Overview

overview

10

Static

static

1

NanoCoreX3...on.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    NanoCoreX3_Portable_Installer_Creation.zip

  • Size

    124KB

  • Sample

    230326-l87tzsgb62

  • MD5

    bfe43ad2e22267e2e26f82027dea4d3f

  • SHA1

    b939912183e2a4829d221d6c17c244cdf759154e

  • SHA256

    a301d35e537dd9c2d3a3a738172b7c37dc8e94cc3a6cc58286e6256609361ded

  • SHA512

    eac74917012ca1f39770b353eb3cd7dba3294c792b38c143c384843291570f7ef001398b5213258e6b76bf9c33a88a20962055e72c261a66e6b5d6f7f96c3587

  • SSDEEP

    1536:3ae9Vg+6P2J7ShQw90AyPAkXZl59Zl9evUWpOF3YJsGiPkoZIZj0+V:K+u2hASA25tYsF3+ihZ4V

Score
10/10
xwormpersistencerattrojan

Malware Config

Extracted

Family

xworm

Attributes
  • install_file

    USB.exe

Targets

    • Target

      NanoCoreX3_Portable_Installer_Creation.exe

    • Size

      6.0MB

    • MD5

      ad1274d7f55bcae49a1f577cf70be6ed

    • SHA1

      1db03244d41fd9436da1ebbdf9759464a1dc2b4a

    • SHA256

      e201dededb8ac4c6a879f1d5d3854c9e36a2884c34df443d2a167db5cd94b91f

    • SHA512

      59d3e64bcbb0d6c3f2a71abe10dfee466e9060032e39f4088ed012d971bdca8dc9bb1d08802e97eb819f1accf37e088584f51e436d1fdfac235caa2ceaa9616e

    • SSDEEP

      6144:HiJtcrpUbiOhSlFjMtr1jMtr1jMtr1jMtr1jMtr1jMtr1jMtr1jMtr1jMtr1jMtU:Hi8W67YteDa

    Score
    10/10
    xwormpersistencerattrojan

    • Xworm

      Xworm is a remote access trojan written in C#.

      trojanratxworm

    • Checks computer location settings

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

    • Drops startup file

    • Executes dropped EXE

    • Adds Run key to start application

      persistence

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    behavioral1

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1
T1053

Persistence

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks