Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    9c396089f62e002e725a9e374544c62f7bfbc3cf600b38e0daa1326ac9c1c650

  • Size

    4.1MB

  • Sample

    240518-j9ajrsbe29

  • MD5

    bf481bf8e5872aa66da25ad7babfc266

  • SHA1

    ad41865f30d1b765f97084ef8aaf3d7b59533227

  • SHA256

    9c396089f62e002e725a9e374544c62f7bfbc3cf600b38e0daa1326ac9c1c650

  • SHA512

    bd2f0bd2161cd97d02ead970620198f5018de89ccd37b9be6d4c971fdb2e647a23de950be50c42f0c86f2c57cb8e1c1b160f3ce5b9b8d448f950ab8b2f22f12b

  • SSDEEP

    98304:4cO3d23DP4WvcTQUVFyLidGODnX7vlp0fAiBu1UOo5GU75c1WMsxE:4cO3d2wQ4Q8FyLwnXJ+AxvtU75c1jsm

Score
10/10
gluptebadiscoverydropperevasionexecutionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      9c396089f62e002e725a9e374544c62f7bfbc3cf600b38e0daa1326ac9c1c650

    • Size

      4.1MB

    • MD5

      bf481bf8e5872aa66da25ad7babfc266

    • SHA1

      ad41865f30d1b765f97084ef8aaf3d7b59533227

    • SHA256

      9c396089f62e002e725a9e374544c62f7bfbc3cf600b38e0daa1326ac9c1c650

    • SHA512

      bd2f0bd2161cd97d02ead970620198f5018de89ccd37b9be6d4c971fdb2e647a23de950be50c42f0c86f2c57cb8e1c1b160f3ce5b9b8d448f950ab8b2f22f12b

    • SSDEEP

      98304:4cO3d23DP4WvcTQUVFyLidGODnX7vlp0fAiBu1UOo5GU75c1WMsxE:4cO3d2wQ4Q8FyLwnXJ+AxvtU75c1jsm

    Score
    10/10
    gluptebadiscoverydropperevasionexecutionloaderpersistencerootkitupx

    • Glupteba

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

      loaderdropperglupteba

    • Glupteba payload

    • Modifies Windows Firewall

      evasion

    • Executes dropped EXE

    • UPX packed file

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

      upx

    • 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 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

PowerShell

1
T1059.001

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

1
T1562

Disable or Modify System Firewall

1
T1562.004

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

2
T1012

System Information Discovery

1
T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks