General

  • Target

    f8b85f347a71a59f7f00ae7532f2c18b_JaffaCakes118

  • Size

    40KB

  • Sample

    240926-te84ysyena

  • MD5

    f8b85f347a71a59f7f00ae7532f2c18b

  • SHA1

    b6550c39499503580dfa3f495dfd6676bb59bae9

  • SHA256

    6876aa707adeeffbe08d86d26c6cf48b8d77d46c96f8ace28a523b0a846db38f

  • SHA512

    af4dd63b8b0d2ff4648b2860f39750a3f8255b0f40f13a7547d85765b2e8d2968927f510654511416f17c7e98d621f78e0843d822b6060bba9affb4d6d55262e

  • SSDEEP

    384:VKR02k9t1VvgETLVj34wFWU9XqVCfSPqCg8eQ3HY5W8X23:VKRFk9TTLGwtCCfgg8eQ3HGX2

Malware Config

Extracted

Family

guloader

C2

https://onedrive.live.com/download?cid=4C3F5C65A99DA195&resid=4C3F5C65A99DA195%21195&authkey=AJB0IkxVDYstJY0

xor.base64

Targets

    • Target

      f8b85f347a71a59f7f00ae7532f2c18b_JaffaCakes118

    • Size

      40KB

    • MD5

      f8b85f347a71a59f7f00ae7532f2c18b

    • SHA1

      b6550c39499503580dfa3f495dfd6676bb59bae9

    • SHA256

      6876aa707adeeffbe08d86d26c6cf48b8d77d46c96f8ace28a523b0a846db38f

    • SHA512

      af4dd63b8b0d2ff4648b2860f39750a3f8255b0f40f13a7547d85765b2e8d2968927f510654511416f17c7e98d621f78e0843d822b6060bba9affb4d6d55262e

    • SSDEEP

      384:VKR02k9t1VvgETLVj34wFWU9XqVCfSPqCg8eQ3HY5W8X23:VKRFk9TTLGwtCCfgg8eQ3HGX2

    • Guloader,Cloudeye

      A shellcode based downloader first seen in 2020.

    • Checks QEMU agent file

      Checks presence of QEMU agent, possibly to detect virtualization.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks