Analysis

  • max time kernel
    122s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20240220-en
  • resource tags

    arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
  • submitted
    12/05/2024, 08:05

General

  • Target

    39185fe26cceb6cb721c9454a80842c1_JaffaCakes118.exe

  • Size

    76KB

  • MD5

    39185fe26cceb6cb721c9454a80842c1

  • SHA1

    baf2ab1123768b891c95b0ca4313dbfd9c9ab510

  • SHA256

    16296f66cd613279d86625b033c5bff187bce26448535f1b7acaf7e76ca1f12c

  • SHA512

    cc93b2527843a1b2887ad253b2041a1226ca9887721d0f04e59fc8f4221e4a95652165c17293c19985b8ca7e0389a8646acdec855c2094c65e805d9276947809

  • SSDEEP

    1536:DLXB65939tY6HBg4sXJp+ekp6jC+/ClJUDS8qcy4rLnVU:DLk395hYXJpS4WKC8Djy4fnO

Score
8/10

Malware Config

Signatures

  • Downloads MZ/PE file
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 7 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • NSIS installer 2 IoCs
  • Modifies system certificate store 2 TTPs 7 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\39185fe26cceb6cb721c9454a80842c1_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\39185fe26cceb6cb721c9454a80842c1_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2208
    • C:\Users\Admin\AppData\Local\Temp\nsd1BFA.tmp\iWinGamesSetup.exe
      C:\Users\Admin\AppData\Local\Temp\nsd1BFA.tmp\iWinGamesSetup.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of WriteProcessMemory
      PID:2536
      • C:\Users\Admin\AppData\Local\Temp\nsy36F9.tmp\InstGameInfoHelper.exe
        "C:\Users\Admin\AppData\Local\Temp\nsy36F9.tmp\InstGameInfoHelper.exe"
        3⤵
        • Executes dropped EXE
        • Modifies system certificate store
        PID:2704

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

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

          Filesize

          68KB

          MD5

          29f65ba8e88c063813cc50a4ea544e93

          SHA1

          05a7040d5c127e68c25d81cc51271ffb8bef3568

          SHA256

          1ed81fa8dfb6999a9fedc6e779138ffd99568992e22d300acd181a6d2c8de184

          SHA512

          e29b2e92c496245bed3372578074407e8ef8882906ce10c35b3c8deebfefe01b5fd7f3030acaa693e175f4b7aca6cd7d8d10ae1c731b09c5fa19035e005de3aa

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

          Filesize

          344B

          MD5

          567cc4b097ae30b53d380b8e9d5566a4

          SHA1

          d2292c8499a0e1ce64effcee4b68cc38f8e9a223

          SHA256

          1dd42f5ec078a82033f8c7c7eb1287729eabc7f06a8f72f62a7eb04580e36eab

          SHA512

          56049492ab906fd17bf33ff952f6236e30c7f1ae884510e8d3c9e5dba6cabed6751c12ed0ce0cb488e70220778f9bbf1f7732adf616eebecf2c6019e41e1a913

        • C:\Users\Admin\AppData\Local\Temp\Tar3BEF.tmp

          Filesize

          177KB

          MD5

          435a9ac180383f9fa094131b173a2f7b

          SHA1

          76944ea657a9db94f9a4bef38f88c46ed4166983

          SHA256

          67dc37ed50b8e63272b49a254a6039ee225974f1d767bb83eb1fd80e759a7c34

          SHA512

          1a6b277611959720a9c71114957620517ad94541302f164eb872bd322292a952409bafb8bc2ac793b16ad5f25d83f8594ccff2b7834e3c2b2b941e6fc84c009a

        • C:\Users\Admin\AppData\Local\Temp\nsd1BFA.tmp\ftdownload.dat

          Filesize

          512B

          MD5

          c7b8e02301229aa855db55356b67c50c

          SHA1

          12a1cdee8563075ebb9d67f5b4b7e261436d2f4a

          SHA256

          988270d473a0a045bef8e9b12685dce09ba3c84ba7d93bd175c5d60021bc5783

          SHA512

          fd462f2311890aa466aba02a0c1c48235415a9bcd6991496f620d5289c55561fad85f2280b7b9761fc5ea5c1b73231c5f6956bd3c018989486a21e40420ef746

        • C:\Users\Admin\AppData\Local\Temp\nsy36F9.tmp\gametitle.txt

          Filesize

          15B

          MD5

          beafa2d34930d253aacca68b90bde047

          SHA1

          72a733d5aa5f400c0c0a2110223d380b15abff50

          SHA256

          599d4994b2125e4cef574acf40debfa1f63497b6bec11d6092653f443bb383db

          SHA512

          b0c9cb51b51007ed883e77e1cc2990716d6d390a76b1821e23f6282ff6039b79431f9a544ab19023fe3653575815ee344562657d9b5bcdd22955eaf149e3ce4e

        • C:\Users\Admin\AppData\Local\Temp\nsy36F9.tmp\tn_feat.bmp

          Filesize

          4KB

          MD5

          95374139e1775611a720d52b2ba1d273

          SHA1

          dfc0885e76500aef407e372e9c0cf64a790b2797

          SHA256

          3e5be88c47be973814f03685a7f33f90332bb641b326eabfe7d6b436a2c36ead

          SHA512

          a115012543df320ee1c6a4ce3dcdb0ed8c1218e3b88dae0b38bcd41d1941ff8d8a3bd162d8ec504e5d373db707d3b33cc78b194a4bc3de710594a99264a52690

        • \Users\Admin\AppData\Local\Temp\nsd1BFA.tmp\NSISdl.dll

          Filesize

          14KB

          MD5

          a5f8399a743ab7f9c88c645c35b1ebb5

          SHA1

          168f3c158913b0367bf79fa413357fbe97018191

          SHA256

          dacc88a12d3ba438fdae3535dc7a5a1d389bce13adc993706424874a782e51c9

          SHA512

          824e567f5211bf09c7912537c7836d761b0934207612808e9a191f980375c6a97383dbc6b4a7121c6b5f508cbfd7542a781d6b6b196ca24841f73892eec5e977

        • \Users\Admin\AppData\Local\Temp\nsd1BFA.tmp\System.dll

          Filesize

          11KB

          MD5

          c17103ae9072a06da581dec998343fc1

          SHA1

          b72148c6bdfaada8b8c3f950e610ee7cf1da1f8d

          SHA256

          dc58d8ad81cacb0c1ed72e33bff8f23ea40b5252b5bb55d393a0903e6819ae2f

          SHA512

          d32a71aaef18e993f28096d536e41c4d016850721b31171513ce28bbd805a54fd290b7c3e9d935f72e676a1acfb4f0dcc89d95040a0dd29f2b6975855c18986f

        • \Users\Admin\AppData\Local\Temp\nsd1BFA.tmp\iWinGamesSetup.exe

          Filesize

          46.7MB

          MD5

          0fa4e9e8c42539588ac8957812411ac6

          SHA1

          951bd2e7a886f16f37a0ffcb45e07b716f3d17dc

          SHA256

          28589df479939cd317be5e9462bcc071c8b83973e4ca51724a34943393731d6a

          SHA512

          7e704a760e5cae71aae9116702a35b54c1287222e3dd64f65195cec52186e747e458a6dc1263e27c54438d1aeb46c653ba30826ab234389bb398f71628253649

        • \Users\Admin\AppData\Local\Temp\nsy36F9.tmp\BgImage.dll

          Filesize

          7KB

          MD5

          0e6d71e08eb5f3fe111c2fc10cf3f669

          SHA1

          e50d07fa89a8a36e39196ef91ee10e6ce7e96289

          SHA256

          df4ae53731440c2a7fbabac6ded7684fadc03c050c3190a6ec38b1eaf88b76b9

          SHA512

          20325b41ea54f8aeae09a127e15400d462e99a86365d8b82d4b2d2cc13db6d7ecbb9e5db23091d8b68a92b3bb8cf87fabf9decd3f77089e32af2cdbfd705b77c

        • \Users\Admin\AppData\Local\Temp\nsy36F9.tmp\InstGameInfoHelper.exe

          Filesize

          99KB

          MD5

          3d3d2bf9c42dbdf97247775c00f22190

          SHA1

          7a046170aaeb5e1a29d8c8cd7c32225f49237aa1

          SHA256

          59f09ba2c79a209008e76d0478bb691a9fdb2180d84318d9fc73b10401aa853a

          SHA512

          6e66c4ff467e286cd5dc1d4ccd412fec32cfd01514db6c339fd275eaab5f3b549e223e9330bc61ff19048df70b81b66dfcc78ac351aa2c5ff45cf8d197140466

        • \Users\Admin\AppData\Local\Temp\nsy36F9.tmp\nsExec.dll

          Filesize

          6KB

          MD5

          acc2b699edfea5bf5aae45aba3a41e96

          SHA1

          d2accf4d494e43ceb2cff69abe4dd17147d29cc2

          SHA256

          168a974eaa3f588d759db3f47c1a9fdc3494ba1fa1a73a84e5e3b2a4d58abd7e

          SHA512

          e29ea10ada98c71a18273b04f44f385b120d4e8473e441ce5748cfa44a23648814f2656f429b85440157988c88de776c6ac008dc38bf09cbb746c230a46c69fe