General

  • Target

    Romania_Request_Imun_SRL_09_2023.xls

  • Size

    100KB

  • Sample

    230918-slc5esab5w

  • MD5

    d8c96466da14e352c8a11c86a61200fa

  • SHA1

    738380f30ec9f2448875dd97759bf49aa292cf46

  • SHA256

    896dd0f8a116edbf4f54be7fac310410467043ecbd86b2d4d66089f14bde6d01

  • SHA512

    d81aafbea2392976e331e00ca0cd5c4054f7aab57a640af8a15c6143846c828c0235f34a94721313dec400a8b0724111ed647865846971d33ccca7a57bf5f70c

  • SSDEEP

    3072:0rxEtjPOtioVjDGUU1qfDlaGGx+cL2QnA9tJE2zuxq+fr9wBLa71ba2ryLTHeY+:axEtjPOtioVjDGUU1qfDlavx+W2QnAnF

Malware Config

Extracted

Family

bitrat

Version

1.38

C2

185.225.75.68:3569

Attributes
  • communication_password

    0edcbe7d888380c49e7d1dcf67b6ea6e

  • tor_process

    tor

Targets

    • Target

      Romania_Request_Imun_SRL_09_2023.xls

    • Size

      100KB

    • MD5

      d8c96466da14e352c8a11c86a61200fa

    • SHA1

      738380f30ec9f2448875dd97759bf49aa292cf46

    • SHA256

      896dd0f8a116edbf4f54be7fac310410467043ecbd86b2d4d66089f14bde6d01

    • SHA512

      d81aafbea2392976e331e00ca0cd5c4054f7aab57a640af8a15c6143846c828c0235f34a94721313dec400a8b0724111ed647865846971d33ccca7a57bf5f70c

    • SSDEEP

      3072:0rxEtjPOtioVjDGUU1qfDlaGGx+cL2QnA9tJE2zuxq+fr9wBLa71ba2ryLTHeY+:axEtjPOtioVjDGUU1qfDlavx+W2QnAnF

    Score
    10/10
    • BitRAT

      BitRAT is a remote access tool written in C++ and uses leaked source code from other families.

    • Process spawned unexpected child process

      This typically indicates the parent process was compromised via an exploit or macro.

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks