General

  • Target

    a4609b413d497de8eea92104d7e871490e2978bea1b91eb878e41e54b253eaa0

  • Size

    2.2MB

  • Sample

    240604-fbmvnadd7v

  • MD5

    eec9f534b9bcec40cf398b6c9156a504

  • SHA1

    55c2348f8336c9bbae7cd28f8b89edd22a8fd27d

  • SHA256

    a4609b413d497de8eea92104d7e871490e2978bea1b91eb878e41e54b253eaa0

  • SHA512

    171d1725177708ec84815f2b82432c1fd7aa4fd40baffd5fe4f32264ecddae2e989296a3dab2b730692194e64ce6a2028be00924db0859d3967898d139fa7176

  • SSDEEP

    49152:OPGP7JOkZRlx8gaKyc5d3dPXCNMWUebSpClPF:h5LCgaKy4LSNdJbSEld

Malware Config

Extracted

Family

systembc

C2

cobusabobus.cam:4383

185.43.220.45:4383

Targets

    • Target

      3a7327bd54ba0dfa36bbf0b9d0dc820984d6d0e0316cfa4045ab4c1e7e447282.exe

    • Size

      2.2MB

    • MD5

      e817cc929fbc651c5bdab9e8cca0d9d9

    • SHA1

      4d73dc2afcde6a1dcf9417c0120252a2d8fd246f

    • SHA256

      3a7327bd54ba0dfa36bbf0b9d0dc820984d6d0e0316cfa4045ab4c1e7e447282

    • SHA512

      a9c1e547ef74c20e0a21dfc951463fb6883a23da4c323c96c5e64ac5793e774ceae898d4cf486e1bf1ea8fb69360610639a1046005fcdb9bd9f8463aec4a3e2f

    • SSDEEP

      49152:Znv1H6cOicCqvWtLfr1/7IBSWCRBClm7gXKxfsvX7TXL:XHLhbQsV/7bRBClagXnv77

    • SystemBC

      SystemBC is a proxy and remote administration tool first seen in 2019.

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks