Analysis

  • max time kernel
    151s
  • max time network
    155s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    25-06-2022 08:06

General

  • Target

    7d443ca8562cc1161e8df5b72b50cec904828fd8b58b36836eac57a7d56d8f5f.exe

  • Size

    300KB

  • MD5

    b6c09f49e6d7472441e01d90d803cb11

  • SHA1

    df04fb84795369edada908955e5b1d80c8be6c8d

  • SHA256

    7d443ca8562cc1161e8df5b72b50cec904828fd8b58b36836eac57a7d56d8f5f

  • SHA512

    ac8ae7a5081f94419fb42d3ec735e1f883917146b610b52aff27ebf81bf9498e790f86f98406888e7ceeda1db083bb4f47ebc3b30d45e4cb77e58db47cff91f6

Score
10/10

Malware Config

Signatures

  • Detects PlugX Payload 8 IoCs
  • PlugX

    PlugX is a RAT (Remote Access Trojan) that has been around since 2008.

  • suricata: ET MALWARE PlugX CnC Beacon

    suricata: ET MALWARE PlugX CnC Beacon

  • suricata: ET MALWARE PlugX/Destory HTTP traffic

    suricata: ET MALWARE PlugX/Destory HTTP traffic

  • suricata: ET MALWARE Possible PlugX Common Header Struct

    suricata: ET MALWARE Possible PlugX Common Header Struct

  • suricata: ET MALWARE UPDATE Protocol Trojan Communication detected on http ports 2

    suricata: ET MALWARE UPDATE Protocol Trojan Communication detected on http ports 2

  • suricata: ET MALWARE Wapack Labs Sinkhole DNS Reply

    suricata: ET MALWARE Wapack Labs Sinkhole DNS Reply

  • Executes dropped EXE 3 IoCs
  • Deletes itself 1 IoCs
  • Loads dropped DLL 8 IoCs
  • Drops file in System32 directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies data under HKEY_USERS 35 IoCs
  • Modifies registry class 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 10 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7d443ca8562cc1161e8df5b72b50cec904828fd8b58b36836eac57a7d56d8f5f.exe
    "C:\Users\Admin\AppData\Local\Temp\7d443ca8562cc1161e8df5b72b50cec904828fd8b58b36836eac57a7d56d8f5f.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:872
    • C:\Users\Admin\AppData\Local\Temp\RarSFX0\Nv.exe
      "C:\Users\Admin\AppData\Local\Temp\RarSFX0\Nv.exe"
      2⤵
      • Executes dropped EXE
      • Deletes itself
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1120
  • C:\ProgramData\wudfsvcS\Nv.exe
    "C:\ProgramData\wudfsvcS\Nv.exe" 100 1120
    1⤵
    • Executes dropped EXE
    • Loads dropped DLL
    • Suspicious use of AdjustPrivilegeToken
    PID:1992
  • C:\ProgramData\wudfsvcS\Nv.exe
    "C:\ProgramData\wudfsvcS\Nv.exe" 200 0
    1⤵
    • Executes dropped EXE
    • Loads dropped DLL
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2020
    • C:\Windows\SysWOW64\svchost.exe
      C:\Windows\system32\svchost.exe 201 0
      2⤵
      • Drops file in System32 directory
      • Modifies data under HKEY_USERS
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1460
      • C:\Windows\SysWOW64\msiexec.exe
        C:\Windows\system32\msiexec.exe 209 1460
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:428

Network

MITRE ATT&CK Matrix ATT&CK v6

Discovery

System Information Discovery

1
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\ProgramData\wudfsvcS\Nv.exe
    Filesize

    46KB

    MD5

    09b8b54f78a10c435cd319070aa13c28

    SHA1

    6474d0369f97e72e01e4971128d1062f5c2b3656

    SHA256

    523d28df917f9d265cd2c0d38df26277bc56a535145100ed82e6f5fdeaae7256

    SHA512

    c1f2f5c4aa5eb55d255e22db032da954a38a0204fb4d9bc76042f140f1b1e171944aa09b0eb11159323a8b9f33974c73fd32a4f76d976aaa8a16cc9c60a34ca7

  • C:\ProgramData\wudfsvcS\Nv.exe
    Filesize

    46KB

    MD5

    09b8b54f78a10c435cd319070aa13c28

    SHA1

    6474d0369f97e72e01e4971128d1062f5c2b3656

    SHA256

    523d28df917f9d265cd2c0d38df26277bc56a535145100ed82e6f5fdeaae7256

    SHA512

    c1f2f5c4aa5eb55d255e22db032da954a38a0204fb4d9bc76042f140f1b1e171944aa09b0eb11159323a8b9f33974c73fd32a4f76d976aaa8a16cc9c60a34ca7

  • C:\ProgramData\wudfsvcS\NvSmartMax.dll
    Filesize

    2KB

    MD5

    8512bd8127955871c357c64b6d25d117

    SHA1

    eddf498e990bfcd047b966b5a1592bed5aa4c920

    SHA256

    a10584383a41fc2548a40b6034679eba7b31c5f173a3f7f16b59bc9445892491

    SHA512

    ddfa9e3fae271f213689bec3265ace7dc85f8d5c185c6461c31c8f3f3b2bc383ef391a4e4e5d4a6adca1bbecb3acb9e6e36e8b3d2ce41b1f359280ffdeef62b2

  • C:\ProgramData\wudfsvcS\NvSmartMax.dll.URL
    Filesize

    110KB

    MD5

    4eede41a3150de95a8e2093f96ada5b0

    SHA1

    2cb4fdf46755241d10762357092d0445f4b8eaac

    SHA256

    ba7da4f591fd346ca893b0fbe5f203cb7c2cfb8e132247eb0439f0a28ec17054

    SHA512

    767f3c2c285bb2c9a446468b6c8402923ccc6880084a9f28698b5847e9778f5e743854371919b5d1236854adba725eec2a7e771359e656a71929b16fb316f45c

  • C:\Users\Admin\AppData\Local\Temp\RarSFX0\Nv.exe
    Filesize

    46KB

    MD5

    09b8b54f78a10c435cd319070aa13c28

    SHA1

    6474d0369f97e72e01e4971128d1062f5c2b3656

    SHA256

    523d28df917f9d265cd2c0d38df26277bc56a535145100ed82e6f5fdeaae7256

    SHA512

    c1f2f5c4aa5eb55d255e22db032da954a38a0204fb4d9bc76042f140f1b1e171944aa09b0eb11159323a8b9f33974c73fd32a4f76d976aaa8a16cc9c60a34ca7

  • C:\Users\Admin\AppData\Local\Temp\RarSFX0\Nv.exe
    Filesize

    46KB

    MD5

    09b8b54f78a10c435cd319070aa13c28

    SHA1

    6474d0369f97e72e01e4971128d1062f5c2b3656

    SHA256

    523d28df917f9d265cd2c0d38df26277bc56a535145100ed82e6f5fdeaae7256

    SHA512

    c1f2f5c4aa5eb55d255e22db032da954a38a0204fb4d9bc76042f140f1b1e171944aa09b0eb11159323a8b9f33974c73fd32a4f76d976aaa8a16cc9c60a34ca7

  • C:\Users\Admin\AppData\Local\Temp\RarSFX0\NvSmartMax.dll
    Filesize

    2KB

    MD5

    8512bd8127955871c357c64b6d25d117

    SHA1

    eddf498e990bfcd047b966b5a1592bed5aa4c920

    SHA256

    a10584383a41fc2548a40b6034679eba7b31c5f173a3f7f16b59bc9445892491

    SHA512

    ddfa9e3fae271f213689bec3265ace7dc85f8d5c185c6461c31c8f3f3b2bc383ef391a4e4e5d4a6adca1bbecb3acb9e6e36e8b3d2ce41b1f359280ffdeef62b2

  • C:\Users\Admin\AppData\Local\Temp\RarSFX0\NvSmartMax.dll.URL
    Filesize

    110KB

    MD5

    4eede41a3150de95a8e2093f96ada5b0

    SHA1

    2cb4fdf46755241d10762357092d0445f4b8eaac

    SHA256

    ba7da4f591fd346ca893b0fbe5f203cb7c2cfb8e132247eb0439f0a28ec17054

    SHA512

    767f3c2c285bb2c9a446468b6c8402923ccc6880084a9f28698b5847e9778f5e743854371919b5d1236854adba725eec2a7e771359e656a71929b16fb316f45c

  • \ProgramData\wudfsvcS\NvSmartMax.dll
    Filesize

    2KB

    MD5

    8512bd8127955871c357c64b6d25d117

    SHA1

    eddf498e990bfcd047b966b5a1592bed5aa4c920

    SHA256

    a10584383a41fc2548a40b6034679eba7b31c5f173a3f7f16b59bc9445892491

    SHA512

    ddfa9e3fae271f213689bec3265ace7dc85f8d5c185c6461c31c8f3f3b2bc383ef391a4e4e5d4a6adca1bbecb3acb9e6e36e8b3d2ce41b1f359280ffdeef62b2

  • \ProgramData\wudfsvcS\NvSmartMax.dll
    Filesize

    2KB

    MD5

    8512bd8127955871c357c64b6d25d117

    SHA1

    eddf498e990bfcd047b966b5a1592bed5aa4c920

    SHA256

    a10584383a41fc2548a40b6034679eba7b31c5f173a3f7f16b59bc9445892491

    SHA512

    ddfa9e3fae271f213689bec3265ace7dc85f8d5c185c6461c31c8f3f3b2bc383ef391a4e4e5d4a6adca1bbecb3acb9e6e36e8b3d2ce41b1f359280ffdeef62b2

  • \Users\Admin\AppData\Local\Temp\RarSFX0\Nv.exe
    Filesize

    46KB

    MD5

    09b8b54f78a10c435cd319070aa13c28

    SHA1

    6474d0369f97e72e01e4971128d1062f5c2b3656

    SHA256

    523d28df917f9d265cd2c0d38df26277bc56a535145100ed82e6f5fdeaae7256

    SHA512

    c1f2f5c4aa5eb55d255e22db032da954a38a0204fb4d9bc76042f140f1b1e171944aa09b0eb11159323a8b9f33974c73fd32a4f76d976aaa8a16cc9c60a34ca7

  • \Users\Admin\AppData\Local\Temp\RarSFX0\Nv.exe
    Filesize

    46KB

    MD5

    09b8b54f78a10c435cd319070aa13c28

    SHA1

    6474d0369f97e72e01e4971128d1062f5c2b3656

    SHA256

    523d28df917f9d265cd2c0d38df26277bc56a535145100ed82e6f5fdeaae7256

    SHA512

    c1f2f5c4aa5eb55d255e22db032da954a38a0204fb4d9bc76042f140f1b1e171944aa09b0eb11159323a8b9f33974c73fd32a4f76d976aaa8a16cc9c60a34ca7

  • \Users\Admin\AppData\Local\Temp\RarSFX0\Nv.exe
    Filesize

    46KB

    MD5

    09b8b54f78a10c435cd319070aa13c28

    SHA1

    6474d0369f97e72e01e4971128d1062f5c2b3656

    SHA256

    523d28df917f9d265cd2c0d38df26277bc56a535145100ed82e6f5fdeaae7256

    SHA512

    c1f2f5c4aa5eb55d255e22db032da954a38a0204fb4d9bc76042f140f1b1e171944aa09b0eb11159323a8b9f33974c73fd32a4f76d976aaa8a16cc9c60a34ca7

  • \Users\Admin\AppData\Local\Temp\RarSFX0\Nv.exe
    Filesize

    46KB

    MD5

    09b8b54f78a10c435cd319070aa13c28

    SHA1

    6474d0369f97e72e01e4971128d1062f5c2b3656

    SHA256

    523d28df917f9d265cd2c0d38df26277bc56a535145100ed82e6f5fdeaae7256

    SHA512

    c1f2f5c4aa5eb55d255e22db032da954a38a0204fb4d9bc76042f140f1b1e171944aa09b0eb11159323a8b9f33974c73fd32a4f76d976aaa8a16cc9c60a34ca7

  • \Users\Admin\AppData\Local\Temp\RarSFX0\Nv.exe
    Filesize

    46KB

    MD5

    09b8b54f78a10c435cd319070aa13c28

    SHA1

    6474d0369f97e72e01e4971128d1062f5c2b3656

    SHA256

    523d28df917f9d265cd2c0d38df26277bc56a535145100ed82e6f5fdeaae7256

    SHA512

    c1f2f5c4aa5eb55d255e22db032da954a38a0204fb4d9bc76042f140f1b1e171944aa09b0eb11159323a8b9f33974c73fd32a4f76d976aaa8a16cc9c60a34ca7

  • \Users\Admin\AppData\Local\Temp\RarSFX0\NvSmartMax.dll
    Filesize

    2KB

    MD5

    8512bd8127955871c357c64b6d25d117

    SHA1

    eddf498e990bfcd047b966b5a1592bed5aa4c920

    SHA256

    a10584383a41fc2548a40b6034679eba7b31c5f173a3f7f16b59bc9445892491

    SHA512

    ddfa9e3fae271f213689bec3265ace7dc85f8d5c185c6461c31c8f3f3b2bc383ef391a4e4e5d4a6adca1bbecb3acb9e6e36e8b3d2ce41b1f359280ffdeef62b2

  • memory/428-91-0x0000000000270000-0x000000000029C000-memory.dmp
    Filesize

    176KB

  • memory/428-89-0x0000000000270000-0x000000000029C000-memory.dmp
    Filesize

    176KB

  • memory/428-87-0x0000000000000000-mapping.dmp
  • memory/872-54-0x0000000076721000-0x0000000076723000-memory.dmp
    Filesize

    8KB

  • memory/1120-66-0x0000000000870000-0x0000000000970000-memory.dmp
    Filesize

    1024KB

  • memory/1120-67-0x00000000003C0000-0x00000000003EC000-memory.dmp
    Filesize

    176KB

  • memory/1120-60-0x0000000000000000-mapping.dmp
  • memory/1460-83-0x00000000001D0000-0x00000000001FC000-memory.dmp
    Filesize

    176KB

  • memory/1460-78-0x00000000000A0000-0x00000000000BA000-memory.dmp
    Filesize

    104KB

  • memory/1460-80-0x0000000000000000-mapping.dmp
  • memory/1460-90-0x00000000001D0000-0x00000000001FC000-memory.dmp
    Filesize

    176KB

  • memory/1992-84-0x0000000000270000-0x000000000029C000-memory.dmp
    Filesize

    176KB

  • memory/1992-74-0x0000000000270000-0x000000000029C000-memory.dmp
    Filesize

    176KB

  • memory/2020-82-0x0000000000310000-0x000000000033C000-memory.dmp
    Filesize

    176KB