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Resubmissions

26/09/2022, 19:00

220926-xnpnfsbgd8 1

26/09/2022, 16:07

220926-tkzsgacdhq 1

26/09/2022, 15:41

220926-s44ebsbca5 1

26/09/2022, 15:29

220926-sw34lacdbp 1

Analysis

  • max time kernel
    93s
  • max time network
    131s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26/09/2022, 16:07

General

  • Target

    Users/kmlarsen/AppData/Local/Microsoft/Windows/INetCache/Content.Outlook/W4YE5R4Y/☎️ Voicemail Audio Transcription.htm

  • Size

    13KB

  • MD5

    743bce526b069f0c70069210fbf399b1

  • SHA1

    884b1d100def065ba2964f81bcea919a44a3a2f1

  • SHA256

    2dbd2d653764003082326aacc9b1267075039f95446517cf6560a74785828e16

  • SHA512

    e0b79bc1cb7be72282ce7373957c1af7f3e2333efe60b055a0acbb3fd6563da7c39e1a0520597797f99d7f28b898e19f2957103a67cc954c549964fac24c26eb

  • SSDEEP

    384:KbcrRYCh//If1GdYxNAPoIIklxYq/KxnppHltlfKRLWcwgWwaThTZbKob7/:KbcrR95Qf1EYxNAAIzlxYGKxnppHltlj

Score
1/10

Malware Config

Signatures

  • Modifies Internet Explorer settings 1 TTPs 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 64 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\Users\kmlarsen\AppData\Local\Microsoft\Windows\INetCache\Content.Outlook\W4YE5R4Y\☎️ Voicemail Audio Transcription.htm"
    1⤵
    • Modifies Internet Explorer settings
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4692
    • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4692 CREDAT:17410 /prefetch:2
      2⤵
      • Modifies Internet Explorer settings
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of SetWindowsHookEx
      PID:3948

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

    ec21d7b0db946b7ecab4c4ead789e338

    SHA1

    b708c1a90566be72204ed5340bd05d7224e51403

    SHA256

    e15133cd7594e706cf5141df1a4780c26e101c85c68262346f91b38d546cd47e

    SHA512

    d34772501233d31566db776e19b58a4d5b0ee4a76613ac0e9960edaf42bcda35af3d83592f71cb53a1ef9f428ea6e67e0624bd1c84d29f04c7a360ffbc03d1fc

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

    Filesize

    404B

    MD5

    78071a7734b579972f87a295745bb8c7

    SHA1

    328f6244e1e1266f97b1a8024ac211ef3f08e1e9

    SHA256

    92ccbfa6f8b1463fa4b62708959eb05e0d4c96fa07e7d89017982e9d206417f0

    SHA512

    eea41684f6946cc709f1a0cd794fcc87773b6f589d1418005ce79767faaff233dcbc9030818ea6c255ed4ddf3326a61a5406549cdbc9b0b943734d9b514e2eee