Analysis

  • max time kernel
    150s
  • max time network
    153s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    01-07-2022 05:21

General

  • Target

    d8d59353d0e19957cd4cce5102dff5b706ed9c412db6b8778b3ea4726b2429b3.exe

  • Size

    253KB

  • MD5

    1cc2207ffa2a3d081eee9ef034d57815

  • SHA1

    8700ac9cb88ec7c6ac983bf2cd8ce29e3a070beb

  • SHA256

    d8d59353d0e19957cd4cce5102dff5b706ed9c412db6b8778b3ea4726b2429b3

  • SHA512

    c9cadb94f14748581b78ae20f90191aefccf531505dd94aefa56b0d23a852fd49a0d8343a5054ff247697d9ebf2ce3f4c6857beea6db6e7a753895576c05af2a

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 Trojan.Win32.DLOADR.TIOIBEPQ CnC Traffic

    suricata: ET MALWARE Trojan.Win32.DLOADR.TIOIBEPQ CnC Traffic

  • Executes dropped EXE 3 IoCs
  • Deletes itself 1 IoCs
  • Loads dropped DLL 8 IoCs
  • Drops file in System32 directory 1 IoCs
  • Drops file in Program Files directory 7 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\d8d59353d0e19957cd4cce5102dff5b706ed9c412db6b8778b3ea4726b2429b3.exe
    "C:\Users\Admin\AppData\Local\Temp\d8d59353d0e19957cd4cce5102dff5b706ed9c412db6b8778b3ea4726b2429b3.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1828
    • 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
      • Drops file in Program Files directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1988
  • C:\Program Files (x86)\Common Files\Nv.exe
    "C:\Program Files (x86)\Common Files\Nv.exe" 100 1988
    1⤵
    • Executes dropped EXE
    • Loads dropped DLL
    • Suspicious use of AdjustPrivilegeToken
    PID:1604
  • C:\Program Files (x86)\Common Files\Nv.exe
    "C:\Program Files (x86)\Common Files\Nv.exe" 200 0
    1⤵
    • Executes dropped EXE
    • Loads dropped DLL
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1340
    • 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:1144
      • C:\Windows\SysWOW64\msiexec.exe
        C:\Windows\system32\msiexec.exe 209 1144
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1068

Network

MITRE ATT&CK Matrix ATT&CK v6

Discovery

System Information Discovery

1
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Program Files (x86)\Common Files\Nv.exe
    Filesize

    46KB

    MD5

    09b8b54f78a10c435cd319070aa13c28

    SHA1

    6474d0369f97e72e01e4971128d1062f5c2b3656

    SHA256

    523d28df917f9d265cd2c0d38df26277bc56a535145100ed82e6f5fdeaae7256

    SHA512

    c1f2f5c4aa5eb55d255e22db032da954a38a0204fb4d9bc76042f140f1b1e171944aa09b0eb11159323a8b9f33974c73fd32a4f76d976aaa8a16cc9c60a34ca7

  • C:\Program Files (x86)\Common Files\Nv.exe
    Filesize

    46KB

    MD5

    09b8b54f78a10c435cd319070aa13c28

    SHA1

    6474d0369f97e72e01e4971128d1062f5c2b3656

    SHA256

    523d28df917f9d265cd2c0d38df26277bc56a535145100ed82e6f5fdeaae7256

    SHA512

    c1f2f5c4aa5eb55d255e22db032da954a38a0204fb4d9bc76042f140f1b1e171944aa09b0eb11159323a8b9f33974c73fd32a4f76d976aaa8a16cc9c60a34ca7

  • C:\Program Files (x86)\Common Files\NvSmartMax.dll
    Filesize

    48KB

    MD5

    d659d95d46f71f172cd4f2aca9532949

    SHA1

    13a4a93c5a76ad1ea95cc6e9c7e2282f1981c85d

    SHA256

    9e4800663e62415d01f844195d8bae0be71a1bd14b9d4103c6dedb9266957837

    SHA512

    ad423ef32635358f8c47854a95c9e18dde7fe1e31c450aee7fd16f5a4043a8fd135ad5eac7491909acdf5afd6d013f8fd9b1f07809d8ff88458dbad31dddaba5

  • C:\Program Files (x86)\Common Files\NvSmartMax.dll.URL
    Filesize

    110KB

    MD5

    83d378c6740d34bdb4aac01c7a7ce394

    SHA1

    f38aa5d350c7fb95eb1dfb6b386c65932263e921

    SHA256

    a8dd82ba668db8cbdc5309e70ae7023e961ccb231eeae60cb19eb953812cee5b

    SHA512

    8ac09ebce1e4ef6fbf27a95b18d4b994339ec855e7548a35ecd3465d3cc2f50f8b2361df1851af36d7962c3c30915bb660a4cca6e525252cec0aab47d6de5195

  • 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

    48KB

    MD5

    d659d95d46f71f172cd4f2aca9532949

    SHA1

    13a4a93c5a76ad1ea95cc6e9c7e2282f1981c85d

    SHA256

    9e4800663e62415d01f844195d8bae0be71a1bd14b9d4103c6dedb9266957837

    SHA512

    ad423ef32635358f8c47854a95c9e18dde7fe1e31c450aee7fd16f5a4043a8fd135ad5eac7491909acdf5afd6d013f8fd9b1f07809d8ff88458dbad31dddaba5

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

    110KB

    MD5

    83d378c6740d34bdb4aac01c7a7ce394

    SHA1

    f38aa5d350c7fb95eb1dfb6b386c65932263e921

    SHA256

    a8dd82ba668db8cbdc5309e70ae7023e961ccb231eeae60cb19eb953812cee5b

    SHA512

    8ac09ebce1e4ef6fbf27a95b18d4b994339ec855e7548a35ecd3465d3cc2f50f8b2361df1851af36d7962c3c30915bb660a4cca6e525252cec0aab47d6de5195

  • \Program Files (x86)\Common Files\NvSmartMax.dll
    Filesize

    48KB

    MD5

    d659d95d46f71f172cd4f2aca9532949

    SHA1

    13a4a93c5a76ad1ea95cc6e9c7e2282f1981c85d

    SHA256

    9e4800663e62415d01f844195d8bae0be71a1bd14b9d4103c6dedb9266957837

    SHA512

    ad423ef32635358f8c47854a95c9e18dde7fe1e31c450aee7fd16f5a4043a8fd135ad5eac7491909acdf5afd6d013f8fd9b1f07809d8ff88458dbad31dddaba5

  • \Program Files (x86)\Common Files\NvSmartMax.dll
    Filesize

    48KB

    MD5

    d659d95d46f71f172cd4f2aca9532949

    SHA1

    13a4a93c5a76ad1ea95cc6e9c7e2282f1981c85d

    SHA256

    9e4800663e62415d01f844195d8bae0be71a1bd14b9d4103c6dedb9266957837

    SHA512

    ad423ef32635358f8c47854a95c9e18dde7fe1e31c450aee7fd16f5a4043a8fd135ad5eac7491909acdf5afd6d013f8fd9b1f07809d8ff88458dbad31dddaba5

  • \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

    48KB

    MD5

    d659d95d46f71f172cd4f2aca9532949

    SHA1

    13a4a93c5a76ad1ea95cc6e9c7e2282f1981c85d

    SHA256

    9e4800663e62415d01f844195d8bae0be71a1bd14b9d4103c6dedb9266957837

    SHA512

    ad423ef32635358f8c47854a95c9e18dde7fe1e31c450aee7fd16f5a4043a8fd135ad5eac7491909acdf5afd6d013f8fd9b1f07809d8ff88458dbad31dddaba5

  • memory/1068-89-0x0000000000000000-mapping.dmp
  • memory/1068-91-0x00000000003E0000-0x000000000040C000-memory.dmp
    Filesize

    176KB

  • memory/1068-93-0x00000000003E0000-0x000000000040C000-memory.dmp
    Filesize

    176KB

  • memory/1144-80-0x00000000000A0000-0x00000000000BA000-memory.dmp
    Filesize

    104KB

  • memory/1144-82-0x0000000000000000-mapping.dmp
  • memory/1144-85-0x00000000001F0000-0x000000000021C000-memory.dmp
    Filesize

    176KB

  • memory/1144-92-0x00000000001F0000-0x000000000021C000-memory.dmp
    Filesize

    176KB

  • memory/1340-84-0x0000000001C60000-0x0000000001C8C000-memory.dmp
    Filesize

    176KB

  • memory/1604-75-0x0000000000270000-0x000000000029C000-memory.dmp
    Filesize

    176KB

  • memory/1604-86-0x0000000000270000-0x000000000029C000-memory.dmp
    Filesize

    176KB

  • memory/1828-54-0x0000000075741000-0x0000000075743000-memory.dmp
    Filesize

    8KB

  • memory/1988-67-0x0000000000310000-0x000000000033C000-memory.dmp
    Filesize

    176KB

  • memory/1988-66-0x0000000000590000-0x0000000000690000-memory.dmp
    Filesize

    1024KB

  • memory/1988-60-0x0000000000000000-mapping.dmp