Analysis

  • max time kernel
    100s
  • max time network
    148s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    11-06-2023 06:17

General

  • Target

    Skull_w_01.xml

  • Size

    2KB

  • MD5

    a89988f0a456c1d1892d9bee7615fef6

  • SHA1

    a21f2bb3d48719b7d760f8e36bd30ed2bbf29b62

  • SHA256

    32efa112a870ce51fd26561e2d37c76ef847bd034af3b67adcad61b1d6ade114

  • SHA512

    3f27b08acda13f2f1f59e56de4ec0822b77b8e3724cd4533fb0f34ece34499ffefe73fd66c57ea475768a14907dfe7a30411dc3f9a112e2151a8caa8764d5a3a

Score
1/10

Malware Config

Signatures

  • Modifies Internet Explorer settings 1 TTPs 38 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Program Files (x86)\Common Files\Microsoft Shared\OFFICE14\MSOXMLED.EXE
    "C:\Program Files (x86)\Common Files\Microsoft Shared\OFFICE14\MSOXMLED.EXE" /verb open "C:\Users\Admin\AppData\Local\Temp\Skull_w_01.xml"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1700
    • C:\Program Files (x86)\Internet Explorer\iexplore.exe
      "C:\Program Files (x86)\Internet Explorer\iexplore.exe" -nohome
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:596
      • C:\Program Files\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files\Internet Explorer\IEXPLORE.EXE" -nohome
        3⤵
        • Modifies Internet Explorer settings
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:524
        • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
          "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:524 CREDAT:275457 /prefetch:2
          4⤵
          • Modifies Internet Explorer settings
          • Suspicious use of SetWindowsHookEx
          PID:1448

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

    62KB

    MD5

    3ac860860707baaf32469fa7cc7c0192

    SHA1

    c33c2acdaba0e6fa41fd2f00f186804722477639

    SHA256

    d015145d551ecd14916270efad773bbc9fd57fad2228d2c24559f696c961d904

    SHA512

    d62ad2408c969a95550fb87efda50f988770ba5e39972041bf85924275baf156b8bec309ecc6409e5acdd37ec175dea40eff921ab58933b5b5b5d35a6147567c

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

    344B

    MD5

    ab130228cea5887900460b476e69c66a

    SHA1

    933f76ffafd31296249fd41472a9eaf1108debcb

    SHA256

    ff74c49820cbf1b749ae7cc93f28997c1a48b291fd4d58ff90ae72fb4fc50aa8

    SHA512

    c0f75d4b98d4c66547bc46a57309a7440d2bf3b7809a04bc140b1bd3fe371099f4634ea107aac86fb551f164767f313665ab48df37be8ca20509598638db93ca

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

    344B

    MD5

    fab3ee1c8e688359b0974fe4f585971a

    SHA1

    ec7b30e49e88f7d409179bdea9a83069613472b8

    SHA256

    948042668c0c2ce363f75dae972f088eea24162890036e1f9a9f64eb6efeb5b6

    SHA512

    352d2c1791ef45344207c5678be2539babf714d935a22f74de6a30cf113b58c66a96f4fdd5d272d37f7d6d0230f9d28c38da0bd0ce16cd3d9024a0340a2e4203

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

    344B

    MD5

    bac8368ad098d0b5f3785605757ceabe

    SHA1

    cf71d51b1e9eb320320005847efd6ac289b9e6e9

    SHA256

    3472b9547fcd8e8953e42ff0d4ce51034c1fac612a31b5b3373ae45fbe17604c

    SHA512

    f5b0f4a58c35b972596b58bc6bf4d24510c32c1f4363d27e4ccd03bc6569942300696a855f44b0e0194f268b363f930b3c1d847fec9ad5cda6aa8a951ca296c9

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

    344B

    MD5

    88c89fadd311146e273f58c6c917525f

    SHA1

    efd1efed59a1b2dfed4e29857adf216ef14d4f97

    SHA256

    e528f1932069536b45e5570a5337f55b77e56194d62d4e37cab01de9818d074f

    SHA512

    ea3c07fc8e8ba5a306a277570970260abdc9f7c20b886d0ce0cfaefc2abcfee13d7945282dfed92bbcafef2e4822d567e2993d5fbebf9723c2bec0bf4f8a66fc

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

    344B

    MD5

    574339f1f1d0556f21cc5db68520b2d4

    SHA1

    e174133d14092d8c49695c926a2fafe9fc5e4c03

    SHA256

    16b8db18fd534db63730ceee5059e9c5a2d8e07690eeed72eae316e4d0549dae

    SHA512

    360367aa5c546352e36a011ca756b7010bdd175426a5f63716d2aface759cbe8803eaa2337f3b032d6f78ccbfa3284008b74a9d5c580b3c600bc661e5652c575

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

    344B

    MD5

    67d41a74dc2e4e5ec339cb8644310bec

    SHA1

    ea58e3a158d806c86482ae7e891bdb90c911c620

    SHA256

    669e6a1ce13e55a2e71511eeeb5a5c47f8f66966986a44d914d38ccadc48dae8

    SHA512

    cc4f78c3d8aa72e11d1e1931c71bf80b087ca4d502cfd14188f6258da9a39b024fc7796ddf0ad4ef9755bd668f4743772c07c4fc841ec5ffdb60a9fcf5bd8e3c

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

    344B

    MD5

    f0019dc7134d88d44189fc0d9ded77b5

    SHA1

    fdf5d4c8c5603ec48568c35022a293f2f85f0b47

    SHA256

    73b96049b64c19eb6a4841cf205d2b94fa51956352aefe7c23796d070aee5f41

    SHA512

    c39e6b22504453cb7ba46353122921032535d84713ed07e5e7e552f53bdb0c2dd53928918d430a826fef8079ed8cc57bc524cc39ce062666d6ad5950175e6d7f

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

    344B

    MD5

    2d7566575f95a80ac9b45517a9896603

    SHA1

    7133a9e2dbee6b224d07f1a4385f027c1ded982f

    SHA256

    a4c4902a5882d457e133df9ca1947fdb74273b19c449f798e26dc1c25982cf99

    SHA512

    51a87e7b9b8a27677d00faf3d5f54e3c6ba8c2a73dd90bad825cdbf282bb917b24c0a388f1119a391e8442c183108a440335eb3d7264c77b70139b706a04a0e5

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

    344B

    MD5

    a880f7d3bea670009508f455bf07c26d

    SHA1

    a28b87d482c6734fc20b38ea1b72ecb5ecdf6525

    SHA256

    54170442332f6f2a1b7ef9626c6531794080aa8d4400d9fe84ccb8640d728917

    SHA512

    5fb997392d594df30fd5e643af68f8ab64ac0f4ed798bc09e09658da9ba6d7167b0789147206ad948493828dc2ec94a9d3fd5914654a512a0a6788409ae9236e

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

    344B

    MD5

    40da4a631a93482032eafc9c0a28b091

    SHA1

    11d74f78b7c8d3a6e2b106b508aef455f62c7fe2

    SHA256

    54a619ab8f3b0b3811e01ae4f36c3bb0a0b8f2ec087bc57a20e72e01dd827517

    SHA512

    4c4d5ee4b3be91608afeb8ffc5f7662ecf18af98464dddf763a8e7965fdd1b2e088c9fbe8610fab92925a64d4ee911daaa68af3a585f0d7be4160fcd8d757e13

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

    344B

    MD5

    fd463136c7607b9e81684ae2b2d80798

    SHA1

    e272f096751659f341aa5591f1f73d2404d969fd

    SHA256

    fdc546f6f42a8e5943eb11988dce288a4cce6d8e4a66a5be96a9d51284f1ec11

    SHA512

    c4ec42a911932fa44a9d1f1d7456979095cb3b7dc392ff6a2a9d94e634a0fe08e7edc14024bbaf052a01a3d878b7b3b86c1dc36592084a01a2c2a1fee9bb33db

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

    344B

    MD5

    c752eca1bd068b2d677b2089c718595f

    SHA1

    33628d7d4d857c865f10993ea108304fab38abd5

    SHA256

    46cbd76e744cd350ebf77c08f17c8b85b9cb8ca6cb9f5c5b44eb37c62e26fcec

    SHA512

    f1fed38cc918b1ef519ffc5460fd970e44fa80e204c32316b83113c28acbf4d65f2f4a22844dcb07745a1a6a8231c2c559b2cfdab36f25c6e1b246165279e881

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\KTB503AZ\suggestions[1].en-US
    Filesize

    17KB

    MD5

    5a34cb996293fde2cb7a4ac89587393a

    SHA1

    3c96c993500690d1a77873cd62bc639b3a10653f

    SHA256

    c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

    SHA512

    e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

  • C:\Users\Admin\AppData\Local\Temp\Cab60E8.tmp
    Filesize

    61KB

    MD5

    fc4666cbca561e864e7fdf883a9e6661

    SHA1

    2f8d6094c7a34bf12ea0bbf0d51ee9c5bb7939a5

    SHA256

    10f3deb6c452d749a7451b5d065f4c0449737e5ee8a44f4d15844b503141e65b

    SHA512

    c71f54b571e01f247f072be4bbebdf5d8410b67eb79a61e7e0d9853fe857ab9bd12f53e6af3394b935560178107291fc4be351b27deb388eba90ba949633d57d

  • C:\Users\Admin\AppData\Local\Temp\Tar63FC.tmp
    Filesize

    164KB

    MD5

    4ff65ad929cd9a367680e0e5b1c08166

    SHA1

    c0af0d4396bd1f15c45f39d3b849ba444233b3a2

    SHA256

    c8733c93cc5aaf5ca206d06af22ee8dbdec764fb5085019a6a9181feb9dfdee6

    SHA512

    f530dc0d024a5a3b8903ffaaa41b608a5ccdd6da4ba1949f2c2e55a9fca475fec5c8d2119b5763cabe7ef1c3788fb9dcac621869db51d65b1d83cfe404fb4c27

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\F0HXBB4T.txt
    Filesize

    606B

    MD5

    7cf57e8eb62e6e58bbb28ac49c38b5e6

    SHA1

    80d3ee6fbab3153b10c854b080c479f75cab6686

    SHA256

    d6fa8b0750f8a2a3d3c28c29fe41111100a0a41aec06b8eff81a8ea4f8e8ba97

    SHA512

    6a65fbd279ef57b8c39ff226705b7d451cd09b15738dedd51d40996f027d2b8e833b443a12711cf80d92cd802475290e36eeff862c498fe82df7f321a324499e