General

  • Target

    documentiso.zip

  • Size

    906KB

  • Sample

    220624-2qe91sgacr

  • MD5

    abe47614f6254070bd89500fd3ab8c14

  • SHA1

    2ba09f9c15bbb59338b58653f4918ec0f1debbf2

  • SHA256

    4181493b278e44b14fb74ea295dac5327f4146691d486161d0cb57ccdc72b730

  • SHA512

    e1e2eb95b3073f09c2fcc73cade6d7314d80d77bafec0a34acaa2f3902c6cbeb2160cf9fb2c352c51c78eac08e281472785019eb2d7292ce303de82062fb176a

Malware Config

Extracted

Family

bumblebee

Botnet

236r

C2

54.38.136.111:443

103.200.32.188:492

74.57.128.223:112

13.2.200.200:338

228.194.82.251:473

247.224.208.140:372

0.151.228.146:282

192.119.77.241:443

186.150.217.235:221

50.41.225.93:478

50.167.186.112:239

173.77.219.120:201

187.210.45.242:299

239.11.133.48:421

207.6.99.3:471

98.28.11.39:201

193.239.152.108:242

133.209.39.126:217

146.19.173.202:443

97.194.155.116:446

rc4.plain

Targets

    • Target

      documents.lnk

    • Size

      2KB

    • MD5

      1e3f5cd9d257761d411f55b1c28c6e50

    • SHA1

      104ac15abdaa5313dc243c7086781339223b55fc

    • SHA256

      79c46064eb48f99845aeac03b836df35fc034fe8fb603a5394cd58932811d418

    • SHA512

      1a5ba3732118c9aa758d80cba57a39feaaf9af5ecbc232463347e41ff286d94cd74fbd4f05747c08023d4c13f38f433728ebd3c08d2a60032f8c65676d45f217

    • 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.

    • 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

      m3n4rat.dll

    • Size

      1.8MB

    • MD5

      e5ebaf4ada3d509bf73b65959f0ea28a

    • SHA1

      9fe44592e984df4b91156c451a6d00bbde58c764

    • SHA256

      51fb297b5bddffaed6620744ebc5e32a97b610ac0a4fc4635b0eb1967f543fa4

    • SHA512

      9278ed3c771e77b9460054ed1993b74e3cde25cf0e4c4cf243e88143a3ac9d3014f4405e27aeeec2f22a5a72abda0d7138992ca12154bde193841f0e3f922bc4

    Score
    3/10

MITRE ATT&CK Enterprise v6

Tasks