Analysis

  • max time kernel
    122s
  • max time network
    135s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    17-05-2024 18:27

General

  • Target

    RunGame.exe

  • Size

    71KB

  • MD5

    6cbf23d640553b01afb2bcd64e513603

  • SHA1

    85553697fa8aa86bbc5de321c94b20664018ea28

  • SHA256

    bdf45e650caaf214fadbeb8a534893bcdf45541e5d641d4beda97ce49317ee83

  • SHA512

    232e910ae2f0fc551f8fa2b6157824b44f95389546b5f42797b225dec7a1c28a5ce89702d6393809cc4f3d057d31889b4bf12d9644e89207ed354fb8d157957c

  • SSDEEP

    768:TUntxZvPzGB6rVz3gFobjZkVfW9HPCfv+I6rhPX3aH8+GbebcYaSMP5aGNSNg:TUtxhkFKjmVfW1PC+xhl+DbFarPfug

Malware Config

Signatures

  • Downloads MZ/PE file
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 5 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Modifies Internet Explorer settings 1 TTPs 36 IoCs
  • Suspicious behavior: EnumeratesProcesses 11 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 1 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 23 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\RunGame.exe
    "C:\Users\Admin\AppData\Local\Temp\RunGame.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2268
    • C:\Program Files\Internet Explorer\iexplore.exe
      "C:\Program Files\Internet Explorer\iexplore.exe" http://game.kugou.com/AdsPage/2013/01/DiscMicroStartBox.htm?cid=1201
      2⤵
      • Modifies Internet Explorer settings
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2040
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2040 CREDAT:275457 /prefetch:2
        3⤵
        • Modifies Internet Explorer settings
        • Suspicious use of SetWindowsHookEx
        PID:2620
    • C:\Users\Admin\AppData\Local\Temp\tpm232.tmp\KGGWSetup_1003.exe
      C:\Users\Admin\AppData\Local\Temp\tpm232.tmp\KGGWSetup_1003.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:2960
      • C:\Users\Admin\AppData\Roaming\GouWo\1006\KGGouwo.exe
        "C:\Users\Admin\AppData\Roaming\GouWo\1006\KGGouwo.exe" /install=1
        3⤵
        • Executes dropped EXE
        PID:2748
    • C:\Users\Admin\AppData\Roaming\GouWo\1006\KGGouwo.exe
      C:\Users\Admin\AppData\Roaming\GouWo\1006\KGGouwo.exe mini#1|from#12
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Writes to the Master Boot Record (MBR)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:2520

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\F0ACCF77CDCBFF39F6191887F6D2D357

    Filesize

    1KB

    MD5

    a266bb7dcc38a562631361bbf61dd11b

    SHA1

    3b1efd3a66ea28b16697394703a72ca340a05bd5

    SHA256

    df545bf919a2439c36983b54cdfc903dfa4f37d3996d8d84b4c31eec6f3c163e

    SHA512

    0da8ef4f8f6ed3d16d2bc8eb816b9e6e1345dfe2d91160196c47e6149a1d6aedaafadcefd66acdea7f72dcf0832770192ceac15b0c559c4ccc2c0e5581d5aefc

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

    Filesize

    252B

    MD5

    7258e7b554cc6d614e4768379c8e29e6

    SHA1

    dbc5dbcb8b2b686fdcf8e356296c6cdbd37011f8

    SHA256

    f4157951e4bef1888be8e2f7d9362ed77107d33f11c49bd3e98011c3a442b084

    SHA512

    e309c73c4b626befeb1f77b85f80f0a80a48fe1206c151bc24c719878df15ab57cf4fd1e7500eecb71f520902cc9adf3ac1c76e7201e4712ea74ff01703cc3f3

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

    Filesize

    344B

    MD5

    a5d7cfc77e91c40ffc74e10a625dc42c

    SHA1

    19821c8cf0db21b0836798b2906905386e368fb3

    SHA256

    436b36f7762406f19397e9f8e0667e29910c2cffb4454114ccfb4ad71bd9b141

    SHA512

    92f16bfc29475887251dad61ec8a72e4cdad4f57aec8656d1b0ce20aeb72bdeea35ee32b9b425ea0a59be5ca6ab713b0f20acbf9e29b2ded7f12dffcf62b57ff

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

    Filesize

    344B

    MD5

    a3c71146d200e4dc11192de2468cde7c

    SHA1

    7e8c0bf4054f4f58ac036cf222ad63b8f6966d59

    SHA256

    420aa9a6ba51120f90541f18808c9de369e98f9f55afc06eef193a998aa7a2c7

    SHA512

    dd2bbe7bc7cabb69e02da9e5f2a272dad4dc2a4a75934f5e5ca0b16dd5ab9aa705a5c877e26839565037151a5f5afbc722808ce0bec35f44885763e2a28ec17f

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

    Filesize

    344B

    MD5

    e430ffb8f75338b20ef75a4e54a62373

    SHA1

    f2979f47b5fcc5f1123a2d06966fd69131f287c4

    SHA256

    a7552fe81f64e028011edcb7c2ed92b2d8da017ac397ad3fb72810125385cff5

    SHA512

    0cfc91c7c71440341658a8bbc73807f7e8ca9e11a335b06df7342947aee60a011145883b264f80df46c8357375a51a73fdca90922bd0f3356a95f272f643bc75

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

    Filesize

    344B

    MD5

    d19fd07b1c13c16d0627390569311203

    SHA1

    0df20fcefe77eaab1c2c48350540ce1501cb8284

    SHA256

    7ea5573870e67f7e719540c9759943fe6222f61bb6efb391ac793b15c9f2b09f

    SHA512

    0fbe2df73fc79201f6d5525ff3f2afa1ef42cc0940e8f54c3f922a35357cbe946dfc72b622ddfb095c65abccf9d1c4d81f737aec6bcc985e059df6454cf426c0

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

    Filesize

    344B

    MD5

    43050e16b884d8031a497bce2b007ef9

    SHA1

    4cda315e0104e94bb5e0db812e5ef0c2a9ccb556

    SHA256

    37c0704e4142cb823a2be477066150a599b4af4fafb4d0badb12c3dc13d3f620

    SHA512

    1e2aa028c242f998815b45e7cd261f6fee806de9c47655fe57c39f5a01d1b3ec868e164995903258fadb8a42f9f04e721c75b01b73e3f2296c2b858ccfcf0993

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

    Filesize

    344B

    MD5

    d170fd217a4838a3e051222508b2536c

    SHA1

    e858177b6f7e2ac5f6ef67c6c46a49141a6e4703

    SHA256

    63af3cc2e04fee8853ac0b24527a4a0c1782c85b1e0a5816e75a0b7d48fd5efa

    SHA512

    8c863597f8277889dfa8da82a682b27f95f906c022ea149a03f63103ee221297a1b98cb017125f8a73fa55c810ed7c8890b638cc83bb158a96884ad872501720

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

    Filesize

    344B

    MD5

    db1b57c6e263a7e1afeba9d3f0dcdd60

    SHA1

    90a32a333a16fbafc981747f48930264a5e0daa6

    SHA256

    5f0ab7a6cdb9c75b30d444b8f6415a17d841cf140c2d2980a60f34f0d2c3421b

    SHA512

    10cffda51daec09e6037b42b6727998572fd59f5a51577bc09d028578d27c21e153f637847c697493ec82b18eae4e6b43b0114455427ac562dee2cc2717f59ec

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

    Filesize

    344B

    MD5

    b37c4a88100a3d4892d8825ac57708df

    SHA1

    a2256d8ce642ba8f27746637a97c3fa990b1d6cf

    SHA256

    d2236555e374678b19bf4b927b05cdef76d2f11acb2ee844538b6fb03d2949b9

    SHA512

    f6bdecd8ab85649ee07db690565748bda643547d9c1034caf709ab6d126d2c9f0f6050e6fa841e5cc913903f9f9bc70b347584fbf7731c5a5628c8b871f22d04

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

    Filesize

    344B

    MD5

    58a77bf9f3a2937a80a6fdfd86fbffd7

    SHA1

    5c1cda9ef8665d4ffc14ae7d97f82f13827be16c

    SHA256

    12a1e781fe5ce1f90c0b5c523db2d2e16d1abcc385d50f4bbfaec49f1e75da46

    SHA512

    2b99b8ae7b9bdc6368ba83cbe879cff8bfaee89fe759f0342389359af8428751894077e824acacf2dc6575a1ebe56d4c6be9c8f135a017aa4727a2dd5532d649

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

    Filesize

    344B

    MD5

    a8738343cfdc61c537de6d8a37d1dc3c

    SHA1

    572c46e374d0b15a4d5a30305810eb7d8d058534

    SHA256

    37aa91e603a2effb516da244066af870f3eb46f1172a0e2502ef43e07a578063

    SHA512

    c99ce036399222ccd040cf163c95a5ca2f5f27e8e3ed4e820433dc7a9b20d2835889b8e0644960bb3cc9dd7b8a3a13f087099f9c08daba581320eb770a0e8063

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

    Filesize

    344B

    MD5

    09ed20bdce223bebb586353b0c5d2bfc

    SHA1

    a3f799b065d6846462a104c4b2691a2c0ec0705c

    SHA256

    7acf5755f9243173ffd91f1b629b5a070212bdd833262116cc6bad9ef6b12ae3

    SHA512

    a1d27811dbbdf70e037aa6ad5ca90255e4c2e6e54a17b08674a2ea4e5145f97c737261eedab4229624fc7bff9f67cafbe22c6e713b220dbcbe848ea32a753fb5

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

    Filesize

    344B

    MD5

    8f314dc77df140b57f4bada7ee14bd26

    SHA1

    67ba01e52fae3450fdbc169849bf8595c61b4cd3

    SHA256

    5979130f87f75ebd00d8e7099729e9d98155f495b1b0978cd38c60c283b1044e

    SHA512

    a517996adcda3b0e36361ae1a7951530ec9644b3cfb463ef2ff264474310c8b38968070541aae8275307fd30b77f37817fcee1cd90f6abe7f1e317846735b43b

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

    Filesize

    344B

    MD5

    de19c4076a25b5fa98d2c07398bf62b5

    SHA1

    91bf9d440647b012ee66e73beb8f5c30b46c5b6e

    SHA256

    1c0eaced37bd24b3aa0b422516f0bf4b0d181e1017e66ea5348d3deca957db3b

    SHA512

    69d525b159e96972f78e0758d14f6ac464ff0483ab75ac2ff1f4a42e8044586639bea6efecf090bba854e196ab5bb8bb41c88f545e0d7ba62fdee2bde6b73f5b

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

    Filesize

    344B

    MD5

    a9a5df1a90ac101e88957a02ae31a7ff

    SHA1

    560100731387f1997237a4b107adb3a1e3ee97f2

    SHA256

    2675f42dbe46716434013c8d114cc80ef95d4b5a10b68fff1fdbe77800aae6e6

    SHA512

    29b7c75c6469f166300f37ede52e9254ba0ee3011445a6e2825539f4378e450688ecf47255849efd27c400c8af043b3a387c2bf982600def397cac16b9968415

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

    Filesize

    344B

    MD5

    e2df86fbf167f992b76644007334fd6c

    SHA1

    9b6eb51d9e9d41fe00b53653fef8de749d363a71

    SHA256

    53f716058b3c413cafe176c479fcbc800dabb6c0d3a8410a488de301b039d307

    SHA512

    2416bfcc72e7b2cb64360867812e8131e8f112f08aa92e4ba7f328e6ebabe906af7a8adb717401b9b1681c697e8f0b005ce47c394e5d6aa1c7fe8d573d8f3d74

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

    Filesize

    344B

    MD5

    facce4bb15af372934144b637a9e4d05

    SHA1

    ebb718a2efa7bdda6ce138689d46c5183cedced5

    SHA256

    8701d72932209ae1f88bf4e5df83a27a6b38f3ca3ada622b35d3fdd9b7abd27b

    SHA512

    88e302c674ffc3ad965ddd4423397f5149956793c43568c83dbe876789a5a84a341c77af9095824ae70136cae03bdddaab46a2b13d6cb91369cc64ddfeb69183

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

    Filesize

    344B

    MD5

    e841d5e5d5af20c47aee4e8100122f4e

    SHA1

    127add04c4f0f548327c78c679c32f33e030aec3

    SHA256

    a12c6179cd13e3458d1673fbffaa47d2d86a06b7df92191865ff24add1a1075c

    SHA512

    b69801d9c69910dfeb7c324fed632e3d06612ad3dbb6d268a135e71971399e2a1ba8bca8a6e32305b3f39934dfd85c841280e31c19098fac7bb278beb2b35a79

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

    Filesize

    344B

    MD5

    c9c643acb9dfe00af786139bdc350506

    SHA1

    53ca2069309cfcda4c4a657bb058667660cf5d99

    SHA256

    5d8346dd6862721d4c0e62dd715db796cf42410b9a7c1af80e04755d6fdccc71

    SHA512

    1c8d2a25e1b08bc2cd54124ec34b907e28aaf1cf955952c430a3f14003d611eefd6c6be7a3271215f7e8158cc14e61dc3448435049482937a5c9c8a904951f83

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

    Filesize

    344B

    MD5

    efbfe387e88768fddf2d0f17b0e7d160

    SHA1

    03d57b429439200158a63f50b0fa4471027f57c5

    SHA256

    b4023c86412d8716ed27611fd9cf8d391f7726fc891baecddb5f8f7237ab4578

    SHA512

    42c338e86ff13fad41f6114d7e536b13a68aecfb1f96763779997a30058347edecd26985871a8bf7928519fc212db7a975ed661ebb6c29a430321eb8c7e2776e

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

    Filesize

    344B

    MD5

    64699e14eee879d99dbfa6817e293969

    SHA1

    09d8e97157477ea83285c931bb393d7e115f0dc1

    SHA256

    d8219b580136cdd70c59fa7679fe9541d1e403297f4a6d337f18429ea698aa5a

    SHA512

    6afc367a330d0d117c08007f5ed35fd91e6f67e5641887b08e851d54e2a29450dc76ae6270d380faaadd8345af6e9bbbe1ef2a777fa9f50f4c25679026eca670

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

    Filesize

    242B

    MD5

    d0fd89c93e63bfde31f69fe957ef794f

    SHA1

    5230000eb10787853a372183c02389a444e74aa8

    SHA256

    cc05ccde8f8c2ed2b8268c135f7cbed3169dbd0f61be181c76f9eeca0e2b5bbc

    SHA512

    57d4878149cf13f771d972aa28478968751baec65e891d3e3a665eda92fe352c07de64e237da65cb562d88e3f16ebc7b460d865beec5e889b85a13194567831e

  • 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\Cab3110.tmp

    Filesize

    68KB

    MD5

    29f65ba8e88c063813cc50a4ea544e93

    SHA1

    05a7040d5c127e68c25d81cc51271ffb8bef3568

    SHA256

    1ed81fa8dfb6999a9fedc6e779138ffd99568992e22d300acd181a6d2c8de184

    SHA512

    e29b2e92c496245bed3372578074407e8ef8882906ce10c35b3c8deebfefe01b5fd7f3030acaa693e175f4b7aca6cd7d8d10ae1c731b09c5fa19035e005de3aa

  • C:\Users\Admin\AppData\Local\Temp\Tar328B.tmp

    Filesize

    177KB

    MD5

    435a9ac180383f9fa094131b173a2f7b

    SHA1

    76944ea657a9db94f9a4bef38f88c46ed4166983

    SHA256

    67dc37ed50b8e63272b49a254a6039ee225974f1d767bb83eb1fd80e759a7c34

    SHA512

    1a6b277611959720a9c71114957620517ad94541302f164eb872bd322292a952409bafb8bc2ac793b16ad5f25d83f8594ccff2b7834e3c2b2b941e6fc84c009a

  • C:\Users\Admin\AppData\Roaming\GouWo\1006\KGGouwo.exe

    Filesize

    2.4MB

    MD5

    cb937008ac49500aa24b505c5b6105a6

    SHA1

    aefef477251967316ca2b1169150ef9c0865cbea

    SHA256

    5b672cbfb422bc4531bb4f5146b24b4b05111879d1c3a746aaee57dee4f9b6f5

    SHA512

    a1015d0e51167d89ecd1d512bb76058452902729a5657b950e6a5476f14826ec1637ef436bf882645585971757bb6deb387a8ae47bbdbb04b26223ac7f33de9c

  • \Users\Admin\AppData\Local\Temp\tpm232.tmp\KGGWSetup_1003.exe

    Filesize

    1.9MB

    MD5

    56c3f6c9eb6f7e8223e49d7a032a3eb6

    SHA1

    7626a176ef3f9571a53a443e809ad3ae96526d7c

    SHA256

    5143a8115e9d6d0199a6e67de56b98bcdbcb4adda9ed85e062558b1d05710826

    SHA512

    31ef589f8070c3ce5454744a7d01c1bf6c44f40f9ff86dfd3034cddbc0f9a3e01f36d9a7aeea2927e858349e75f38f8203da8dead84d635f580995cc102b2021