General

  • Target

    file.exe

  • Size

    4.9MB

  • Sample

    230201-shwglacb6y

  • MD5

    80db0830528a254d1b205009122ad06a

  • SHA1

    91e33ac6fd47a806b15de1241eb60ded883bd6e4

  • SHA256

    e305ceb9129c9f131269561ddbdb58d72ffad8479ffa3c41b3a4e477d7cb5168

  • SHA512

    c97b1512949b8fcf2c533b96e053d36fc9d9ea41a989b17320d4e16cdae13c17af84ed477bb2b0cb35cde1b35409bb5a932025256c6ca2e3e2e18917153ba8f0

  • SSDEEP

    98304:C0maPaNRkAbtWF5UOhFSV0MCHvPh+Y5C7dGPD2stX1/EUSuMbf+IQ:C0m9jY55hFSVqHXhjmzsFCU9M7q

Malware Config

Targets

    • Target

      file.exe

    • Size

      4.9MB

    • MD5

      80db0830528a254d1b205009122ad06a

    • SHA1

      91e33ac6fd47a806b15de1241eb60ded883bd6e4

    • SHA256

      e305ceb9129c9f131269561ddbdb58d72ffad8479ffa3c41b3a4e477d7cb5168

    • SHA512

      c97b1512949b8fcf2c533b96e053d36fc9d9ea41a989b17320d4e16cdae13c17af84ed477bb2b0cb35cde1b35409bb5a932025256c6ca2e3e2e18917153ba8f0

    • SSDEEP

      98304:C0maPaNRkAbtWF5UOhFSV0MCHvPh+Y5C7dGPD2stX1/EUSuMbf+IQ:C0m9jY55hFSVqHXhjmzsFCU9M7q

    • PrivateLoader

      PrivateLoader is a downloader sold as a pay-per-install malware distribution service.

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Loads dropped DLL

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

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

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Checks whether UAC is enabled

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Virtualization/Sandbox Evasion

1
T1497

Install Root Certificate

1
T1130

Modify Registry

1
T1112

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

4
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

3
T1082

Collection

Data from Local System

2
T1005

Tasks