General

  • Target

    b2c28cdc4468f65e6fe2f5ef3691fa682057ed51c4347ad6b9672a9e19b5565e.zip

  • Size

    2.2MB

  • Sample

    221109-nslypageg4

  • MD5

    f2921ed9c4659c7d4e9804f232f88242

  • SHA1

    35fd7ba9f2716487d9927e3651a9f3ed4e2f8c63

  • SHA256

    d803941bd82fe0703dadc646bc1ea0881743d0b2826eff3e9fda7baf930b6802

  • SHA512

    317e5b0a4a2094eaab127aa81b56cfec86259f1e15414cef3fbd3a4a551d9e5e3d87d8c663c021aaa83aa66ada1a340593dc1984777a240bc1d7508315c10333

  • SSDEEP

    49152:rR5jBXmtgMwhpLrFrPkIz3/A+ZOKLUFAv+vBBTCso6nUU3S1YB:rvjgtgMwTLrCuvA+xUu2vBBTCsrUAOo

Malware Config

Extracted

Family

bumblebee

Botnet

0605r

C2

64.44.141.177:443

104.168.218.225:443

68.233.238.126:443

206.54.190.170:443

23.83.133.13:443

rc4.plain

Targets

    • Target

      b2c28cdc4468f65e6fe2f5ef3691fa682057ed51c4347ad6b9672a9e19b5565e

    • Size

      5.1MB

    • MD5

      3b95df58613ef642a6a2f057b9b4c73c

    • SHA1

      0005be24d1c69eec92305e7eec1ad3c594227e73

    • SHA256

      b2c28cdc4468f65e6fe2f5ef3691fa682057ed51c4347ad6b9672a9e19b5565e

    • SHA512

      e1b49faf9d254ea335aeede2befe907f02e235c38912cc0deb0be7e26605f9e9581974c33110c0a51f274ba33c055ffdd42a13771bc3d48b164d82bf55667063

    • SSDEEP

      49152:/it3gMpeqVgFxvIzsAWMesEaeTHTd0vdL0ELrx2A0oK4818p5GtNcSgiGUHk5PkD:/YPeqVDBWMPEaUedtLbykh

    • BumbleBee

      BumbleBee is a webshell malware written in C++.

    • Enumerates VirtualBox registry keys

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Looks for VirtualBox Guest Additions in registry

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Identifies Wine through registry keys

      Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

MITRE ATT&CK Enterprise v6

Tasks