General

  • Target

    af96fba4513a6d11f13b862c0dce4e732396ad9459ae0e9c1169d10a64ee3dec.zip

  • Size

    314KB

  • Sample

    240618-wtgpcsxhrj

  • MD5

    b628166ef43876697c9f8be4f32b3654

  • SHA1

    22845ace9662b691186dbccedbb0c13facbca625

  • SHA256

    af96fba4513a6d11f13b862c0dce4e732396ad9459ae0e9c1169d10a64ee3dec

  • SHA512

    d499cd804a527525396240dafa65c7a0f08e2863a39546f2b4e5cb2a9b8c03c2acc76a3d5b2806dad627675494a8fba540db88c56d3a0fbef332181f132bdb1f

  • SSDEEP

    6144:p9ohdPsigpzmDU3Dmb5J+0f0fMIkxr/q3IL8iuaJ8XNGAblPz2Kn3XPaF+:DoIig4qM5J+0f0fMIklMILL8XzPDaF+

Malware Config

Extracted

Family

tofsee

C2

vanaheim.cn

jotunheim.name

Targets

    • Target

      3af14f6a815a984317ed01bfe46fd4df0070bce770aaa54bc55cc626831112a5

    • Size

      12.1MB

    • MD5

      702446058f451ba7dc24f6c803c2cde0

    • SHA1

      bf3a9ba6eba9b010f73b40e14af10665468726a0

    • SHA256

      3af14f6a815a984317ed01bfe46fd4df0070bce770aaa54bc55cc626831112a5

    • SHA512

      d66c491708c746ed590d7394dd33b466bfec6e65268426af6996042335e9f256d6029f26434312bf401997d7bbba22688540d1a6066536c80894ce89b5d7ae43

    • SSDEEP

      3072:iaph+Lu/fY1fiDxf3AC0Rio+jbtocBO4Ie54I3swQ3swQ3swQ3swQ3swQ3swQ3s8:iG+Lu/fMaDNYizjbQ

    • Tofsee

      Backdoor/botnet which carries out malicious activities based on commands from a C2 server.

    • Creates new service(s)

    • Modifies Windows Firewall

    • Sets service image path in registry

    • Checks computer location settings

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

    • Deletes itself

    • Executes dropped EXE

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks