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Overview

overview

10

Static

static

5

1694c0fe69...47.exe

windows7-x64

10

1694c0fe69...47.exe

windows10-2004-x64

7

Analysis

  • max time kernel
    20s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    03/01/2024, 14:57

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General

  • Target

    1694c0fe69e7b2a5e1fb8f76de91fa47.exe

  • Size

    512KB

  • MD5

    1694c0fe69e7b2a5e1fb8f76de91fa47

  • SHA1

    96ef777ac2d8b9d5a2e7abca0954efc4a29bfa32

  • SHA256

    8211aac46563d0fe4e35480ba6879a4d54311e918bf022d8df6a360cc0c87c20

  • SHA512

    197ba89c8fb623d522f726fbaaa91fc9ba5976ae862aa6bae0bbb2467034807dc12ea83799cb33812b0d6ecc157a83155a30ea457c2ceb9a05ac6e8e2f6ac1ff

  • SSDEEP

    6144:1VY0W0sVVZ/dkq5BCoFaJ2i5Lf24C07N5OvSLTUF6pQxI6Upe2cBnTu19bcodj6S:1gDhdkq5BCoC5LfWSLTUQpr2Zu19Qm5v

Score
10/10
evasionpersistencespywarestealertrojan

Malware Config

Signatures

  • Modifies visibility of file extensions in Explorer 2 TTPs 1 IoCs
    evasion
  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
    evasion
  • Windows security bypass 2 TTPs 5 IoCs
    evasiontrojan
  • Disables RegEdit via registry modification 1 IoCs
    evasion
  • 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.

    spywarestealer
  • Windows security modification 2 TTPs 6 IoCs
    evasiontrojan
  • Adds Run key to start application 2 TTPs 3 IoCs
    persistence
  • 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
    persistence
  • AutoIT Executable 10 IoCs

    AutoIT scripts compiled to PE executables.

  • Drops file in System32 directory 9 IoCs
  • Drops file in Program Files directory 15 IoCs
  • Drops file in Windows directory 4 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
    adwarespyware
  • 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\1694c0fe69e7b2a5e1fb8f76de91fa47.exe
    "C:\Users\Admin\AppData\Local\Temp\1694c0fe69e7b2a5e1fb8f76de91fa47.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:1728
    • C:\Windows\SysWOW64\jvqwhytnkk.exe
      jvqwhytnkk.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:2772
      • C:\Windows\SysWOW64\riyucvlu.exe
        C:\Windows\system32\riyucvlu.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:2860
    • 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:2644
      • C:\Windows\splwow64.exe
        C:\Windows\splwow64.exe 12288
        3⤵
          PID:2124
      • C:\Windows\SysWOW64\eoajitncvzwva.exe
        eoajitncvzwva.exe
        2⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        PID:2876
      • C:\Windows\SysWOW64\riyucvlu.exe
        riyucvlu.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:2576
      • C:\Windows\SysWOW64\thtvgamrporikzj.exe
        thtvgamrporikzj.exe
        2⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        PID:2984

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Windows\SysWOW64\eoajitncvzwva.exe
      Filesize

      92KB

      MD5

      6662b185f19fbf697c56a25c92de7961

      SHA1

      0df0c0df0de3724258df2549c583e3c934aca726

      SHA256

      c11edb9e97848e20319fba876d9382c7193f68323eff1f7ed805bb04303bdc86

      SHA512

      c6e2cb83f68a63ca299dae843d2697d41dab8b565fb4005755b0d255b388779b6c1dad97375009c995f0a3d2e0acb4cc820090ca5dc24ee11e1a3de5b1a4921f

      Download Submit

    • C:\Windows\SysWOW64\jvqwhytnkk.exe
      Filesize

      386KB

      MD5

      d867a655ae492b330d5de03a1a554ca7

      SHA1

      ed3013d39ff6fe5e8431a2b229becd2e04926e61

      SHA256

      542bf8c10a61473225004305bf2a49d8ef5106f4ef0c62af504926db90c0edd1

      SHA512

      0b692aaa4d2d1d8b7ea6ac2e5b5b41884744a7bda3102634e5bb73b6a725caadada5f94b2759826e3dc354824055b183ecd35d47c0e9578082d3a05148f533dc

      Download Submit

    • C:\Windows\SysWOW64\riyucvlu.exe
      Filesize

      93KB

      MD5

      257f28bd5bdc2b725434b7ab570814e7

      SHA1

      972446e0f8d210c5d6f42a57a921391a236d564d

      SHA256

      d80f45a5995ba038d69dbe87f7c12827ffa2b53e79beedb0bc6ee91c10a61688

      SHA512

      c27aa91c3c3605941a1a121021c840fc7886cf27d43e9d6b2c371888a276d9dfd39135600a4f933f62dfa3d46cb6e12de6e31b3f8b939676701ff37f8cc61575

      Download Submit

    • C:\Windows\SysWOW64\thtvgamrporikzj.exe
      Filesize

      381KB

      MD5

      30aec9e0b33fbd99234328357879f812

      SHA1

      3c9d37139d4ccfe2b694afba9633170d0f510a92

      SHA256

      15aad0daaaeea2f1eb8d19a8999f42844b2885d6bef949f6787feba7dad46563

      SHA512

      2060f2cc8c90181dd0a9965f0ff3a94aece08c82c4a68454846f66778bc60dade3ba5ddc38be57311ff4a7bd78217b89a9cd09837eee4b5d9893277299dad415

      Download Submit

    • C:\Windows\SysWOW64\thtvgamrporikzj.exe
      Filesize

      145KB

      MD5

      cc6815f30126f7ca6c06571269201255

      SHA1

      ca3f88f4747d7a7d0f27060e65cf0877b7733596

      SHA256

      71b0994c8cfc31f1d098a4fa04a6d1fed6c7c5fbaebb632c77a504c1012a0991

      SHA512

      3540e7997356b2accaf7a22806bfba6f552acbc12ec2116f0645dbea75e26a847487061867825a1234d0ddbd072aac4b95196c29a4cd8796c3ee992e7ea336c0

      Download Submit

    • \Windows\SysWOW64\jvqwhytnkk.exe
      Filesize

      512KB

      MD5

      9e213ecc97a67c68f51710d6ca5ba036

      SHA1

      5c8f087fa20ee489d230b6ca9c1da19e6c50822c

      SHA256

      d551be32a8745a1f9e0e9f3796b0797f6ad08b4191a5bbce9a6073938579e80e

      SHA512

      e251bd53f967c5e9beffb27f5b094ecd825e5067750aa30092496d24e6a78f0ab036ec70022d4c4d467df86a95ccf2381158ecf24af067c59e027eb56e75ad35

      Download Submit

    • \Windows\SysWOW64\riyucvlu.exe
      Filesize

      382KB

      MD5

      badd716c7c48a8241873d9251da496d1

      SHA1

      6bd2a072c8f64a1780fe75d983cb7b6584985c6d

      SHA256

      ad4373bfa026f66380b8ce44d6bc300d146770114fb10087019af7c616dc11d7

      SHA512

      7bf3f09216e2ba376053e668963797cd78f91119467917a84f467dd3110d6bd26592784cdf7cefd293413ff5b6dbe10a996d89627177235d9f109732c05f36c5

      Download Submit

    • \Windows\SysWOW64\thtvgamrporikzj.exe
      Filesize

      512KB

      MD5

      37ea99fc54c4ca3dac83e38d2f2999b9

      SHA1

      4ef712aea7790bc7608c99bdcaa9dfa8b0e464d3

      SHA256

      5553ffc92cf9683dd1e048bd595c47520cc5083368af9d5b6c5fee2b849caa4a

      SHA512

      6f600224ae61ad814cda4572efa4b32cbf7fdaa2732c42752b483ae3064a5f114aecf03d5ae9fa3930c10f4718d59aec79bd5e57bb327ec278febd2ad42fdb6c

      Download Submit

    • memory/1728-0-0x0000000000400000-0x0000000000496000-memory.dmp

      Filesize

      600KB

      Download

    • memory/2644-45-0x000000002F821000-0x000000002F822000-memory.dmp

      Filesize

      4KB

      Download

    • memory/2644-47-0x0000000071A6D000-0x0000000071A78000-memory.dmp

      Filesize

      44KB

      Download

    • memory/2644-46-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

      Download

    • memory/2644-74-0x0000000071A6D000-0x0000000071A78000-memory.dmp

      Filesize

      44KB

      Download

    • memory/2644-95-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

      Download