Analysis

  • max time kernel
    134s
  • max time network
    127s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    27/07/2024, 01:40

General

  • Target

    7695e3b8089c5e344d9260492bd39ca2_JaffaCakes118.exe

  • Size

    93KB

  • MD5

    7695e3b8089c5e344d9260492bd39ca2

  • SHA1

    5cddd4c3c8e1cb4e86782b393dd90a8c8feacd50

  • SHA256

    95fcfce99984e6b12599752f07a93b4ea22b9b463220adfefd2ddc628b1f5e4e

  • SHA512

    47e42b1204fa73127d1e47d73e7463bd0d5521a2d29cfebff36d4a41206571fd4d7a08a5345e344ab411f8408d5e2e622ea8a11c3d52504e0c5a5b8a48fc282a

  • SSDEEP

    1536:0P45ClPk0fQIrOkvKKPHabMPC5byRuImtznCEl0D0vtScwOaG7Ciy3Jh:O5lzOoabMuyRuI/pcjCia

Malware Config

Signatures

  • Loads dropped DLL 1 IoCs
  • UPX packed file 2 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Installs/modifies Browser Helper Object 2 TTPs 1 IoCs

    BHOs are DLL modules which act as plugins for Internet Explorer.

  • Drops file in System32 directory 7 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies Internet Explorer settings 1 TTPs 34 IoCs
  • Modifies registry class 60 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7695e3b8089c5e344d9260492bd39ca2_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\7695e3b8089c5e344d9260492bd39ca2_JaffaCakes118.exe"
    1⤵
    • Drops file in System32 directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2556
    • C:\Windows\SysWOW64\regsvr32.exe
      "C:\Windows\System32\regsvr32.exe" /s C:\Windows\system32\fejokt.dll
      2⤵
      • Loads dropped DLL
      • Installs/modifies Browser Helper Object
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      PID:2028
    • C:\Program Files\Internet Explorer\iexplore.exe
      "C:\Program Files\Internet Explorer\iexplore.exe" http://configupdatestart.com/bind2.php?id=3913102
      2⤵
      • Modifies Internet Explorer settings
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2712
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2712 CREDAT:275457 /prefetch:2
        3⤵
        • System Location Discovery: System Language Discovery
        • Modifies Internet Explorer settings
        • Suspicious use of SetWindowsHookEx
        PID:2900

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    342B

    MD5

    85d11cc686f385dd568e9fc7a83ed56f

    SHA1

    44c7ae19a672952d8f37c4c8449e08c4d67c7b24

    SHA256

    95c153dc7511fcdae36ab2defaf8f49a0071897db4354b118450debe566533ec

    SHA512

    466010434c003d7dad21f7714f544ccf03cf5d409698a65659a0069e32507d91638a3220b6abac233a33a5c609fc10262903a569009f2cedef12e0a76b0b6e44

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

    Filesize

    342B

    MD5

    e01900f60af2c3ed981cb90a99738888

    SHA1

    1f16b95c2741ca84b58c4fbf2fce61b30ff7ccbe

    SHA256

    dc46e35a40e125428b1f376ba553864a7a9f0783578ad4b100b5ce7de488c7d1

    SHA512

    0c7ff3897311164ace81d3a6f7d58911ba27bb9ad02ed901bb0dcce07f918796accce83f728cb44ae2af3a879ab9aa8c9e468ddec02a3078c71571bedfe69754

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

    Filesize

    342B

    MD5

    b6845268f6e0814fe25b0c4536daa079

    SHA1

    e473e6a64c61adc8eefe0e19090b33fc98f695f4

    SHA256

    c3dd92806770e298554768bb945022e2582d1c6ea92fa2efc476f11a890ada4c

    SHA512

    b0e0491feeb079609ae7fed70403653ea78b37517c5a90e6c1fbc1ef35f18b5d2a7ed780143b19a83de48984463236f3379ea2cda84d479845092b297f13977e

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

    Filesize

    342B

    MD5

    0b93ac26ebcb968b776ee7d2673ff471

    SHA1

    c1776d4a85cfb059c9157af56f8e09013d99f149

    SHA256

    f7be32e6a34ddf8335bacc56cf259edcdebf83d001d2fffd11c99b6a35383960

    SHA512

    55e66177a29d9b28b1514340f60edf75b1f11ae96f3eb89223d8455acfb415d81227dbdb547ea7929addd052d6feedc5b93a47293b628b34092e8bc787c5a9b8

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

    Filesize

    342B

    MD5

    451cb8bb35dbdde8030ee7a4e45453c4

    SHA1

    bf1146e90f8f792f6257eb8664793442da5b34ba

    SHA256

    458c2a33f85302893cdec30120a3c3c115f6c20d8c3a8d0ec4ae0f12f091c1a3

    SHA512

    873ab03b4094a5db2b0714e20421de4f07dcb217916f4ce562ce37728c5c524b60b5d539fd8b54628f85e9d23632b9cab3bae980d55d89409659e7897ded09c5

