Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25/08/2024, 12:13

General

  • Target
    fabfaa8fe68a80b286ea7291977e73a830320db89c9acdbfc3373884246f6373.exe
  • Size 1.6MB
  • Sample240825-pdvgystdlc
  • SHA256 fabfaa8fe68a80b286ea7291977e73a830320db89c9acdbfc3373884246f6373
  • 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
  • Executes dropped EXE 11 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 25 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 64 IoCs

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

  • Modifies data under HKEY_USERS 11 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fabfaa8fe68a80b286ea7291977e73a830320db89c9acdbfc3373884246f6373.exe
    "C:\Users\Admin\AppData\Local\Temp\fabfaa8fe68a80b286ea7291977e73a830320db89c9acdbfc3373884246f6373.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3980
    • C:\Users\Admin\AppData\Roaming\Leonardo\leonardo-mesh.exe
      "C:\Users\Admin\AppData\Roaming\Leonardo\leonardo-mesh.exe" -fullinstall
      2⤵
      • Sets service image path in registry
      • Executes dropped EXE
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      PID:3912
  • C:\Program Files (x86)\Mesh Agent\MeshAgent.exe
    "C:\Program Files (x86)\Mesh Agent\MeshAgent.exe"
    1⤵
    • Executes dropped EXE
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Modifies data under HKEY_USERS
    • Suspicious use of WriteProcessMemory
    PID:3528
    • C:\Windows\SysWOW64\wbem\wmic.exe
      wmic SystemEnclosure get ChassisTypes
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      PID:4936
    • C:\Windows\SysWOW64\wbem\wmic.exe
      wmic os get oslanguage /FORMAT:LIST
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      PID:2684
    • C:\Windows\SysWOW64\wbem\wmic.exe
      wmic ComputerSystem get PCSystemType /FORMAT:"C:\Windows\system32\wbem\en-US\csv"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      PID:3972
    • C:\Windows\SysWOW64\wbem\wmic.exe
      wmic os get oslanguage /FORMAT:LIST
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2932
    • C:\Windows\SysWOW64\wbem\wmic.exe
      wmic SystemEnclosure get ChassisTypes
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2352
    • C:\Windows\SysWOW64\wbem\wmic.exe
      wmic ComputerSystem get PCSystemType /FORMAT:"C:\Windows\system32\wbem\en-US\csv"
      2⤵
      • System Location Discovery: System Language Discovery
      PID:804
  • C:\Program Files (x86)\Mesh Agent\MeshAgent.exe
    "C:\Program Files (x86)\Mesh Agent\MeshAgent.exe"
    1⤵
    • Executes dropped EXE
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Modifies data under HKEY_USERS
    • Suspicious use of WriteProcessMemory
    PID:3764
    • C:\Windows\SysWOW64\wbem\wmic.exe
      wmic SystemEnclosure get ChassisTypes
      2⤵
      • System Location Discovery: System Language Discovery
      PID:832
    • C:\Windows\SysWOW64\wbem\wmic.exe
      wmic os get oslanguage /FORMAT:LIST
      2⤵
      • System Location Discovery: System Language Discovery
      PID:3604
    • C:\Windows\SysWOW64\wbem\wmic.exe
      wmic ComputerSystem get PCSystemType /FORMAT:"C:\Windows\system32\wbem\en-US\csv"
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2176
    • C:\Windows\SysWOW64\wbem\wmic.exe
      wmic SystemEnclosure get ChassisTypes
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2260
    • C:\Windows\SysWOW64\wbem\wmic.exe
      wmic ComputerSystem get PCSystemType /FORMAT:"C:\Windows\system32\wbem\en-US\csv"
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2332
  • C:\Program Files (x86)\Mesh Agent\MeshAgent.exe
    "C:\Program Files (x86)\Mesh Agent\MeshAgent.exe"
    1⤵
    • Executes dropped EXE
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Modifies data under HKEY_USERS
    • Suspicious use of WriteProcessMemory
    PID:3200
    • C:\Windows\SysWOW64\wbem\wmic.exe
      wmic SystemEnclosure get ChassisTypes
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4052
    • C:\Windows\SysWOW64\wbem\wmic.exe
      wmic os get oslanguage /FORMAT:LIST
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2384
    • C:\Windows\SysWOW64\wbem\wmic.exe
      wmic ComputerSystem get PCSystemType /FORMAT:"C:\Windows\system32\wbem\en-US\csv"
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2244
    • C:\Windows\SysWOW64\wbem\wmic.exe
      wmic SystemEnclosure get ChassisTypes
      2⤵
      • System Location Discovery: System Language Discovery
      PID:3596
    • C:\Windows\SysWOW64\wbem\wmic.exe
      wmic ComputerSystem get PCSystemType /FORMAT:"C:\Windows\system32\wbem\en-US\csv"
      2⤵
      • System Location Discovery: System Language Discovery
      PID:3904
  • C:\Program Files (x86)\Mesh Agent\MeshAgent.exe
    "C:\Program Files (x86)\Mesh Agent\MeshAgent.exe"
    1⤵
    • Executes dropped EXE
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Modifies data under HKEY_USERS
    • Suspicious use of WriteProcessMemory
    PID:4980
    • C:\Windows\SysWOW64\wbem\wmic.exe
      wmic SystemEnclosure get ChassisTypes
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4988
    • C:\Windows\SysWOW64\wbem\wmic.exe
      wmic os get oslanguage /FORMAT:LIST
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2736
    • C:\Windows\SysWOW64\wbem\wmic.exe
      wmic ComputerSystem get PCSystemType /FORMAT:"C:\Windows\system32\wbem\en-US\csv"
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4204
    • C:\Windows\SysWOW64\wbem\wmic.exe
      wmic SystemEnclosure get ChassisTypes
      2⤵
      • System Location Discovery: System Language Discovery
      PID:752
    • C:\Windows\SysWOW64\wbem\wmic.exe
      wmic ComputerSystem get PCSystemType /FORMAT:"C:\Windows\system32\wbem\en-US\csv"
      2⤵
      • System Location Discovery: System Language Discovery
      PID:1832
  • C:\Program Files (x86)\Mesh Agent\MeshAgent.exe
    "C:\Program Files (x86)\Mesh Agent\MeshAgent.exe"
    1⤵
    • Executes dropped EXE
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Modifies data under HKEY_USERS
    PID:2164
    • C:\Windows\SysWOW64\wbem\wmic.exe
      wmic SystemEnclosure get ChassisTypes
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4404
    • C:\Windows\SysWOW64\wbem\wmic.exe
      wmic os get oslanguage /FORMAT:LIST
      2⤵
      • System Location Discovery: System Language Discovery
      PID:3708
    • C:\Windows\SysWOW64\wbem\wmic.exe
      wmic ComputerSystem get PCSystemType /FORMAT:"C:\Windows\system32\wbem\en-US\csv"
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4460
    • C:\Windows\SysWOW64\wbem\wmic.exe
      wmic SystemEnclosure get ChassisTypes
      2⤵
        PID:3764
      • C:\Windows\SysWOW64\wbem\wmic.exe
        wmic ComputerSystem get PCSystemType /FORMAT:"C:\Windows\system32\wbem\en-US\csv"
        2⤵
        • System Location Discovery: System Language Discovery
        PID:3352
    • C:\Program Files (x86)\Mesh Agent\MeshAgent.exe
      "C:\Program Files (x86)\Mesh Agent\MeshAgent.exe"
      1⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      • Modifies data under HKEY_USERS
      PID:1796
      • C:\Windows\SysWOW64\wbem\wmic.exe
        wmic SystemEnclosure get ChassisTypes
        2⤵
        • System Location Discovery: System Language Discovery
        PID:636
      • C:\Windows\SysWOW64\wbem\wmic.exe
        wmic os get oslanguage /FORMAT:LIST
        2⤵
        • System Location Discovery: System Language Discovery
        PID:3972
      • C:\Windows\SysWOW64\wbem\wmic.exe
        wmic ComputerSystem get PCSystemType /FORMAT:"C:\Windows\system32\wbem\en-US\csv"
        2⤵
        • System Location Discovery: System Language Discovery
        PID:716
      • C:\Windows\SysWOW64\wbem\wmic.exe
        wmic SystemEnclosure get ChassisTypes
        2⤵
        • System Location Discovery: System Language Discovery
        PID:4640
      • C:\Windows\SysWOW64\wbem\wmic.exe
        wmic ComputerSystem get PCSystemType /FORMAT:"C:\Windows\system32\wbem\en-US\csv"
        2⤵
        • System Location Discovery: System Language Discovery
        PID:1896
    • C:\Program Files (x86)\Mesh Agent\MeshAgent.exe
      "C:\Program Files (x86)\Mesh Agent\MeshAgent.exe"
      1⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      • Modifies data under HKEY_USERS
      PID:2068
      • C:\Windows\SysWOW64\wbem\wmic.exe
        wmic SystemEnclosure get ChassisTypes
        2⤵
        • System Location Discovery: System Language Discovery
        PID:116
      • C:\Windows\SysWOW64\wbem\wmic.exe
        wmic os get oslanguage /FORMAT:LIST
        2⤵
        • System Location Discovery: System Language Discovery
        PID:2640
      • C:\Windows\SysWOW64\wbem\wmic.exe
        wmic ComputerSystem get PCSystemType /FORMAT:"C:\Windows\system32\wbem\en-US\csv"
        2⤵
        • System Location Discovery: System Language Discovery
        PID:4116
      • C:\Windows\SysWOW64\wbem\wmic.exe
        wmic SystemEnclosure get ChassisTypes
        2⤵
        • System Location Discovery: System Language Discovery
        PID:3272
      • C:\Windows\SysWOW64\wbem\wmic.exe
        wmic ComputerSystem get PCSystemType /FORMAT:"C:\Windows\system32\wbem\en-US\csv"
        2⤵
        • System Location Discovery: System Language Discovery
        PID:2144
    • C:\Program Files (x86)\Mesh Agent\MeshAgent.exe
      "C:\Program Files (x86)\Mesh Agent\MeshAgent.exe"
      1⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      • Modifies data under HKEY_USERS
      PID:3364
      • C:\Windows\SysWOW64\wbem\wmic.exe
        wmic SystemEnclosure get ChassisTypes
        2⤵
        • System Location Discovery: System Language Discovery
        PID:3604
      • C:\Windows\SysWOW64\wbem\wmic.exe
        wmic os get oslanguage /FORMAT:LIST
        2⤵
        • System Location Discovery: System Language Discovery
        PID:4204
      • C:\Windows\SysWOW64\wbem\wmic.exe
        wmic ComputerSystem get PCSystemType /FORMAT:"C:\Windows\system32\wbem\en-US\csv"
        2⤵
        • System Location Discovery: System Language Discovery
        PID:1248
      • C:\Windows\SysWOW64\wbem\wmic.exe
        wmic os get oslanguage /FORMAT:LIST
        2⤵
        • System Location Discovery: System Language Discovery
        PID:3200
      • C:\Windows\SysWOW64\wbem\wmic.exe
        wmic SystemEnclosure get ChassisTypes
        2⤵
        • System Location Discovery: System Language Discovery
        PID:3004
      • C:\Windows\SysWOW64\wbem\wmic.exe
        wmic ComputerSystem get PCSystemType /FORMAT:"C:\Windows\system32\wbem\en-US\csv"
        2⤵
        • System Location Discovery: System Language Discovery
        PID:4916
    • C:\Program Files (x86)\Mesh Agent\MeshAgent.exe
      "C:\Program Files (x86)\Mesh Agent\MeshAgent.exe"
      1⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      • Modifies data under HKEY_USERS
      PID:1796
      • C:\Windows\SysWOW64\wbem\wmic.exe
        wmic SystemEnclosure get ChassisTypes
        2⤵
        • System Location Discovery: System Language Discovery
        PID:2736
      • C:\Windows\SysWOW64\wbem\wmic.exe
        wmic os get oslanguage /FORMAT:LIST
        2⤵
        • System Location Discovery: System Language Discovery
        PID:4736
      • C:\Windows\SysWOW64\wbem\wmic.exe
        wmic ComputerSystem get PCSystemType /FORMAT:"C:\Windows\system32\wbem\en-US\csv"
        2⤵
        • System Location Discovery: System Language Discovery
        PID:1400
      • C:\Windows\SysWOW64\wbem\wmic.exe
        wmic os get oslanguage /FORMAT:LIST
        2⤵
        • System Location Discovery: System Language Discovery
        PID:3128
      • C:\Windows\SysWOW64\wbem\wmic.exe
        wmic SystemEnclosure get ChassisTypes
        2⤵
        • System Location Discovery: System Language Discovery
        PID:1668
      • C:\Windows\SysWOW64\wbem\wmic.exe
        wmic ComputerSystem get PCSystemType /FORMAT:"C:\Windows\system32\wbem\en-US\csv"
        2⤵
        • System Location Discovery: System Language Discovery
        PID:2232
    • C:\Program Files (x86)\Mesh Agent\MeshAgent.exe
      "C:\Program Files (x86)\Mesh Agent\MeshAgent.exe"
      1⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      • Modifies data under HKEY_USERS
      PID:3500
      • C:\Windows\SysWOW64\wbem\wmic.exe
        wmic SystemEnclosure get ChassisTypes
        2⤵
        • System Location Discovery: System Language Discovery
        PID:4992
      • C:\Windows\SysWOW64\wbem\wmic.exe
        wmic os get oslanguage /FORMAT:LIST
        2⤵
        • System Location Discovery: System Language Discovery
        PID:3580
      • C:\Windows\SysWOW64\wbem\wmic.exe
        wmic ComputerSystem get PCSystemType /FORMAT:"C:\Windows\system32\wbem\en-US\csv"
        2⤵
        • System Location Discovery: System Language Discovery
        PID:2224
      • C:\Windows\SysWOW64\wbem\wmic.exe
        wmic SystemEnclosure get ChassisTypes
        2⤵
        • System Location Discovery: System Language Discovery
        PID:464
      • C:\Windows\SysWOW64\wbem\wmic.exe
        wmic ComputerSystem get PCSystemType /FORMAT:"C:\Windows\system32\wbem\en-US\csv"
        2⤵
        • System Location Discovery: System Language Discovery
        PID:3364

