General

  • Target
    Installer.41-54-8-27.zip
  • Size 7.2MB
  • Sample260914-te6c3abe82
  • SHA256 b3d5a1cc7eae4730a736b333b8a5b9092be7063bafbb637bc9977c6efd3e5312
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • meshagent

Version
  • 2

Botnet
  • NEW

C2
  • http://player.gamesstatusfun.com:443/agent.ashx

Attributes
  • mesh_id

    0xAE428A5A0906258DF1CE1DCB7103054BBBEA79CE744530C32868BD180AFD486D1FBE469A58ECB0917D6F60DB624EC18A

  • server_id

    4E185E1B5FBF52FC1CF1F625EACF0197475E2E5F40A3305F53A7B6CE9C5D86863C8D78CE2B08939BD77FDDECC969D5D9

  • wss

    wss://player.gamesstatusfun.com:443/agent.ashx

Targets

    • Target
      App/alpha59621/Installer-35-12-5-64.dll
    • Size 1KB
    • SHA256 2e910a79aff718549abd123aa54f9222775d09712de7d1025821745718bb53d8
    • MD5 SHA1 SHA512 TLSH
    Score
    3/10
    • Target
      App/alpha59621/Installer-35-12-5-64.exe
    • Size 17.6MB
    • SHA256 c1c84e86807e1a0f0594fae6883f904c958710e8dbeb760249fcc59eec9e9949
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      Installer.35-12-5-64.exe
    • Size 152KB
    • SHA256 9d9dd44c508af2fe864a8264ba5833d7c47fd21fe1b4c72ff6e05f7da94c288f
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Detects MeshAgent payload

    • Family: MeshAgent

      MeshAgent is an open source remote access trojan written in C++.

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

    • Downloads MZ/PE file

    • Sets service image path in registry

      This determines the executable launched when a service starts. It can be used to establish persistence.

    • Executes dropped EXE

    • Loads dropped DLL

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Drops file in System32 directory

    • Target
      $PLUGINSDIR/MoreInfo.dll
    • Size 7KB
    • SHA256 227a4fc9408a44faa5eca608a974bd536814f97b8a4d28b4cac479727167b026
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      $PLUGINSDIR/System.dll
    • Size 11KB
    • SHA256 7851cb12fa4131f1fee5de390d650ef65cac561279f1cfe70ad16cc9780210af
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      $PLUGINSDIR/UAC.dll
    • Size 13KB
    • SHA256 c5ab2926c268257122d0342739e73573d7eeda34c861bc7a68a02cbc69bd41af
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      $PLUGINSDIR/execDos.dll
    • Size 5KB
    • SHA256 720be35cd1b4a333264713dc146b4ad024f3a7ad0644c2d8c6fcedd3c30e8a1f
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      $PLUGINSDIR/newadvsplash.dll
    • Size 8KB
    • SHA256 0a70cc4b93d87ecd93e538cfbed7c9a4b8b5c6f1042c6069757bda0d1279ed06
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      $PLUGINSDIR/newtextreplace.dll
    • Size 11KB
    • SHA256 156b9b583399faf13c4d46b89339fb0f7f38dc847ac2d7872178d8e3998b9734
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      $PLUGINSDIR/nsExec.dll
    • Size 6KB
    • SHA256 d29afce2588d8dd7bb94c00ca91cac0e85b80ffa6b221f5ffcb83a2497228eb2
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      $PLUGINSDIR/registry.dll
    • Size 29KB
    • SHA256 acb79c55b3b9c460d032a6f3aaf6c642bf8c1d450e23279d091cc0c6ca510973
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10

MITRE ATT&CK Enterprise v16

Tasks

static1

Score
3/10

behavioral1

execution
Score
3/10

behavioral2

execution
Score
3/10

behavioral3

discovery
Score
3/10

behavioral4

discovery
Score
3/10

behavioral5

backdoornewdiscoveryexecutionmeshagentpersistencerattrojan
Score
10/10

behavioral6

backdoornewdiscoveryexecutionmeshagentpersistencerattrojan
Score
10/10

behavioral7

discovery
Score
3/10

behavioral8

discovery
Score
3/10

behavioral9

discovery
Score
3/10

behavioral10

discovery
Score
3/10

behavioral11

discovery
Score
3/10

behavioral12

discovery
Score
3/10

behavioral13

discovery
Score
3/10

behavioral14

discovery
Score
3/10

behavioral15

discovery
Score
3/10

behavioral16

discovery
Score
3/10

behavioral17

discovery
Score
3/10

behavioral18

discovery
Score
3/10

behavioral19

discovery
Score
3/10

behavioral20

discovery
Score
3/10

behavioral21

discovery
Score
3/10

behavioral22

discovery
Score
3/10