General

  • Target

    P0-3325185-dtd-26-01-2023.exe

  • Size

    476KB

  • Sample

    230126-qc7xbsdf79

  • MD5

    abb0f20592407cbc9c1df8d7be759d9a

  • SHA1

    ae2354355268cd193d54b4ae3691a31ee8744116

  • SHA256

    cd4fd070dbe5909f9e14e9228bc1243c2993e6dd105e91deed3bb3ca53e1f30d

  • SHA512

    c8df73077136802c81067c2647707ae34cfb01604557f2a4cdba95d4b14f4f13a8cac38fef882c36d29fa4f08cd90cdaa8e90a38c85b5fa37eae38ca79c153db

  • SSDEEP

    3072:p2yWP9LN3qIwBzFyIR+DSbisRKOsHas+8+qB1LuiCx8V8rIiJzQvstptE8z0Y:pNWP9GTsHtZLv8EiFES0

Malware Config

Targets

    • Target

      P0-3325185-dtd-26-01-2023.exe

    • Size

      476KB

    • MD5

      abb0f20592407cbc9c1df8d7be759d9a

    • SHA1

      ae2354355268cd193d54b4ae3691a31ee8744116

    • SHA256

      cd4fd070dbe5909f9e14e9228bc1243c2993e6dd105e91deed3bb3ca53e1f30d

    • SHA512

      c8df73077136802c81067c2647707ae34cfb01604557f2a4cdba95d4b14f4f13a8cac38fef882c36d29fa4f08cd90cdaa8e90a38c85b5fa37eae38ca79c153db

    • SSDEEP

      3072:p2yWP9LN3qIwBzFyIR+DSbisRKOsHas+8+qB1LuiCx8V8rIiJzQvstptE8z0Y:pNWP9GTsHtZLv8EiFES0

    • 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

    • 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 SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Execution

Command-Line Interface

1
T1059

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

3
T1082

Collection

Data from Local System

3
T1005

Email Collection

1
T1114

Tasks