General

  • Target

    Desktop.zip

  • Size

    828KB

  • Sample

    230213-t2brzadh6x

  • MD5

    df4d6add22f7237c80cd47a91fd9745b

  • SHA1

    07c358a0b4c3fa298c327637cfba92843216164e

  • SHA256

    6bd244fcf3711f5cba246dc3e3a2ca14855c849856a03cb700cb49fe85663de7

  • SHA512

    61f17df6004312e384076dfe9b33410c745cf642a2b05beb8c167b1a9345367ad16477dcacd3601477f5e4737c0e247da6347314e96e88447ebbe29a4c4f13e4

  • SSDEEP

    24576:DWjzMGFBGrOH7YBaUST9cViarCc8wF0iKPu+h8jJ:DWjzpmrg7T75EfrMx3u+h8jJ

Score
10/10

Malware Config

Extracted

Family

bumblebee

Botnet

132lg

C2

205.185.113.34:443

103.144.139.146:443

23.106.223.222:443

95.168.191.248:443

23.106.223.182:443

146.70.29.237:443

rc4.plain

Targets

    • Target

      amateur.dll

    • Size

      1.0MB

    • MD5

      63f8c02fa87e750af09aad4f48b1aa4b

    • SHA1

      f6554c45d574e960ed5f262779ff5aaeb928384e

    • SHA256

      9a149522394b1718586436d43d72a9c9fece1f5c63478b6045b99421a35afecb

    • SHA512

      017adaaf9791fd90906f2f0f7e713bd0ed48075cc2838247d730ef9411a0089f98fc6ad33d0813367dff486bb27e4a5fe4c8123f887f36deddd0f3f986a235e0

    • SSDEEP

      24576:dTOm8Acqmr0tSEud7LgCgF1ZlPluqzGfGhu7h:dzcZotSwCgHEqzG+4

    Score
    10/10
    • BumbleBee

      BumbleBee is a webshell malware written in C++.

    • Blocklisted process makes network request

    • Suspicious use of NtCreateThreadExHideFromDebugger

    • Target

      lang.bat

    • Size

      1KB

    • MD5

      657b84e6f9b5a375e4766813da6f5db0

    • SHA1

      4c6e5b27342b9eaae0c2f60c46f5b9ed59696f0a

    • SHA256

      e5fe1ce1137dfcdb603d4a31411659cb0846b5327d4a9dd1a6cb7e8219b409ae

    • SHA512

      271aa8146a006dfb1c196ada87e02d54a72b6f4d35971e6b41131cd8ec3ee0e4468cfadd24331c75627985f7fea337c010d36683be52a80394d25e98be88aaa9

    Score
    3/10
    • Target

      project information.lnk

    • Size

      975B

    • MD5

      662e0554d91f79fa97a53e224ac8a5bd

    • SHA1

      44b14afd5c0a849d3553e4636e0a5125abc8087d

    • SHA256

      5a32e8b0b07cc41971fc057bffa79ce0760d110d3c72e018af0c645a698cec6e

    • SHA512

      d062b646289d056cf858477b09456868a5b9f7a61788efd3f40473c64a9ff942e06f8b5581b2d295de803d3fea42ef6a86fad1a8c8e63243d8fd7380bffd0c78

    Score
    10/10
    • BumbleBee

      BumbleBee is a webshell malware written in C++.

    • Checks computer location settings

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

    • Executes dropped EXE

    • Suspicious use of NtCreateThreadExHideFromDebugger

MITRE ATT&CK Enterprise v6

Tasks