Analysis

  • max time kernel
    165s
  • max time network
    191s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    01-12-2022 16:03

General

  • Target

    https://outlook.office365.com/owa/CCTSFY23@dir.texas.gov/groupsubscription.ashx?realm=dir.texas.gov&source=WelcomeEmail&action=conversations&subaction=gotogroup

Malware Config

Signatures

  • Detected microsoft outlook phishing page
  • Detected potential entity reuse from brand microsoft.
  • Modifies Internet Explorer settings 1 TTPs 38 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Program Files\Internet Explorer\iexplore.exe
    "C:\Program Files\Internet Explorer\iexplore.exe" https://outlook.office365.com/owa/CCTSFY23@dir.texas.gov/groupsubscription.ashx?realm=dir.texas.gov&source=WelcomeEmail&action=conversations&subaction=gotogroup
    1⤵
    • Modifies Internet Explorer settings
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1776
    • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1776 CREDAT:275457 /prefetch:2
      2⤵
      • Modifies Internet Explorer settings
      • Suspicious use of SetWindowsHookEx
      PID:336

Network

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Modify Registry

1
T1112

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015
    Filesize

    61KB

    MD5

    fc4666cbca561e864e7fdf883a9e6661

    SHA1

    2f8d6094c7a34bf12ea0bbf0d51ee9c5bb7939a5

    SHA256

    10f3deb6c452d749a7451b5d065f4c0449737e5ee8a44f4d15844b503141e65b

    SHA512

    c71f54b571e01f247f072be4bbebdf5d8410b67eb79a61e7e0d9853fe857ab9bd12f53e6af3394b935560178107291fc4be351b27deb388eba90ba949633d57d

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015
    Filesize

    61KB

    MD5

    fc4666cbca561e864e7fdf883a9e6661

    SHA1

    2f8d6094c7a34bf12ea0bbf0d51ee9c5bb7939a5

    SHA256

    10f3deb6c452d749a7451b5d065f4c0449737e5ee8a44f4d15844b503141e65b

    SHA512

    c71f54b571e01f247f072be4bbebdf5d8410b67eb79a61e7e0d9853fe857ab9bd12f53e6af3394b935560178107291fc4be351b27deb388eba90ba949633d57d

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
    Filesize

    342B

    MD5

    46ddd673eef61d6a05e8352fb99c7617

    SHA1

    8cead7a990e1b6a3435475c2607c7912be108f90

    SHA256

    e6f4ee75b11ce50ea017cefaefeb5f3a25c201751fd0f1aea05658a25c600366

    SHA512

    ee70cc892573db1f40c97c0d5b8bdbf81b9d194b2fcebb8cfb7708418c2a31d0e130f455487d7dcc025a6f52134b74c557df4335d681914f8f13d8cfce21d94e

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
    Filesize

    342B

    MD5

    607736c5abc5dbfcd8567862c122d2bf

    SHA1

    dc3812566c4972ae74596ebf40768a4f16f1af49

    SHA256

    f6fce09f4644f525b1ec82f725d68a474e88531d9dc0e150cef1696134f73d6f

    SHA512

    a749b963a947b7df7c7bd6ac4559595f4c5ba26d1c667bc3d0ed47f6c9c6369795072b8139611bae100365b0f84d299408a925aa1d021e2c6c521d22e72b6f3a

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
    Filesize

    342B

    MD5

    385beac385156a236c4d7b73a4ec0dbe

    SHA1

    2a5187f47a4de7cf8ecc42e6a2744d74a2462885

    SHA256

    14ec3deb08e1384345f5e86afd1d7a0e1430cbd21dc208d98cd7a9918662a5d8

    SHA512

    acc61e62cd3584b0010131d4fc154e5778af5ae2583e45da1bc4953cdb06163f220d8864403c71a013c5b84346690c6e494ead1177dca7d69bff07b419a062c9

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
    Filesize

    342B

    MD5

    74aa3d78f657e6ac4152aaa974bce01c

    SHA1

    04dcca5ba55a02aa091dd203340f45a684e9eb61

    SHA256

    eb14f201b8737a79dd5673eae102910f4df80c41e815d09579200b208e3eeed7

    SHA512

    836ad05fb3e14d183c8be8553531236d89bd69c69ef1a48927f410c52e73dac7ab3df9dea5eb9c118a347ae6d0000b5a56cb7bd24e359338c86d47d0a3b9fc8f

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
    Filesize

    342B

    MD5

    75f13fc7b6f84967a1d1a418504f3828

    SHA1

    0a2105966fdb5d89bb744ba0a0372c8c1e344d3f

    SHA256

    b4a0dc6c7d36c8bb9af9a1713fc33f531305821d19fcd91d7ba6b7a620d47e0a

    SHA512

    c1eaebfb22669fd34f806a934d13d9bce9d555ac4bab150b8436c45ec23a9031667dcb10f23f1d5b70b92351b62777616e94526d75cf308a9ee963808bde9b39

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
    Filesize

    342B

    MD5

    0ecec085d04a322c42a259faea01217a

    SHA1

    9b57a9457511a2922854d52a455a00925cacd9dd

    SHA256

    4763f6348833edfb0fda5f523c403e06070a51c704b7deb1d169b5e95ec0e354

    SHA512

    6286d71f1e94839ac358760e3e69054d971e75eca7659d7d70e26a42addd6b3f1530766ab5b20446b1692c3643e652641546a0285dd4775857a0748e0874d011

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
    Filesize

    342B

    MD5

    319f7ca8feb75631db9441b5e185836d

    SHA1

    6c08a8847f283ad35c958cf8ab197e49ad1236e3

    SHA256

    79c928a091b5f1fe3f455750ca767111bc760c995460dc2a057ce3c76bc3aa9d

    SHA512

    9894cc2738b1e0d4317c59c8d003d20e1bbb48e638fe1cc433b11ff7a2052e9b9cefc563242d65ab2229ca36dd0d8dbd5dc22f6360b77f4a1b3268ac84df8967

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
    Filesize

    342B

    MD5

    07242589b97242663604391c3afe8a70

    SHA1

    d31c0ceee2e725284a35aa87a70afef6008ca656

    SHA256

    4c52db7b01aa6ca255c0cb52d839c62aa5dc401f1edb475e53b70d8384a4eccc

    SHA512

    20053a8c391002f1fd4df9ace0aeedea5db1fcdae68c306a4e698f34a09f3d4dbef620ff24faf65883d8974b3ace3a8cf2d58761861ad0fd1aff79d7b06e44ac

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
    Filesize

    342B

    MD5

    49ca03f0fac1b53a07f2f8c71c116a40

    SHA1

    2a854cfda8ddc8647c13f036f862f3de106b953f

    SHA256

    59f866fed7f8909fd6d456ef2e86e445ebbac920f2727883a3b141d78c16705e

    SHA512

    b3bd0c4b5ec8bd8bd9d566a3d3b51ed3e226e0ac7fe56bfa42ce3dff4ecff75b516cf4705909cc7e4b2a21a143caf07322ae2b52993638ea0c4da9ad0e5b9975

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
    Filesize

    342B

    MD5

    6c723c1157cdadb6cfb1e09694df0ee2

    SHA1

    3e23c350b2e61a2d10008e8374e208bcfa4e546e

    SHA256

    52e8c8deed8ba1b248ac10632a229adf52d3d2e443678de012c1bd5e7b6ba346

    SHA512

    b9c14e25fdfba49ba270da176080f9748262ab9be7a17de88882bced9728405fb2c743a2c38d02ee134fc7d2f2e4bb0dc3e35aa1549e38258eb472c8fb0c3151

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
    Filesize

    342B

    MD5

    76551b0e2a9b0d01520603ffdf02dd4c

    SHA1

    a26404d4be0f4dd5cfabea617c1161855dea3eb6

    SHA256

    35aa90dbfeb694b89a3341316afc52fc032b25b06ad294b985b283c9dadbfa2a

    SHA512

    ab4ca9a50adc00f06052df4df8ea312012b279ffbdd4568f9a937112f93f395275f5fcd4e79ba2363fbbe0d97a06b71094b64f0f703133f6092e9aa7f727a1ba

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
    Filesize

    342B

    MD5

    38802ce36349ca2b5222e43a0ee443d2

    SHA1

    a89015a8322f6e423bc4fdc943419a90e7498d94

    SHA256

    411ec65d6700ef1fec7d918ce7064da8b6d386e1a449ac8f4c4d89124242003b

    SHA512

    2255a257750f7b288c03ff20f3abb87dcfb114fff6195451853df45961c3f808328f4d7ce489041ae4c944264cf561aeac3205d08d2b73173bd9db21699da9da

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
    Filesize

    342B

    MD5

    62f7af6cd7ab7e3b62dc1ba7ef2606f2

    SHA1

    185a20d8cded95eccf516fc0d0c15d3272f3a675

    SHA256

    475ac7a8ddea9db29c13d2f4aa888db4f1ee5ef1a767a5c6fc4e534c33839cfb

    SHA512

    1934af96b03be6e2978aa7ef7a844a150c001c8b14f1181d9f075f266e008aa55393f8170c69661d40adfaaf88723014679f4bf52b462de858f7d7f34098568b

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
    Filesize

    342B

    MD5

    507f9eb1f04c424284711858a40418b9

    SHA1

    f1f176a4010fb1b89380799c51c628ed29ec1326

    SHA256

    c1e7b7005bbf9b43c9a2d826680b7de0700fb8f0e5c0d3c310f65b440d0baa91

    SHA512

    ddb7846a681ca84b71e2843844bf90ebeb5c22474a522e18a521375682ebfdd234d484e59848ccd299907bec5dc471b0d34cea497126aec81b9af0473d6ce56c

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
    Filesize

    342B

    MD5

    1c8f3481d961a6fe57028703288bfd3d

    SHA1

    2e9b082da02e033d3cca724830f645eb537d25a1

    SHA256

    730c9d6366563ded8648383b74e94731fd2b9ea222d0d13d705048d190a62930

    SHA512

    e9eee15ce3b05966096182ae3afd88c203b216b89532c240b40fc46016d80b0db61f08c37a52b55454e6497a8afca2652c06a7af553e0f620bb01ae7614ac98b

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
    Filesize

    342B

    MD5

    4221352deb07dc52f7bd8f8d109140f5

    SHA1

    30b54a20ded99fd68fbe9474ae07d05c5eed86b5

    SHA256

    7c41b30d46dbaff78312fc4f2ffe99057619b1310c866f96d88bea546f1a8adf

    SHA512

    379fa6865ff3fee30ea7fc06af7d23cc37fb61d756c1f98d0816428911c6563f2a247c77ab1d6aceb0367122b2db05f38aa652a8b3854e9cfd368a6958c88aac

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
    Filesize

    342B

    MD5

    b3c6873f6c12c3e7c65ab7bcfd1b8956

    SHA1

    85725fbfe8d7a4b10309b7beec24650a0c6565f8

    SHA256

    ce5783a67100d7d8439cbcf1bbeb76de4a65cd90463f82dabe8d77284b102f28

    SHA512

    324432f1264ede1dddffc915e1d9a9f8aa9076cdb66e9e555e218f20c5ba1c66807a92839a82a8d0b93cddaa655df6a4f0a98fdcfc84e7303d228e0a57c12e35

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
    Filesize

    342B

    MD5

    a7abfc42bbc1a1d3cd496d6dfd5c620c

    SHA1

    4ca374f3688ce0db7db5701b119f7b8cbc723a3b

    SHA256

    d3171974cb0af5cfafb727707eaa541f8bf143b7e9f941854a22c0cbf4d05818

    SHA512

    1e0b59546dea8ddadf7fc8335685f1218c4fb559e51612cb06008cd8038b337c1198e5824737924d9dba3d14ef3ee5600ac96096d6bac7c9c6336c6523d65b86

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
    Filesize

    342B

    MD5

    04bf6ad6fd7bac5a9f19d82c52ebad24

    SHA1

    2a9fcf8c404d10d81f93a74fb79bed301a37cd4a

    SHA256

    3b1960d48d2c14f945a34357db5fd8d8cbeda230c359a91da816db776e54000d

    SHA512

    9b5c7498d6930c7330266962678912dbef10ac14a5b6f7e2b0ae7e4a09cf47a18eeb7a917a69527eeddf4b77db66e880f175ea6689c8ef2543f4542710361422

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
    Filesize

    342B

    MD5

    8d141693b5417f675c353aa9e8191915

    SHA1

    26efba5c20c69a200b5765e25d54688c691cce07

    SHA256

    5c39f3e74f455ae52089663019b97ab7e63b0e42c5b3ab462a3bf6f6cf6d1cc6

    SHA512

    d5485f1c8219c37f921eb79c2e8ccdc46e170b29f50c61af8c18b6d63167f0915c1f665b067bf7e98488baf1558aac143c9daef4b275eefa04335c7a8251077a

  • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\imagestore\t9o3c8r\imagestore.dat
    Filesize

    18KB

    MD5

    5a11ae6b77f380ac08fcf6095635d680

    SHA1

    58487c2311a0af17b9028dd7c746d6e6ca09242f

    SHA256

    3ddf5d1aa1fafcd162312d6805f3eef57b68e60d4af624eaf5c98fe31d19895d

    SHA512

    3c8985b22b8bf94ef683fa9a4a22da2dabdb9dd87a39a7f4cf7ce2920c7fb7207a09a442805d6b56784fd391ae258ff9e15548f5b207624708c338e5ad2bab2d

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\MKNJ44JL.txt
    Filesize

    608B

    MD5

    dc5510cfd3c4aa014fa5da85182b515b

    SHA1

    241c9e89947537af58a3b4de2af2c7b0f669100a

    SHA256

    fa3d3ca8d4a27b5164e9831b974da6a5619aecbd6e81b28d7024d28c283ce792

    SHA512

    fae1c03c18dd826b8677d3c32f3c27fa4b5be4591284800b591cc6d13ea8e875833992b4e7fb699efb4c2410738210e37cd0e5c0d93a31c88cb5d3a95e3530cb