General

  • Target

    b3.msi

  • Size

    116.2MB

  • Sample

    230403-lhgvwadh42

  • MD5

    d0e17863388ca516c2f400a40ed36c60

  • SHA1

    afb74843e1d4fa1308358efe54a3f55727240c03

  • SHA256

    9ab088aa97b858588bc10e9f45770515fd4e437f95b4171b6746ae55589261e9

  • SHA512

    c3226588152bbaa654c4e586bfe79e9a1b3eb8fac65cbd6042c0d252e5ccf83efe0e276de8525166bcd6b1ffd6f60826e6718075554befee5b30f88e7e137fd4

  • SSDEEP

    3145728:tcAqhqmGLNC7/Y37u2cXP26ZXSTMovMgw+MfkBgcEOE/TeSMymrZV9PC:Rqhqt8/Y/2E5JMlOE/a3TrZ

Malware Config

Extracted

Family

bumblebee

rc4.plain

Extracted

Family

bumblebee

Botnet

tr23103

C2

103.144.139.164:443

64.44.102.85:443

198.98.60.196:443

45.61.184.8:443

173.234.155.143:443

209.141.48.221:443

rc4.plain

Targets

    • Target

      b3.msi

    • Size

      116.2MB

    • MD5

      d0e17863388ca516c2f400a40ed36c60

    • SHA1

      afb74843e1d4fa1308358efe54a3f55727240c03

    • SHA256

      9ab088aa97b858588bc10e9f45770515fd4e437f95b4171b6746ae55589261e9

    • SHA512

      c3226588152bbaa654c4e586bfe79e9a1b3eb8fac65cbd6042c0d252e5ccf83efe0e276de8525166bcd6b1ffd6f60826e6718075554befee5b30f88e7e137fd4

    • SSDEEP

      3145728:tcAqhqmGLNC7/Y37u2cXP26ZXSTMovMgw+MfkBgcEOE/TeSMymrZV9PC:Rqhqt8/Y/2E5JMlOE/a3TrZ

    • BumbleBee

      BumbleBee is a webshell malware written in C++.

    • Blocklisted process makes network request

    • Executes dropped EXE

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Suspicious use of NtCreateThreadExHideFromDebugger

MITRE ATT&CK Enterprise v6

Tasks