General

  • Target

    Solara.exe

  • Size

    39KB

  • Sample

    250307-vf2a6stp12

  • MD5

    6857da68ff8f6f4d2a5ccf084a986cd8

  • SHA1

    c77e9eb10f80f0af86e5b1fb58e383fcb7c9127b

  • SHA256

    d2347ef2b7dcc437febfc6d5716072dcd9faeda6afaf70f4795454c3da6d1240

  • SHA512

    3aca870813c74669ed358e39272136279f48f04c101617653c4309055b97d958e792df0dfdaa34f82f6552fa73a8705e7750c93ad5f8965956851e6878ab989c

  • SSDEEP

    768:t4SnFmvYC9ehSPthRctwzoFd9waOphwjtYir:tT5gehSjOFd9waOpYhr

Malware Config

Extracted

Family

xworm

Version

5.0

Mutex

ijf3Un99PlWRIuIV

Attributes
  • Install_directory

    %AppData%

  • install_file

    svchost.exe

  • pastebin_url

    https://pastebin.com/raw/FgmKAhUD

aes.plain

Targets

    • Target

      Solara.exe

    • Size

      39KB

    • MD5

      6857da68ff8f6f4d2a5ccf084a986cd8

    • SHA1

      c77e9eb10f80f0af86e5b1fb58e383fcb7c9127b

    • SHA256

      d2347ef2b7dcc437febfc6d5716072dcd9faeda6afaf70f4795454c3da6d1240

    • SHA512

      3aca870813c74669ed358e39272136279f48f04c101617653c4309055b97d958e792df0dfdaa34f82f6552fa73a8705e7750c93ad5f8965956851e6878ab989c

    • SSDEEP

      768:t4SnFmvYC9ehSPthRctwzoFd9waOphwjtYir:tT5gehSjOFd9waOpYhr

    • Detect Xworm Payload

    • Xworm

      Xworm is a remote access trojan written in C#.

    • Xworm family

    • 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

MITRE ATT&CK Enterprise v15

Tasks