Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240611-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27-06-2024 16:19

General

  • Target

    16ab38d59ced6eaef4cea396f5a4fb92_JaffaCakes118.exe

  • Size

    281KB

  • MD5

    16ab38d59ced6eaef4cea396f5a4fb92

  • SHA1

    ec0d7a90538f5cc5473a1bbf9cf541289bb2a850

  • SHA256

    02ab2b9dc85c7a24a3cc0dfe9105e2832fd326261dace49d30e5c05a92e2585d

  • SHA512

    e6e1d3ab88f700fb26d55003b1bf60b8fa7b2995e299cec441a6be323b438e96649d49ddb3ba756d1aad48489bb36310c36ef8e71304353092ea0742d67f6583

  • SSDEEP

    6144:91OgDPdkBAFZWjadD4s2YRz2lWZLZ2FzqCPEM8PRDgGaZCF:91OgLdap0N8F1PE5POGaZCF

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Checks installed software on the system 1 TTPs

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

  • Installs/modifies Browser Helper Object 2 TTPs 4 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

  • NSIS installer 4 IoCs
  • Modifies registry class 63 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\16ab38d59ced6eaef4cea396f5a4fb92_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\16ab38d59ced6eaef4cea396f5a4fb92_JaffaCakes118.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2528
    • C:\Users\Admin\AppData\Local\Temp\7zS3B44.tmp\setup.exe
      .\setup.exe /s
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Installs/modifies Browser Helper Object
      • Modifies registry class
      • System policy modification
      PID:5044

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\ProgramData\DownloadnSave\uninstall.exe

    Filesize

    46KB

    MD5

    2628f4240552cc3b2ba04ee51078ae0c

    SHA1

    5b0cca662149240d1fd4354beac1338e97e334ea

    SHA256

    03c965d0bd9827a978ef4080139533573aa800c9803599c0ce91da48506ad8f6

    SHA512

    6ecfcc97126373e82f1edab47020979d7706fc2be39ca792e8f30595133cd762cd4a65a246bee9180713e40e61efa373ecfb5eb72501ee18b38f13e32e61793b

  • C:\Users\Admin\AppData\Local\Temp\7zS3B44.tmp\[email protected]\chrome.manifest

    Filesize

    114B

    MD5

    52be23488a6a16c7911c2a09c0884fa5

    SHA1

    fde9ef666413536321c22cd8e3c7cad22ce86e4f

    SHA256

    650bf75c34c299c07480d76206dee95381623d309931e36b5d6fb75a9cc48646

    SHA512

    b430f6f07cd9ec5c6a0c9fb10df151d3d6f3805a6d6e2a5a9dacab74af312cd9c23c5b30d5441e93794bcdf8ad0beeeec428fc05a43bc94c6406675abd483262

  • C:\Users\Admin\AppData\Local\Temp\7zS3B44.tmp\[email protected]\content\indexeddb.js

    Filesize

    1KB

    MD5

    c445682edb05163c89747c9ec9cf9f4f

    SHA1

    bb0ad928fa57342a555232d196e0a0cec1350ecf

    SHA256

    915741b8e1faff00252199082134318853926f4d103882b26b56763172a4db4e

    SHA512

    e0d9eba53024ce52cbd327f4255e68ac3770362a9c251b18ef49e278c7ca91a24634c705ce3b8788d8887b0103dfcc1913f93319ff1f2fc3f2bd710d3b17a2db

  • C:\Users\Admin\AppData\Local\Temp\7zS3B44.tmp\[email protected]\content\jquery.js

    Filesize

    91KB

    MD5

    4bab8348a52d17428f684ad1ec3a427e

    SHA1

    56c912a8c8561070aee7b9808c5f3b2abec40063

    SHA256

    3739b485ac39b157caa066b883e4d9d3f74c50beff0b86cd8a24ce407b179a23

    SHA512

    a693069c66d8316d73a3c01ed9e6a4553c9b92d98b294f0e170cc9f9f5502c814255f5f92b93aeb07e0d6fe4613f9a1d511e1bfd965634f04e6cf18f191a7480

  • C:\Users\Admin\AppData\Local\Temp\7zS3B44.tmp\[email protected]\content\jsext.js

    Filesize

    6KB

    MD5

    1d6b3f7c660354b3318df6d414dfff4f

    SHA1

    bfa6c574f4113b0846593f9c3e73724ea2928438

    SHA256

    de975c508c14c27d0e26a29bb4b0c422b5762933e0497d6348af04bd4ba0ea3e

    SHA512

    ee1638555b4a57efdcd7444bbeab3bd97e16ab1213457f74ed6f53f7b5d3d639281ae857bbe9e0c83e228ba5dda064860f611c340bce0632deeeae3e04fece3c

  • C:\Users\Admin\AppData\Local\Temp\7zS3B44.tmp\[email protected]\content\lsdb.js

    Filesize

    1KB

    MD5

    194561cd5ae855e53ccd640b1ade952d

    SHA1

    a60293a9b1dc1f52d571b52a78ffcf0bdab60256

    SHA256

    080ba0d5134352c042457475f7efbb16fc7bf3cd6508425139bad5cd633da1ea

    SHA512

    5f9bcafc951ffc7edca0e4b240e588ee93662c8ce8893fcc651ddee700b11a0ae2c6ba6e01a2d7940a27d154f695af76351579336b41ead28e0b488a834dfb10

  • C:\Users\Admin\AppData\Local\Temp\7zS3B44.tmp\[email protected]\content\prfdb.js

    Filesize

    1KB

    MD5

    39546fc1800a05814cc6922203d374cd

    SHA1

    14f57ea1205628cd55b860fbd49597769ab44959

    SHA256

    29fa1f00fa6ac281a4f50c5929c037a28911495196447cc7e9b676326259815d

    SHA512

    61eb0953cd7f20238184590f78372b411ee852f1f3f7fa1d12816250ca362f28d6884f71f7310ef9ae76453b9020830ac81cf5ce4d86fa1a3033e53a28a5392d

  • C:\Users\Admin\AppData\Local\Temp\7zS3B44.tmp\[email protected]\content\sqlite.js

    Filesize

    1KB

    MD5

    1a576145f694637a8f41bd54d4de98a8

    SHA1

    ec306dde2545a6c640e33446d861d9148477a2e7

    SHA256

    c2b8edf4ac079674fbd4862d1d1281071ea5f93fefd6262a5f6f7fb0052542de

    SHA512

    a021ad4a723fd5c24964e3e4933c84af1030267de202437fa712aee346d3e3c9c34e578eb28d59f6f1b9b40250c3b4060bfdeb29e210f9672b3e570930424391

  • C:\Users\Admin\AppData\Local\Temp\7zS3B44.tmp\[email protected]\content\wx.xul

    Filesize

    228B

    MD5

    03e331f6bc4af0b031cb623eb06eb749

    SHA1

    9de7038465b8ccfc2dc8676ad54d6a5f4dbeaf5e

    SHA256

    40e525cd6f977e6accf41a9391ecbab8a893fa88e5407cdb041b00657b939d75

    SHA512

    a6114aba1d5bf9d79db4c6574a657398c2e6de8bf611d26beab805d897ef9c13b1f02ed5bc18d874bfd6c32385d6b3b77da04c11c0da1f2d93a6c6195278e4b0

  • C:\Users\Admin\AppData\Local\Temp\7zS3B44.tmp\[email protected]\install.rdf

    Filesize

    683B

    MD5

    a0391fd859bb5532d8df68b702a8e56c

    SHA1

    9db041c042249b4acc3a56f237d2013d7a92bfbd

    SHA256

    a277aca09c079708af754e5d515be29aa72dd1635be1b91c9b98993f1cae0c2c

    SHA512

    187683aaa49bb1ff29b585733cbc50dc758118e87f410e27f1aa932581d3121c53dfbe5d50ae49bc70422c2c58d80b64201f3c7391e54033d685fb2b928706a6

  • C:\Users\Admin\AppData\Local\Temp\7zS3B44.tmp\background.html

    Filesize

    5KB

    MD5

    b8f79542a4af721267264b8b532841cb

    SHA1

    c62c6bf693ac110ba19e2fb89d52dab1d802de01

    SHA256

    251a28043f6e5ea71829a22a27aa509a30cce27c0e5bbf9f8359d8a98f4ccd3d

    SHA512

    8efe123cce733456e07cc32efde88dc9e4c09ff23315bd5590ef7a254be4cee3f5eca75bad5b24293295398200bd7e6d71921533e36f7f63f8442a61a42ba36e

  • C:\Users\Admin\AppData\Local\Temp\7zS3B44.tmp\bhoclass.dll

    Filesize

    139KB

    MD5

    4b35f6c1f932f52fa9901fbc47b432df

    SHA1

    8e842bf068b04f36475a3bf86c5ea6a9839bbb5e

    SHA256

    2b4d643a8a14f060bf3885f872b36e5e1fe1e777ad94783ba9593487c8e1f196

    SHA512

    8716b9a8e46933bf29348254a68d1a21392bdbbe3b4d5010e55fe638d02cc04eb685e424d440f7c5b58ffbca82e5772dd95bef73fa831595c2ae9599f3b05a99

  • C:\Users\Admin\AppData\Local\Temp\7zS3B44.tmp\content.js

    Filesize

    387B

    MD5

    eee1153a5e21c1f09e0f59eab4af7ce2

    SHA1

    a546e9ac11c11fb1cec1a346aa5dce18906c45b5

    SHA256

    5dc1f11f291c24a4045fec6d50ad45cc59c414490846904b03b2f7be5eacf745

    SHA512

    9067a47255097f2445d4bd5996a5e6de0e7b0318422623557864ae228124e113d5a76a0bdcc1703604e4397ae310e27c829e4bff6c67765e0b5b2ae2c245d27b

  • C:\Users\Admin\AppData\Local\Temp\7zS3B44.tmp\hmlhloljkipkadoagilogbcghkkhhdff.crx

    Filesize

    3KB

    MD5

    281c91e4d9cc77eb4d75c2597d5e23e7

    SHA1

    f0368161340194026ab8e39e75e6d829b4a7ed7c

    SHA256

    37330c59a2e46f2cecf3cd4c088f1e056694a4c97a8ac12c69e5fe67a6f0f74f

    SHA512

    22483079a02d145a5626a567429e5a95fbba242d3b33b5482e9304e2f099fd94955029cb859fb3e61c1322bde11891a25785d467a8d3426e62aa982a59eb36ed

  • C:\Users\Admin\AppData\Local\Temp\7zS3B44.tmp\settings.ini

    Filesize

    675B

    MD5

    2987d296673d144c29022c113dfb0de7

    SHA1

    eaa5d6cf3178ced610ad4a72579b75d37f9bead8

    SHA256

    3d5a8a151a5f4d88555f96d2d80d03c7bac49cb2b70e7cb868749d8a0cddcf34

    SHA512

    2bf29b6ce11c0b9630926a82dab055fdad7d5d4d9867d02f10cc6925533a08bbe6d6f143d9d7453984a1b05a5c890f03ef196bedfc5bd387f2f86caac46c3fa0

  • C:\Users\Admin\AppData\Local\Temp\7zS3B44.tmp\setup.exe

    Filesize

    61KB

    MD5

    201d2311011ffdf6c762fd46cdeb52ab

    SHA1

    65c474ca42a337745e288be0e21f43ceaafd5efe

    SHA256

    15c0e4fd6091cda70fa308ea5ee956996f6eb23d24e44700bd5c74bf111cf2aa

    SHA512

    235d70114f391d9e7a319d94bdfc49665d147723379de7487ef76cfc968f7faa3191153b32ba1ab466caeeeeef4852381529a168c3acca9a8d5a26dfe0436f6b