General

  • Target

    10c0f72340f006207f4acdeb8adf674b4abfcbcd95cd4782d1907e72d7dad4e5

  • Size

    255KB

  • Sample

    221123-zyhc8sea84

  • MD5

    5824a9cd18620b9cc5c6886bc28cc1e5

  • SHA1

    5fb227dedcd3e171b466da68487fb2606795547c

  • SHA256

    10c0f72340f006207f4acdeb8adf674b4abfcbcd95cd4782d1907e72d7dad4e5

  • SHA512

    77780a7393eb5dab9fa9aa8a56b1711ee13e34ed396fad5b6c2b8ea961c4e3300ec7fa1b6d44d15ad42e095da826c6d8cfafabad531e399121c377ed3c755036

  • SSDEEP

    3072:MMDb50WrZa8jCgae5+VQkGdUQFDxePZ2SBaQJXkNRtXlNGKaUIQW/qlQBG3mmTJ0:1xlZam+akqx6YQJXcNlEHUIQeE3mmBIJ

Malware Config

Targets

    • Target

      10c0f72340f006207f4acdeb8adf674b4abfcbcd95cd4782d1907e72d7dad4e5

    • Size

      255KB

    • MD5

      5824a9cd18620b9cc5c6886bc28cc1e5

    • SHA1

      5fb227dedcd3e171b466da68487fb2606795547c

    • SHA256

      10c0f72340f006207f4acdeb8adf674b4abfcbcd95cd4782d1907e72d7dad4e5

    • SHA512

      77780a7393eb5dab9fa9aa8a56b1711ee13e34ed396fad5b6c2b8ea961c4e3300ec7fa1b6d44d15ad42e095da826c6d8cfafabad531e399121c377ed3c755036

    • SSDEEP

      3072:MMDb50WrZa8jCgae5+VQkGdUQFDxePZ2SBaQJXkNRtXlNGKaUIQW/qlQBG3mmTJ0:1xlZam+akqx6YQJXcNlEHUIQeE3mmBIJ

    • Modifies visibility of file extensions in Explorer

    • Modifies visiblity of hidden/system files in Explorer

    • Windows security bypass

    • Disables RegEdit via registry modification

    • Executes dropped EXE

    • Modifies Installed Components in the registry

    • UPX packed file

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

    • Checks computer location settings

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

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Windows security modification

    • Adds Run key to start application

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Modifies WinLogon

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Drops file in System32 directory

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Hidden Files and Directories

2
T1158

Registry Run Keys / Startup Folder

2
T1060

Winlogon Helper DLL

1
T1004

Defense Evasion

Hidden Files and Directories

2
T1158

Modify Registry

8
T1112

Disabling Security Tools

2
T1089

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

4
T1012

System Information Discovery

5
T1082

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

1
T1005

Tasks