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Analysis

  • max time kernel
    118s
  • max time network
    141s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    25/03/2024, 18:53

General

  • Target

    R34Downloader.exe

  • Size

    158KB

  • MD5

    f3b50da1d75b2dee573cc2e1f688abbf

  • SHA1

    63eac63f1df81e524aad02a4a0565d898986bc88

  • SHA256

    73c219843a415eca74ac97ff9270575dcdbacf8752186e3558934ff3cbc26ab3

  • SHA512

    920f803bc3ff60ebb306b2fabcc25ae3609411170ef23eb5cabc1c31027cb913f717441c584e477bfcdfe40d57b4c4c3880f3ca01c41000d351096dc794ef106

  • SSDEEP

    3072:9h1C9tcTh+zhkGqPhUrqx6gwd0S4vHKjpNP23qQ5CGgzWPtqjs1d:9h1RTUzhkGEOrqMbd09vMNPFQEGgzMb

Score
1/10

Malware Config

Signatures

  • Modifies Internet Explorer settings 1 TTPs 34 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\R34Downloader.exe
    "C:\Users\Admin\AppData\Local\Temp\R34Downloader.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2204
    • C:\Program Files\Internet Explorer\iexplore.exe
      "C:\Program Files\Internet Explorer\iexplore.exe" http://go.microsoft.com/fwlink/?prd=11324&pver=4.5&sbp=AppLaunch&plcid=0x409&o1=.NETFramework,Version=v4.8.1&processName=R34Downloader.exe&platform=0009&osver=5&isServer=0&shimver=4.0.30319.0
      2⤵
      • Modifies Internet Explorer settings
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1884
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1884 CREDAT:275457 /prefetch:2
        3⤵
        • Modifies Internet Explorer settings
        • Suspicious use of SetWindowsHookEx
        PID:2388

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    67KB

    MD5

    753df6889fd7410a2e9fe333da83a429

    SHA1

    3c425f16e8267186061dd48ac1c77c122962456e

    SHA256

    b42dc237e44cbc9a43400e7d3f9cbd406dbdefd62bfe87328f8663897d69df78

    SHA512

    9d56f79410ad0cf852c74c3ef9454e7ae86e80bdd6ff67773994b48ccac71142bcf5c90635da6a056e1406e81e64674db9584928e867c55b77b59e2851cf6444

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

    Filesize

    344B

    MD5

    96ca92c5553e55823db49fbba209ce5e

    SHA1

    26565562885f89b4351529abcd809616c713417e

    SHA256

    f4ba49a1ed4c24936eddf6d51393e00db9ea1540607cb8189545d05443dac3eb

    SHA512

    1bcad5d68d9920a30748abe7e08170003d94a8375d24f29a90b9632e139b15c53549df2f0904ca3b409bca231ca8ea3bf9329e3f3223ceca1f4f3b33903bc5db

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

    Filesize

    344B

    MD5

    edc6799b70cd77a03e014aff575f623d

    SHA1

    8c63338f977908852376a254c4c1b27261de719b

    SHA256

    8e0e4435d759f876cd393c051cbeb4e2a9ea91a61f6348dcce954cd28badfaee

    SHA512

    9abd1fb542d1d7ee0c9959eb0862d1a4dd93ceeea92850342194a58ea5c4db81cbe043feeefee395cf86b67d65a4617817370dd95fd0cac2b0e3e09c25e10f04

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

    Filesize

    344B

    MD5

    82604c7d438556ce5da7ca306d9f149d

    SHA1

    092f15d457ff8312664eab0f2d5ac82c5a480a3b

    SHA256

    1b22cd908e9f6fe52ffe14535b71fd99274c651bb370192f925678d866257d57

    SHA512

    a577f21640c4368775a8ef08991a09e4a0813d445cdf0859a9133e0131e8e348578d79e4bab6ae591cccd3b25bf600c327edf5dfe47e53c7a3698f9ad98eaa7b

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

    Filesize

    344B

    MD5

    1113e7c834cb891e905d4270d59ac5eb

    SHA1

    5f87f8d24372acfb8ab99626a7ef338b4ba03005

    SHA256

    bcf178540d7e3e0d0e45fe9f68b081f4e0ceb383b61ac2a5f660960538c44dbd

    SHA512

    303d99ce7bc80db31421f3cc456e68e1dc3d612150d0706ad859c0994774dec06d22aadccec38bbfbcb30a66e46e4b186976b27d69cdddc6e9a1523ae1058357

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

    Filesize

    344B

    MD5

    170e846409edb866901d249de12b8c32

    SHA1

    b6019072d6ecc1f4a17dda86c74184298f8263d9

    SHA256

    50e6cfd34c92b581e26d88f95e06e9a244bcc9e11e6e322a97ef0bb7792df7c2

    SHA512

    44737bf6eeb0e3861478dcf9a7c6824750a41c74b858a9fc830ff47e6cee5fd6a59a7c9f324d2b31e71a69c0c68aacf6819930ecc2feffc865a54a1c257b371c

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

    Filesize

    344B

    MD5

    b2878db367eb26fb6de5e20fba69865a

    SHA1

    46b2eeba1e2e571a22bd6866d1d1617e2a0a4503

    SHA256

    b81315841701e9b1470e13a0d435be1b871a62ccfec4b906541a4d3bda2db257

    SHA512

    272abd2a501c9a08aba63ec282b2121cc04af3774443875ed6fd553a95a8d9d0e0294a709dbc0c92d89a8a82821a9e8972b65f3bc0b3b7d1fb9e9a0f79507d78

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

    Filesize

    344B

    MD5

    d0e6bab6937c7a440eea912ba9c53b5b

    SHA1

    5189b620768d733b6ac0c99531f713cdc9c3fdba

    SHA256

    ab71ae5b674663f86d184fc014ca1376dd7ebc53dcb74fb6703f681fde968024

    SHA512

    768732f8f6eb7816dd0ee4a78c6b4cad34e597d023876d8843a7f21cd1bea206d5911a4cd1686763f623083a9673d3a1840b63d4266adb253c213223e90d335a

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

    Filesize

    344B

    MD5

    0d2213939aad20572e68055b43663d63

    SHA1

    311d1721971325249c89c09af13dd20b13ca2b0e

    SHA256

    993ab4aabe494151e1f06064449d960c3e88298f0ac14b4d5a40816646a3da3b

    SHA512

    de9020410a061ab06153b87295de8926a068a30e3dd284efb09b3e589ff107e04db6c9e9b08e330bc2d77d7640a4a5b86720649c69fb0a26d56666573a7fbae4

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

    Filesize

    344B

    MD5

    04749e48ae5be640ff8889dded9e09fa

    SHA1

    e95060410e22810eba730b3385731f27229654a6

    SHA256

    0020040e35daf82251de7d1e58f22e792605edff05669689c101aeca39873f68

    SHA512

    49032a15e9439d3a3f268e88eda3733cd8957240d6bdc69422e20cf5453d9e21822da815ef0b5f1814528252b48b665d59fe10b3f169231392e6a66b718b3e45

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

    Filesize

    344B

    MD5

    8d82bc449feee598249854328c81725f

    SHA1

    9062f43f040ebd40f21e4cb88da03a2b653d29dd

    SHA256

    01dec97bb7bf69268855cc3d150c01da5844b5bb668ab3c2b5bbc278dcdfe2d8

    SHA512

    189be44fe92a137a21e6fbad6105f878ad7570c180993746d65ac5c79a0cf72e1c7b9cef263b076b6b1d173733fd0f86d13ec7a2a48e06f6acbe1a1e42505cb2

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

    Filesize

    344B

    MD5

    c03e48e242d78da6682f71ac782cc885

    SHA1

    91336c1b3f4ed3f51d0386caae62bf3c6de4472c

    SHA256

    76f00407ce278590290c53ea54894fa90fc80942a4b90f8a45026d9be2a3e166

    SHA512

    c619b489069ce0ed40cac0fc13bd8925abdba938f81ee66ff816f9b58b1cab83a51f1ed1a032a7371ba287f7aa53c6b91b2ad716047aae60f4459c5c67a6b7bd

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

    Filesize

    344B

    MD5

    9885cba6542ebe2e5a2e644010fb907e

    SHA1

    e1093510549222979d122a1056f9d332fe78351a

    SHA256

    347e287c0602fd8ab2dd0b2f97e3aa1a4c70b8761d66e360f6107323345e5dcc

    SHA512

    b5600b40c2237350b0c1ddd4d977cfbd50aa3ef10a42e67b6675899c5579c2cb4607a1062a449bfdd1a740d16016851cfb4e4fd13882d16b85fd9c87b2fd6801

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

    Filesize

    344B

    MD5

    3a04d1c7b1fc34c09de25433e692e9ca

    SHA1

    259da9a387204a31e934a2cfcd9d15b3e47e7116

    SHA256

    2dca9cbbdc59bd6f40b9885e53a2e77b9ebf39234da3f0465b819934b1c9a7e8

    SHA512

    0c32f19ac26ca8d67d1d8411f4e90ed64ec520368cccff588f1037c0a0db0244323e2513adee0388512f091f60834b77673e20846cdd72dbd1086759cd957ac4

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

    Filesize

    344B

    MD5

    565f13e4f09109a327fb447d6502179a

    SHA1

    b85423e0854dbe00f0232cc8990b2dd9f986a1d7

    SHA256

    5a69b8422fed145caf930ce6bc29bccd1b9efeb6bcc99306bb10c259fe88c796

    SHA512

    979699368b63f3736faa1dacd94aa0d38b613c3c0d48171d75f45c9de0c49f708819a1011f24554420fdb0b7119e9afb623650c409d80383ce942338db88704d

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

    Filesize

    344B

    MD5

    2e86e6bdc863470d5e087e5f4cacce72

    SHA1

    a6957d8b5961a18b1f6243a24153e47fd3b29084

    SHA256

    7598576e9f12807269dd80cc802e0263ef35d362bbdfcbfb6d1bf9eda679de1f

    SHA512

    fd6bac96fe1c563d7b4da003a21f4cc6d349751123fa0e389910fe4e992d5657c74bad8293da0d8afe940f84e143745f66b304013896c8a18ce081882af769e9

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

    Filesize

    344B

    MD5

    ecc6b64cfdf909db728bf1a55fdd45ec

    SHA1

    0dcd2ef0a81d1dbd5dacccaa32aee83e71f80f28

    SHA256

    6f461b6880f2c2aecfc66815c15e03eaf0bd696ab6f6b8f679fffa4a1bce574d

    SHA512

    799d656ac5edcf7f21cc283ac0bbd79869e187c592b7ffcf6cb1ad680788511e95cffd6f1e828524562c1fe3f357c78e9a0b58f938951ca97f3189f23468a37e

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

    Filesize

    344B

    MD5

    0c5ffdc2395a074f44464ada75e64758

    SHA1

    af1e5a8ac26dfce0d005b8c55d8a3b9183bcc1f8

    SHA256

    09adf3c56f5113a2ba24c447a75cc65813f8dcac0cb51b50fbd5f3e11f338b81

    SHA512

    c7f689c43c33f16058645010624564fc0419c5baa552569624ea49306d50dd52268536ce5abf46da1e4c67f70114a5f0e0277c7264487ca41cde8ca633749f85

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

    Filesize

    344B

    MD5

    16e837a4a5458ac7816177ac532072af

    SHA1

    0db60274fd423601d7d3cee73a10edaa5cd51e06

    SHA256

    9a4653d03d3457c5c4c31f74a9cb45086e054b53b488a83a2016864a30cf4c45

    SHA512

    74209567f811b200b9b14582ec7e15bb620d6e234fd69b2424d577fca6dad603a6fbfae007771269736b4a69c243c1082c9bff966d69350c812f721d15ce87d8

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

    Filesize

    344B

    MD5

    f795a37c3a0409948c33f3e006cdabcb

    SHA1

    0ec4e02bbafe4ce21551e31c876d970b53bcbcd1

    SHA256

    af3f7e0f6d93fd06f46d9b9ce4a814b3280f284c29e2d3202f739eda6a7d9c59

    SHA512

    8b4edd6f75ef6dee228017325e375c6e5298b484a3e3948a62af41790bdbbde68bc911f22d28f2ca8f87d0fce6fc5a4ecd26f4bf3e355e16292f0882685bc979

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

    Filesize

    344B

    MD5

    62f352802249f1b34d0de0609cc08956

    SHA1

    0f925fecf88c7f10e67889e155e6c826015efdbe

    SHA256

    787b2e953ae301fb103ac7a9fa9c0cea0ccf89bcae3d7940aeee0df5b2251f85

    SHA512

    cc55a108ed3521fceb53ca22b6c166bc5a5ab67f99d2193b713e76395afd61c1beac650a7c52a4e7cd7271093f43a2632275b884ff22688e5a23ec4260f11111

  • C:\Users\Admin\AppData\Local\Temp\Tar6FBB.tmp

    Filesize

    175KB

    MD5

    dd73cead4b93366cf3465c8cd32e2796

    SHA1

    74546226dfe9ceb8184651e920d1dbfb432b314e

    SHA256

    a6752b7851b591550e4625b832a393aabcc428de18d83e8593cd540f7d7cae22

    SHA512

    ce1bdd595065c94fa528badf4a6a8777893807d6789267612755df818ba6ffe55e4df429710aea29526ee4aa8ef20e25f2f05341da53992157d21ae032c0fb63