General

  • Target

    fcadb0f8b3f4d2f62ee32686bc4c9d93493145ae9720a28d0b2afffdf253e66d

  • Size

    71KB

  • Sample

    240918-dpbcnszgnr

  • MD5

    9175e0d4944a8add7461d6b0f312e321

  • SHA1

    92f40d5e927a96eff9c6916a651bb7e17dd0b31a

  • SHA256

    fcadb0f8b3f4d2f62ee32686bc4c9d93493145ae9720a28d0b2afffdf253e66d

  • SHA512

    4f5716a1353289dc58f2256832cd360fc138f031e5b7d791b4317576108efdf4a7f331382951862505ce4731604a54a32488feef360090db0f7fcac2135a1eb5

  • SSDEEP

    1536:6ZbC2aJTIHzeerbZurGcywF3OKSW0QW0Qe:6ZOTIFbZu6i3OW0QWk

Malware Config

Extracted

Family

xworm

C2

147.185.221.16:40164

147.185.221.20:40164

Attributes
  • install_file

    tmp.exe

Targets

    • Target

      fcadb0f8b3f4d2f62ee32686bc4c9d93493145ae9720a28d0b2afffdf253e66d

    • Size

      71KB

    • MD5

      9175e0d4944a8add7461d6b0f312e321

    • SHA1

      92f40d5e927a96eff9c6916a651bb7e17dd0b31a

    • SHA256

      fcadb0f8b3f4d2f62ee32686bc4c9d93493145ae9720a28d0b2afffdf253e66d

    • SHA512

      4f5716a1353289dc58f2256832cd360fc138f031e5b7d791b4317576108efdf4a7f331382951862505ce4731604a54a32488feef360090db0f7fcac2135a1eb5

    • SSDEEP

      1536:6ZbC2aJTIHzeerbZurGcywF3OKSW0QW0Qe:6ZOTIFbZu6i3OW0QWk

    • Contains code to disable Windows Defender

      A .NET executable tasked with disabling Windows Defender capabilities such as realtime monitoring, blocking at first seen, etc.

    • Detect Xworm Payload

    • StormKitty

      StormKitty is an open source info stealer written in C#.

    • StormKitty payload

    • Xworm

      Xworm is a remote access trojan written in C#.

    • Credentials from Password Stores: Credentials from Web Browsers

      Malicious Access or copy of Web Browser Credential store.

    • Deletes itself

    • Reads user/profile data of web browsers

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

    • 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