General

  • Target

    uk1108.xlsm

  • Size

    56KB

  • Sample

    221109-pbfk1sggd3

  • MD5

    fed5ca25e44378f5d0855ff53471a0fd

  • SHA1

    07e15c01242644b8ba067e19dc5e2cda116ad66d

  • SHA256

    c99d8022ba102c4152c0bb445a4cb90616bf77d9ad329432cacbe1243068bd5f

  • SHA512

    2bbf20c069db84df6fc6bba863e5942b4c4289b026ba23dd1b8dc88078871f1e891fa6828d97c03af03f465af8499080b31150f2574298af500517821730be28

  • SSDEEP

    768:m9x5Mu+xWpt1J3S5f3v4Jfa3ODVs3KnooaRHIuZVvgEeqI54f5Wl:eHMu+xWLC5/wJi3eVsdtLVvm+0l

Score
10/10

Malware Config

Extracted

Family

bumblebee

Botnet

0411r

C2

172.86.121.123:443

176.223.165.125:443

45.66.248.216:443

rc4.plain

Targets

    • Target

      uk1108.xlsm

    • Size

      56KB

    • MD5

      fed5ca25e44378f5d0855ff53471a0fd

    • SHA1

      07e15c01242644b8ba067e19dc5e2cda116ad66d

    • SHA256

      c99d8022ba102c4152c0bb445a4cb90616bf77d9ad329432cacbe1243068bd5f

    • SHA512

      2bbf20c069db84df6fc6bba863e5942b4c4289b026ba23dd1b8dc88078871f1e891fa6828d97c03af03f465af8499080b31150f2574298af500517821730be28

    • SSDEEP

      768:m9x5Mu+xWpt1J3S5f3v4Jfa3ODVs3KnooaRHIuZVvgEeqI54f5Wl:eHMu+xWLC5/wJi3eVsdtLVvm+0l

    Score
    10/10
    • BumbleBee

      BumbleBee is a webshell malware written in C++.

    • Process spawned unexpected child process

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

    • Downloads MZ/PE file

    • Loads dropped DLL

    • Suspicious use of NtCreateThreadExHideFromDebugger

MITRE ATT&CK Enterprise v6

Tasks