Analysis

  • max time kernel
    117s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    12/05/2024, 19:24

General

  • Target

    3bb15cac79bf09b1a1fbfe13c37d0e10_JaffaCakes118.exe

  • Size

    85KB

  • MD5

    3bb15cac79bf09b1a1fbfe13c37d0e10

  • SHA1

    95fb111fe73c508e403daa6c2838c6246d62123a

  • SHA256

    cca4fac88a483d99232d1d103d06c66c14920b367ab4f97eeb8821f99a02cd92

  • SHA512

    d7f64f61d632e3256b18aca7c73038e73bf34e80170283110c0ad375c7fde04e3b11e3eb15c0915365493128cb138733f1a824e8b291c6df10ba66d9816d9374

  • SSDEEP

    1536:fCaIoX1oYOcbTMV88TXJLE7iwhKKS2gE2wGu3SzRpZ:fCaZ2Yrb0VTXJY7iZKUE2wGuip

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 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3bb15cac79bf09b1a1fbfe13c37d0e10_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\3bb15cac79bf09b1a1fbfe13c37d0e10_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1252
    • C:\Users\Admin\AppData\Local\Temp\nsj7C62.tmp\iWinGames.exe
      C:\Users\Admin\AppData\Local\Temp\nsj7C62.tmp\iWinGames.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of WriteProcessMemory
      PID:2564
      • C:\Users\Admin\AppData\Local\Temp\nsd847C.tmp\InstGameInfoHelper.exe
        "C:\Users\Admin\AppData\Local\Temp\nsd847C.tmp\InstGameInfoHelper.exe"
        3⤵
        • Executes dropped EXE
        • Modifies system certificate store
        PID:2596

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

          f5ff1236bb8d5ceaae0f0bc346422c44

          SHA1

          fe1f6a68d1341610751f06930ef0d6f7a46e4c26

          SHA256

          95e5c596424dbe196c21fe8db8a4acd17ab44c306eb85777c07fdf6f71ffcb3b

          SHA512

          a6319e5b458bc469a2aad26d886d6ea8f59edd7718143ca849e37d1bb2d7927d4724b96ed43adccb9813d824c525cf7cc0265371da6979607026d3bfa6a64b4f

        • C:\Users\Admin\AppData\Local\Temp\Tar94E7.tmp

          Filesize

          177KB

          MD5

          435a9ac180383f9fa094131b173a2f7b

          SHA1

          76944ea657a9db94f9a4bef38f88c46ed4166983

          SHA256

          67dc37ed50b8e63272b49a254a6039ee225974f1d767bb83eb1fd80e759a7c34

          SHA512

          1a6b277611959720a9c71114957620517ad94541302f164eb872bd322292a952409bafb8bc2ac793b16ad5f25d83f8594ccff2b7834e3c2b2b941e6fc84c009a

        • C:\Users\Admin\AppData\Local\Temp\nsd847C.tmp\gametitle.txt

          Filesize

          15B

          MD5

          2ac4ae347ea9ac7c615558468e3f7f67

          SHA1

          c5aa12bd2f76f1f3a9ba700cdfb06e3658b31978

          SHA256

          ddbb67fd7e1fd993bafbfb1e6dc068a43ce0479c634caf23ef38c4be1be324ed

          SHA512

          a352cd3a8302f17bf3f372564d53d1d703394a6b2b7f56f1bcc33f48aee5c88195cbe21f56616492381f1c329c21d74e33279064aff9be6aac3b79d0574c982d

        • C:\Users\Admin\AppData\Local\Temp\nsd847C.tmp\tn_feat.bmp

          Filesize

          4KB

          MD5

          628f91633ad92316b5b49f32b6caa46f

          SHA1

          2835c031e29208c7b6987d4a2fd824c052456fdf

          SHA256

          49d69ed2cee63c2f9c2734d75d9e09f1cb29c90b8e4ea9fbb61ecec533014de6

          SHA512

          a5fb0a3f466e0e80937215940ae8411d14bd1a406dc1dc802ac69b25fca9b4fa7f84ccb7186d92510133b7142ee9868230d2dba4ef838554f0e120d8c4625c4a

        • C:\Users\Admin\AppData\Local\Temp\nsj7C62.tmp\ftdownload.dat

          Filesize

          512B

          MD5

          991b1718f406326c1999c78841288f4f

          SHA1

          1a36c5abe7aaeefedbf8c61e492b62ea56b2653a

          SHA256

          d6bc3cce0d175312994e1bdd5fa4b5575e4772d13384af28357d9b9ecedc2b66

          SHA512

          1a5bf9468018b615eead3a0c0d883a000e592ac22c1d151dd1a667712459876c6df06d72882db06704a548760fdeba114e139b18c7e18fc167f9163af44b43e1

        • \Users\Admin\AppData\Local\Temp\nsd847C.tmp\BgImage.dll

          Filesize

          7KB

          MD5

          c430c0a7ef0ac8f80004de7f7898bced

          SHA1

          1f698e988bcc19d280a70c3283ff2816bb0db465

          SHA256

          dd4e24bcee7e9e952f1c7cda7532c0b851b87577e1b679380808f22d875c7c96

          SHA512

          3fa4fe59cadb580ab8b452ff7c2dd3802f8f6fe920dee15c81492c0c324ab991471de01fdb6f3ac07e336a90755243a1ef1de1bb5dd1c51cb70918e7192b46b4

        • \Users\Admin\AppData\Local\Temp\nsd847C.tmp\InstGameInfoHelper.exe

          Filesize

          99KB

          MD5

          3d3d2bf9c42dbdf97247775c00f22190

          SHA1

          7a046170aaeb5e1a29d8c8cd7c32225f49237aa1

          SHA256

          59f09ba2c79a209008e76d0478bb691a9fdb2180d84318d9fc73b10401aa853a

          SHA512

          6e66c4ff467e286cd5dc1d4ccd412fec32cfd01514db6c339fd275eaab5f3b549e223e9330bc61ff19048df70b81b66dfcc78ac351aa2c5ff45cf8d197140466

        • \Users\Admin\AppData\Local\Temp\nsd847C.tmp\nsExec.dll

          Filesize

          6KB

          MD5

          51e63a9c5d6d230ef1c421b2eccd45dc

          SHA1

          c499cdad5c613d71ed3f7e93360f1bbc5748c45d

          SHA256

          cd8496a3802378391ec425dec424a14f5d30e242f192ec4eb022d767f9a2480f

          SHA512

          c23d713c3c834b3397c2a199490aed28f28d21f5781205c24df5e1e32365985c8a55be58f06979df09222740ffa51f4da764ebc3d912cd0c9d56ab6a33cab522

        • \Users\Admin\AppData\Local\Temp\nsj7C62.tmp\System.dll

          Filesize

          11KB

          MD5

          960a5c48e25cf2bca332e74e11d825c9

          SHA1

          da35c6816ace5daf4c6c1d57b93b09a82ecdc876

          SHA256

          484f8e9f194ed9016274ef3672b2c52ed5f574fb71d3884edf3c222b758a75a2

          SHA512

          cc450179e2d0d56aee2ccf8163d3882978c4e9c1aa3d3a95875fe9ba9831e07ddfd377111dc67f801fa53b6f468a418f086f1de7c71e0a5b634e1ae2a67cd3da

        • \Users\Admin\AppData\Local\Temp\nsj7C62.tmp\iWinGames.exe

          Filesize

          4.4MB

          MD5

          9939c0274f24ae6d6e29dd5580fd88ac

          SHA1

          96c2a03086e3afd51430fa0f79026d7a961101ae

          SHA256

          991cefa2b730f298ae402d32ad1e311996354f4bb4ae815c4f979e03b70a5471

          SHA512

          ab230e1b79f14ce6bcde605a5cb0e13c4030fd64c9b86cb1df290455084dcd04c40f2f011ea0e674b52e6f47490ee9bb3f41dc5e07b83187f3c75c13c471bf35

        • \Users\Admin\AppData\Local\Temp\nsj7C62.tmp\nsisdl.dll

          Filesize

          14KB

          MD5

          a5a4cee2eb89d2687c05ef74299f0dba

          SHA1

          b9bff5987be422887f2f402357b47db2288a1a42

          SHA256

          cb82268b778703db75961cddef33a695a674f0dfd28b7e710b198ef2d26d3963

          SHA512

          f485267c6239f84d294ed4b0a82f317081e6e2e0c5613bd012bbd496b9ebccb8aca6944e80f84af51d17ac13f4d83480c34edfe37a3a9508ce0e67fc9f0b96f0