Analysis

  • max time kernel
    134s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-05-2023 22:43

General

  • Target

    changelog.html

  • Size

    610B

  • MD5

    8d9e3140b5bfb57987ec926cc572cf32

  • SHA1

    10cc07c00b97bed8ae17a8ee4aee51bed28170ef

  • SHA256

    ea944962e34086eee28548914cf2d9aff5c2f1d45806765e691ba20ccc953efa

  • SHA512

    8f809d12359e98d31723a14065e7b54bd0809374126b96b2926b00c5d18885221a3445cab1393e40d26b402d664b95934d66cf94fb70b22f7089bb0308d354a8

Score
1/10

Malware Config

Signatures

  • Modifies Internet Explorer settings 1 TTPs 39 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\changelog.html
    1⤵
    • Modifies Internet Explorer settings
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4260
    • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4260 CREDAT:17410 /prefetch:2
      2⤵
      • Modifies Internet Explorer settings
      • Suspicious use of SetWindowsHookEx
      PID:3588

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

    856c42fcc41e6055fec4c82eb761c89f

    SHA1

    a13ad86fd12b9f11cca79f825b0be57f44c8fc22

    SHA256

    cb07236840471054f94b674a01baeb951ee2c6f3d41fc8ece6ff095cc7f4a4e8

    SHA512

    f0b518d3722d59cac9f8bcd2b4a06834debbba94a42145177aa50f4bb8579b3e730155f27fcb58636a7f8d4e74cdebf9a47f8c8cfcf167acafeb1ed976ddb1d1

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

    Filesize

    434B

    MD5

    928c9993d046c678d51961be23f47bf6

    SHA1

    6d7a645ba1a6f1619a49890c9a1f5434a7512bb3

    SHA256

    4d1e163d8133f64d0376f0ad6873a9f540e803d3056e8a0cb6ea41e76e033110

    SHA512

    dcdf9c3c88c3e97fe8a2cf177f967f89b5717c634cf15d53fe02b4f6348d125fa35f5bad9b04b3418be28f05eb39d464b39ff969116355879503bb9a0ffb32f1

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\G1ORIWBN\suggestions[1].en-US

    Filesize

    17KB

    MD5

    5a34cb996293fde2cb7a4ac89587393a

    SHA1

    3c96c993500690d1a77873cd62bc639b3a10653f

    SHA256

    c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

    SHA512

    e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee