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Analysis

  • max time kernel
    157s
  • max time network
    165s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29/02/2024, 07:41

General

  • Target

    HEUR-Trojan.Win32.exe

  • Size

    90KB

  • MD5

    7cb7e384605f7e3db2c9414d78eb6509

  • SHA1

    e9444d595858515bdffebac94797ed6f793be476

  • SHA256

    358a0a820e26b0a73df2528c783174a90d2c631c08904c61070fcaf67e10224e

  • SHA512

    02d256cdddc81a6739f912f969d96e0fb426aee626f96a236d11d6c7625e2f8730026d7d10272ae69b2d40e7b9e92c7e8d9d3dd1f381b3ea2387f6424dff7d47

  • SSDEEP

    1536:NDj2d6rnJbJnJBSX1nV1b1N1Il1k1YFI1x1J1MuEqx517Q/1T1Jzct01Nsqnl1RJ:FlnnJBSX1nV1b1N1Il1k1YFI1x1J1Mu2

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops file in Windows directory 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\HEUR-Trojan.Win32.exe
    "C:\Users\Admin\AppData\Local\Temp\HEUR-Trojan.Win32.exe"
    1⤵
    • Adds Run key to start application
    • Drops file in Windows directory
    • Suspicious use of WriteProcessMemory
    PID:4180
    • C:\Windows\microsofthelp.exe
      "C:\Windows\microsofthelp.exe"
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Windows directory
      • Suspicious use of SetWindowsHookEx
      PID:4040
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4160 --field-trial-handle=2588,i,14229658658073991926,6938034815163866135,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:3312

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Windows\HidePlugin.dll

      Filesize

      5KB

      MD5

      4c0b9970f96300dfa1f45afc7539d35f

      SHA1

      ebbb4ed2003662d78d1f32e7b6da1b6f504ae711

      SHA256

      4e96660cc8be7171a79755a20860366987547322b3a809e78c9850f14c242262

      SHA512

      579f8787b52bf62a0296d8a24753263201fbc84abec5927033e3c97576f965ead0f8422acd3f7af1345b0df0001b0cd68fa971062e21269f6940cf3e1508ca88

    • C:\Windows\microsofthelp.exe

      Filesize

      90KB

      MD5

      bff4f0df54247aac6c5373c36aa0c3af

      SHA1

      17e0f07243ff7d878b1c178533fbb0893cab856b

      SHA256

      c0226bf3e04579a0622e9ff9cd8a721c8c3dc2d605a6659a387caae0d8de4132

      SHA512

      218c85be8e3e63df2a215ab08cdf0fd03a79c423114ac7ea910f5374e3b70dd3bdb209ab9282ada58cfa78b426de3a23c3fd428af4171d64fe1ad427cc8ec895

    • C:\Windows\microsofthelp.exe

      Filesize

      12KB

      MD5

      c23948f43877ad5a6f81320058a0d568

      SHA1

      3c076a5ae3bd0bef38cf66a20a2028875a3e6d6c

      SHA256

      bd7bc0d0277a32c859bef1f379a41e6f29a515f06efb8bf0141a6466a51dcf63

      SHA512

      7f9d447eff52e0d8c4393f22767c220c1d66b26fa5426cae9ae7f0edacc87670d348e4a2439492c17fa853ba1936e02e039b896dbd4a5f4788db9ede20e9c495

    • memory/4040-10-0x0000000010000000-0x0000000010005000-memory.dmp

      Filesize

      20KB

    • memory/4040-17-0x0000000000400000-0x000000000040C000-memory.dmp

      Filesize

      48KB

    • memory/4180-0-0x0000000000400000-0x000000000040C000-memory.dmp

      Filesize

      48KB

    • memory/4180-4-0x0000000000400000-0x000000000040C000-memory.dmp

      Filesize

      48KB