Analysis

  • max time kernel
    150s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16/03/2024, 11:17

General

  • Target

    cdee219572827a20303e2174e95c22cd.exe

  • Size

    512KB

  • MD5

    cdee219572827a20303e2174e95c22cd

  • SHA1

    a29275bd004d173aa4d9bf27af5e72678ad86bdc

  • SHA256

    3ea972462e7234f7c7907edbeb809ac0c5f66b1fc3f62d155e7b769b4dfd5d09

  • SHA512

    79611c0a3b24c51c8f210ae668977f46aad3be3d340451da2abc6306dbe824bc51b617dce767951545f5c217eb9ad130d1e1c2ebd7988aae785d7a07e5f3f640

  • SSDEEP

    6144:1VY0W0sVVZ/dkq5BCoFaJ2i5Lf24C07N5OvSLTUF6pQxI6Upe2cBnTu19bcodj6t:1gDhdkq5BCoC5LfWSLTUQpr2Zu19Qm5G

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 10 IoCs

    AutoIT scripts compiled to PE executables.

  • Drops file in System32 directory 13 IoCs
  • Drops file in Program Files directory 14 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\cdee219572827a20303e2174e95c22cd.exe
    "C:\Users\Admin\AppData\Local\Temp\cdee219572827a20303e2174e95c22cd.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:2264
    • C:\Windows\SysWOW64\mszxezpyie.exe
      mszxezpyie.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:4656
      • C:\Windows\SysWOW64\jqwlygyy.exe
        C:\Windows\system32\jqwlygyy.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:1408
    • C:\Windows\SysWOW64\ejyzyqvggqxlcsp.exe
      ejyzyqvggqxlcsp.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:2128
    • C:\Windows\SysWOW64\jqwlygyy.exe
      jqwlygyy.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\dgqtuapnsmhat.exe
      dgqtuapnsmhat.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:4616
    • 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:1916

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

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

          Filesize

          512KB

          MD5

          28669f33b09734fb673a9daa85ae2dac

          SHA1

          7a21f28abe23872c616f69a45ab915d868ed9508

          SHA256

          74bcd539bfb5599931dea25396fc0f7c8ad3658e39030163d092e058edb280ae

          SHA512

          af43ea7f3f9cd945b34e4e187d8c1ab99f5e98c144f3b08efbd8f07fbae8938ca6595467e68ae10723c2f731fab04be05b6ecb27b799de7df91799d8da1238a4

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

          Filesize

          512KB

          MD5

          b67eb2c20421be986c818965b321d315

          SHA1

          d85f4e53d93c4d7209c1655ee45a4872b2cbe0e5

          SHA256

          304a8d2fb80745d124f313a1f14d8564888760d12d1f379b9c09a9190ff59618

          SHA512

          411ff5a5573b1fd1ff1e2d645badaae1397b0e0d3597def78087ae2d6c47dc96f02d2c693c65be451284bbe023a156097a4759397d3f8172893d04b683bbebcf

        • 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

          bbf577841de89348500c0bcab2c6ba9b

          SHA1

          63b9f3677aad105c67f0f288795ccf0a114b9d03

          SHA256

          4cfac807213a58c1e6cac29b3fd56c260816483d53df5a589ad3f696d74d46e0

          SHA512

          3a8dba40ddb10fb5e44a2409cb268665155060084e36a2356f6d0c864c896f5e9ed8a354ae75224cba272c6e652468d9ec3d309ece3167633af8fdeb783440f0

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

          Filesize

          3KB

          MD5

          066f9599a4ff4b2790b4f6961c460481

          SHA1

          8b102d81ff3e8ff7dd6454f1dfe4f12df7fbf1f9

          SHA256

          14eeb1231aad92f91932269438a26ffc1fb105741a0482bd12ba47a6ee1f41c5

          SHA512

          52d9c6efa0289d77acf4a4c36e75c5fdd29a7936c753ec6c1a93e2ff4112d56c6fbd619ea4f0113ce358ca0c93781df6914a8a004bb60da61327bdab18f3d759

        • C:\Windows\SysWOW64\dgqtuapnsmhat.exe

          Filesize

          512KB

          MD5

          f6d91ac6d48d014eec5b016333cf9769

          SHA1

          389fa055318bafbb0e18838d28c7dc7190e68648

          SHA256

          2f55ce3f414048c798e39a886c71408adf081ae5d21c9485bcddd940c716b2cc

          SHA512

          8c1bb3a93af757744f3904e8b5aa06cd9f09d60428fa7ac0bc53ba7fc1855d3db21e40d3ce3cd25522b22ea8aebc9e075af2a584378cf33a57465cf261cefc9c

        • C:\Windows\SysWOW64\ejyzyqvggqxlcsp.exe

          Filesize

          512KB

          MD5

          37f9ebb2a54bfe4c25ffb48adf3cb5b9

          SHA1

          b90ebfbafdcc721dd234608affc8b632f60aa9a3

          SHA256

          240609135de5f69cd1c11445d8c7232bad166d07a934fcdfccf9aa10c9e6ba0a

          SHA512

          4f7dc48628e865df13c0a5eb2636293a54933a1d8e080fabb54e490d52ab25c367e3c6f714136dd3f10d43b6599b179444db2db7118cc63dfa00b831456288d1

        • C:\Windows\SysWOW64\jqwlygyy.exe

          Filesize

          512KB

          MD5

          883ca2a809ffbb4dd7b87939b24dc063

          SHA1

          cbfadbf9d81ac0eef3744d8ebd437f630a8be974

          SHA256

          092e1ee6d590318831ca04470097daff2c9cd821e4d994594fd78436968cf6ac

          SHA512

          1ed950fc2f16c45d612f759248a2a48f5519a1bee3ee285caebbfbb27b38bd3f76e32a91765d549a7a413865363b0fabb83c243c67f2e3e3a55fd40cb7f6e316

        • C:\Windows\SysWOW64\jqwlygyy.exe

          Filesize

          253KB

          MD5

          a6463f2ba93d2daf4285607e829eb381

          SHA1

          0913cbe05a0805413ea2b56d2539927d4f1ff14e

          SHA256

          d36bb7cb64b1652c481bb0c072d7eef0b930dc13ba018ea0f0d691ae75fcba29

          SHA512

          3abd60e4763d29f0d25f939617764d61a83e541e8493024129a54f234318877cd14f33b350665c4591fae93622afaa37ba4d985120bb5f9b620284b13b61b077

        • C:\Windows\SysWOW64\mszxezpyie.exe

          Filesize

          512KB

          MD5

          023f5b7f0d0261cd848b3e43f4f98f2e

          SHA1

          809a1e16b2440cd7ce1edad4828370884c3c5d69

          SHA256

          1b9ef2e659d944147c867c0a9903df5d9734bed99e4a5a3e60429ffaa2b1ad35

          SHA512

          c592cf84379e3721dfa4c964713b5c7679cd4eb3f0acf37dfda154b3da50de495b02b97cbbff897fc51ac8c960ec449e23594e554f93898c7306f9e29399e411

        • C:\Windows\mydoc.rtf

          Filesize

          223B

          MD5

          06604e5941c126e2e7be02c5cd9f62ec

          SHA1

          4eb9fdf8ff4e1e539236002bd363b82c8f8930e1

          SHA256

          85f2405d1f67021a3206faa26f6887932fea71aea070df3efb2902902e2d03e2

          SHA512

          803f5f2fddbf29fef34de184eb35c2311b7a694740983ca10b54ef252dd26cda4987458d2569f441c6dedc3478bea12b45bfd3566f1b256504a0869ad3829df7

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

          Filesize

          512KB

          MD5

          ea226da2fdd24ad10ad90f61aaf1a3c8

          SHA1

          7e7ef8cc04b220137130eb15cb99d23d0477d5b8

          SHA256

          70173631ecb03905298d2b2b3bd50c4d6716a8ae0274b6834a227caf8d14af1f

          SHA512

          b31acb6d00bf439550365e4197bd673e560ce0672025c3201a6c5dfab5a17f703afdcb485db75e21d02cbeae3939d80982ccc3277640dbb106c846a7bcbf45f5

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

          Filesize

          512KB

          MD5

          34bf90ff444a91d0124a9bbc3fd4ba6b

          SHA1

          96533402314e9903faf8a97cdee9902963d62338

          SHA256

          764ac570c636a9fe9eeb4b11418e77301b2a4609df9ea3d45974c38e48788b84

          SHA512

          23c5ede6cfd247f5e7a77254859691146c905e63f1a6913dc5965d451e257b9a5e83140c36c8786d518cbb1062dd956091dc2a7b0ec8d9c3618f83c47374b53c

        • memory/1916-41-0x00007FFC3ABB0000-0x00007FFC3ABC0000-memory.dmp

          Filesize

          64KB

        • memory/1916-108-0x00007FFC7AB30000-0x00007FFC7AD25000-memory.dmp

          Filesize

          2.0MB

        • memory/1916-46-0x00007FFC7AB30000-0x00007FFC7AD25000-memory.dmp

          Filesize

          2.0MB

        • memory/1916-47-0x00007FFC7AB30000-0x00007FFC7AD25000-memory.dmp

          Filesize

          2.0MB

        • memory/1916-48-0x00007FFC7AB30000-0x00007FFC7AD25000-memory.dmp

          Filesize

          2.0MB

        • memory/1916-49-0x00007FFC7AB30000-0x00007FFC7AD25000-memory.dmp

          Filesize

          2.0MB

        • memory/1916-50-0x00007FFC384A0000-0x00007FFC384B0000-memory.dmp

          Filesize

          64KB

        • memory/1916-51-0x00007FFC7AB30000-0x00007FFC7AD25000-memory.dmp

          Filesize

          2.0MB

        • memory/1916-52-0x00007FFC384A0000-0x00007FFC384B0000-memory.dmp

          Filesize

          64KB

        • memory/1916-44-0x00007FFC7AB30000-0x00007FFC7AD25000-memory.dmp

          Filesize

          2.0MB

        • memory/1916-43-0x00007FFC3ABB0000-0x00007FFC3ABC0000-memory.dmp

          Filesize

          64KB

        • memory/1916-42-0x00007FFC7AB30000-0x00007FFC7AD25000-memory.dmp

          Filesize

          2.0MB

        • memory/1916-39-0x00007FFC3ABB0000-0x00007FFC3ABC0000-memory.dmp

          Filesize

          64KB

        • memory/1916-134-0x00007FFC7AB30000-0x00007FFC7AD25000-memory.dmp

          Filesize

          2.0MB

        • memory/1916-40-0x00007FFC7AB30000-0x00007FFC7AD25000-memory.dmp

          Filesize

          2.0MB

        • memory/1916-38-0x00007FFC7AB30000-0x00007FFC7AD25000-memory.dmp

          Filesize

          2.0MB

        • memory/1916-37-0x00007FFC3ABB0000-0x00007FFC3ABC0000-memory.dmp

          Filesize

          64KB

        • memory/1916-106-0x00007FFC7AB30000-0x00007FFC7AD25000-memory.dmp

          Filesize

          2.0MB

        • memory/1916-107-0x00007FFC7AB30000-0x00007FFC7AD25000-memory.dmp

          Filesize

          2.0MB

        • memory/1916-45-0x00007FFC3ABB0000-0x00007FFC3ABC0000-memory.dmp

          Filesize

          64KB

        • memory/1916-130-0x00007FFC3ABB0000-0x00007FFC3ABC0000-memory.dmp

          Filesize

          64KB

        • memory/1916-131-0x00007FFC3ABB0000-0x00007FFC3ABC0000-memory.dmp

          Filesize

          64KB

        • memory/1916-132-0x00007FFC3ABB0000-0x00007FFC3ABC0000-memory.dmp

          Filesize

          64KB

        • memory/1916-133-0x00007FFC3ABB0000-0x00007FFC3ABC0000-memory.dmp

          Filesize

          64KB

        • memory/2264-0-0x0000000000400000-0x0000000000496000-memory.dmp

          Filesize

          600KB