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dns-ip.md

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See Below for Domains, IP's, & Network Behavior Known to be Related to this Malware

I highly recommend at least alerting on these servers in firewall/netflow and DNS logs. Blocking certain ones may be even better as it could prevent the malware from completing its build process (preventing final detonation)

  • trustsecpro[.]com

  • whatismyip[.]com

  • confluence[.]novus[.]ua

  • coagula[.]online
  • deer.dentist.coagula[.]online
  • declaration.deed.coagula[.]online
  • surname192.temp.swtest[.]ru
  • 94.158.244[.]27
  • kfctm[.]online
  • my.cloud-file[.]online
  • my.mondeychamp[.]xyz
  • files-download.infousa[.]xyz
  • download.logins[.]online

URL's

  • usaid.theyardservice[.]com
  • worldhomeoutlet[.]com
  • dataplane.theyardservice[.]com
  • cdn.theyardservice[.]com
  • static.theyardservice[.]com
  • theyardservice[.]com
  • 96.80.68[.]193
  • 188.152.254[.]170
  • 208.81.37[.]50
  • 70.62.153[.]174
  • 2.230.110[.]137
  • 90.63.245[.]175
  • 212.103.208[.]182
  • 50.255.126[.]65
  • 78.134.89[.]167
  • 81.4.177[.]118
  • 24.199.247[.]222
  • 37.99.163[.]162
  • 37.71.147[.]186
  • 105.159.248[.]137
  • 80.155.38[.]210
  • 217.57.80[.]18
  • 151.0.169[.]250
  • 212.202.147[.]10
  • 212.234.179[.]113
  • 185.82.169[.]99
  • 93.51.177[.]66
  • 80.15.113[.]188
  • 80.153.75[.]103
  • 109.192.30[.]125

Note: As described in this article, the worm component of this malware will scan the /24 subnet to enumerate hosts and scan a few common ports to determine live neighbors:

WMI Spreader (Dest Ports Scanned)

  • 20: ftp

  • 21: ftp

  • 22: ssh

  • 80: http

  • 135: rpc

  • 137: netbios

  • 139: smb

  • 443: https

  • 445: smb

While we do know that the order of the ports is randomized to prevent fingerprinting, I'm looking into statistical detection opportunities grounded in the the burst of low-packet activity involving this group of ports within a given time window

SMB Spreader (SMB Pipes)

  • samr

  • browser

  • netlogon

  • lsarpc

  • ntsvcs

  • svcctl

SMB Spreader Hard-Coded Credentials

  • Usernames

    • guest

    • test

    • admin

    • user

    • root

    • administrator

    • manager

    • operator

  • Passwords

    • 123

    • Qaz123

    • Qwerty123