Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    afea1c4dc4a49b133d0a637b909a25edee71b470251062656f3df2b66277fa0b

  • Size

    4.2MB

  • Sample

    240419-fa9b9sab6w

  • MD5

    cad494afb75393a5e4b30b40a976f252

  • SHA1

    e985b2e58ad7684b77b46414a669eba5c23c6c53

  • SHA256

    afea1c4dc4a49b133d0a637b909a25edee71b470251062656f3df2b66277fa0b

  • SHA512

    1dde63020035a6fe9f4b46cca810b858b0daed0a5bd131df23302c4e65a46f985a419fabc4063d1ae7f83655a8b26e3e65b1abe38e26b786c2122980d0f91842

  • SSDEEP

    98304:8RUBmLZ3rmtSop/fcfKtwQG3TQtt4oKMJO6VS6U7CKzh7K:kxKEC/fcfKt9ykOWRUGoh7K

Score
10/10
gluptebadiscoverydropperevasionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      afea1c4dc4a49b133d0a637b909a25edee71b470251062656f3df2b66277fa0b

    • Size

      4.2MB

    • MD5

      cad494afb75393a5e4b30b40a976f252

    • SHA1

      e985b2e58ad7684b77b46414a669eba5c23c6c53

    • SHA256

      afea1c4dc4a49b133d0a637b909a25edee71b470251062656f3df2b66277fa0b

    • SHA512

      1dde63020035a6fe9f4b46cca810b858b0daed0a5bd131df23302c4e65a46f985a419fabc4063d1ae7f83655a8b26e3e65b1abe38e26b786c2122980d0f91842

    • SSDEEP

      98304:8RUBmLZ3rmtSop/fcfKtwQG3TQtt4oKMJO6VS6U7CKzh7K:kxKEC/fcfKt9ykOWRUGoh7K

    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