Analysis

  • max time kernel
    138s
  • max time network
    160s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230703-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-08-2023 22:05

General

  • Target

    closebutton.html

  • Size

    981B

  • MD5

    c8efa039f4f84b2705a8e3a3b31da61c

  • SHA1

    669749429feda1599c4ee980cfd67fbb1a54c1a4

  • SHA256

    494693c2ac56ecac1a2588c25631e1bf71211fb0f06108649a983c879315b1aa

  • SHA512

    db6c9817469c937a41eedbbbdaeb21a0860fa5228258978fe59d29c75ab1497b8d1a0ceaae2b236206d6935e186deaf0d83a73791658fa68a985dfc5c314aed2

Score
1/10

Malware Config

Signatures

  • Modifies Internet Explorer settings 1 TTPs 41 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 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" C:\Users\Admin\AppData\Local\Temp\closebutton.html
    1⤵
    • Modifies Internet Explorer settings
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3120
    • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3120 CREDAT:17410 /prefetch:2
      2⤵
      • Modifies Internet Explorer settings
      • Suspicious use of SetWindowsHookEx
      PID:1372

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    471B

    MD5

    b76a23b37666a7437d014c8f45e0c843

    SHA1

    fac0f80c6161321ab45222f5c7b74a9d14fe0aa7

    SHA256

    1fa8f775e6d41cf817e2a89d7b35a469f8c511b5e6f2092afc58bad8e743075f

    SHA512

    483c9f960400347614dce89560af6be1547627438af1a0464c9ccee9e8906df6957b68ae547dfce5adf384d5f4eccd2145e568c386c300a073d254bedf7bc24a

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

    Filesize

    404B

    MD5

    df3a81e8bdb2e0712b7eb8d78877c7ae

    SHA1

    a426cd49fe5f173d6481e1eb3a4e80dd145c4ce0

    SHA256

    84e4289e6f81815d299a8c088a0a504041ed5ef82ebf3b7e815ccb2fae8b50bc

    SHA512

    2026e74fbbde37168529420991137d01c6ff20e76539e4e555f6a55d7d939597b058ed6b9d55760e739e12a682660b793469459fe5d65092cf509789e5ecb420

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\SUUB7YB2\suggestions[1].en-US

    Filesize

    17KB

    MD5

    5a34cb996293fde2cb7a4ac89587393a

    SHA1

    3c96c993500690d1a77873cd62bc639b3a10653f

    SHA256

    c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

    SHA512

    e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee