Analysis

  • max time kernel
    67s
  • max time network
    125s
  • platform
    windows10-1703_x64
  • resource
    win10-20230220-en
  • resource tags

    arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system
  • submitted
    29-03-2023 11:16

General

  • Target

    https://security.microsoft.com/url?url=https%3A%2F%2Fus06web.zoom.us%2Fj%2F89958686824%3Fpwd%3DTmYyT3h6T1RNS2ZTS3YvdEd3RkR3UT09

Score
5/10

Malware Config

Signatures

  • Detected potential entity reuse from brand microsoft.
  • Modifies Internet Explorer settings 1 TTPs 64 IoCs
  • Modifies registry class 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" https://security.microsoft.com/url?url=https%3A%2F%2Fus06web.zoom.us%2Fj%2F89958686824%3Fpwd%3DTmYyT3h6T1RNS2ZTS3YvdEd3RkR3UT09
    1⤵
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4148
    • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4148 CREDAT:82945 /prefetch:2
      2⤵
      • Modifies Internet Explorer settings
      • Suspicious use of SetWindowsHookEx
      PID:5080

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\6BADA8974A10C4BD62CC921D13E43B18_AD319D6DA1A11BC83AC8B4E4D3638231

    Filesize

    1KB

    MD5

    172ca6683fda08d0ed7fcfc4f4184a33

    SHA1

    5ab4eb884e2961af08cb996b24306abdaee6df8a

    SHA256

    0db342f3fa420022eb10e9029e8a62b614c3e12d8d87fb6a6720a1295ab2f6a8

    SHA512

    a1b7412e5758b8ed90d5e4d6ddacc016ee123b7703e033b602547012855dcde7571b7d88ad1e64498d69300ff348e57476e5e62550bef37b8364df539996cc83

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

    Filesize

    471B

    MD5

    27eeb470ea47791b773b0c543d47d7c0

    SHA1

    cf692b6241651b506a7639c0c02f4ab582b728bb

    SHA256

    887291e1eaf9e037071221908bc110ee40235c5d9c6dd4001699cdbfd55c9cd4

    SHA512

    23f1b1f25ca82aa1b9a235921ba87b86f61e58a1d19b031547144a6035144b14c0ca1f7a9391c00eca50c0be4f35a161d0b4402cdff37f1c9350a368ce3f1321

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\6BADA8974A10C4BD62CC921D13E43B18_AD319D6DA1A11BC83AC8B4E4D3638231

    Filesize

    434B

    MD5

    f99954a35c930fdce513d9e13a3c8512

    SHA1

    c80b2f6bec9a2831e1abf0d46a39153da4f43eda

    SHA256

    bdbbadea7f2ceb657340340d43c892b6b7f973c4497dd12fd879e280c2ae5d77

    SHA512

    09d531358aa20ec40ef0ce797b83ba565a273a112133957dca56c049c67037270d49cc10cae6508a58dd19c5982c4f0ddc24fa4d4a61582a08ce9ff0d6402316

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

    Filesize

    434B

    MD5

    312841aaf8e4c29eec12b8f30e18d3e0

    SHA1

    9443fb4435aabf7c00833c2d9dc36df6f3076fd3

    SHA256

    61aff7161baae66d2ee6c367962b1589995a6612a670aebd43b4dffd84273575

    SHA512

    ea7b7148cb77556630e712c91dbc13160b54e2110919e22771901a1b8fd2dcade9ce213e76f48af98a2306bd3f6de64be8014572c51510cd40d362b099e1c019

  • C:\Users\Admin\AppData\LocalLow\Microsoft\Internet Explorer\Services\search_{0633EE93-D776-472f-A0FF-E1416B8B2E3A}.ico

    Filesize

    4KB

    MD5

    da597791be3b6e732f0bc8b20e38ee62

    SHA1

    1125c45d285c360542027d7554a5c442288974de

    SHA256

    5b2c34b3c4e8dd898b664dba6c3786e2ff9869eff55d673aa48361f11325ed07

    SHA512

    d8dc8358727590a1ed74dc70356aedc0499552c2dc0cd4f7a01853dd85ceb3aead5fbdc7c75d7da36db6af2448ce5abdff64cebdca3533ecad953c061a9b338e

  • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\imagestore\j7owybk\imagestore.dat

    Filesize

    18KB

    MD5

    ed054aee53c3e56c4d6718276d1381e0

    SHA1

    89b881d02e2aebfb99fff843858774768da6cca8

    SHA256

    85650cf1ba55b898e6dc82cb6310f197d290190869ef6cbc4e9184240cddf6a3

    SHA512

    8a9e1dbc8e30c7a13135503f5f6048dd19e085d5cf249cebc1c67968ffa63e81e3c40096d15813be5ba03a665bfb118c3fb8f3eb54fdcf01dc8eae2541637709

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\KIQVE9IA\favicon_a_eupayfgghqiai7k9sol6lg2[1].ico

    Filesize

    16KB

    MD5

    12e3dac858061d088023b2bd48e2fa96

    SHA1

    e08ce1a144eceae0c3c2ea7a9d6fbc5658f24ce5

    SHA256

    90cdaf487716184e4034000935c605d1633926d348116d198f355a98b8c6cd21

    SHA512

    c5030c55a855e7a9e20e22f4c70bf1e0f3c558a9b7d501cfab6992ac2656ae5e41b050ccac541efa55f9603e0d349b247eb4912ee169d44044271789c719cd01

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\RIZDY293\suggestions[1].en-US

    Filesize

    17KB

    MD5

    5a34cb996293fde2cb7a4ac89587393a

    SHA1

    3c96c993500690d1a77873cd62bc639b3a10653f

    SHA256

    c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

    SHA512

    e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCookies\4EWH4L7B.cookie

    Filesize

    242B

    MD5

    bae81924bd549cc85b3dc94b85ce39d0

    SHA1

    09951b2cf9f081fa98970e6fa7943677ed9488dc

    SHA256

    edf57f41db327449aaf9dff632b7c24d732edc2f03a3c0b88f605a3d36dac665

    SHA512

    2708576ac419e8d5138698f2962663ff3e1d9e36bca3c67e64e01858768d2ab6953b9c7ad83347a379c4c2b0d3f1815a3a579491adfd465b1f5eb1e6ac674504

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCookies\EPUK0D1L.cookie

    Filesize

    609B

    MD5

    763d4be981a0ca9170543fa1bf48659b

    SHA1

    65238d0c1cedf6c27013a94ecabbc180d781aa78

    SHA256

    6100dc78a697ee28a00dd0f116ecff7cf9ffd6953d0807d92321169d5cca6c60

    SHA512

    f138e5541d8b6521288e6b58d897bda124886a65e1502c43c5105278ffbd4678e8933d7e9f14ef3f18533b99b486744d31e6f78f554adc19ddec68b53170b7b7

  • C:\Users\Admin\AppData\Local\Temp\Kno7266.tmp

    Filesize

    88KB

    MD5

    002d5646771d31d1e7c57990cc020150

    SHA1

    a28ec731f9106c252f313cca349a68ef94ee3de9

    SHA256

    1e2e25bf730ff20c89d57aa38f7f34be7690820e8279b20127d0014dd27b743f

    SHA512

    689e90e7d83eef054a168b98ba2b8d05ab6ff8564e199d4089215ad3fe33440908e687aa9ad7d94468f9f57a4cc19842d53a9cd2f17758bdadf0503df63629c6