Analysis

  • max time kernel
    185s
  • max time network
    185s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26/12/2023, 00:21

General

  • Target

    46013bfe74e462633b0e54804e2f12ae.exe

  • Size

    512KB

  • MD5

    46013bfe74e462633b0e54804e2f12ae

  • SHA1

    bfaf9597ecc87ff0ac60fa9216c9f0ce81c0267d

  • SHA256

    4ba1f2816660bf4865a204b1f40f60375c24e1ede57a53c50b77061f577bea10

  • SHA512

    82635ce0b2fa47c92f380e9971d2ea568099c4d17eec3349d583cc113d2673d8b92a93f499712dbc556d088528a02fd987c024489e2bbbfcb108c59b4a5c2e2e

  • SSDEEP

    6144:1VY0W0sVVZ/dkq5BCoFaJ2i5Lf24C07N5OvSLTUF6pQxI6Upe2cBnTu19bcodj6M:1gDhdkq5BCoC5LfWSLTUQpr2Zu19Qm5h

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
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 5 IoCs
  • 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 3 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 15 IoCs

    AutoIT scripts compiled to PE executables.

  • Drops file in System32 directory 9 IoCs
  • Drops file in Program Files directory 14 IoCs
  • Drops file in Windows directory 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • 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\46013bfe74e462633b0e54804e2f12ae.exe
    "C:\Users\Admin\AppData\Local\Temp\46013bfe74e462633b0e54804e2f12ae.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:3848
    • C:\Windows\SysWOW64\jcmgvtwlkb.exe
      jcmgvtwlkb.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:3512
      • C:\Windows\SysWOW64\lbgjxepe.exe
        C:\Windows\system32\lbgjxepe.exe
        3⤵
        • Executes dropped EXE
        • Enumerates connected drives
        • Drops file in Program Files directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        PID:3360
    • C:\Windows\SysWOW64\nmfkqsddbapzpop.exe
      nmfkqsddbapzpop.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:416
    • C:\Windows\SysWOW64\lbgjxepe.exe
      lbgjxepe.exe
      2⤵
      • Executes dropped EXE
      • Enumerates connected drives
      • Drops file in Program Files directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:4780
    • C:\Windows\SysWOW64\tfdgmhzoatrlw.exe
      tfdgmhzoatrlw.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:4660
    • 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:1344

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    35KB

    MD5

    3788a56ed90f370640daeb8a73b34318

    SHA1

    ed6dcfaf4ffd23d3f73fe756ea6ab87b8595fd6f

    SHA256

    923f9a32ce0d273133c5c3fbf3497c2a25ac34507324a0ef2eb1c3fd4e9e4c0c

    SHA512

    c30e5387dcb592df3bfa29e2619ff116f2f83d5a20c5d6ae5b4871e9c1491dd9d42004a9454a419e3b0dccaa1d5c4dcf0e38c110d71c21720be087aa7d52ca33

  • C:\Users\Admin\AppData\Roaming\Microsoft\Office\Recent\index.dat

    Filesize

    239B

    MD5

    12b138a5a40ffb88d1850866bf2959cd

    SHA1

    57001ba2de61329118440de3e9f8a81074cb28a2

    SHA256

    9def83813762ad0c5f6fdd68707d43b7ccd26633b2123254272180d76bc3faaf

    SHA512

    9f69865a791d09dec41df24d68ad2ab8292d1b5beeca8324ba02feba71a66f1ca4bb44954e760c0037c8db1ac00d71581cab4c77acbc3fb741940b17ccc444eb

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\fb3b0dbfee58fac8.customDestinations-ms

    Filesize

    3KB

    MD5

    bbe09dc1e5a062ccca3035010b4e012c

    SHA1

    b9896ea350585ffb9cfab703fc30e8f1666bc6c7

    SHA256

    c030af506ea22cf6113c2ec9a54dce1228ede01a02c6e0b06a334ce0fbc165a8

    SHA512

    21f247285d9c0048fbd3456ea612168237b4963aece76494e3c1062b1b16cb539294e4690635b2c62e3ba815939a9936e905e54fc992054547d6a3e61e6ceb23

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\fb3b0dbfee58fac8.customDestinations-ms

    Filesize

    3KB

    MD5

    5dbed80637745b8956f2034517b047b5

    SHA1

    55c7132dbf304b93a39166427b069f9375367b6a

    SHA256

    bc7a0dcf2298dee2c994a884d9593f106e01a19b177f871a884d65da24126c5c

    SHA512

    dd7b62c705a5cd43c2232e488cb3150977d20f3ea23c42bae937019d39e58cc28496e18c7dea14a4c98e112cf5d18aa322a8276e25656a7cb962e72bc40e6dbf

  • C:\Users\Admin\Documents\CompareSelect.doc.exe

    Filesize

    75KB

    MD5

    787169f8b4a1c40d75fc1574225837cc

    SHA1

    6422e5c9e540c49d1909e68551de157a74345428

    SHA256

    1450ca15728ade51583144c15a2e2e15e051f8313c6dccd9861dd6425f0d005c

    SHA512

    28ee4f42acd601201d57e8f3a7417e39c7f4532fe7cd9e255c09b168743802219aef0ca81517ada58c3ad8bb9cd406b2e0be20f7addd81ca3f33158bb5422c80

  • C:\Users\Admin\Music\InvokeBlock.doc.exe

    Filesize

    78KB

    MD5

    834c3712a0aec011ae14cfe237fd9207

    SHA1

    c96b3e095271efbf17c3cb96583c84539c1d44f7

    SHA256

    f4cf469c71f9811176d3a93d55f9069382f8624333ca6ac81cbcdf7c76943a5f

    SHA512

    3346443132fd67589cf611568c8f2d43198eda342190b2f197ae1c8a4978dda2ff1a36eca724ab1fe25951e445efd31c10ea923ee2c492946d145513450b34ba

  • C:\Windows\SysWOW64\jcmgvtwlkb.exe

    Filesize

    29KB

    MD5

    124e94ff2ccea905fe779675dd0e8f97

    SHA1

    ed49a5822b249a5471d16783189d08e7a7ed21bd

    SHA256

    417b3dec9079ce25bd15cebdbf0dbc3a1e56c33a89c6b7f4aa23e6029b28471b

    SHA512

    cbd2beba655b1f3abbc8906ebf92fd3940f0931f96ac12e716512d3bac51cc1d0bb293a3824608fa95938c47992c1bf5a198da7ffe7fa88b7cfe7c7cc1c53b8e

  • C:\Windows\SysWOW64\jcmgvtwlkb.exe

    Filesize

    58KB

    MD5

    8ba6e3e395dc265e40fd99b98d414958

    SHA1

    d8e5bd83b8d366b6a879af7e3ce0fe50eb4af710

    SHA256

    fe3250443012ec75ad7170ce17362ba49e29474d0f8702ece60c9b7b1260bfcf

    SHA512

    acbba146a97f210627ff57d964c0b9788e08b75beead6c6e96e3963fab8ccc5ddd6039e30085b53d1964f75cafbcf085e42e87e861e818b84b18123eab1ffd0b

  • C:\Windows\SysWOW64\lbgjxepe.exe

    Filesize

    23KB

    MD5

    ef697411936e74e66bbe548e0ac8c396

    SHA1

    f0518d0ea4f9ec558da920ac1148cd0f3de8ab55

    SHA256

    6dda11762c4a80615dc5a768f4b2f85ce974a8a72238547501a546ffefc49c2a

    SHA512

    0b8535b88bba72d2e6d0aca4a9b497f23cf521595c88b850f5bbcee6c1de340ccdb40145a9daea6abd955dc821eb35c1d2add99e58859da63799a2d5f0f53a77

  • C:\Windows\SysWOW64\lbgjxepe.exe

    Filesize

    33KB

    MD5

    c805d18886f3309100139cfc95158d2b

    SHA1

    e199dec7e07e3706e1c9ec25bc30e33c91ae42bd

    SHA256

    8a21472932af91514787f3f93d846063a2a3bc78abca1666377a515796b804d7

    SHA512

    113d9cfca0eda4e2334f2ad4b76701c9081a1f7a31ea5f5967abd2dcccf3768f912140a3fb52307d6abc493290f8c87c755da6200eaf7181d9bdb364df629d1f

  • C:\Windows\SysWOW64\lbgjxepe.exe

    Filesize

    5KB

    MD5

    8b75f548f625f5bcdefd8a002b413126

    SHA1

    cb30cad9b1eaab56528f063957982cd90c824589

    SHA256

    c8aedcde02051e1e93dda61a7e73daafdaf8ea9ff0458bc7ba8674a8bea7058b

    SHA512

    20212c80e77f458f4593d3b550a5b9a63dd0a34c6cb10dd0d450c0499da530baaee1839f5ae328313fc416ccf0b51d11205a90e576f43794f18af895b08be1b8

  • C:\Windows\SysWOW64\nmfkqsddbapzpop.exe

    Filesize

    17KB

    MD5

    b759829eeacc9c79f61a1c860e211ca4

    SHA1

    45d2297c8c033206157f1057f949e210666464ff

    SHA256

    e1a797e3d46463b129897dc9405c04ee1d1a78940fb58a1b6740072bfc7057fe

    SHA512

    ed7d8560f3badf62965a154ca891632f1deb3bdac4c0cffc47a6ee28681b2b3f2410f83dba29df7d9fd7d3574d405967d583f4529109a58d6234cb773c67c1c5

  • C:\Windows\SysWOW64\nmfkqsddbapzpop.exe

    Filesize

    23KB

    MD5

    036e92a88a4cfe01bfa014360b062990

    SHA1

    2c9f202d9cda9616d356d406ac297de4cbbaf932

    SHA256

    5dcc247d95beba4f80a8f5a0143498e8a35f6d3b9120bfbd10193a4655f0404a

    SHA512

    05603b50173b3c925ca292006eb1d723029cf8587018ebe071c326a83058b3bbcee8c35cb8822202ec6c36ecc7c0a2e5a3445eefdbcd193359eadfb59e5cb6ff

  • C:\Windows\SysWOW64\nmfkqsddbapzpop.exe

    Filesize

    22KB

    MD5

    b45f8434d9f2caa128f837fe0a0516b2

    SHA1

    da8c7ace986d9a1915e336e3aac8603d207c022e

    SHA256

    4cea35dd3c8320aea3e8d7f116080e83bc1a16c3a4194f8efbf61bcf233536f8

    SHA512

    e2f832549cf309942d2bb50524553c1ff95e21819f07e447b3788011d02d1b06f1d43755a3458fa1cf79f95328652fdef2eb274e300bcd23d32c15a031b66ed2

  • C:\Windows\SysWOW64\tfdgmhzoatrlw.exe

    Filesize

    17KB

    MD5

    ff77f7c586b09374ae3909b6c22f53fb

    SHA1

    93cee2bb616ecece397742f78758a1f689ab6523

    SHA256

    9cbf5adeb13e227138d5e8f0191bbaf5144992e6134685f9b65da95d204d3107

    SHA512

    26a0d37bab9cc9880561e6f421c6f9aca9a5134d85fc515ed6f2b57320801ed390c6001306873611313b0267c52d736875a7ce7b139caa8a06f23ec9057d14a7

  • C:\Windows\SysWOW64\tfdgmhzoatrlw.exe

    Filesize

    28KB

    MD5

    bb767caf7827b113394ca011a6d98bda

    SHA1

    9250c206400eaf81279382ed5daaacfb0bd897f7

    SHA256

    45a0750a5a9a99e88ad8fff0c056ef10052277f1a16f679fe3d61e59e88aebec

    SHA512

    28f05aa60b8969792e2e8220c17643ae06d470b69745fdc1df9bc65aab40f8f76c96acfa4de892d9cd2970d1f96a2cce18eb1c2b21ec05c90dcc8ab54755250e

  • C:\Windows\mydoc.rtf

    Filesize

    223B

    MD5

    06604e5941c126e2e7be02c5cd9f62ec

    SHA1

    4eb9fdf8ff4e1e539236002bd363b82c8f8930e1

    SHA256

    85f2405d1f67021a3206faa26f6887932fea71aea070df3efb2902902e2d03e2

    SHA512

    803f5f2fddbf29fef34de184eb35c2311b7a694740983ca10b54ef252dd26cda4987458d2569f441c6dedc3478bea12b45bfd3566f1b256504a0869ad3829df7

  • \??\c:\Users\Admin\Documents\CompareSelect.doc.exe

    Filesize

    122KB

    MD5

    66f72ed677095c09bf5cb3c2eaa97b6e

    SHA1

    f1cfffa22cea2581769d2f3dd39ad4a49d7b87a1

    SHA256

    d956488d5f87ca05f66025f7633b14648b2e8d02d114c662001463be6562f919

    SHA512

    dde4f19a7c41e2d77ac49a7aa516f4ddfb13e81ccaafc6ef717421771ec9b0424bf2825bdafe0eab2b50ce84367aa83c7a923dc3e3c957359b197b61f4f8d690

  • memory/1344-80-0x00007FFC8CBD0000-0x00007FFC8CDC5000-memory.dmp

    Filesize

    2.0MB

  • memory/1344-86-0x00007FFC8CBD0000-0x00007FFC8CDC5000-memory.dmp

    Filesize

    2.0MB

  • memory/1344-37-0x00007FFC4CC50000-0x00007FFC4CC60000-memory.dmp

    Filesize

    64KB

  • memory/1344-47-0x00007FFC4A4D0000-0x00007FFC4A4E0000-memory.dmp

    Filesize

    64KB

  • memory/1344-48-0x00007FFC4A4D0000-0x00007FFC4A4E0000-memory.dmp

    Filesize

    64KB

  • memory/1344-46-0x00007FFC8CBD0000-0x00007FFC8CDC5000-memory.dmp

    Filesize

    2.0MB

  • memory/1344-40-0x00007FFC4CC50000-0x00007FFC4CC60000-memory.dmp

    Filesize

    64KB

  • memory/1344-41-0x00007FFC4CC50000-0x00007FFC4CC60000-memory.dmp

    Filesize

    64KB

  • memory/1344-38-0x00007FFC4CC50000-0x00007FFC4CC60000-memory.dmp

    Filesize

    64KB

  • memory/1344-81-0x00007FFC8CBD0000-0x00007FFC8CDC5000-memory.dmp

    Filesize

    2.0MB

  • memory/1344-85-0x00007FFC8CBD0000-0x00007FFC8CDC5000-memory.dmp

    Filesize

    2.0MB

  • memory/1344-89-0x00007FFC8CBD0000-0x00007FFC8CDC5000-memory.dmp

    Filesize

    2.0MB

  • memory/1344-92-0x00007FFC8CBD0000-0x00007FFC8CDC5000-memory.dmp

    Filesize

    2.0MB

  • memory/1344-91-0x00007FFC8CBD0000-0x00007FFC8CDC5000-memory.dmp

    Filesize

    2.0MB

  • memory/1344-90-0x00007FFC8CBD0000-0x00007FFC8CDC5000-memory.dmp

    Filesize

    2.0MB

  • memory/1344-88-0x00007FFC8CBD0000-0x00007FFC8CDC5000-memory.dmp

    Filesize

    2.0MB

  • memory/1344-87-0x00007FFC8CBD0000-0x00007FFC8CDC5000-memory.dmp

    Filesize

    2.0MB

  • memory/1344-39-0x00007FFC8CBD0000-0x00007FFC8CDC5000-memory.dmp

    Filesize

    2.0MB

  • memory/1344-84-0x00007FFC8CBD0000-0x00007FFC8CDC5000-memory.dmp

    Filesize

    2.0MB

  • memory/1344-83-0x00007FFC8CBD0000-0x00007FFC8CDC5000-memory.dmp

    Filesize

    2.0MB

  • memory/1344-82-0x00007FFC8CBD0000-0x00007FFC8CDC5000-memory.dmp

    Filesize

    2.0MB

  • memory/1344-93-0x00007FFC8CBD0000-0x00007FFC8CDC5000-memory.dmp

    Filesize

    2.0MB

  • memory/1344-45-0x00007FFC8CBD0000-0x00007FFC8CDC5000-memory.dmp

    Filesize

    2.0MB

  • memory/1344-43-0x00007FFC4CC50000-0x00007FFC4CC60000-memory.dmp

    Filesize

    64KB

  • memory/1344-127-0x00007FFC4CC50000-0x00007FFC4CC60000-memory.dmp

    Filesize

    64KB

  • memory/1344-128-0x00007FFC4CC50000-0x00007FFC4CC60000-memory.dmp

    Filesize

    64KB

  • memory/1344-130-0x00007FFC4CC50000-0x00007FFC4CC60000-memory.dmp

    Filesize

    64KB

  • memory/1344-129-0x00007FFC4CC50000-0x00007FFC4CC60000-memory.dmp

    Filesize

    64KB

  • memory/1344-131-0x00007FFC8CBD0000-0x00007FFC8CDC5000-memory.dmp

    Filesize

    2.0MB

  • memory/1344-132-0x00007FFC8CBD0000-0x00007FFC8CDC5000-memory.dmp

    Filesize

    2.0MB

  • memory/1344-133-0x00007FFC8CBD0000-0x00007FFC8CDC5000-memory.dmp

    Filesize

    2.0MB

  • memory/1344-44-0x00007FFC8CBD0000-0x00007FFC8CDC5000-memory.dmp

    Filesize

    2.0MB

  • memory/1344-42-0x00007FFC8CBD0000-0x00007FFC8CDC5000-memory.dmp

    Filesize

    2.0MB

  • memory/3848-0-0x0000000000400000-0x0000000000496000-memory.dmp

    Filesize

    600KB