General

  • Target

    7965206139.zip

  • Size

    1.7MB

  • Sample

    220915-l2nsjacfc8

  • MD5

    625a7dfb11ae0f12cd689bcb0be1846f

  • SHA1

    64b9758a49ded93b616474ed7a24c732f8f9c971

  • SHA256

    e8776d71e69ff47fd99eccfa87c70517624f3685dd75c29f415babf8c9721265

  • SHA512

    cb7732afff2f22ce3c4db7db57c2920e23acd5cb813ae6e4770a1418100b3acae9e5aa4fc903bb332f90b9993d33139a64585e0ea3877314797e1bc5b955039e

  • SSDEEP

    49152:dRmTfkdGD8qlSUTbk3OvvkxvXMcV3cfcDQX:w8dfqoXOKvXl6cDQX

Malware Config

Extracted

Family

bumblebee

Botnet

VPS1

C2

45.147.229.23:443

Targets

    • Target

      document_stolenimages.lnk

    • Size

      825B

    • MD5

      e677519b182abd3fe941293160c5f3ec

    • SHA1

      6e1dc62f875cc2f97114c468b4c98dbfef0adeb7

    • SHA256

      937a0c4449ee87685d7b2c2c2c364108b698ba6fbfd583d9bd2a6521cdf08d8c

    • SHA512

      73f0fc0951cc31aff63ce830bbafa00c40520d97b15445bc5e10074427df88e40d241b4b1d7e1dcbe72b3b692e4100ec4416287edd62c9b438c888a4054d3791

    • 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

    • Looks for VMWare Tools registry key

    • Checks BIOS information in registry

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

    • Checks computer location settings

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

    • Identifies Wine through registry keys

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

    • Target

      neqw.dll

    • Size

      2.5MB

    • MD5

      0d9da48b4d94dabe4f2d52e393afbca4

    • SHA1

      220fe1a61a8f977dcc4c9a5d677a2aa972542d15

    • SHA256

      e0ffbd8a2ed4b5f25702c5232732cdccfc7d2e21b8750e08a011bce05130f221

    • SHA512

      e8c2b75df6f7d5a7ef6278ef58ec8d7291f494bcffbbd5f789e0662f598762a05d387c027c2a8249451eb657c37836ccaeeb44685a124e116a4896a6731ef0c2

    • SSDEEP

      49152:D5jpz9L6rp6dCeyXDGAwywzo0xUDLsENLiBfGCYJHrj5AhfsM+5QP+YptuaG17:D59lMsCTzhYpxEbiF/YhjafsMF+R1

    • 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

    • Looks for VMWare Tools registry key

    • 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