General

  • Target

    07432499.js

  • Size

    3.4MB

  • Sample

    230615-py1vgagh74

  • MD5

    3b959fc03975f45aa625b6a1f43ad1e7

  • SHA1

    108be164a2b0419fa90dbfb84e20c43148786e31

  • SHA256

    3865bbd46883751b05019a0479e8367cbc91d14e04ad915a79f6408df78d5cad

  • SHA512

    4ad6850c0da013ed3538d50f99e4b79ecf7c748f7f4a40c52a8ec37c1e9845871e82a9edb914b339f2e4a49f5e034a30ae4462bc624752df3c3f3b2c8fd95a3d

  • SSDEEP

    24576:vJTSZkTHrXCowam0gGHmjSGszTwn3ztdCPBItPbQTQgIO34L3HMWcscZq4KZ4YMS:HE5

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.rzr0ngtai.com
  • Port:
    587
  • Username:
    menu@rzr0ngtai.com
  • Password:
    bhYdc$I2
  • Email To:
    menu@rzr0ngtai.com

Targets

    • Target

      07432499.js

    • Size

      3.4MB

    • MD5

      3b959fc03975f45aa625b6a1f43ad1e7

    • SHA1

      108be164a2b0419fa90dbfb84e20c43148786e31

    • SHA256

      3865bbd46883751b05019a0479e8367cbc91d14e04ad915a79f6408df78d5cad

    • SHA512

      4ad6850c0da013ed3538d50f99e4b79ecf7c748f7f4a40c52a8ec37c1e9845871e82a9edb914b339f2e4a49f5e034a30ae4462bc624752df3c3f3b2c8fd95a3d

    • SSDEEP

      24576:vJTSZkTHrXCowam0gGHmjSGszTwn3ztdCPBItPbQTQgIO34L3HMWcscZq4KZ4YMS:HE5

    • AgentTesla

      Agent Tesla is a remote access tool (RAT) written in visual basic.

    • Vjw0rm

      Vjw0rm is a remote access trojan written in JavaScript.

    • Blocklisted process makes network request

    • Checks computer location settings

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

    • Drops startup file

    • Executes dropped EXE

    • 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

MITRE ATT&CK Matrix ATT&CK v6

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