General

  • Target

    Umbral Builder 2.0.exe

  • Size

    296KB

  • Sample

    231104-mgz6haaa32

  • MD5

    0c1911851b28c7c2c475ec85c6762b3d

  • SHA1

    1b62107460f6225073fa3d69d85530dd6013ca69

  • SHA256

    ee31a42c43a6b47c76535cca780ff3282bea54012105d5c8f1e008ee9d97da82

  • SHA512

    3da12248d95f04ed389faa3bdea994fef22bda6c4c821520cc580eca81b089cf9bcfea01757f12a30e495bc51716b7cf72ac2d7ae22352dc771bdf8a0fb6b9a0

  • SSDEEP

    6144:dloZMCrIkd8g+EtXHkv/iD4dokdrR/k4XcG/BcoNkbb8e1msOi:/oZZL+EP8dokdrR/k4XcG/BcoNClj

Score
10/10

Malware Config

Extracted

Family

umbral

C2

https://discord.com/api/webhooks/1169732066284413018/hM3YmpavQiD8NODs7eJAiYARP7hVGro0MlH1lnpFMejmhsKXbjcQ1SiOrusfEkeIaXZC

Targets

    • Target

      Umbral Builder 2.0.exe

    • Size

      296KB

    • MD5

      0c1911851b28c7c2c475ec85c6762b3d

    • SHA1

      1b62107460f6225073fa3d69d85530dd6013ca69

    • SHA256

      ee31a42c43a6b47c76535cca780ff3282bea54012105d5c8f1e008ee9d97da82

    • SHA512

      3da12248d95f04ed389faa3bdea994fef22bda6c4c821520cc580eca81b089cf9bcfea01757f12a30e495bc51716b7cf72ac2d7ae22352dc771bdf8a0fb6b9a0

    • SSDEEP

      6144:dloZMCrIkd8g+EtXHkv/iD4dokdrR/k4XcG/BcoNkbb8e1msOi:/oZZL+EP8dokdrR/k4XcG/BcoNClj

    Score
    10/10
    • Detect Umbral payload

    • Umbral

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

    • 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