General

  • Target

    Inquiry.zip

  • Size

    878KB

  • Sample

    230130-p4js5sca9x

  • MD5

    0da88da1572c6e7185569f16f08ef12a

  • SHA1

    d90704f250082a1e617d35cfbbcb7cce8290dff3

  • SHA256

    610726331bd48601f6762f3931e423635a85a9488ea214b76c95db2a1a3b339b

  • SHA512

    5873c0cf9ddc25488215d63b098c5e0da399d3eea550b55bafaa80c64aa639f95d4ab0f8d097693c31aeb7703f0ee4c31e5929abb78b1cf9c855735860e2c8c0

  • SSDEEP

    24576:rfDxXdCtfjxw8iNaV45Rjtqz/cmbx7g2P7M2SVxIyTQ:rLxNCtfdb5V459UXl7G2OTQ

Malware Config

Targets

    • Target

      Inquiry.js

    • Size

      1.3MB

    • MD5

      443caa6bef67a2be0e4bcec86619683e

    • SHA1

      24801da9b7ee6f3bea3a877b4f2e1e5592d27a7c

    • SHA256

      772fd8b1137becb5b3697fb1e10ba79f31367c7402d06235f96fc214d0338327

    • SHA512

      eccc636da9661159c0e500e4eaa3cda94f1ceb220c766459e97ca759c289a0e70522f4cd12d60a4aa6d1ac98a2ef8594c0aff49976087397711cf3b1edbfe6d6

    • SSDEEP

      24576:dwgFD4BiYRWfbd/RgU+FnkCt3fANRbonYMk37CMYY3lPg:dwgFD2ic6hRgU+1RuPoeYYK

    • Vjw0rm

      Vjw0rm is a remote access trojan written in JavaScript.

    • Blocklisted process makes network request

    • Executes dropped EXE

    • Checks computer location settings

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

    • Drops startup file

    • 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.

MITRE ATT&CK Matrix ATT&CK v6

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

3
T1082

Collection

Data from Local System

1
T1005

Email Collection

1
T1114

Command and Control

Web Service

1
T1102

Tasks