Windows 7 deprecation

Windows 7 will be removed from tria.ge on 2025-03-31

Analysis

  • max time kernel
    150s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31/12/2023, 14:34

General

  • Target

    39faf8ddc75b4758a1a35b1c3841a776.exe

  • Size

    512KB

  • MD5

    39faf8ddc75b4758a1a35b1c3841a776

  • SHA1

    c1909d6b03d78abc536fd19c6c083a92a6c4a2d2

  • SHA256

    6148091e925f575ac4977fc4120455f5269dcabcc850997b55dd0f7dc2567662

  • SHA512

    de906f80ebcf32659b2bf48ed3d6e08a37f319cfeabca3148fae21394e66e2d4b9dc86ceb1537d41cd6493ea7d21a3fbb960428e9692fd57f22880dcfc65eb0a

  • SSDEEP

    6144:1VY0W0sVVZ/dkq5BCoFaJ2i5Lf24C07N5OvSLTUF6pQxI6Upe2cBnTu19bcodj6v:1gDhdkq5BCoC5LfWSLTUQpr2Zu19Qm58

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 18 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 19 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\39faf8ddc75b4758a1a35b1c3841a776.exe
    "C:\Users\Admin\AppData\Local\Temp\39faf8ddc75b4758a1a35b1c3841a776.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:3136
    • C:\Windows\SysWOW64\gikchvknzy.exe
      gikchvknzy.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:2352
      • C:\Windows\SysWOW64\uhwaauwy.exe
        C:\Windows\system32\uhwaauwy.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:1316
    • C:\Windows\SysWOW64\zjrfqqssowewc.exe
      zjrfqqssowewc.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:5840
    • C:\Windows\SysWOW64\uhwaauwy.exe
      uhwaauwy.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:3624
    • C:\Windows\SysWOW64\fxomsazbsfxihxq.exe
      fxomsazbsfxihxq.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:2712
    • 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:4564

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    34KB

    MD5

    ebf291be7bb846c7283ec72417cf72b7

    SHA1

    b97fac339d370e87170eac35f938a9f03129dae1

    SHA256

    c08eaf54514f2d880ff73d93b95b98bb4afb5b5056495135ad605e06589f0a76

    SHA512

    5b172daa72be0858dad3e92a739e83aabd4607889a3a0a583e3a1315e0fb03f222da5d5ef1e92862cebf894e2487f15f579df66e51d9d8d0ff9d97c2be909e4e

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

    Filesize

    69KB

    MD5

    296b9bbdc792d87f207b1f560cf8d60f

    SHA1

    668f7ee3c96ef5517a4026b2777cb551f7784d63

    SHA256

    dfbbfe2062d38fddef6ce01ad66385edb8ef4b42233470ccb64fe1fc1b12acb5

    SHA512

    df4708c918ad116c4da3104e81372613d2c8b94f6f14d8259adb45904777149e41c5be5d63a7b185545d7c04661895a7604c5fdb24f245685c9bd70d8b0920ed

  • 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

    7a979bcd981d7dca26a4fd00e6e3c00a

    SHA1

    941c0dafc5014f0ae16efcfea8c88d327fe7def6

    SHA256

    7336d169641cc5e7486ca2cb49387f8cf986d915a7959f51097f1e772d456738

    SHA512

    f582fa9725c1b6a2c5a9565fc4dca2a9b9bf8df92227fbc2b8e5ceb04252104c3e5d1015a1004225181448099051fb95a4c6e43c7bed04d9a5a5b8112541b382

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

    Filesize

    3KB

    MD5

    ef9677ee80a08581f9a4b43c86436bee

    SHA1

    bddeac74246c9858e1c399772ca83fffb8f44e12

    SHA256

    a1aa6d1f8725d98487a5c49d5d5db50603e04c2e72bc389964f418914788713c

    SHA512

    e73b8c08a23983ba5a7ae37f8ebb5e5bca745c8d540d40166eb01f338ea1edbefcc046af9a50c086bcbcf7d0e81944e26750734212cc2885883531a05632db9c

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

    Filesize

    142KB

    MD5

    5a9370af373542f3e21e1a8c4f2c36da

    SHA1

    2c5e7850f8c18ca2d813ffee4b4b1f7486fbb419

    SHA256

    74c65ac1b80254a24b7e8c3c0c4343ff22d40a5cb0ad72bdf5d7c736b2589be1

    SHA512

    ae5ea277631eae6ce9bb05a31bbcfb24a6c7d07523351045e569c0dc2bc3942a24663a19f5e5a900c798331e5b2ccce349a4720c2e036abe3a28aae12511db0a

  • C:\Windows\SysWOW64\fxomsazbsfxihxq.exe

    Filesize

    47KB

    MD5

    e4600ab59246343a67a56ba96d0775be

    SHA1

    c2c4f6f33dc7ad68d9d798a47e15b8419805e8df

    SHA256

    fa26230a3e627efa9f304a5034cca8d1fb0b5728743160288ccc72b7e7faee6c

    SHA512

    6d19ed368b625be102b0bd6daac04548d7439d2a17c3141ead234e44c6e32985164e1990bdf5785e1e3558267ed478f8bfcbeb50f6d9530fd7625c7e8f167acc

  • C:\Windows\SysWOW64\fxomsazbsfxihxq.exe

    Filesize

    56KB

    MD5

    0ae3879933a7a62ee6c89f2afb50aad8

    SHA1

    70370d5a6a81f019e3869aaaef147c86385121d5

    SHA256

    fd10bba604fbb0a713ba915262828a67aa2c649cdec86e87ff98a3e5afcbb3aa

    SHA512

    5ef4173775ad3e3e9a575310430780bfb20dbfa05bbde55adc45bd5df76d073a3a957f7f32d6018c1eae8bb4da6a6c7d6361e13f8b36888aa7da81ed7236025a

  • C:\Windows\SysWOW64\fxomsazbsfxihxq.exe

    Filesize

    207KB

    MD5

    6eb5c2b06b5b61957be625e5dccd3828

    SHA1

    ff1fbb5276184c9049e85d21bcdd21384d9160ba

    SHA256

    71e33bbd92a3d525257498bdf3de005af100daa5241df2598ff456ad22211dba

    SHA512

    84e0145c6a4812995d542d704984fa2a0b6c37f8f17afc20b60a23b7c304ed2d6cf6ef8856a9648d9c84be09afa7d19809872875993fb1d2fb2d68ec865587c0

  • C:\Windows\SysWOW64\gikchvknzy.exe

    Filesize

    269KB

    MD5

    3161b6b4413d72a8e3c3fe7a626b11ad

    SHA1

    5e3a8bec773307fd596bdfb0034c9385a04257f8

    SHA256

    289342640ccdbf6d672b78e70022299815918dc99716aa54a2d808a89c1fa77e

    SHA512

    1fc01a93797855fb327fbbdd60ac18025771288731ec1bfa372e151a321ec469f9b45ea4cc53abc2ec1bda05471eeb403fd5bb009fd8827f2e316b6196be86ec

  • C:\Windows\SysWOW64\gikchvknzy.exe

    Filesize

    52KB

    MD5

    71e09d198d98d71fb22189d10422a858

    SHA1

    e36b8043138af8b680f71af06d22bfb4be8a0798

    SHA256

    569d01cc926459cc617d5539e55f38d5bf1959725c958f206a8a94ab0513cef3

    SHA512

    ab913deda65d003b97d3e5778cc9b72284f24616ff1d076ce75b6023f7f3c8a8bae867323eeb9aa8f45fcff931a83ae30510d272cd0852a011ab393c20e64c51

  • C:\Windows\SysWOW64\uhwaauwy.exe

    Filesize

    49KB

    MD5

    46e4e9cc790212ccdb9952fa96e55793

    SHA1

    1c638133ea654ab0dec4c67015bce04aa96019fa

    SHA256

    338ff390d676217bd8200e896204ff1e0768b51a95f188e5bb28c501d2393efd

    SHA512

    cca2d3407a72113a670fae67e91540c7be0a84cbf64fb44d15e7118a19319d2e5aea004e0bf5d49ba715af19197c80f95aa68c588c507234cd5c29564c42c94b

  • C:\Windows\SysWOW64\uhwaauwy.exe

    Filesize

    41KB

    MD5

    68856976b4466df7676daa981ba8fe95

    SHA1

    c8f9ce2027a42e10e1cf03b6cc97b12c1dffbe98

    SHA256

    903d5f642fde69ae1ac38bf203034fdf08a9b5a6e991e5135c4c8eff95329dc8

    SHA512

    2005a5a038bd195d8efb203301d18ddc3aaad68bbdbeee13bff86495a502c61b92e2af3e233b27ab2bf8ea3d64acef2019c18def64b45036077feb8e756d3775

  • C:\Windows\SysWOW64\uhwaauwy.exe

    Filesize

    143KB

    MD5

    33f089f58065917fc572dba070eb535a

    SHA1

    be0a7b72759f255e04052c5f066180e8a900c5c8

    SHA256

    e9c57d009b2d4de65be78ea172e2659d4fa4f1261d9d32a246d6524fe35fbeec

    SHA512

    36fb5098d488fa38f79763ce1aadfe2d35482b8f285635ce6db6d31450688415b87d848fec718c06c80fc395169bd52079abd7ecb3ae7f38d0802278d935d9a1

  • C:\Windows\SysWOW64\zjrfqqssowewc.exe

    Filesize

    57KB

    MD5

    3a81bb7f89fff51fd80d1e9e1e60471f

    SHA1

    7c04e73b47855108f7cb0f1f8e76b71078d74158

    SHA256

    7afee2b09ec479879bca80da134ceff2df40ad8eff99ed5b1461e6b64e3c474e

    SHA512

    d8500626b99b14b8e441c88b9a8431db9188b5dea17610b1d5ff35a199195026f6c9961281e7c3a4babe8c88b1a949a03a42c6872e2eb0ec1761f65095f777cc

  • C:\Windows\SysWOW64\zjrfqqssowewc.exe

    Filesize

    22KB

    MD5

    75dc2bb818edcddc1a47c7158bd8a06c

    SHA1

    0c04ade97e81f3fe25805f153d4146a68b7c337b

    SHA256

    e4ba6bd5aa524675d34022e0abfe643f0cb40255b2e06d2fb878bf636f32d12a

    SHA512

    df90726bac6e876a1795acd4d3fbe3f7bf6bff89cc59d63587075e314841c961a86610793e1d85d716dfcdd99d3647767d2def7e17b246599705f1335c391578

  • C:\Windows\mydoc.rtf

    Filesize

    223B

    MD5

    06604e5941c126e2e7be02c5cd9f62ec

    SHA1

    4eb9fdf8ff4e1e539236002bd363b82c8f8930e1

    SHA256

    85f2405d1f67021a3206faa26f6887932fea71aea070df3efb2902902e2d03e2

    SHA512

    803f5f2fddbf29fef34de184eb35c2311b7a694740983ca10b54ef252dd26cda4987458d2569f441c6dedc3478bea12b45bfd3566f1b256504a0869ad3829df7

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

    Filesize

    99KB

    MD5

    821912b1238e5ec089b7f4e4648d5d92

    SHA1

    51a0d563416ac0b236da9b0b1a6109c05485fecb

    SHA256

    37c1021c2038a28d1ee4438f48e1641c7ddb330cd3aa85a45e1988be3a925944

    SHA512

    4b86b74fb4c04b62740e46903ced47f966648b21a9d38b396da56ff7a8aebb79dddfe183c77a618359bbfb1ea634a7f54c3fbadc4583f42ddf5fae5f504cd647

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

    Filesize

    235KB

    MD5

    c094ed281f716f88e4416665a4cd218c

    SHA1

    b29aa861f627ec601b55937fd3cfdde7bac418b7

    SHA256

    6c2a9cab990da35a0c9048cdcc960f37ed32d1c697a853319fa3d11b86753e15

    SHA512

    98cea23193bfde44c343b0a8ee2ff17872dbb2947f0e689b3df0179452d50bee9d6b285907bf8c3c4cc994d9816d8400b7676252d8cb31dd1eb34a2f9fd132ae

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

    Filesize

    242KB

    MD5

    3d90fb418660d175dbbbd17f41dd2d89

    SHA1

    5d4030962e9ddef3800d233b3196dde29db8cbba

    SHA256

    c2a859bdec7058150c723f06f366cc1adcf22aedf40bdc4670a17508bcf16c50

    SHA512

    15cc927f473b42f6d7b4df4d6803074e19fcd2ff7041db5ecf75505c998f68f4818b082623610c3527d66b42afa4aa687e1f607aa1f2264188f6456e01c54218

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

    Filesize

    113KB

    MD5

    dc618e2746e9f24e1b2e2bb5830bc3a1

    SHA1

    cd317fef4e4071d77c7dc4d4121b5adf5c52d188

    SHA256

    8aed40596bf5ceff55e81e1d6d2bcef8a4ff6b578260b9f869aca27f6abbbcf5

    SHA512

    09092ff9d8888887fc515699ba51f3865efdef2fbee1c4de854668ed47a8ab3111ee3dadffac729a399ffce8e41aa0f8e4cd18a0d215d3473526758e595ebb17

  • memory/3136-0-0x0000000000400000-0x0000000000496000-memory.dmp

    Filesize

    600KB

  • memory/4564-44-0x00007FFD20730000-0x00007FFD20925000-memory.dmp

    Filesize

    2.0MB

  • memory/4564-52-0x00007FFD20730000-0x00007FFD20925000-memory.dmp

    Filesize

    2.0MB

  • memory/4564-59-0x00007FFD20730000-0x00007FFD20925000-memory.dmp

    Filesize

    2.0MB

  • memory/4564-58-0x00007FFD20730000-0x00007FFD20925000-memory.dmp

    Filesize

    2.0MB

  • memory/4564-60-0x00007FFD20730000-0x00007FFD20925000-memory.dmp

    Filesize

    2.0MB

  • memory/4564-51-0x00007FFD20730000-0x00007FFD20925000-memory.dmp

    Filesize

    2.0MB

  • memory/4564-50-0x00007FFD20730000-0x00007FFD20925000-memory.dmp

    Filesize

    2.0MB

  • memory/4564-49-0x00007FFCDE750000-0x00007FFCDE760000-memory.dmp

    Filesize

    64KB

  • memory/4564-56-0x00007FFD20730000-0x00007FFD20925000-memory.dmp

    Filesize

    2.0MB

  • memory/4564-42-0x00007FFD20730000-0x00007FFD20925000-memory.dmp

    Filesize

    2.0MB

  • memory/4564-40-0x00007FFCE07B0000-0x00007FFCE07C0000-memory.dmp

    Filesize

    64KB

  • memory/4564-39-0x00007FFD20730000-0x00007FFD20925000-memory.dmp

    Filesize

    2.0MB

  • memory/4564-37-0x00007FFD20730000-0x00007FFD20925000-memory.dmp

    Filesize

    2.0MB

  • memory/4564-55-0x00007FFCDE750000-0x00007FFCDE760000-memory.dmp

    Filesize

    64KB

  • memory/4564-35-0x00007FFCE07B0000-0x00007FFCE07C0000-memory.dmp

    Filesize

    64KB

  • memory/4564-53-0x00007FFD20730000-0x00007FFD20925000-memory.dmp

    Filesize

    2.0MB

  • memory/4564-54-0x00007FFD20730000-0x00007FFD20925000-memory.dmp

    Filesize

    2.0MB

  • memory/4564-57-0x00007FFD20730000-0x00007FFD20925000-memory.dmp

    Filesize

    2.0MB

  • memory/4564-48-0x00007FFD20730000-0x00007FFD20925000-memory.dmp

    Filesize

    2.0MB

  • memory/4564-46-0x00007FFD20730000-0x00007FFD20925000-memory.dmp

    Filesize

    2.0MB

  • memory/4564-43-0x00007FFD20730000-0x00007FFD20925000-memory.dmp

    Filesize

    2.0MB

  • memory/4564-41-0x00007FFCE07B0000-0x00007FFCE07C0000-memory.dmp

    Filesize

    64KB

  • memory/4564-38-0x00007FFCE07B0000-0x00007FFCE07C0000-memory.dmp

    Filesize

    64KB

  • memory/4564-36-0x00007FFCE07B0000-0x00007FFCE07C0000-memory.dmp

    Filesize

    64KB

  • memory/4564-121-0x00007FFD20730000-0x00007FFD20925000-memory.dmp

    Filesize

    2.0MB

  • memory/4564-122-0x00007FFD20730000-0x00007FFD20925000-memory.dmp

    Filesize

    2.0MB

  • memory/4564-123-0x00007FFD20730000-0x00007FFD20925000-memory.dmp

    Filesize

    2.0MB

  • memory/4564-145-0x00007FFCE07B0000-0x00007FFCE07C0000-memory.dmp

    Filesize

    64KB

  • memory/4564-146-0x00007FFCE07B0000-0x00007FFCE07C0000-memory.dmp

    Filesize

    64KB

  • memory/4564-148-0x00007FFD20730000-0x00007FFD20925000-memory.dmp

    Filesize

    2.0MB

  • memory/4564-150-0x00007FFD20730000-0x00007FFD20925000-memory.dmp

    Filesize

    2.0MB

  • memory/4564-149-0x00007FFCE07B0000-0x00007FFCE07C0000-memory.dmp

    Filesize

    64KB

  • memory/4564-147-0x00007FFCE07B0000-0x00007FFCE07C0000-memory.dmp

    Filesize

    64KB

  • memory/4564-152-0x00007FFD20730000-0x00007FFD20925000-memory.dmp

    Filesize

    2.0MB

  • memory/4564-151-0x00007FFD20730000-0x00007FFD20925000-memory.dmp

    Filesize

    2.0MB