Analysis

  • max time kernel
    92s
  • max time network
    96s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240704-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06/07/2024, 16:17

General

  • Target

    28cbcf2679bcaa1e2a3889ca30b5c9fd_JaffaCakes118.exe

  • Size

    313KB

  • MD5

    28cbcf2679bcaa1e2a3889ca30b5c9fd

  • SHA1

    776f5de18f9f199d3ebb8fe7794dcc19072ec00f

  • SHA256

    28b4bb7b5579bf336bb195d75ad44767b2d8b720fbf0017003046dc0ee71c321

  • SHA512

    c92430bca9861bcb25a64ecb93d470b5260f8a679b41e282e495f6c065e948d5f67a2c820e051d723eaddca90bceaac70220a8a0f8425a0e75daa8b0fc4b5b96

  • SSDEEP

    6144:91OgDPdkBAFZWjadD4s/aVne87mxCTAkdjvlGmEZ6XPUu6Qhg9RgJ:91OgLdaFNRLTAFDZ6XPyQhg9RgJ

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\28cbcf2679bcaa1e2a3889ca30b5c9fd_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\28cbcf2679bcaa1e2a3889ca30b5c9fd_JaffaCakes118.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4348
    • C:\Users\Admin\AppData\Local\Temp\7zS8770.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:4012

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\ProgramData\DownloadnSave\uninstall.exe

    Filesize

    46KB

    MD5

    2628f4240552cc3b2ba04ee51078ae0c

    SHA1

    5b0cca662149240d1fd4354beac1338e97e334ea

    SHA256

    03c965d0bd9827a978ef4080139533573aa800c9803599c0ce91da48506ad8f6

    SHA512

    6ecfcc97126373e82f1edab47020979d7706fc2be39ca792e8f30595133cd762cd4a65a246bee9180713e40e61efa373ecfb5eb72501ee18b38f13e32e61793b

  • C:\Users\Admin\AppData\Local\Temp\7zS8770.tmp\[email protected]\chrome.manifest

    Filesize

    114B

    MD5

    f396888f33c23ce111eb729116f062ad

    SHA1

    c1eea47a7ae58fc3d3674cc84f63d0c22cd44420

    SHA256

    e44b33e83077125903b3086422d7ee16c17839a38b2c72c9ae8f510f125f52b2

    SHA512

    15e5ab4ea8e5b8f807a764b3d151f75f23531a2687c6f480dd4d500516f6707b00dde11153bea0384cb7743e22e301baca4c17e5520224beceb46c798fc82bfa

  • C:\Users\Admin\AppData\Local\Temp\7zS8770.tmp\[email protected]\content\indexeddb.js

    Filesize

    1KB

    MD5

    393700f661268e952b43edf9aa338b8e

    SHA1

    e5998a364aac2640865cbd50e3edcbc98d88db7c

    SHA256

    b4c54c840f9e4a4ebf5c2810759a23a21b31873d9f599c9be2e5ffd084464634

    SHA512

    1e8411abb624967f3962c6bfc0e71819f6a8a10aa3c5929cc13bb183605e54f34d22e3b0294d8e9dd2be0f5f5d9510806b4d277bfe6a53414726b6e04c881892

  • C:\Users\Admin\AppData\Local\Temp\7zS8770.tmp\[email protected]\content\jquery.js

    Filesize

    91KB

    MD5

    4bab8348a52d17428f684ad1ec3a427e

    SHA1

    56c912a8c8561070aee7b9808c5f3b2abec40063

    SHA256

    3739b485ac39b157caa066b883e4d9d3f74c50beff0b86cd8a24ce407b179a23

    SHA512

    a693069c66d8316d73a3c01ed9e6a4553c9b92d98b294f0e170cc9f9f5502c814255f5f92b93aeb07e0d6fe4613f9a1d511e1bfd965634f04e6cf18f191a7480

