General

  • Target

    Product presentation.exe

  • Size

    1.2MB

  • Sample

    230202-rrt5fsee65

  • MD5

    d81ed82ea53f8e56bb98eaaef98f4d80

  • SHA1

    01d76f1b404b125a7b8bf3f3829101124965ad9a

  • SHA256

    f90d2b7322438acc8decf28392f29916b9b87ce99072f867d3e278ce6fc295fb

  • SHA512

    49b6b1306d27cf347673c2e8641ea377a941b0f2689e648130fe28fbc7e519a8744b61a9d2635c800c2074af148ff41d6bc2093aa1b73e98670a7aab135f6a3f

  • SSDEEP

    24576:QpbnahUHVL9XoveLj48xCbGmx31VprkdhVKfhoyNDjgGKySlXYrZSD:QpuKHXLU8kb11/JeyNDjgxySeZSD

Malware Config

Targets

    • Target

      Product presentation.exe

    • Size

      1.2MB

    • MD5

      d81ed82ea53f8e56bb98eaaef98f4d80

    • SHA1

      01d76f1b404b125a7b8bf3f3829101124965ad9a

    • SHA256

      f90d2b7322438acc8decf28392f29916b9b87ce99072f867d3e278ce6fc295fb

    • SHA512

      49b6b1306d27cf347673c2e8641ea377a941b0f2689e648130fe28fbc7e519a8744b61a9d2635c800c2074af148ff41d6bc2093aa1b73e98670a7aab135f6a3f

    • SSDEEP

      24576:QpbnahUHVL9XoveLj48xCbGmx31VprkdhVKfhoyNDjgGKySlXYrZSD:QpuKHXLU8kb11/JeyNDjgxySeZSD

    • Detect PureCrypter injector

    • PureCrypter

      PureCrypter is a .NET malware loader first seen in early 2021.

    • Checks computer location settings

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

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • 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.

    • Accesses Microsoft Outlook profiles

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

1
T1112

Credential Access

Credentials in Files

3
T1081

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

3
T1005

Email Collection

1
T1114

Tasks