • SSDEEP

    98304:mtjN4XUN5lD056p7XAm0hR9X9T5AEVb4a7iAHgos518NY:rRATQPX9T5A6hiAH2518i

Malware Config

Targets

    • Target

      42cbc417bd205d7d81c7e541b90d5dc41a1a7a9b2d1fc2b0b70bd5a55e50a8ba

    • Size

      4.2MB

    • MD5

      b826e2dd851ae9d038c57a034e736938

    • SHA1

      668003266a34580c5aad94e41dfd97ab458d22d2

    • SHA256

      42cbc417bd205d7d81c7e541b90d5dc41a1a7a9b2d1fc2b0b70bd5a55e50a8ba

    • SHA512

      505904abb7ca6b4c6dbaabde4a375b9dc184554d04c90c818bf33dc250ad5b60969ff30aa877f90b907926db015ef6bfc876434882e163cc9accc95548f1d993

    • SSDEEP

      98304:mtjN4XUN5lD056p7XAm0hR9X9T5AEVb4a7iAHgos518NY:rRATQPX9T5A6hiAH2518i

    • Glupteba

      Glupteba is a modular loader written in Golang with various components.

    • Glupteba payload

    • Windows security bypass

    • XMRig Miner payload

    • xmrig

      XMRig is a high performance, open source, cross platform CPU/GPU miner.

    • Modifies boot configuration data using bcdedit

    • Drops file in Drivers directory

    • Modifies Windows Firewall

    • Possible attempt to disable PatchGuard

      Rootkits can use kernel patching to embed themselves in an operating system.

    • Executes dropped EXE

    • Loads dropped DLL

    • UPX packed file

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

    • Windows security modification

    • 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.

    • Manipulates WinMon driver.

      Roottkits write to WinMon to hide PIDs from being detected.

    • Manipulates WinMonFS driver.

      Roottkits write to WinMonFS to hide directories/files from being detected.

    • Drops file in System32 directory

MITRE ATT&CK Matrix ATT&CK v13

Execution

Command and Scripting Interpreter

1
T1059

Scheduled Task/Job

1
T1053

Persistence

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Privilege Escalation

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Defense Evasion

Impair Defenses

4
T1562

Disable or Modify Tools

2
T1562.001

Disable or Modify System Firewall

1
T1562.004

Modify Registry

4
T1112

Subvert Trust Controls

1
T1553

Install Root Certificate

1
T1553.004

Discovery

Query Registry

2
T1012

System Information Discovery

1
T1082

Tasks