  • C:\Users\Admin\AppData\Local\Temp\7zS8770.tmp\[email protected]\content\jsext.js

    Filesize

    6KB

    MD5

    6e6c4f2be443a2a4b151d517cbc07218

    SHA1

    07222b21c28c610035ab0f19c79a0ef6dc0041aa

    SHA256

    13400c63180e5527e149d51bfc2b1c0cb4987829cc2bc698f041921b98b50bcb

    SHA512

    9dfd941509f314cee27c82516a32e74298641bbdde9d2b3a49a75ed32e7f39e52c5f3d3d3b02e872f1012a4caddd10058a061d0debe192c2ccf239af05e8f58c

  • C:\Users\Admin\AppData\Local\Temp\7zS8770.tmp\[email protected]\content\lsdb.js

    Filesize

    1KB

    MD5

    9eb388c3bdff8c79a9fc1ba567f340a3

    SHA1

    ec689d80d020a188d3cc23b9289b818096235eb6

    SHA256

    09680acdbf608f338095b421eb3f7a883c28b8e160f3668e299ef59ffbc2058b

    SHA512

    c4d6018661b8e940556d858fb88244df07cb5c320669860e2de7a8a89d0cec5c6228b8dda093c19a8c14bc95210b9da20258732f217df87aac60d4f983aa3df2

  • C:\Users\Admin\AppData\Local\Temp\7zS8770.tmp\[email protected]\content\prfdb.js

    Filesize

    1KB

    MD5

    077759e883d32e0fc95715e4ede7f280

    SHA1

    a9683a96314f5f33fd5f057c59b9e379b60ea36b

    SHA256

    d81f54e26a335c14c6f3a0daddd2a136f8251a935a89b4da74442fcc1d24dd41

    SHA512

    9ad10b5cec79c7afe2a6cea89969ad284a1ae550308f36958cfdc696344eab8980c4e35c835a80ab8ef2b953568c2041a2b3de124db3362048a3e5f20f985be4

  • C:\Users\Admin\AppData\Local\Temp\7zS8770.tmp\[email protected]\content\sqlite.js

    Filesize

    1KB

    MD5

    358ecddcd6833bf113685e3106b21254

    SHA1

    1cf126c7ca4bc9b3889ed2d08d9989412a04ab65

    SHA256

    85a0fa1547eba9fe9dea08ed58e443af28634d7838a1250e61bb89dc86da58de

    SHA512

    a274e3516e0042b363882d4103744f95cc8ad77e230077b2362aedfbe93f3ed641aa4ccf68c102368fe2148dd88a0d11ab6e14567a95f67129f8d4231cf88e27

  • C:\Users\Admin\AppData\Local\Temp\7zS8770.tmp\[email protected]\content\wx.xul

    Filesize

    228B

    MD5

    c3c205feb152c67409fd69876e1292bd

    SHA1

    c14fdfb87517481bda36b05985b1750683d33b6d

    SHA256

    3c134834770ac90538262044a2e862e0fda676dbd6309d5a59b2c6e721e6c716

    SHA512

    9dbc4f11e349399eb1b440c155157ad70d39d339144d53892527269ee559c278dd7d6f7f056534c7de50c1335f38dab91aa584c5f3c3c5408ee372f3ba8c8ae2

  • C:\Users\Admin\AppData\Local\Temp\7zS8770.tmp\[email protected]\install.rdf

    Filesize

    683B

    MD5

    2bc4ebbb483a7e46e40d81b7fd38cdc0

    SHA1

    951564aec55ab89e64907f6728ec0a93234a9542

    SHA256

    6d84e026eb745dec8b92ad42594d56ee974f699565aa9adc56707ab2939f1ce7

    SHA512

    1e89cedf75c37a3454d643db6725f65c9595a30f4f7ec697c83c80d4d478d00749344513c08ef6d9e63df5b2bef8089b32020dc1ffd68b0a9a2c8f6b13c631fd

