Analysis

  • max time kernel
    157s
  • max time network
    158s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-11-2022 21:05

General

  • Target

    2c6a0836c143cbf05286be296ddaa5e4a2b92c4e1138bd8729e4f7afbe8b0439.exe

  • Size

    255KB

  • MD5

    8be341eaf35bac80ed683063e0f9bf78

  • SHA1

    e64f112c382130e37133419a350c681633a368db

  • SHA256

    2c6a0836c143cbf05286be296ddaa5e4a2b92c4e1138bd8729e4f7afbe8b0439

  • SHA512

    b7f4f36949483546c6868f3d46adde869fd6963b870d849b977353494dfefdc227c9ec067c843d2272bf3d6adb1197f85b612229bd0e70615dd89e46ae03f73a

  • SSDEEP

    3072:MMDb50WrZa8jCgae5+VQkGdUQFDxePZ2SBaQJXkNRtXlNGKaUIQW/qlQBG3mmTJ0:1xlZam+akqx6YQJXcNlEHUIQeE3mmBIF

Malware Config

Signatures

  • Modifies visibility of file extensions in Explorer 2 TTPs 1 IoCs
  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
  • Windows security bypass 2 TTPs 5 IoCs
  • Disables RegEdit via registry modification 1 IoCs
  • Executes dropped EXE 5 IoCs
  • UPX packed file 26 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Windows security modification 2 TTPs 6 IoCs
  • Adds Run key to start application 2 TTPs 4 IoCs
  • Enumerates connected drives 3 TTPs 64 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Modifies WinLogon 2 TTPs 2 IoCs
  • AutoIT Executable 11 IoCs

    AutoIT scripts compiled to PE executables.

  • Drops file in System32 directory 13 IoCs
  • Drops file in Program Files directory 15 IoCs
  • Drops file in Windows directory 11 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Checks processor information in registry 2 TTPs 3 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies registry class 20 IoCs
  • Suspicious behavior: AddClipboardFormatListener 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of FindShellTrayWindow 18 IoCs
  • Suspicious use of SendNotifyMessage 18 IoCs
  • Suspicious use of SetWindowsHookEx 7 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2c6a0836c143cbf05286be296ddaa5e4a2b92c4e1138bd8729e4f7afbe8b0439.exe
    "C:\Users\Admin\AppData\Local\Temp\2c6a0836c143cbf05286be296ddaa5e4a2b92c4e1138bd8729e4f7afbe8b0439.exe"
    1⤵
    • Checks computer location settings
    • Drops file in System32 directory
    • Drops file in Windows directory
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:1724
    • C:\Windows\SysWOW64\jkeyczywyy.exe
      jkeyczywyy.exe
      2⤵
      • Modifies visibility of file extensions in Explorer
      • Modifies visiblity of hidden/system files in Explorer
      • Windows security bypass
      • Disables RegEdit via registry modification
      • Executes dropped EXE
      • Windows security modification
      • Enumerates connected drives
      • Modifies WinLogon
      • Drops file in System32 directory
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:804
      • C:\Windows\SysWOW64\eddpxlhk.exe
        C:\Windows\system32\eddpxlhk.exe
        3⤵
        • Executes dropped EXE
        • Enumerates connected drives
        • Drops file in System32 directory
        • Drops file in Program Files directory
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        PID:3508
    • C:\Windows\SysWOW64\nmsetifbuilhcku.exe
      nmsetifbuilhcku.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:4008
    • C:\Windows\SysWOW64\eddpxlhk.exe
      eddpxlhk.exe
      2⤵
      • Executes dropped EXE
      • Enumerates connected drives
      • Drops file in System32 directory
      • Drops file in Program Files directory
      • Drops file in Windows directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:216
    • C:\Windows\SysWOW64\uqihlzyqqgeqt.exe
      uqihlzyqqgeqt.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:1360
    • C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE
      "C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Windows\mydoc.rtf" /o ""
      2⤵
      • Drops file in Windows directory
      • Checks processor information in registry
      • Enumerates system info in registry
      • Suspicious behavior: AddClipboardFormatListener
      • Suspicious use of SetWindowsHookEx
      PID:4888

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLN.DOC.exe

    Filesize

    255KB

    MD5

    bc939d66961f4cdcafd536c01342d94c

    SHA1

    5f9fd1789a7fb8921d8ccd0fe0a773968d344d81

    SHA256

    85a77c8e0ecb4d9fed2b2b18cb51ff32acc504a6d64f15b8d8d63eedac2cccad

    SHA512

    f17dfc2dea55d49bc2c31729018915a20783309a472e5d040d7cb07cbf718e9588d71c43ea2f69c1929c667b766ecb4a93c1446f86b6c67edc8717bc531188df

  • C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLV.DOC.exe

    Filesize

    255KB

    MD5

    50392b580f909a31dad66ec32c5767db

    SHA1

    282620cff3d4bf01e7ad9f869c9d63c56f8f9366

    SHA256

    7d00aa787f2f1b056a15864afc6f45a36445788d8e5951803a30d16dfb718920

    SHA512

    8ca7e1c20ea61a0fdc7ef9523bd97fad9465989beb3c2b1724273335c4ec4d15844b87302822b5eaecd3fcc71f31ed1b8ef79cf38ac30047f8ca5dbcebb6bb23

  • C:\Users\Admin\Downloads\FindUnregister.doc.exe

    Filesize

    255KB

    MD5

    59fd2cb9489ce8be48ef16e32cc0efad

    SHA1

    cf61f34793df10faefd2c72aae3c9ed4aa1e2a2d

    SHA256

    df0b2efa93eb585c5953f0eeb365a142631088151b6973725fa10c32203b30d2

    SHA512

    27f29c87201d13d7f66c20b087d7126b1450514b0eda6ba6ce102525d4c9a92177f16bab290b26d998e457003a31942bf8c778c997f3d5f81bedba88ddadf23f

  • C:\Windows\SysWOW64\eddpxlhk.exe

    Filesize

    255KB

    MD5

    ba1a1c57cfe0cfe3ea0697d813fce4b3

    SHA1

    cb3de6c2038ad911069bcc86d6c2f3148ad9d346

    SHA256

    e3ac829bed794facc3d9652a0e1e9c739728ab1a009eef02853ec1854445d44e

    SHA512

    196a9e040708b451ca88c4f32d2c5234c3816313c06156c66cc51553a21dd088be3871bdbd93fe701f2fbaffd64b8553447559a1df2ea1227365816f88d1a334

  • C:\Windows\SysWOW64\eddpxlhk.exe

    Filesize

    255KB

    MD5

    ba1a1c57cfe0cfe3ea0697d813fce4b3

    SHA1

    cb3de6c2038ad911069bcc86d6c2f3148ad9d346

    SHA256

    e3ac829bed794facc3d9652a0e1e9c739728ab1a009eef02853ec1854445d44e

    SHA512

    196a9e040708b451ca88c4f32d2c5234c3816313c06156c66cc51553a21dd088be3871bdbd93fe701f2fbaffd64b8553447559a1df2ea1227365816f88d1a334

  • C:\Windows\SysWOW64\eddpxlhk.exe

    Filesize

    255KB

    MD5

    ba1a1c57cfe0cfe3ea0697d813fce4b3

    SHA1

    cb3de6c2038ad911069bcc86d6c2f3148ad9d346

    SHA256

    e3ac829bed794facc3d9652a0e1e9c739728ab1a009eef02853ec1854445d44e

    SHA512

    196a9e040708b451ca88c4f32d2c5234c3816313c06156c66cc51553a21dd088be3871bdbd93fe701f2fbaffd64b8553447559a1df2ea1227365816f88d1a334

  • C:\Windows\SysWOW64\jkeyczywyy.exe

    Filesize

    255KB

    MD5

    c2789821c0ae588ca08d5e355ee8f7c5

    SHA1

    54700a9627a313fa1e08eb8f2ba783e7126c7d61

    SHA256

    90d4b028909823e8a07d4aa4b400549649c461778fa6060c411da8cecfefc4c7

    SHA512

    9e9e9b5ec16e99c6f894f6e4c1982c018ad9d663c2140b67f0884d78738429432dac73a8a60216c6dc5dd9134a337f347739d53401c653be0db9e724ee8ed8ea

  • C:\Windows\SysWOW64\jkeyczywyy.exe

    Filesize

    255KB

    MD5

    c2789821c0ae588ca08d5e355ee8f7c5

    SHA1

    54700a9627a313fa1e08eb8f2ba783e7126c7d61

    SHA256

    90d4b028909823e8a07d4aa4b400549649c461778fa6060c411da8cecfefc4c7

    SHA512

    9e9e9b5ec16e99c6f894f6e4c1982c018ad9d663c2140b67f0884d78738429432dac73a8a60216c6dc5dd9134a337f347739d53401c653be0db9e724ee8ed8ea

  • C:\Windows\SysWOW64\nmsetifbuilhcku.exe

    Filesize

    255KB

    MD5

    bb165a5e16a5b011d9346c0e94adcb22

    SHA1

    2b9675f3a8def77eb1f0658462317c0e24ab8b75

    SHA256

    bb1b6937182be857ee2c0039f82444774a53734097856988a2e9884a8d7f2b2d

    SHA512

    965f432a4bc0d5de084f9f5ec4adc46a787f03b62f0066834c9685e02b234efae4c36f4f0986a67c4ef187dd5bb07a6eebf9ed373ec52bfd65071d5db4362502

  • C:\Windows\SysWOW64\nmsetifbuilhcku.exe

    Filesize

    255KB

    MD5

    bb165a5e16a5b011d9346c0e94adcb22

    SHA1

    2b9675f3a8def77eb1f0658462317c0e24ab8b75

    SHA256

    bb1b6937182be857ee2c0039f82444774a53734097856988a2e9884a8d7f2b2d

    SHA512

    965f432a4bc0d5de084f9f5ec4adc46a787f03b62f0066834c9685e02b234efae4c36f4f0986a67c4ef187dd5bb07a6eebf9ed373ec52bfd65071d5db4362502

  • C:\Windows\SysWOW64\uqihlzyqqgeqt.exe

    Filesize

    255KB

    MD5

    70b8460a22d65be8184a91841cf96a23

    SHA1

    4e6f536e87fb48877926027bde1d450f79c31f7d

    SHA256

    5281edb17e399199910702a0083d0a5e7bb42dd7a19b874cbf8ab40707976653

    SHA512

    0bb72192b72ddf666383346f7110d55faf6d3d5f0f3eb613ad81ac2083b0e94589a36459da4fbfb977c93d9a637a8c5ae93900561641b26eef848ab896170603

  • C:\Windows\SysWOW64\uqihlzyqqgeqt.exe

    Filesize

    255KB

    MD5

    70b8460a22d65be8184a91841cf96a23

    SHA1

    4e6f536e87fb48877926027bde1d450f79c31f7d

    SHA256

    5281edb17e399199910702a0083d0a5e7bb42dd7a19b874cbf8ab40707976653

    SHA512

    0bb72192b72ddf666383346f7110d55faf6d3d5f0f3eb613ad81ac2083b0e94589a36459da4fbfb977c93d9a637a8c5ae93900561641b26eef848ab896170603

  • C:\Windows\mydoc.rtf

    Filesize

    223B

    MD5

    06604e5941c126e2e7be02c5cd9f62ec

    SHA1

    4eb9fdf8ff4e1e539236002bd363b82c8f8930e1

    SHA256

    85f2405d1f67021a3206faa26f6887932fea71aea070df3efb2902902e2d03e2

    SHA512

    803f5f2fddbf29fef34de184eb35c2311b7a694740983ca10b54ef252dd26cda4987458d2569f441c6dedc3478bea12b45bfd3566f1b256504a0869ad3829df7

  • \??\c:\Windows\SysWOW64\MSDRM\MsoIrmProtector.doc.exe

    Filesize

    255KB

    MD5

    727a10fd9a2f964e43ceda4752eb36b3

    SHA1

    035ccfd1b4107b5224b08d0d9c5a0642275045b6

    SHA256

    99a93e8d3c2b5762444d3113a6145b8dd4172f8a4ca5c5cd4fd1bb5bda51e5e5

    SHA512

    5fda0c789475ad84dd46dd0bd19aa7526210979e4b1f62d7bf43999b8c90cbc7a5281a7775a8045a25a556b81a1d1b2329295b000f3f88c1a52ba3c86c7f21b0

  • \??\c:\Windows\SysWOW64\MSDRM\MsoIrmProtector.doc.exe

    Filesize

    255KB

    MD5

    04a8e684fb59fbaaa334e15cd9752bcb

    SHA1

    fada5718507d6ed5e1c269bc898b831e6ee22ba9

    SHA256

    48bec1d0158010e408d79b8d5d5e173d913478233ec971cb25d11a2aec20bd5f

    SHA512

    2cc31101e8d0ae21b4008e57bc218f9885d4cfbe42dfe240ec263bb184e3ac30a6c349fc6347b3bad8175a320328c5ef6f1a15a2f8ab4226e7a69a8d77818f0e

  • memory/216-139-0x0000000000000000-mapping.dmp

  • memory/216-163-0x0000000000400000-0x00000000004A0000-memory.dmp

    Filesize

    640KB

  • memory/216-147-0x0000000000400000-0x00000000004A0000-memory.dmp

    Filesize

    640KB

  • memory/804-145-0x0000000000400000-0x00000000004A0000-memory.dmp

    Filesize

    640KB

  • memory/804-161-0x0000000000400000-0x00000000004A0000-memory.dmp

    Filesize

    640KB

  • memory/804-133-0x0000000000000000-mapping.dmp

  • memory/1360-142-0x0000000000000000-mapping.dmp

  • memory/1360-148-0x0000000000400000-0x00000000004A0000-memory.dmp

    Filesize

    640KB

  • memory/1360-164-0x0000000000400000-0x00000000004A0000-memory.dmp

    Filesize

    640KB

  • memory/1724-132-0x0000000000400000-0x00000000004A0000-memory.dmp

    Filesize

    640KB

  • memory/1724-153-0x0000000000400000-0x00000000004A0000-memory.dmp

    Filesize

    640KB

  • memory/3508-166-0x0000000000400000-0x00000000004A0000-memory.dmp

    Filesize

    640KB

  • memory/3508-151-0x0000000000400000-0x00000000004A0000-memory.dmp

    Filesize

    640KB

  • memory/3508-149-0x0000000000000000-mapping.dmp

  • memory/4008-136-0x0000000000000000-mapping.dmp

  • memory/4008-146-0x0000000000400000-0x00000000004A0000-memory.dmp

    Filesize

    640KB

  • memory/4008-162-0x0000000000400000-0x00000000004A0000-memory.dmp

    Filesize

    640KB

  • memory/4888-154-0x00007FF8D78D0000-0x00007FF8D78E0000-memory.dmp

    Filesize

    64KB

  • memory/4888-165-0x00007FF8D50A0000-0x00007FF8D50B0000-memory.dmp

    Filesize

    64KB

  • memory/4888-158-0x00007FF8D78D0000-0x00007FF8D78E0000-memory.dmp

    Filesize

    64KB

  • memory/4888-167-0x00007FF8D50A0000-0x00007FF8D50B0000-memory.dmp

    Filesize

    64KB

  • memory/4888-157-0x00007FF8D78D0000-0x00007FF8D78E0000-memory.dmp

    Filesize

    64KB

  • memory/4888-156-0x00007FF8D78D0000-0x00007FF8D78E0000-memory.dmp

    Filesize

    64KB

  • memory/4888-155-0x00007FF8D78D0000-0x00007FF8D78E0000-memory.dmp

    Filesize

    64KB

  • memory/4888-152-0x0000000000000000-mapping.dmp

  • memory/4888-173-0x00007FF8D78D0000-0x00007FF8D78E0000-memory.dmp

    Filesize

    64KB

  • memory/4888-174-0x00007FF8D78D0000-0x00007FF8D78E0000-memory.dmp

    Filesize

    64KB

  • memory/4888-175-0x00007FF8D78D0000-0x00007FF8D78E0000-memory.dmp

    Filesize

    64KB

  • memory/4888-176-0x00007FF8D78D0000-0x00007FF8D78E0000-memory.dmp

    Filesize

    64KB