Analysis

  • max time kernel
    141s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09/05/2023, 14:56

General

  • Target

    http://outlook.office365.com

Score
1/10

Malware Config

Signatures

  • Modifies Internet Explorer settings 1 TTPs 39 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:4396
    • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4396 CREDAT:17410 /prefetch:2
      2⤵
      • Modifies Internet Explorer settings
      • Suspicious use of SetWindowsHookEx
      PID:2172

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

    bd71617256882953841a8337a4dd5d5c

    SHA1

    d9b47492fafc72a5fbca10c56229fe6a2757331a

    SHA256

    8f2693e8b656256ad2faa63c3421eb6f1a4e278d2e2e3cc97d5acd5642f97ba2

    SHA512

    2d40d636e04523d2095e6896f24a911c523d581b93d486af41275b3b6dc94e05bf5e4de8e2c8479886e4c3f2ff87215fd25c028846ba5a868258875dcca3fa2b

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

    Filesize

    434B

    MD5

    cd31efdda46fab4e8ec18a9c5ce685fb

    SHA1

    2b2669858624d14504c779e8ad9800a02313dbcf

    SHA256

    b120ad8323f1f3178d165e3defd71f63c4ab428d7aea4dd195bd5c376dfbf9e7

    SHA512

    dcef5056db42485bba4aef6c887ff3ba05cbee4d4ef6d4ba930258a0ee39a42fa8459f9a4bb1f4bc73480d7a6fc390d15c63ca9ff6772e12cab5a8201a4dec56

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

    Filesize

    16KB

    MD5

    eb95d3ab37c3f5138ef48261567cff65

    SHA1

    9736ef9fd3aaa19c7850fe3c8383b8b78cf9c5d7

    SHA256

    c74463d284ebad1dc1911d3440463ebee7dc23fdc4b736d17fdf8dada6afe81e

    SHA512

    eeaad2c0d4666760888f2b56c1cd4a15fd898d430b107b1a5821c7b6ef7e3d29d8eb837b8cb491e7d5273471509039f427f85b87da263dabfa49a8a7922e4b86

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

    Filesize

    18KB

    MD5

    5f6bb6a452c4e9654d86431f361dad93

    SHA1

    522ef76eb42aafea56bd8faf0d07b7521a3b0d6d

    SHA256

    d80fa2538339058fed539ad7d8d98bb4530595e06538e915e511607c34e9ef63

    SHA512

    ea0378ad37e88c7927e3f257c42ca4c435deef38137d395fdc8476cfb477e7195a66ffa5090d3a6b02662419bca07a60b3ecf839cbeea57e9df5da389f3b75f5

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\S1Q31HZS\suggestions[1].en-US

    Filesize

    17KB

    MD5

    5a34cb996293fde2cb7a4ac89587393a

    SHA1

    3c96c993500690d1a77873cd62bc639b3a10653f

    SHA256

    c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

    SHA512

    e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\YYL8D8JJ\favicon_a_eupayfgghqiai7k9sol6lg2[1].ico

    Filesize

    16KB

    MD5

    12e3dac858061d088023b2bd48e2fa96

    SHA1

    e08ce1a144eceae0c3c2ea7a9d6fbc5658f24ce5

    SHA256

    90cdaf487716184e4034000935c605d1633926d348116d198f355a98b8c6cd21

    SHA512

    c5030c55a855e7a9e20e22f4c70bf1e0f3c558a9b7d501cfab6992ac2656ae5e41b050ccac541efa55f9603e0d349b247eb4912ee169d44044271789c719cd01