General

  • Target

    20221212_ta580.zip

  • Size

    759KB

  • Sample

    221212-v1j8dsca78

  • MD5

    6cda19150f65b574ab4f25a782846c9a

  • SHA1

    a70f84fd363cb0b1f6c3be864248e2370081bc1b

  • SHA256

    088c7d79d16c7d28686b65dff3aadae96dc71ebb47a0418b95dee58d2e4b76a7

  • SHA512

    49f7b07f73f47e0274bba5002ab543b0cfb501803464c60714b9f761c27db7ee4a0f2e205a77cde3d0cf792786a7618e0b9b710c034291cb8e31f2b16e12876e

  • SSDEEP

    12288:dFQUf415I+WVct366YTQh52sLGIhsCMvmxJeU2KsmqAFmg5gr/UEDkJ1VWz:nQS+I+8qYIY+GIhTimxJeUmmJFxg7Bom

Score
10/10

Malware Config

Extracted

Family

bumblebee

Botnet

1212

C2

146.70.100.126:443

149.3.170.211:443

103.144.139.137:443

85.239.54.178:443

139.177.146.26:443

rc4.plain

Targets

    • Target

      doc.lnk

    • Size

      1KB

    • MD5

      e2d66adfe8e20d3da5912f4ddb54875c

    • SHA1

      7f590eee3ac2853471da6858f8f8c904eb92d329

    • SHA256

      9f0e7f8733888b0bc95df7034e1b271f96138d12bddd0224838e064639324e0a

    • SHA512

      53a8bad68b6e936b24d4aff78b24503dcc3aeb7a978a1d3e7c6304a190b804de27caa71ff706cad610a37ccde62fb97c6015c2f2741fc6fac191861d41165cb7

    Score
    7/10
    • Checks computer location settings

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

    • Target

      share.bat

    • Size

      2KB

    • MD5

      5d370eb5c3b5d29c98d51e3a4e982a63

    • SHA1

      040311e1d9f2077e0579f2b5b4d289cb12079341

    • SHA256

      5154ad2319705806fb829e709008a1cb270dea2154d7b65cbd9dfe04768261e7

    • SHA512

      d1af3e2391bf6a87f51a4f82aaa807ce07367bf24966fadd3580559309a7cb930baa4ffed72abea799e8c04b2cdf6fbdc2610b15e9fb3a7c9e07407b99684e53

    Score
    10/10
    • BumbleBee

      BumbleBee is a webshell malware written in C++.

    • Executes dropped EXE

    • Checks computer location settings

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

    • Loads dropped DLL

    • Suspicious use of NtCreateThreadExHideFromDebugger

    • Target

      strona_16.dll

    • Size

      1.2MB

    • MD5

      97c712e90d567ef9f80a1d03ae69f07e

    • SHA1

      c021b0d679e0a0597e748b5438dd15a13c190699

    • SHA256

      c1b30ac4731197caf0ee49c76a9df568d53b630423f8a667417cad42b18d576b

    • SHA512

      e37f16f5a97c6682b12b3ee5a71fbfce30eb8362610b4cd34c9e79c11ded4359a7ffedb7b6bcbdc505d62d452466d58f05a060d692a33586fbcb581183b3d5d5

    • SSDEEP

      24576:b/ZQJy4jzcWnyHvjqtd/g+UaAurHP2ITTTcK:b/qJy4EPO/KjW

    Score
    3/10

MITRE ATT&CK Enterprise v6

Tasks