Analysis

  • max time kernel
    121s
  • max time network
    141s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    24/12/2023, 14:24

General

  • Target

    Walecz Ghost/Walecz.exe

  • Size

    146KB

  • MD5

    bfb5f51b8d756dfd8d9967f040aea1fd

  • SHA1

    1dfbe99ffd892eac768fd6e22f5b3951491cce3b

  • SHA256

    8237289fd55427c9125c2caa00c047bfb03a0097d25c4cd9a7e817eea75cc5a7

  • SHA512

    083349d6c5f323a2b6f1d0b80687fab52e784128d816bae3370d67e6dca94505fec4b1ebded3d4e617d9574fb0b1f2359650f18e4c7bf73e97f7c33ee570fbb8

  • SSDEEP

    3072:bczkitvo4BpYN/6mBPry8TXROLdW5m4mUR19OOGA0kB:bA4NCmBPry/N2lOO5

Score
1/10

Malware Config

Signatures

  • Modifies Internet Explorer settings 1 TTPs 36 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Walecz Ghost\Walecz.exe
    "C:\Users\Admin\AppData\Local\Temp\Walecz Ghost\Walecz.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2988
    • C:\Program Files\Internet Explorer\iexplore.exe
      "C:\Program Files\Internet Explorer\iexplore.exe" https://aka.ms/dotnet-core-applaunch?missing_runtime=true&arch=x64&rid=win7-x64&apphost_version=6.0.23&gui=true
      2⤵
      • Modifies Internet Explorer settings
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:3012
  • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
    "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3012 CREDAT:275457 /prefetch:2
    1⤵
    • Modifies Internet Explorer settings
    • Suspicious use of SetWindowsHookEx
    PID:3028

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\3C428B1A3E5F57D887EC4B864FAC5DCC

    Filesize

    914B

    MD5

    e4a68ac854ac5242460afd72481b2a44

    SHA1

    df3c24f9bfd666761b268073fe06d1cc8d4f82a4

    SHA256

    cb3ccbb76031e5e0138f8dd39a23f9de47ffc35e43c1144cea27d46a5ab1cb5f

    SHA512

    5622207e1ba285f172756f6019af92ac808ed63286e24dfecc1e79873fb5d140f1ceb7133f2476e89a5f75f711f9813a9fbb8fd5287f64adfdcc53b864f9bdc5

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

    Filesize

    65KB

    MD5

    ac05d27423a85adc1622c714f2cb6184

    SHA1

    b0fe2b1abddb97837ea0195be70ab2ff14d43198

    SHA256

    c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

    SHA512

    6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\F0ACCF77CDCBFF39F6191887F6D2D357

    Filesize

    1KB

    MD5

    a266bb7dcc38a562631361bbf61dd11b

    SHA1

    3b1efd3a66ea28b16697394703a72ca340a05bd5

    SHA256

    df545bf919a2439c36983b54cdfc903dfa4f37d3996d8d84b4c31eec6f3c163e

    SHA512

    0da8ef4f8f6ed3d16d2bc8eb816b9e6e1345dfe2d91160196c47e6149a1d6aedaafadcefd66acdea7f72dcf0832770192ceac15b0c559c4ccc2c0e5581d5aefc

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\3C428B1A3E5F57D887EC4B864FAC5DCC

    Filesize

    252B

    MD5

    890eb83068fdd44849cd68ca639213c0

    SHA1

    63da2af4d656e7269d9d6049669e0f6ae850a3eb

    SHA256

    d8de18acfcd8ddbb8ea947e2cb1e85c9300be425926440c29ac8c3248743aecd

    SHA512

    aea4215eea7892208cade50dbadb92e4d77cb832f3a340c68478a5f666bcfc29263f82930a5cc552940e4040912d281ea06af75af2a3adbe94a132d2a76b7bd0

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

    Filesize

    344B

    MD5

    d2b3211f6edd731ae234240b19921882

    SHA1

    cd169616817e17ad4894dc8b56a170d25e1aaf23

    SHA256

    400029fde99b1797f12c5d55a2e37db33a77434c12d646b4d1b4155d5a4f3beb

    SHA512

    955d9589d99e0c8567dfba38ce429e994281b3c6c80fb129da10a96b752a2ea8d04b969fad29178d068c18207c6a734adeca3d538d3b7287a4fa790a7693895b

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

    Filesize

    344B

    MD5

    7054eaea8b9eb46e89e5e12e82455dcb

    SHA1

    f44592a9e06b3ada535f2da5d3aa11ddfe805c40

    SHA256

    94a0fe23df23d86f7251a847b7dfe0d63fb81dc121ae3e240230efd834aa1277

    SHA512

    e37edd001b2c5df40ae95c3c232c0e8f8d12ae81310ea8756c453b0ed45b015043fc910bf3e4fcd29545dd9b6b9ca37f2c4c240cd8584c9b309f9415dea859e5

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

    Filesize

    344B

    MD5

    d3755c5f33dc4c9d50ed495286528cb1

    SHA1

    9de83a12dea0c4e5c45d47622cdc095f56410566

    SHA256

    71834de39b9395851b5149496a6b152ea402b98f75877616d6dc885ac7f902d8

    SHA512

    2f727861371b36ba03823a2352024d06b83c0daa06bf636d77382657dac3529ff162955690f64f1b73db26366854a3f7399da62e485f2e666940344758e4ea8f

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

    Filesize

    344B

    MD5

    a51d70f76b33a6df15c1f63d6f6411ef

    SHA1

    73a072373a3686229cbb54876a80f8827120810e

    SHA256

    6c0019863461990cf5ffa2e91efae65ea4918e63e9d5aff03df0502b77e3685e

    SHA512

    b405b0100881648f70576eb36829ffdfb797fc2c0754e86f00212ce4afca96e9c58220d7dddd83a4f280104bc8fc2bd8761ba325f8d0b76ed9c369c590b5566a

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

    Filesize

    344B

    MD5

    a15c292c44ac29bc691b21a1c52b5f89

    SHA1

    a05656e75bde0109e92fd25a15dcf48d62610550

    SHA256

    fe032fb0c7b95a1894fffaa97a40389677bb5ea3fd1c2f1108bbeb2930567b8b

    SHA512

    b777d1eedd38a3c3b9d73d911378c84673425fc8aceecf226b674b7d2bb05c2eb34300e3b2b9bfcc4c3a07dca0265d2a7871c88e251bddf98f6243a719d3ff64

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

    Filesize

    344B

    MD5

    b591ef626ae109188d29a1dcafca5284

    SHA1

    7e321f215ab3284e792fba911953d4ef48c0be44

    SHA256

    669522e7212ad001a6f9198cac731562ee3bd01b49baaeb486a7b003361d6df6

    SHA512

    9d39d73789f803a7fff70890da1e798f2e6ca03cc022e05b3bf4d5d7cf21951ebeb8531aaea4c17ad63900f6270bef189949b18e22d56b48401ef1a5bfbff793

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

    Filesize

    344B

    MD5

    d01e24e408baaa11b45386e6f62742ae

    SHA1

    5a2d582874cc7f7ca7c5b539e9058e10f0de19dc

    SHA256

    0e62cb8ab2a7f6a1b442d2480f98a66db7cb6736ee7de25a127228baa90b434a

    SHA512

    22a5480fc4074efa6ee8ef17b4192ea8eaab050f5e59f840a7e05eade98be55855bb890a51fab163f41566c952be3688fade4271c9e53d93bd42df379a911207

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

    Filesize

    344B

    MD5

    a66d3a067d44f756e9d7f773961c0be9

    SHA1

    f688614cc56c607f9e0248f65c2f701821cea702

    SHA256

    09d172d0fecd522d1ae424cde0ff3986c72c0ad3d5b4102e8f5937f56374a5db

    SHA512

    7829bd32936de385ef8166a7bb2afa207d21ce7f442029c01e39aeeea2f1b6f61b248e103afe319dc7fbd5c068ca7d047154b21792b93f62f88664bbf1e3f367

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

    Filesize

    344B

    MD5

    ddcba73aba811ee57be685e58dcccd60

    SHA1

    5728af36b266baadb253236e17178aae424e838f

    SHA256

    937e1f0d007c498eab4922d301a15332f7430ceb91cb0016a1c18b5b73bdffb3

    SHA512

    1d934095fe22f2aedced64483e4477f6cf61a848f316f5e69de05791d7c3c99047340495560c05430c23cbb851f54fab55ecf92c1475298c0f93378f1f3574b2

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

    Filesize

    344B

    MD5

    36158607b00567cf54408606d23fe672

    SHA1

    e04282716d8c795202cd2db98397966a43a9a6b0

    SHA256

    259dc7fbd3ff8fef57cea77cfa8c061a289204fafb52c3fbdcc99657139644d5

    SHA512

    e7651b04aceecc343715f0d9029bcf31d68bd970381946cb40b0be7e9a1c2b574e6d2499e23d56fee03f11689124e340fce1fffb78fb5f40461103138486f664

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

    Filesize

    344B

    MD5

    44c6e90e15a5d2c0b8bfd153f6393c81

    SHA1

    4302be9bcffed20f299e39c5a04e03de3d3266c4

    SHA256

    8074106b65fd6b1e51eacd65307e18442c2d7fd2c761f25104074c41663c2aae

    SHA512

    66b0efbbaf6b2e5e91965170fd7a028116ad01d31ce40b4fab5b7cb07208c6b6829003dbeef752fb3dd3ce2171f983a2ee95507962975b760ac57c7c5bee72fb

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

    Filesize

    344B

    MD5

    c252234e4b04043e6b38dd79b0dcf008

    SHA1

    4c17c488dd5a18d4e76797ccecbf0ce891b14714

    SHA256

    9b87836ff7eb073cd173d349517c04b0b927ae4cebc5e99081d367f7e516c4c2

    SHA512

    358983beaa43eb056a374f8a02186b6c66bd7f347955cfcc208f34a311ae386ae5f4fd1ec7d4fabe31063ec664339bde05cfcb34b95690f69c4f9d51dc85d806

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

    Filesize

    344B

    MD5

    748ed5374416d3344409fb3bc6080d81

    SHA1

    e9ba7c5ad3008897a5b5ada2c786af05957c656b

    SHA256

    15c2909ac09d613c333380756e2fc07d947f74a7ba38a0da2ba4056755604369

    SHA512

    fb741fbf34fec8b94d9c9779419db561ebee7a7668bbe088c4733c996b282b7a6935a33c4827f0da48e029f3d52d740408bf5bc0795564f72a06df0cb039746c

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\F0ACCF77CDCBFF39F6191887F6D2D357

    Filesize

    242B

    MD5

    c9d3ba475879d327853aac78580e0d41

    SHA1

    48a36718d8f3707885881cf19b55efce6b755516

    SHA256

    3a69cc6cf5fb6763ca6dba3c20802a495f95e7cb629e6f5154e59050796031d3

    SHA512

    fdcd413b42c8de5359d061a84884034cc1809984256ddb1aa207f39c5536ea1a85134050e4eb40a0085c5a0c9b2adf6567cab6111c3b5d0e415ea01c935b303e

  • 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\Temp\Tar9581.tmp

    Filesize

    171KB

    MD5

    9c0c641c06238516f27941aa1166d427

    SHA1

    64cd549fb8cf014fcd9312aa7a5b023847b6c977

    SHA256

    4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

    SHA512

    936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06