General

  • Target

    07012025_0000_PO#2500008_ Jan_2025.Xls.js.rar

  • Size

    306KB

  • Sample

    250107-aab4watpgz

  • MD5

    ee34c1b3f176046adb40269fdb6495fc

  • SHA1

    c07ae339fd5dfa14f5737937087af32371769e19

  • SHA256

    5f56ca30aeced923f11377c2651244de171290074faaea9a3d85f81b3e83e3f1

  • SHA512

    3aa38d1609198c69aaeed6f47eb3ba6a62aca89d0f6f1f7753cf086b8f5972199181a8a2e56ff826c5e11e2701a9bd1f30d5efe46220b625a0c2ec970096bce6

  • SSDEEP

    6144:RMmNh3Nk5IqEJv/0QjgtkRLfl0CrIW8l3GYT7nXUFY4uK/VCmw1Y:RMmNjU7EJvsQjgyRjnL8X/4vuK43Y

Malware Config

Extracted

Family

strrat

C2

chongmei33.publicvm.com:44662

chongmei33.myddns.rocks:44662

Attributes
  • license_id

    khonsari

  • plugins_url

    http://jbfrost.live/strigoi/server/?hwid=1&lid=m&ht=5

  • scheduled_task

    true

  • secondary_startup

    true

  • startup

    true

Extracted

Family

wshrat

C2

http://chongmei33.myddns.rocks:7044

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.gmail.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    bizr usjt guapiims

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      PO#2500008_ Jan_2025.Xls.js

    • Size

      955KB

    • MD5

      46585cfdb357b9c32e0aed02376dea2c

    • SHA1

      3525ccecb41582261ba6401d34b56cfdb7ec0d1e

    • SHA256

      b7e9e72922bbafab57989a81d72e1dee75ae384bd975cce8a707417cc1df725a

    • SHA512

      52b9a853aec1268ed4304a3712a50a59d12ae4777eb5108920b7e8518ee6800449597d43a29fc73e33e4e3375c8a9fc99e55c7a47b54bed03aea7ef48e238929

    • SSDEEP

      6144:nj8EnXTkIEmXTSPAKujxQ2ZFnQsa45Z44HQ6YGhz00KY6RRs44lEhc6cgPEtcExS:nwmsGKcdssa474tYR0rGlfcEo

    • AgentTesla

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

    • Agenttesla family

    • STRRAT

      STRRAT is a remote access tool than can steal credentials and log keystrokes.

    • Strrat family

    • WSHRAT

      WSHRAT is a variant of Houdini worm and has vbs and js variants.

    • Wshrat family

    • 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

    • Loads dropped DLL

    • 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.

MITRE ATT&CK Enterprise v15

Tasks