General

  • Target

    7597966128.zip

  • Size

    986KB

  • Sample

    220614-2nalracfg6

  • MD5

    5b3af7b5af2f7d656ef6499642b581ed

  • SHA1

    5d94971480d400652c6929d05ce38693b1c3cf1a

  • SHA256

    46f8ec2b9814cca1ff1bedd1e7d01f35830b043f2b04b49d398dafdd4191c263

  • SHA512

    a07b8e4ba3af7a84c20c7acfc0b52accaa75adf0a7d0ed77ac3507b6d583a6bc3b1fa486ac167cf86859122873f8ac70ea53b9a9fcd5b7f3d833e46894ab9347

Malware Config

Extracted

Family

bumblebee

Botnet

146a

C2

12.236.242.155:211

243.92.11.201:387

182.10.38.85:198

117.75.94.181:456

148.70.67.206:267

247.23.37.74:155

122.247.231.47:117

45.142.214.167:443

171.227.174.67:108

204.1.81.223:110

145.239.28.110:443

170.24.243.46:441

69.235.89.243:366

4.165.175.212:387

76.96.116.176:190

128.44.54.202:493

103.175.16.106:443

40.72.17.141:326

146.19.173.186:443

51.68.145.54:443

rc4.plain

Targets

    • Target

      e0278677544e7b849953d274c8cc64ef6b1c7a1398e4609e6359ef42a5e46227

    • Size

      2.0MB

    • MD5

      272e27a07706917ba4eb99ee4399d628

    • SHA1

      90ab9ec133398a806f578d586ddbee632c45813f

    • SHA256

      e0278677544e7b849953d274c8cc64ef6b1c7a1398e4609e6359ef42a5e46227

    • SHA512

      48191686afb9ef77da9a89eafb1c23ee8931a54f8c0cc53731e777e73afd5421fc4d008950ba8a3021b0c9cfc19886433102a336b2159c9b955cd4986e0eef5e

    • 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