General

  • Target

    Xworm v5.exe

  • Size

    227KB

  • Sample

    231223-w3t12scffr

  • MD5

    651eadc8d63128936bad4ed36fb3dc4d

  • SHA1

    68098378b68264b898c9e14a9305abb30d9a7dc3

  • SHA256

    733edfe6c781586a9b34bad9abccf251970fc8c8bab9664cab831448e637800c

  • SHA512

    ce417957e4a37a7b41d930689c899708ddb782b968c45f1b19a607b04dfc2dedddd90b4ff04c1b76f8bd36c2991100ddf177a9d4d6e694bb9332a8b1e1e3e1f4

  • SSDEEP

    6144:eloZM9rIkd8g+EtXHkv/iD4ZH9Pp3cw/teHp0AVpSb8e1mqi:IoZOL+EP8ZH9Pp3cw/teHp0AVIk

Score
10/10

Malware Config

Extracted

Family

umbral

C2

https://discord.com/api/webhooks/1188184000313950298/5mJewY7yg23X8-VzMd1ecniDWm5l4tLuncHRPEmGdwvrLWuh41BMjJbrNjMwc69v5N5u

Targets

    • Target

      Xworm v5.exe

    • Size

      227KB

    • MD5

      651eadc8d63128936bad4ed36fb3dc4d

    • SHA1

      68098378b68264b898c9e14a9305abb30d9a7dc3

    • SHA256

      733edfe6c781586a9b34bad9abccf251970fc8c8bab9664cab831448e637800c

    • SHA512

      ce417957e4a37a7b41d930689c899708ddb782b968c45f1b19a607b04dfc2dedddd90b4ff04c1b76f8bd36c2991100ddf177a9d4d6e694bb9332a8b1e1e3e1f4

    • SSDEEP

      6144:eloZM9rIkd8g+EtXHkv/iD4ZH9Pp3cw/teHp0AVpSb8e1mqi:IoZOL+EP8ZH9Pp3cw/teHp0AVIk

    Score
    10/10
    • Detect Umbral payload

    • Umbral

      Umbral stealer is an opensource moduler stealer written in C#.

    • Drops file in Drivers directory

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • 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 Enterprise v15

Tasks