General

  • Target

    SecuriteInfo.com.Dropper.Msil.CN.10732.21503

  • Size

    1.6MB

  • Sample

    201109-zgwwbbqacs

  • MD5

    b93d23c44fd72c7cde829ffd46d7a90c

  • SHA1

    b84a34510a77ff84c980877d64622186ab8e169c

  • SHA256

    d60a9bd623167071bc6e34cccac64b0766b05d1b4f9b0922f6f162c1573f5e19

  • SHA512

    1628926bc4884586b8ecfc42a70cf606d2bf238924cf819f76d47cb2656e16fded5a75b523715e311f600988be48dc8f2a1762129a0b6d9fcc6f1eb8345e9bcc

Malware Config

Targets

    • Target

      SecuriteInfo.com.Dropper.Msil.CN.10732.21503

    • Size

      1.6MB

    • MD5

      b93d23c44fd72c7cde829ffd46d7a90c

    • SHA1

      b84a34510a77ff84c980877d64622186ab8e169c

    • SHA256

      d60a9bd623167071bc6e34cccac64b0766b05d1b4f9b0922f6f162c1573f5e19

    • SHA512

      1628926bc4884586b8ecfc42a70cf606d2bf238924cf819f76d47cb2656e16fded5a75b523715e311f600988be48dc8f2a1762129a0b6d9fcc6f1eb8345e9bcc

    • Registers COM server for autorun

    • Executes dropped EXE

    • Modifies Installed Components in the registry

    • Modifies Windows Firewall

    • Sets file execution options in registry

    • Suspicious Office macro

      Office document equipped with 4.0 macros.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Drops startup file

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • 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.

    • JavaScript code in executable

    • Modifies service

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

4
T1060

Modify Existing Service

2
T1031

Defense Evasion

Modify Registry

4
T1112

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

1
T1082

Collection

Data from Local System

1
T1005

Tasks