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General

  • Target

    SvdvD2oMxskKpFA.exe

  • Size

    2.8MB

  • Sample

    250309-lpq25azl13

  • MD5

    37449ec900f5315bd22abe4e4d8861ad

  • SHA1

    584d45cfeb259c3b89cb7ed0734f0334f2432d59

  • SHA256

    e737aeca763418b072714874598a77466634cc2f8d1133c5ca57ad0feae8ffb5

  • SHA512

    41b857432e067b9f9f6e63c6b70c1d5d2388f2b7d40b8053ed3dcdc4b156fba1b0cdef62593b30e38fa542fe5514d129e2a614cc21833bd895dc73602c30684f

  • SSDEEP

    24576:G5tXUp5hTtlRfyhaaJRjbEHi0zScrqkx03XssHftjQVM+PJxbHXDPvP/wYUIgH1b:Q3JtgecJ03X/x+M+rfwYUIgVY7vD

Malware Config

Extracted

Family

xworm

Attributes
  • Install_directory

    %Userprofile%

  • install_file

    injector.exe

  • pastebin_url

    https://pastebin.com/raw/DSFaHH8B

Targets

    • Target

      SvdvD2oMxskKpFA.exe

    • Size

      2.8MB

    • MD5

      37449ec900f5315bd22abe4e4d8861ad

    • SHA1

      584d45cfeb259c3b89cb7ed0734f0334f2432d59

    • SHA256

      e737aeca763418b072714874598a77466634cc2f8d1133c5ca57ad0feae8ffb5

    • SHA512

      41b857432e067b9f9f6e63c6b70c1d5d2388f2b7d40b8053ed3dcdc4b156fba1b0cdef62593b30e38fa542fe5514d129e2a614cc21833bd895dc73602c30684f

    • SSDEEP

      24576:G5tXUp5hTtlRfyhaaJRjbEHi0zScrqkx03XssHftjQVM+PJxbHXDPvP/wYUIgH1b:Q3JtgecJ03X/x+M+rfwYUIgVY7vD

    • Detect Xworm Payload

    • Xworm

      Xworm is a remote access trojan written in C#.

    • Xworm family

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Checks computer location settings

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

    • Drops startup file

    • Executes dropped EXE

    • Adds Run key to start application

    • Legitimate hosting services abused for malware hosting/C2

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks