General

  • Target

    9c3442578839fdcc3fe5ecb0503788c52ccee99171d076ccd0c812536b277f89

  • Size

    255KB

  • Sample

    221124-kmnzbaeh41

  • MD5

    b876a282afc6d42c41a4b8509e679fbd

  • SHA1

    96527f85478c7addbe31bd5986b63f0fb66f4d22

  • SHA256

    9c3442578839fdcc3fe5ecb0503788c52ccee99171d076ccd0c812536b277f89

  • SHA512

    449b653eaef2778a4f2799561342523661c6a08a079cae8251dbddb7ac3a8c54d350aca4656a0ac5ee0e11152d216471983805d9ed5ecc8806d610ddabc01a90

  • SSDEEP

    3072:MMDb50WrZa8jCgae5+VQkGdUQFDxePZ2SBaQJXkNRtXlNGKaUIQW/qlQBG3mmTJc:1xlZam+akqx6YQJXcNlEHUIQeE3mmBI9

Malware Config

Targets

    • Target

      9c3442578839fdcc3fe5ecb0503788c52ccee99171d076ccd0c812536b277f89

    • Size

      255KB

    • MD5

      b876a282afc6d42c41a4b8509e679fbd

    • SHA1

      96527f85478c7addbe31bd5986b63f0fb66f4d22

    • SHA256

      9c3442578839fdcc3fe5ecb0503788c52ccee99171d076ccd0c812536b277f89

    • SHA512

      449b653eaef2778a4f2799561342523661c6a08a079cae8251dbddb7ac3a8c54d350aca4656a0ac5ee0e11152d216471983805d9ed5ecc8806d610ddabc01a90

    • SSDEEP

      3072:MMDb50WrZa8jCgae5+VQkGdUQFDxePZ2SBaQJXkNRtXlNGKaUIQW/qlQBG3mmTJc:1xlZam+akqx6YQJXcNlEHUIQeE3mmBI9

    • 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