General

  • Target

    cd4f6033779c7ca8e2097b7292a0c0a788a7318299c719ebaab2c595bb5f7b61

  • Size

    4.2MB

  • Sample

    230607-vc4xwsdb53

  • MD5

    2bce6ecee50237f3773235f497dbaca7

  • SHA1

    ee75cb7c01d773e0e03e5fa9e194f8b2c16ce295

  • SHA256

    cd4f6033779c7ca8e2097b7292a0c0a788a7318299c719ebaab2c595bb5f7b61

  • SHA512

    4d5a407451cdae7bfb62c91573bd4823b1ffceeebc3bb74e570e2548bf1f1a809a8d86afd82eae3de3765cf63560706ecc1d7cf68e0388b5d13ce15ace1e3f1f

  • SSDEEP

    98304:7Pc9FcYO05ihGHS9WSnwj8q/RLdadqz/Y0RFELZvszSj8:rc3EciILSnqdBdamY0RyeWY

Malware Config

Targets

    • Target

      cd4f6033779c7ca8e2097b7292a0c0a788a7318299c719ebaab2c595bb5f7b61

    • Size

      4.2MB

    • MD5

      2bce6ecee50237f3773235f497dbaca7

    • SHA1

      ee75cb7c01d773e0e03e5fa9e194f8b2c16ce295

    • SHA256

      cd4f6033779c7ca8e2097b7292a0c0a788a7318299c719ebaab2c595bb5f7b61

    • SHA512

      4d5a407451cdae7bfb62c91573bd4823b1ffceeebc3bb74e570e2548bf1f1a809a8d86afd82eae3de3765cf63560706ecc1d7cf68e0388b5d13ce15ace1e3f1f

    • SSDEEP

      98304:7Pc9FcYO05ihGHS9WSnwj8q/RLdadqz/Y0RFELZvszSj8:rc3EciILSnqdBdamY0RyeWY

    • Glupteba

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

    • Glupteba payload

    • Modifies Windows Firewall

    • Executes dropped EXE

    • Loads dropped DLL

    • UPX packed file

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

    • 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

2
T1082

Tasks