  • C:\Users\Admin\AppData\Local\Temp\7zS8770.tmp\background.html

    Filesize

    5KB

    MD5

    e9aa5cc7687a17cb7e856805fdc2acb0

    SHA1

    13140ff808ab109f2926e540e2767c33ecdf5d26

    SHA256

    4f7fae1bdc08aedbb0593d4a8bd0e8adeb95c23bc42c0a59ebe371240780d1f1

    SHA512

    6a3b6d4d6a9603cda9336e96890c2435f505e54e3af72d33dd82e1f76145ed8ad924b2b330a3da87ad237793061eff7e1e172f284f49a9b15da16ab8348840be

  • C:\Users\Admin\AppData\Local\Temp\7zS8770.tmp\bhoclass.dll

    Filesize

    137KB

    MD5

    ac13c733379328f86568f6e514c2f7f8

    SHA1

    338901240fedcef4e3892fd4c723c89154f4de05

    SHA256

    7bf09b5c2a9b6348227199c1b3951b57907ca6a5c215a04ad8d5e43232f5b562

    SHA512

    35f69a82694a2ea4268a3dde7940af6bd1c87a32d93a72723464f90e4e818805be9e80872469d1cc29150a9aac872fc78613a584baa1327dfa8478c2de5672c4

  • C:\Users\Admin\AppData\Local\Temp\7zS8770.tmp\content.js

    Filesize

    387B

    MD5

    b7cb4be52dcf2452006dd36de32b222a

    SHA1

    987b37152c723d5579bde4cfe99932aad27032ba

    SHA256

    a8ada678d44cf66b2f8c0ca6c9131ac529bc9660560eae8e2b38fead8f974d9b

    SHA512

    ae44b4ed718e02c3a5013e69901b261e869935a015986b89862a2dc1999b7861fd628bfe238dd9a39d1b6fc2605c05a94a05037d7be24929acef0d0cc493f5ae

  • C:\Users\Admin\AppData\Local\Temp\7zS8770.tmp\gmalppialgboealhbkbcfmnbggaldpaj.crx

    Filesize

    37KB

    MD5

    1044d36c9a7d1a3bc9fd82e71f423ea0

    SHA1

    7703eeed6af9429cada8834ed6309362e83d73f0

    SHA256

    235cff6f6709e4c8003f90d1c833943a759effdc00bedd7909ce04cd2b6cc389

    SHA512

    d7705cec053b8b51878c5417cb8649a772efcb04bcb085fd1d97c3781d5c8b266da7fba39c6e67f376a3d6671e5b8be4917a73d11593c35ebca6e1a98b44666e

  • C:\Users\Admin\AppData\Local\Temp\7zS8770.tmp\settings.ini

    Filesize

    618B

    MD5

    3c4d696f4522a1f48c7943322bdd00fc

    SHA1

    bcdc136b6721ce267d870e46a6c020025324601c

    SHA256

    f6e3d3c93ed100b7b94549c761b4cb45f7745ecb75117bedb18d5cca34f3d648

    SHA512

    f2fad7ed40154c7b80e48db2e9ba69a7d6e1e413a59fb19b80217c7ccf3b6bf784a02832fb970a1274a79ba8c6a7474e344878822db4aeb88d82fe248b55ca2b

  • C:\Users\Admin\AppData\Local\Temp\7zS8770.tmp\setup.exe

    Filesize

    61KB

    MD5

    201d2311011ffdf6c762fd46cdeb52ab

    SHA1

    65c474ca42a337745e288be0e21f43ceaafd5efe

    SHA256

    15c0e4fd6091cda70fa308ea5ee956996f6eb23d24e44700bd5c74bf111cf2aa

    SHA512

    235d70114f391d9e7a319d94bdfc49665d147723379de7487ef76cfc968f7faa3191153b32ba1ab466caeeeeef4852381529a168c3acca9a8d5a26dfe0436f6b