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Overview

overview

10

Static

static

1

JC_fe8d8c5...48.exe

windows7-x64

10

JC_fe8d8c5...48.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    JC_fe8d8c528579d7bf0d15a929a85fc832bd4b1050188251ed07bdfb7f64c30748

  • Size

    4.3MB

  • Sample

    231013-cfhjysac51

  • MD5

    8fd45a13d0b0fc1e73c1093bf5799c7f

  • SHA1

    4933562a034b06f6f867fe2f6fc131d8c99f0848

  • SHA256

    fe8d8c528579d7bf0d15a929a85fc832bd4b1050188251ed07bdfb7f64c30748

  • SHA512

    92792c37b12a998c7d722f07d33e150f660e27a4769763d3af701350681328c12297bcef5083d129d6480cb6b1df03133bd7548e8e9d9ecc6d6077c7678a1071

  • SSDEEP

    98304:o9ZVpR1RvsgcoZYa8LDryDHaWQvdJlvtcbYoRSm7fYPlmzngL6:E1Rvsgc2Yhr0aTlvmbqm7woB

Score
10/10
gluptebadiscoverydropperevasionloaderpersistencerootkittrojanupx

Malware Config

Targets

    • Target

      JC_fe8d8c528579d7bf0d15a929a85fc832bd4b1050188251ed07bdfb7f64c30748

    • Size

      4.3MB

    • MD5

      8fd45a13d0b0fc1e73c1093bf5799c7f

    • SHA1

      4933562a034b06f6f867fe2f6fc131d8c99f0848

    • SHA256

      fe8d8c528579d7bf0d15a929a85fc832bd4b1050188251ed07bdfb7f64c30748

    • SHA512

      92792c37b12a998c7d722f07d33e150f660e27a4769763d3af701350681328c12297bcef5083d129d6480cb6b1df03133bd7548e8e9d9ecc6d6077c7678a1071

    • SSDEEP

      98304:o9ZVpR1RvsgcoZYa8LDryDHaWQvdJlvtcbYoRSm7fYPlmzngL6:E1Rvsgc2Yhr0aTlvmbqm7woB

    Score
    10/10
    gluptebadiscoverydropperevasionloaderpersistencerootkittrojanupx

    • Glupteba

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

      loaderdropperglupteba

    • Glupteba payload

    • Windows security bypass

      evasiontrojan

    • Modifies boot configuration data using bcdedit

    • Drops file in Drivers directory

    • Modifies Windows Firewall

      evasion

    • Possible attempt to disable PatchGuard

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

      evasion

    • Executes dropped EXE

    • Loads dropped DLL

    • UPX packed file

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

      upx

    • Windows security modification

      evasiontrojan

    • Adds Run key to start application

      persistence

    • Checks installed software on the system

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

      discovery

    • Manipulates WinMon driver.

      Roottkits write to WinMon to hide PIDs from being detected.

      rootkitevasion

    • Manipulates WinMonFS driver.

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

      rootkitevasion

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1
T1059

Scheduled Task/Job

1
T1053

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Scheduled Task/Job

1
T1053

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Scheduled Task/Job

1
T1053

Defense Evasion

Impair Defenses

3
T1562

Disable or Modify Tools

2
T1562.001

Modify Registry

4
T1112

Subvert Trust Controls

1
T1553

Install Root Certificate

1
T1553.004

Credential Access

Discovery

Query Registry

2
T1012

System Information Discovery

1
T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks