Analysis

  • max time kernel
    87s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30/03/2023, 22:09

General

  • Target

    http://outlook.office365.com

Score
5/10

Malware Config

Signatures

  • Detected potential entity reuse from brand microsoft.
  • Modifies Internet Explorer settings 1 TTPs 36 IoCs
  • Modifies registry class 1 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" http://outlook.office365.com
    1⤵
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1888
    • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1888 CREDAT:17410 /prefetch:2
      2⤵
      • Modifies Internet Explorer settings
      • Suspicious use of SetWindowsHookEx
      PID:4164

Network

        MITRE ATT&CK Enterprise v6

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        Downloads

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

          Filesize

          471B

          MD5

          1f2ac3b9ce5b74841f45b205ee0d6303

          SHA1

          8296c76ab6df2f4b337828efa21aaf7589f279e6

          SHA256

          54847f8ad2f6c38686e5e70f4f328478d4335aecc5cef68e653873ba4213bef3

          SHA512

          bf93d24560fb33101ac6b69ae27d5831e9535e06f10e4dc049ec02140fbc8b3f74c8b9a3a6d543fe11c42f0f5d3eb0eacffe7f606508be87379af85592fb7c84

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

          Filesize

          434B

          MD5

          960ad31a189dac3136a32e8a3116668f

          SHA1

          632de1202573cf4c9f5b0e02787f46480c96aa16

          SHA256

          a4a8cd83713a5a33252caab43082db3f49d1ac79a1b7ded0bdfd3fc69c7e2da6

          SHA512

          aa0d5a0a0ecfcc8e2adb6970bd64003facd9fd9e74be033e214ab3d0c1252b9811a57776170f35e25e13f647302a618a7714440a66e9eafd29588181d922f605

        • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\VersionManager\verE19B.tmp

          Filesize

          15KB

          MD5

          1a545d0052b581fbb2ab4c52133846bc

          SHA1

          62f3266a9b9925cd6d98658b92adec673cbe3dd3

          SHA256

          557472aeaebf4c1c800b9df14c190f66d62cbabb011300dbedde2dcddd27a6c1

          SHA512

          bd326d111589d87cd6d019378ec725ac9ac7ad4c36f22453941f7d52f90b747ede4783a83dfff6cae1b3bb46690ad49cffa77f2afda019b22863ac485b406e8d

        • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\imagestore\9afmek3\imagestore.dat

          Filesize

          17KB

          MD5

          ce1d83d82a724023cf14ac0b2e471dc7

          SHA1

          64731e6c8b9f1ee08ed1a61db850f5f31545b34b

          SHA256

          643e624ee0bf9465315529de0548c1009000da4113e9851f966b19385e691095

          SHA512

          4a3900625c5a8dd0f575cc0b16b14bb8636954bf259888dfc3c8fc4868dbb225d883d6f7952ec84619c12d6cf95a22ef53b0c86d0e18e30085b2d70a0c496049

        • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\imagestore\9afmek3\imagestore.dat

          Filesize

          18KB

          MD5

          705b3b52e401761e0e2d2563948df353

          SHA1

          f842b622af1a584c7515e695500ddfdd57e584c0

          SHA256

          cc53629526380b0dd98c232846ec1a70d7f5d2ece38bd329dc07febf481c16c4

          SHA512

          8b5d97300cc340968baa70e78e03aaca5a7fdcb4bf6f11099dd3f3aa819259ebd8a29c7a1f74239901cf3446c9d13285f5222a7c1bd0ed61b738ba73b024889d

        • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\0P80TOLA\favicon_a_eupayfgghqiai7k9sol6lg2[1].ico

          Filesize

          16KB

          MD5

          12e3dac858061d088023b2bd48e2fa96

          SHA1

          e08ce1a144eceae0c3c2ea7a9d6fbc5658f24ce5

          SHA256

          90cdaf487716184e4034000935c605d1633926d348116d198f355a98b8c6cd21

          SHA512

          c5030c55a855e7a9e20e22f4c70bf1e0f3c558a9b7d501cfab6992ac2656ae5e41b050ccac541efa55f9603e0d349b247eb4912ee169d44044271789c719cd01

        • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\DKFP9JBL\suggestions[1].en-US

          Filesize

          17KB

          MD5

          5a34cb996293fde2cb7a4ac89587393a

          SHA1

          3c96c993500690d1a77873cd62bc639b3a10653f

          SHA256

          c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

          SHA512

          e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee