General

  • Target

    644517605176e7ee5e282781fe1f5410390e84616f51ac46f069843e461f2c00

  • Size

    4.2MB

  • Sample

    230607-jve6pshb72

  • MD5

    cf21c23a17da5e77d5922ce95efe7401

  • SHA1

    492e00c3dddea4481b4c20b9807fe3372e88355c

  • SHA256

    644517605176e7ee5e282781fe1f5410390e84616f51ac46f069843e461f2c00

  • SHA512

    987f7d11687af830f16cf4669614f910b3abd7968d168153db622677f5d2d3ab6b5c165816acb41e2f37657d84f1e7b0950287ff6a5de24018267154edaf734a

  • SSDEEP

    98304:lDpOZQJuC/XgnbxpPY15ehxqRDcyHzCkKrqxPLEPecklCySdVn:lDouuEXgnbxu1wiRDvT8rqBsQCySdx

Malware Config

Targets

    • Target

      644517605176e7ee5e282781fe1f5410390e84616f51ac46f069843e461f2c00

    • Size

      4.2MB

    • MD5

      cf21c23a17da5e77d5922ce95efe7401

    • SHA1

      492e00c3dddea4481b4c20b9807fe3372e88355c

    • SHA256

      644517605176e7ee5e282781fe1f5410390e84616f51ac46f069843e461f2c00

    • SHA512

      987f7d11687af830f16cf4669614f910b3abd7968d168153db622677f5d2d3ab6b5c165816acb41e2f37657d84f1e7b0950287ff6a5de24018267154edaf734a

    • SSDEEP

      98304:lDpOZQJuC/XgnbxpPY15ehxqRDcyHzCkKrqxPLEPecklCySdVn:lDouuEXgnbxu1wiRDvT8rqBsQCySdx

    • Glupteba

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

    • Glupteba payload

    • Modifies Windows Firewall

    • Executes dropped EXE

    • 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 WinMonFS driver.

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

    • Drops file in System32 directory

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

1
T1112

Discovery

Query Registry

2
T1012

System Information Discovery

1
T1082

Tasks