Analysis

  • max time kernel
    118s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    05/03/2024, 16:05

General

  • Target

    b51a26a18633b0eb169379cf814c8976.exe

  • Size

    241KB

  • MD5

    b51a26a18633b0eb169379cf814c8976

  • SHA1

    e7515bbf902b5cdeaae87e6910a1cc4d2b0b276e

  • SHA256

    09d2e56e14f9ce6a72b1845a43fe1d1e7bffd2f664135a480a53711922e9fb76

  • SHA512

    82554a88486cdee531f0b78669b3e7445439d6278973d1274fac79803eaef9461c370d575b383155dbeb79a7b527ecba885e1d31de15470a54b2a13ed15afde4

  • SSDEEP

    6144:JDd9dNzfp+NUGAuJDeAWq7tEJ4iDP5Ijv3iPLZNoA2qNh1O:JZ9jIyGACqOtn+PeGLT28C

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b51a26a18633b0eb169379cf814c8976.exe
    "C:\Users\Admin\AppData\Local\Temp\b51a26a18633b0eb169379cf814c8976.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2624
    • C:\Users\Admin\AppData\Local\Temp\b51a26a18633b0eb169379cf814c8976.exe
      C:\Users\Admin\AppData\Local\Temp\b51a26a18633b0eb169379cf814c8976.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of UnmapMainImage
      • Suspicious use of WriteProcessMemory
      PID:2632
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks.exe /CREATE /RL HIGHEST /SC ONLOGON /TR "C:\Users\Admin\AppData\Local\Temp\b51a26a18633b0eb169379cf814c8976.exe" /TN Google_Trk_Updater /F
        3⤵
        • Creates scheduled task(s)
        PID:2656

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015

          Filesize

          67KB

          MD5

          753df6889fd7410a2e9fe333da83a429

          SHA1

          3c425f16e8267186061dd48ac1c77c122962456e

          SHA256

          b42dc237e44cbc9a43400e7d3f9cbd406dbdefd62bfe87328f8663897d69df78

          SHA512

          9d56f79410ad0cf852c74c3ef9454e7ae86e80bdd6ff67773994b48ccac71142bcf5c90635da6a056e1406e81e64674db9584928e867c55b77b59e2851cf6444

        • C:\Users\Admin\AppData\Local\Temp\Tar7D42.tmp

          Filesize

          175KB

          MD5

          dd73cead4b93366cf3465c8cd32e2796

          SHA1

          74546226dfe9ceb8184651e920d1dbfb432b314e

          SHA256

          a6752b7851b591550e4625b832a393aabcc428de18d83e8593cd540f7d7cae22

          SHA512

          ce1bdd595065c94fa528badf4a6a8777893807d6789267612755df818ba6ffe55e4df429710aea29526ee4aa8ef20e25f2f05341da53992157d21ae032c0fb63

        • \Users\Admin\AppData\Local\Temp\b51a26a18633b0eb169379cf814c8976.exe

          Filesize

          241KB

          MD5

          cf3c2190ef98ff6b9e295cb4562d4503

          SHA1

          4bf383fa0e904438926eb673bb283e2b2bb109ab

          SHA256

          d9033a8e5403fcdfa5d322009156dea3b8202e1ecc2dd79059c22fa5b4aff714

          SHA512

          21e456a39fd8bb63b70ef5529805bdf5f3ab338313b4dbb1a14a77001730bd572a59ee9ac8acba7fed0cdd0b9efeef914d642d39d2a753bf29a32d2e402b92f8

        • memory/2624-0-0x0000000000400000-0x00000000004B7000-memory.dmp

          Filesize

          732KB

        • memory/2624-1-0x0000000000400000-0x0000000000466000-memory.dmp

          Filesize

          408KB

        • memory/2624-3-0x0000000000290000-0x0000000000347000-memory.dmp

          Filesize

          732KB

        • memory/2624-15-0x0000000002E60000-0x0000000002F17000-memory.dmp

          Filesize

          732KB

        • memory/2624-14-0x0000000000400000-0x0000000000466000-memory.dmp

          Filesize

          408KB

        • memory/2632-17-0x0000000000260000-0x0000000000317000-memory.dmp

          Filesize

          732KB

        • memory/2632-18-0x0000000000400000-0x0000000000466000-memory.dmp

          Filesize

          408KB

        • memory/2632-23-0x0000000000400000-0x000000000045B000-memory.dmp

          Filesize

          364KB

        • memory/2632-25-0x0000000000380000-0x00000000003E6000-memory.dmp

          Filesize

          408KB