General

  • Target

    1704c4d430de068a53f58f4f25b1910c7e38f4fbf901d8a4ed77749e01d358f6

  • Size

    255KB

  • Sample

    221123-zydp2sea82

  • MD5

    89943527e8ca797d5669709673dea613

  • SHA1

    9a0c1d4c1e04cd5302d02d475c77d5e75097454c

  • SHA256

    1704c4d430de068a53f58f4f25b1910c7e38f4fbf901d8a4ed77749e01d358f6

  • SHA512

    9d52400b0c5c9163fc43bb9165d430091ee9265df6959dbcc041ca507c09b5f57eb7b756f9f6b5912417998d10125ae7ddf4758180f8c91da475eeabee693997

  • SSDEEP

    3072:MMDb50WrZa8jCgae5+VQkGdUQFDxePZ2SBaQJXkNRtXlNGKaUIQW/qlQBG3mmTJu:1xlZam+akqx6YQJXcNlEHUIQeE3mmBIp

Malware Config

Targets

    • Target

      1704c4d430de068a53f58f4f25b1910c7e38f4fbf901d8a4ed77749e01d358f6

    • Size

      255KB

    • MD5

      89943527e8ca797d5669709673dea613

    • SHA1

      9a0c1d4c1e04cd5302d02d475c77d5e75097454c

    • SHA256

      1704c4d430de068a53f58f4f25b1910c7e38f4fbf901d8a4ed77749e01d358f6

    • SHA512

      9d52400b0c5c9163fc43bb9165d430091ee9265df6959dbcc041ca507c09b5f57eb7b756f9f6b5912417998d10125ae7ddf4758180f8c91da475eeabee693997

    • SSDEEP

      3072:MMDb50WrZa8jCgae5+VQkGdUQFDxePZ2SBaQJXkNRtXlNGKaUIQW/qlQBG3mmTJu:1xlZam+akqx6YQJXcNlEHUIQeE3mmBIp

    • 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

    • 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

1
T1060

Winlogon Helper DLL

1
T1004

Defense Evasion

Hidden Files and Directories

2
T1158

Modify Registry

7
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