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

    Filesize

    342B

    MD5

    599b5bca4d2d367405e5cceaa1a71821

    SHA1

    9f0efe090bee7fa121826ee983b9f195f0c6b798

    SHA256

    5fb69b73ca826270f2b65a870385850afcbaa1073a6f18e88cfe68c9b6bd1323

    SHA512

    8d0fa2c06fe483b509837b643c6009d4664de45bbe09370bf6e7b5dc69c8624936501e2eca1a12d05b522d1110ae2d2c65caaf84529aa9753731c24db739dafb

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

    Filesize

    342B

    MD5

    49abc8ffa32ec0e80afe2bbb3e5eaace

    SHA1

    b3612f52f30dd398c9cbd493586c48a8cafcb78d

    SHA256

    350bd760b81f1274780d623471ec21ebf93970f4e06515e4cc7e7f1704bec349

    SHA512

    a2b971c6b21bf76e5b56d2d8baae8dbfef8763f8ecf22a254f59e009224b832f54a86013effaf03ca04a02b422c46f8fddfab600170c9563c22bad2ad1cd732a

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

    Filesize

    342B

    MD5

    add9d3e5a65c28ef7be5a600edbf94d8

    SHA1

    a07ef0a014e868bc4b9023ff59a3dd0600dcae47

    SHA256

    593f14cdb318f00f67f6a9527c0eeec11ba490371a077fef27b100d099c773da

    SHA512

    93ef3d4fe4c42396bb86403a4c04f5aa58a58c3b523944a67104409da78bf3797d41dca4bb06a146ea4cc0c7e0a32d39e62ea9546e9d4654d3541ab93175435b

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

    Filesize

    342B

    MD5

    76c65aee667c8564ed3d3631adadb389

    SHA1

    8f634f243e3b29940299e456275f0c6ed6e29ac7

    SHA256

    fffe251bb40cfc3d74224f5b2f7634b4b099bbb3d28358690fdd6b58309a5415

    SHA512

    c932683eae5a4b956fcd91d88a24a00086b54819fecc403895246adcfe800cef30b9ba9dbecb331e54bb801ae7a6d1e1638952800ff3c98a7e72d211dfcca84e

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

    Filesize

    342B

    MD5

    4587a6975a022c753f9a98fdaaa44e46

    SHA1

    c755e9ad0703442fccb2ebe1977904e3964f43a1

    SHA256

    0263eddf1969c0a3e28062a5957c7da1eeebb22228f4dd8bfc65da01060922d2

    SHA512

    afa49bc20655333b1dc1b2d8e056fb2784e4ead1ca4d6d3831281eda7387c291fb05a0003e1c2ac019a8c7956a0282c2d6f3bf4684c5682375b34a6cc3abcf02

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

    Filesize

    342B

    MD5

    ec3a03ab09a74ec07c2152fd6a855af4

    SHA1

    ec4c08594bf562a65dac5bae0af9cd73843ddc54

    SHA256

    57f75106dd97a746c164eb08b2bcd3db1398ee15f2c39eba99b47bd4d1073938

    SHA512

    24c21b9a5600f5a366416a5084d0010fbd7eb730e95365187977d3cbce9bb8ea9cfabded912bbad5427fdebca843a2bb3cb2beab9671a5aa8a88b33dd8b15f72

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

    Filesize

    342B

    MD5

    4800851f5a313f4c0a97629587864ebf

    SHA1

    222a4c455a02cbf5244b901a5ca4d35d3f4cad83

    SHA256

    97ed6236620ef051f04c86b670158062577897401867ecacbc7d2b0bf985faf4

    SHA512

    63825d5b4663906945d4dfa3290bac26c0b1202b6371bd0e90d2500991fcc5d6a1c81ec36f67fb80daf2bc0eda4dc340240d3eebf042fad39e0a484eb811a86d

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

    Filesize

    342B

    MD5

    f76f3114a6c7346ba56e0b0e91cbca7d

    SHA1

    78e3ccb4da6b841a4059c505343813c37c70b48f

    SHA256

    71992c3f1b6e3166e2e2e20bb2be44343920aa664899b6de5184ca8d7aa76744

    SHA512

    80af1a0109ab322a2c6c9d6b2c2e08818dcb2e3f340333a84173c536278d3bfb60b3b83f632aff02b019013c33cc26648daaade9636d3f4b0e8e917bea3f2384

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

    Filesize

    342B

    MD5

    67c76b5953b224ffa2e2ccc1c3bbe40d

    SHA1

    b5c1e8ac5ec85c6f31988da3f5f494fff1cc44c5

    SHA256

    ceec07220308067daea1f5805ab30c1c22113a1b026826883bed9355fb95e243

    SHA512

    9e4a4be008a43be57a5e46bd95f43d4267981f1708e8bab3e2cddd3a3389df440d5d3496c3a847ad3650745f13df7aa54200fc352080e7b1dd641922b9021d26

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

    Filesize

    342B

    MD5

    9cbc9c6600016e3bfe2cdfe068e14e93

    SHA1

    accfdac292aa978c58ba1e1f0437c08012b85441

    SHA256

    2d0f4476ff1a812060a4c87dd81dc60832a30e5c311678831d18cccc7a239bb0

    SHA512

    15c53bee7f2b3f55cc93f800ae92cd1de3bcbd4a3c1cb6f37bc323d40b9b15f27012f0b20a27f9b4affd902ecd66d7c11d3a6c9168075ab5af6ba747ab71818b

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

    Filesize

    342B

    MD5

    85ea72e851729f2aabc9b260d0f0de22

    SHA1

    f1eee98ef279a4ff733fc449c48ec2e3806c7657

    SHA256

    504b06ac4aaf5116e328ac0eff56236ce7611bf24f5a905b976ffff31aa2c890

    SHA512

    d91725abf2d2f63b6634749674521ae5d8acc77ebeabf3b09d67f0aae89ad740687b1761455dedeec7024ee1b3a295345fd82210c31e82175a802629c62daf03

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

    Filesize

    342B

    MD5

    bf5284725015264b4ffb764b7d148f91

    SHA1

    6bbd0f1d7818007e1d7ef1ac967cac371e70927e

    SHA256

    c7330e6ea6e27d36e7b5b861013719950378f2201575e76d0ef4494b96a882e2

    SHA512

    7f02eb3241bdee984bdbb61c61881fa3119617bf6f7fff3dce1a4e107697c2807c967b1895f93237e452d5efa084d519690dd4abbb7cd66075f4226f1e0e5bce

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

    Filesize

    342B

    MD5

    c685f42ac41d682ab580c1755e4f654a

    SHA1

    15c0e88021ae384e1a17cf517ef87358b79b6c46

    SHA256

    d31f59bb90e8edf0a613a944b96ad607eb3e065a6644fb22c14fa81e80b794ea

    SHA512

    327b161bcbe2d0610f29c608b9ab9abbe4f69b20119d137271ce2eb203baddb7bb961e686797bf1e77516f176436d790368ae12022c389b71fc0012c7ace4b74

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

    Filesize

    342B

    MD5

    ab67277e996a1a5cdc89a017007e63b9

    SHA1

    cdb374021cd89410c023e5bdb1908b4a1efcb6df

    SHA256

    4098253d265df4e98a14311a30bcb2b0a9423d277c1b4f5c30ca9eac72ab4f95

    SHA512

    d3eb0f6d973fe181d50258db47e376beba3343444999d03490a7d6aaddd7d4f8046770d0579b80ecb9af95b812ca832fd148828ee883188b80b667a4e302dbf4

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

    Filesize

    342B

    MD5

    9515fcb1a8d6dc871e0627c9951a0c7a

    SHA1

    95e8c336dd39786c7d9b2b27618d74e8d5eb6aab

    SHA256

    f294c9386b8f0afe132c2505fd0fe7b7be85c7f28e59baa9f88f2382f3e74c64

    SHA512

    38ee676fc039345464f3eb090128624e477c4ff0be0ab35b1e06e1324e573fcd559e450344ebe0769f1d0943d49d1c9fbf256b443237e8eba4add1ea02c47bba

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

    Filesize

    342B

    MD5

    6984e2c7a23a46df2ed895ab9774fb91

    SHA1

    1f521564cbd6310b1edb9a5b6bc509802a15820c

    SHA256

    8b2dcd58d2fb45866a14280d7b35f9e84395b17bc3864a5d290fa829c47448fe

    SHA512

    eb94ff89efb63c475cb78a48d17d5142a53172a5dbdf7475256a3db1e236e1f50bbf0d49f6bdbed43ff5ab1aec96a95bd2d92bf3522ebdd585642e18641313d2

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

    Filesize

    342B

    MD5

    07c26cb417532ec4b62c1df68f4bc661

    SHA1

    c66741ab4693f6634e4815212ed51fa898585dff

    SHA256

    64c78218275803342592a92ac807d4c6126fbeaa02960974f4f4d6c5f919d619

    SHA512

    d4969c2220b037479cddc49c70c59916925fbeb873db481491ba0f9305c1654e5fb1c438f2cc307fadf223d67923b2528f0a20ee2c94e722e56e253024c2a0ff

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

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\TarB6C.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

  • \Windows\SysWOW64\fejokt.dll

    Filesize

    124KB

    MD5

    63ad1973b0d23f1d09e9dc7e8b17780b

    SHA1

    c0b4b5c370b143c1ddfea293b41b67247dec6258

    SHA256

    43af639d285c1f3015645f4658e469c1b72c396bca27e98d2d1524f92a7c236a

    SHA512

    cc60f0244c661053894dfd5fb4e81412a4672acbb8c5b4139cae566d6cac63e0cbf5cd00e821799cb5bda1bbb7a86f0cb0cbfccd616d553cb2bfe9372708b20d

  • memory/2556-1-0x0000000000400000-0x0000000000445000-memory.dmp

    Filesize

    276KB

  • memory/2556-30-0x0000000000400000-0x0000000000445000-memory.dmp

    Filesize

    276KB