General

  • Target

    Solara.exe

  • Size

    44KB

  • Sample

    250307-xyx3ksvr19

  • MD5

    2d77b2cc88d69fbae3a3b7d5f89e1de2

  • SHA1

    09cf5e15b06a5b962247b45807594808a66e38c8

  • SHA256

    2208d8cec15b9f5cb0d2633a9fa0761120a6432927b1401c0683df982f00205a

  • SHA512

    f890a7a0c009a2edab6c134b51e813a97697193c3a4c47de3f8a4eb2c635444cf178f0f36b7343db79d54dd95d449bbec63957e83c40b83af2d75168f6863aac

  • SSDEEP

    768:qNTRmetisWt2tKdouL3ZE9R9yFRPG9XZVkw6OOChDsGO6Mi1:qNTketz8npE92Fw9Xvkw6OOCdVO9i1

Malware Config

Extracted

Family

xworm

Version

5.0

Mutex

AXTHi4CYiQFk7lUs

Attributes
  • Install_directory

    %AppData%

  • install_file

    svchost.exe

  • pastebin_url

    https://pastebin.com/raw/FgmKAhUD

aes.plain

Targets

    • Target

      Solara.exe

    • Size

      44KB

    • MD5

      2d77b2cc88d69fbae3a3b7d5f89e1de2

    • SHA1

      09cf5e15b06a5b962247b45807594808a66e38c8

    • SHA256

      2208d8cec15b9f5cb0d2633a9fa0761120a6432927b1401c0683df982f00205a

    • SHA512

      f890a7a0c009a2edab6c134b51e813a97697193c3a4c47de3f8a4eb2c635444cf178f0f36b7343db79d54dd95d449bbec63957e83c40b83af2d75168f6863aac

    • SSDEEP

      768:qNTRmetisWt2tKdouL3ZE9R9yFRPG9XZVkw6OOChDsGO6Mi1:qNTketz8npE92Fw9Xvkw6OOCdVO9i1

    • 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

MITRE ATT&CK Enterprise v15

Tasks