Analysis

  • max time kernel
    138s
  • max time network
    144s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13/04/2023, 13:18

General

  • Target

    https://us-east-1.acm-certificates.amazon.com/approvals?code=b146c8ee-bc4d-46d0-b341-65d3114c3a7e&context=61726e3a6177733a61636d3a75732d656173742d313a3633363938303339383834323a76616c69646174696f6e2f3032393765326363663330303436383634363633333161646336613234646137-61726e3a6177733a61636d3a75732d656173742d313a3633363938303339383834323a63657274696669636174652f39373162323330662d313262652d343432372d383838382d366239383866316230386537-75732d656173742d31

Score
3/10

Malware Config

Signatures

  • Program crash 1 IoCs
  • Modifies Internet Explorer settings 1 TTPs 39 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Program Files\Internet Explorer\iexplore.exe
    "C:\Program Files\Internet Explorer\iexplore.exe" https://us-east-1.acm-certificates.amazon.com/approvals?code=b146c8ee-bc4d-46d0-b341-65d3114c3a7e&context=61726e3a6177733a61636d3a75732d656173742d313a3633363938303339383834323a76616c69646174696f6e2f3032393765326363663330303436383634363633333161646336613234646137-61726e3a6177733a61636d3a75732d656173742d313a3633363938303339383834323a63657274696669636174652f39373162323330662d313262652d343432372d383838382d366239383866316230386537-75732d656173742d31
    1⤵
    • Modifies Internet Explorer settings
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4396
    • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4396 CREDAT:17410 /prefetch:2
      2⤵
      • Modifies Internet Explorer settings
      • Suspicious use of SetWindowsHookEx
      PID:4908
  • C:\Windows\system32\WerFault.exe
    C:\Windows\system32\WerFault.exe -pss -s 472 -p 2220 -ip 2220
    1⤵
      PID:180
    • C:\Windows\system32\WerFault.exe
      C:\Windows\system32\WerFault.exe -u -p 2220 -s 1772
      1⤵
      • Program crash
      PID:220

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

      Filesize

      471B

      MD5

      dd25eece262055fa2e7c798da8245627

      SHA1

      7f8dff5bf53fc2a6775d657cf30e43c712333a5e

      SHA256

      67d71d2d39ee7819764bef14658bb14d434a0969010f4a63936a478e55441637

      SHA512

      268aba5ef911eb1dec777fd52bbe230adceefae7b6c145e41d1ab4531b6e3f2858141325d4da67422078181fdf7641df475bb68384cecb334a3c24bee62676d2

    • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

      Filesize

      404B

      MD5

      fc8333d521fc81f874806cad252848dd

      SHA1

      bcd1468e2b0e7852e326a7124ce1da88f5b3b2e4

      SHA256

      a9fb70c67796ccd9db2bd6cb59f240842c54391b1709e5c5e38524e57bc8016a

      SHA512

      4f22c870baa586939ee2df71f5c1f6e714c009a9e66d98ad987292c8b0776c566ccfe216fe0094871e8783fbb079263a3613af1b80991a96f3e34f1990140396

    • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\6K3GJRJ1\suggestions[1].en-US

      Filesize

      17KB

      MD5

      5a34cb996293fde2cb7a4ac89587393a

      SHA1

      3c96c993500690d1a77873cd62bc639b3a10653f

      SHA256

      c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

      SHA512

      e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee