General

  • Target

    newsoftware-tester.exe

  • Size

    6KB

  • Sample

    230201-yyz3lsdf4z

  • MD5

    d785e46b0d269b0578dcfd1b90375a6a

  • SHA1

    d1c4a196f24f0659c29fb05e99e690c87bf6d673

  • SHA256

    164df1aecac769eb2d9485abcb776f9ee55fc1e297c5b8b2bc50009e786d41b2

  • SHA512

    ea93bf91f0035a2996f227e04ccca718a9a470ca477e2e5af12a5180c70c62d6efcdbfd29d40e0458baa5ebdd525b5281e342ec29d01fc6fc9173a5b625704c3

  • SSDEEP

    96:673zsN+JBcMAiLt6NkIJmaI8RP4e/kvHxNezNt:oo+MOLtErRJcvb4

Malware Config

Extracted

Family

purecrypter

C2

http://justnormalsite.ddns.net/SystemEnv/uploads/newsoftware-tester_Ilbiekxz.png

Extracted

Family

eternity

C2

http://eternityms33k74r7iuuxfda4sqsiei3o3lbtr5cpalf6f4skszpruad.onion

Targets

    • Target

      newsoftware-tester.exe

    • Size

      6KB

    • MD5

      d785e46b0d269b0578dcfd1b90375a6a

    • SHA1

      d1c4a196f24f0659c29fb05e99e690c87bf6d673

    • SHA256

      164df1aecac769eb2d9485abcb776f9ee55fc1e297c5b8b2bc50009e786d41b2

    • SHA512

      ea93bf91f0035a2996f227e04ccca718a9a470ca477e2e5af12a5180c70c62d6efcdbfd29d40e0458baa5ebdd525b5281e342ec29d01fc6fc9173a5b625704c3

    • SSDEEP

      96:673zsN+JBcMAiLt6NkIJmaI8RP4e/kvHxNezNt:oo+MOLtErRJcvb4

    • Detect PureCrypter injector

    • Eternity

      Eternity Project is a malware kit offering an info stealer, clipper, worm, coin miner, ransomware, and DDoS bot.

    • PureCrypter

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

    • Executes dropped EXE

    • 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.

    • Accesses Microsoft Outlook profiles

    • Legitimate hosting services abused for malware hosting/C2

    • 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

Defense Evasion

Install Root Certificate

1
T1130

Modify Registry

1
T1112

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

4
T1082

Collection

Data from Local System

1
T1005

Email Collection

1
T1114

Command and Control

Web Service

1
T1102

Tasks