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          MeshAgent.db

          • Path C:\Program Files (x86)\Mesh Agent\MeshAgent.db
          • Size 268KB
          • SHA256 f1bf619671cf74a1e92a640c10ff835eeed95f16abbb6d120343571e1c37ed57
          • MD5 SHA1 SHA512 SSDEEP

          MeshAgent.db

          • Path C:\Program Files (x86)\Mesh Agent\MeshAgent.db
          • Size 385KB
          • SHA256 9a61f0a51b3ebe08eefd8e31260d8578c4cbf4dd640c653ed41d65043889420d
          • MD5 SHA1 SHA512 SSDEEP

          MeshAgent.db

          • Path C:\Program Files (x86)\Mesh Agent\MeshAgent.db
          • Size 151KB
          • SHA256 c843a75560ea2d2980326cfbd0059ba7b736270dae57ec09c9880c76fb041929
          • MD5 SHA1 SHA512 SSDEEP

          MeshAgent.log

          • Path C:\Program Files (x86)\Mesh Agent\MeshAgent.log
          • Size 1KB
          • SHA256 491f495839e44a47721b50599ee565ea9efbad81add9cb5172f2ed52c0af8a34
          • MD5 SHA1 SHA512

          MeshAgent.log

          • Path C:\Program Files (x86)\Mesh Agent\MeshAgent.log
          • Size 1KB
          • SHA256 da8e0be0852ec39fab7ce0547fb4822bd767b02a1f23718378e1bc34b04346b1
          • MD5 SHA1 SHA512

          MeshAgent.log

          • Path C:\Program Files (x86)\Mesh Agent\MeshAgent.log
          • Size 1KB
          • SHA256 8ac4ad9ac429dc55362c0404ff1768b11c6feb8d959665b5cad3ceb0303fe62c
          • MD5 SHA1 SHA512

          MeshAgent.log

          • Path C:\Program Files (x86)\Mesh Agent\MeshAgent.log
          • Size 334B
          • SHA256 f885299869a437ee7fb3c854328a64fde05442c28b804a0ed991a724ef02c72c
          • MD5 SHA1 SHA512

          MeshAgent.log

          • Path C:\Program Files (x86)\Mesh Agent\MeshAgent.log
          • Size 501B
          • SHA256 ea0c66423120aaf3cd9229c6f9365d0df1e38493ee74fa5970db355043690e7a
          • MD5 SHA1 SHA512

          MeshAgent.log

          • Path C:\Program Files (x86)\Mesh Agent\MeshAgent.log
          • Size 668B
          • SHA256 fb29b384a527bca97ca66657328b7924fcde7cc3b07990d8fcb53786a2b62209
          • MD5 SHA1 SHA512

          MeshAgent.log

          • Path C:\Program Files (x86)\Mesh Agent\MeshAgent.log
          • Size 835B
          • SHA256 2bea9301c6fc6679fabb64a219cb139a129577034ed00853ce7c93e2b6e55524
          • MD5 SHA1 SHA512

          MeshAgent.log

          • Path C:\Program Files (x86)\Mesh Agent\MeshAgent.log
          • Size 1002B
          • SHA256 9aa01a965afe0fdf3daac0f314c354556095f7cb75a6eb2a5d38f1c0adc3637b
          • MD5 SHA1 SHA512

          MeshAgent.log

          • Path C:\Program Files (x86)\Mesh Agent\MeshAgent.log
          • Size 1KB
          • SHA256 3bc2234cf43f686ddb2fae5c89e8873ab5ef2b6febcf34bdd5190b76ec61f80a
          • MD5 SHA1 SHA512

          MeshAgent.msh

          • Path C:\Program Files (x86)\Mesh Agent\MeshAgent.msh
          • Size 29KB
          • SHA256 010e68384a9d06b183034df449e2b48b445e27af5a17f406bc7075d20c2ba1ca
          • MD5 SHA1 SHA512 SSDEEP

          leonardo-mesh.exe

          • Path C:\Users\Admin\AppData\Roaming\Leonardo\leonardo-mesh.exe
          • Size 3.7MB
          • SHA256 7c4ac45d254e50dac72902c8f0cd2b5eb474818c15a01887e6b8ed5ed71cac8d
          • MD5 SHA1 SHA512 SSDEEP

          44919597229A9386AD8AB3EB7E688415E97C59E5

          • Path C:\Windows\system32\config\systemprofile\AppData\Roaming\Microsoft\SystemCertificates\My\Certificates\44919597229A9386AD8AB3EB7E688415E97C59E5
          • Size 1KB
          • SHA256 8fabaff28617f3f940070d3ab3a4a46617fe2c087681a3a2fab6f3cc017b283d
          • MD5 SHA1 SHA512