Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    9081398a990fb75a2403e4f0505ff43af449b583ca475437e5df96133e14ee74

  • Size

    4.2MB

  • Sample

    240419-2q4ydahe93

  • MD5

    d398a1c04a71930d55f658d91df62231

  • SHA1

    cf352b452571a5f50cd2e65c97a0824f89ac6276

  • SHA256

    9081398a990fb75a2403e4f0505ff43af449b583ca475437e5df96133e14ee74

  • SHA512

    a3fe05c5dabd3d26532c232062281f38b6965615ed5914310ebdb3ccd72aa2693bd4ed7dfd6bea3bb34a2db0016830edc2b7329aa2f0437e25574f3c2cf6d763

  • SSDEEP

    98304:f/40EOOAEftLoGWLNDgTXMgGOTrFzBqlMJaGItfG9:XdVQtLoTZDg5GO9BqlcV

Score
10/10
gluptebadiscoverydropperevasionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      9081398a990fb75a2403e4f0505ff43af449b583ca475437e5df96133e14ee74

    • Size

      4.2MB

    • MD5

      d398a1c04a71930d55f658d91df62231

    • SHA1

      cf352b452571a5f50cd2e65c97a0824f89ac6276

    • SHA256

      9081398a990fb75a2403e4f0505ff43af449b583ca475437e5df96133e14ee74

    • SHA512

      a3fe05c5dabd3d26532c232062281f38b6965615ed5914310ebdb3ccd72aa2693bd4ed7dfd6bea3bb34a2db0016830edc2b7329aa2f0437e25574f3c2cf6d763

    • SSDEEP

      98304:f/40EOOAEftLoGWLNDgTXMgGOTrFzBqlMJaGItfG9:XdVQtLoTZDg5GO9BqlcV

    Score
    10/10
    gluptebadiscoverydropperevasionloaderpersistencerootkitupx

    • 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 Matrix ATT&CK v13

Initial Access

Execution

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

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

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks