Windows 7 deprecation

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

Analysis

  • max time kernel
    150s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    25/02/2024, 17:05

General

  • Target

    a453346112f8761afe8a9154335e17e3.exe

  • Size

    512KB

  • MD5

    a453346112f8761afe8a9154335e17e3

  • SHA1

    a480fd0777e4ac8bb991cb32d1c53ffb682eb25e

  • SHA256

    60b95a28ffe5cafe8531fdc9bda5a47dc1cc6aeeede3aa96f492896e1d61eb6b

  • SHA512

    394dd6281bf4f9d2fcddc0211cb1c56420a329cf1512c92467d0036c338ad3b50b5945089043d29c1c8e674222c855b549843c0008ca9f6ca918236bab2d1169

  • SSDEEP

    6144:1VY0W0sVVZ/dkq5BCoFaJ2i5Lf24C07N5OvSLTUF6pQxI6Upe2cBnTu19bcodj62:1gDhdkq5BCoC5LfWSLTUQpr2Zu19Qm57

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
  • Loads dropped DLL 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 6 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 5 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Office loads VBA resources, possible macro or embedded object present
  • Modifies Internet Explorer settings 1 TTPs 31 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of FindShellTrayWindow 18 IoCs
  • Suspicious use of SendNotifyMessage 18 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a453346112f8761afe8a9154335e17e3.exe
    "C:\Users\Admin\AppData\Local\Temp\a453346112f8761afe8a9154335e17e3.exe"
    1⤵
    • Loads dropped DLL
    • 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:2248
    • C:\Windows\SysWOW64\fqmkykyjdd.exe
      fqmkykyjdd.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
      • Loads dropped DLL
      • 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:2896
      • C:\Windows\SysWOW64\gemgvich.exe
        C:\Windows\system32\gemgvich.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:1716
    • C:\Windows\SysWOW64\dzwsolwvcgkygse.exe
      dzwsolwvcgkygse.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:2504
    • C:\Windows\SysWOW64\gemgvich.exe
      gemgvich.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:2768
    • C:\Windows\SysWOW64\tqjtbtcrxlpsb.exe
      tqjtbtcrxlpsb.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:2616
    • C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE
      "C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Windows\mydoc.rtf"
      2⤵
      • Drops file in Windows directory
      • Modifies Internet Explorer settings
      • Modifies registry class
      • Suspicious behavior: AddClipboardFormatListener
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2428
      • C:\Windows\splwow64.exe
        C:\Windows\splwow64.exe 12288
        3⤵
          PID:1908

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Roaming\Microsoft\Templates\Normal.dotm

      Filesize

      20KB

      MD5

      50f2cfaa2a490edcc61367464f8e4a57

      SHA1

      b9acceb6da4a93b244456301dab0570b629da224

      SHA256

      e88a985aa5b4c41c6d9577feddacc089d4eaa92deb815892a1265c07a7f7dc9a

      SHA512

      4f6d4e08f3986ee6f0134c73324cde63fed9fa4469874b6d8feb90a7636ff0b805b938ee74cfda99c6d52d319f3c08dcaf7512437b3f4443ccef4dbb2f154923

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

      Filesize

      512KB

      MD5

      c029329e120de3c0dd1c3e6035fa524e

      SHA1

      938b6a66303e188102e42939874f1fc4df61fea2

      SHA256

      8a954e0c801d9b6a7652e7457d6af6113c95163cacb34347c6c2b110cdbc0cad

      SHA512

      fd2d482ebea60bae4ad7180bbe4d01c640112cba97aee353ceffe70d5ab442d5ca700a229edd14202f4420790e1779c078ab65cdd8bb8ae01fccd9ce3f108d61

    • C:\Windows\SysWOW64\dzwsolwvcgkygse.exe

      Filesize

      512KB

      MD5

      bd8f1e04689c282555690aa307f8c8d7

      SHA1

      5e2d65cf8f3309830ff7591b2666fb3b8e0801a5

      SHA256

      719e73036df0a06e15dd6426ef930f92218d4deb56ed6c21a30f79c49db66faa

      SHA512

      da8a4128baeebf3a65aac17646533c3ccd2b2480f06112be713dff0ce5a4fc1284363fb79ade47aa4913b8907d1ac6dfe48495a37f3622f2bcb71995e566686e

    • C:\Windows\mydoc.rtf

      Filesize

      223B

      MD5

      06604e5941c126e2e7be02c5cd9f62ec

      SHA1

      4eb9fdf8ff4e1e539236002bd363b82c8f8930e1

      SHA256

      85f2405d1f67021a3206faa26f6887932fea71aea070df3efb2902902e2d03e2

      SHA512

      803f5f2fddbf29fef34de184eb35c2311b7a694740983ca10b54ef252dd26cda4987458d2569f441c6dedc3478bea12b45bfd3566f1b256504a0869ad3829df7

    • \Windows\SysWOW64\fqmkykyjdd.exe

      Filesize

      512KB

      MD5

      0a2db5ea27de75465a1d57bc41e900bf

      SHA1

      f7a5f2a2df38c6ce59cb5d978693372f9ddf009c

      SHA256

      311d38fa0965194c1691638b8943e8397f3c81a1888843277e9e3462f0e1da79

      SHA512

      9b645c7c5ec49c2ecc373e28d8e1033a67238d4cdddaeeca7da1345aed5eb97b8decf7a0fa3e1b21865bfd6c6573d8e6dfada20c22e72c23f022068a84adaedd

    • \Windows\SysWOW64\gemgvich.exe

      Filesize

      512KB

      MD5

      b68de159e638d5eb39356e3f28cce27b

      SHA1

      e912ea8df858f6d4268613befe9f83fe1b4c986e

      SHA256

      652c230e9220dd864bec7f7bc5f375835ec0e706751e1936d8d1bab792b25b90

      SHA512

      aef4b4e2f71576912c6236aab87524fe2edc6c5556db42312315149e1c845472654786223443912038539ac3530326d3580872e8a43fa7b00e53e5fb4518b73e

    • \Windows\SysWOW64\tqjtbtcrxlpsb.exe

      Filesize

      512KB

      MD5

      6a5b442999ef7c4ddec143b92fb54921

      SHA1

      d93dfe81dd6915ecb023b2659d356edfb1074285

      SHA256

      f2bc8186d480f2e0812b9392a087e68431d0ba26c79ca452c6ea6646f5c78187

      SHA512

      fcda5c174c66a17677692f745e92b5d957642a442c30ab24ab8c21417d1e31c71fef99d35dddb2db4129b77f71703c0b33a5da0029d05f0ca476a5f420c7b8dc

    • memory/2248-0-0x0000000000400000-0x0000000000496000-memory.dmp

      Filesize

      600KB

    • memory/2428-46-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

    • memory/2428-47-0x0000000070BAD000-0x0000000070BB8000-memory.dmp

      Filesize

      44KB

    • memory/2428-45-0x000000002FF21000-0x000000002FF22000-memory.dmp

      Filesize

      4KB

    • memory/2428-78-0x0000000070BAD000-0x0000000070BB8000-memory.dmp

      Filesize

      44KB

    • memory/2428-99-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB