Analysis

  • max time kernel
    118s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    06/09/2024, 04:25

General

  • Target

    cea679bfab2371c8632dbf1a7aa34693_JaffaCakes118.exe

  • Size

    313KB

  • MD5

    cea679bfab2371c8632dbf1a7aa34693

  • SHA1

    55b877459f6b11988880234d8112fc93c4bc6121

  • SHA256

    4c3cd43e25b1b2d7ab0766f5109b2b7b06f1a8e28a1510fa45b08b9947e3ce5a

  • SHA512

    60538c090613cf3e8a797c49609a190f49cbc6ab21c4819ddab265392ce2b1e21aa1d55649624f49678417dea89615efe266a0ba97ae45c2bea57bbb3ed259f3

  • SSDEEP

    6144:91OgDPdkBAFZWjadD4suQshN5iWGWxwUeZxtV5utd6smO0g9W9:91OgLdaV/CkerEtLm1

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 6 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).

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • NSIS installer 4 IoCs
  • Modifies registry class 63 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\cea679bfab2371c8632dbf1a7aa34693_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\cea679bfab2371c8632dbf1a7aa34693_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2148
    • C:\Users\Admin\AppData\Local\Temp\7zSB193.tmp\setup.exe
      .\setup.exe /s
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Installs/modifies Browser Helper Object
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • System policy modification
      PID:2780

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\ProgramData\wxDfast\uninstall.exe

          Filesize

          46KB

          MD5

          2628f4240552cc3b2ba04ee51078ae0c

          SHA1

          5b0cca662149240d1fd4354beac1338e97e334ea

          SHA256

          03c965d0bd9827a978ef4080139533573aa800c9803599c0ce91da48506ad8f6

          SHA512

          6ecfcc97126373e82f1edab47020979d7706fc2be39ca792e8f30595133cd762cd4a65a246bee9180713e40e61efa373ecfb5eb72501ee18b38f13e32e61793b

        • C:\Users\Admin\AppData\Local\Temp\7zSB193.tmp\[email protected]\chrome.manifest

          Filesize

          114B

          MD5

          a58c93034a322869d3a9121d9b12164f

          SHA1

          8b3e7f6b0bb7e8b88737c1ccd3c66b5ab424603b

          SHA256

          194ab71be646b45f8347fa8bcb4aaaa9bd483099ae408288fb1a94025399eb21

          SHA512

          aaa0a57738c4762159fb618a5a7c71d5e1ffaeaecef4eeddfb35b080c0811f6cdfd94029e4862401882d1a69d59ea485eeccaceff6fd7d8088b924e3e7ef7d6d

        • C:\Users\Admin\AppData\Local\Temp\7zSB193.tmp\[email protected]\content\indexeddb.js

          Filesize

          1KB

          MD5

          b5cc2aa0905ad379aeb92f89a52bd20e

          SHA1

          2789b8477f64f7b2499ad006ea47bcfab5efd336

          SHA256

          e6d11c7c14b9c908b1f21a9fe31a221e3b7a59c8d626a8fabf60993ec51c40f6

          SHA512

          f8677d5ee6397b7290f1ebb9e0bd899fb9bf33660122d2dbfa51f96e3d12ae494fdd8914ecc9cb0732f1dcca2e41eeac10c5346c676a921152dd4ff5494deb60

        • C:\Users\Admin\AppData\Local\Temp\7zSB193.tmp\[email protected]\content\jquery.js

          Filesize

          91KB

          MD5

          4bab8348a52d17428f684ad1ec3a427e

          SHA1

          56c912a8c8561070aee7b9808c5f3b2abec40063

          SHA256

          3739b485ac39b157caa066b883e4d9d3f74c50beff0b86cd8a24ce407b179a23

          SHA512

          a693069c66d8316d73a3c01ed9e6a4553c9b92d98b294f0e170cc9f9f5502c814255f5f92b93aeb07e0d6fe4613f9a1d511e1bfd965634f04e6cf18f191a7480

        • C:\Users\Admin\AppData\Local\Temp\7zSB193.tmp\[email protected]\content\jsext.js

          Filesize

          6KB

          MD5

          cf9bcbea4bf5ddeedb2f3ffed62902a0

          SHA1

          b9124b220c94cf877acce40fddc040f820860f16

          SHA256

          b87ed5367027ea6376c95aee5720c3342063e45522a735a9044d33152bdd85c2

          SHA512

          2464eb95f04eb377f7e9959a382bf06d8b0d312b02e187589e1aacbbb0ae178a3dd55ee23a544ae9b7d21cc08b16295a1094dad5eb81a7672607079790688023

        • C:\Users\Admin\AppData\Local\Temp\7zSB193.tmp\[email protected]\content\lsdb.js

          Filesize

          1KB

          MD5

          b683e3977132e9ac83215ec04d9deda2

          SHA1

          1b55bfc836e500d429166c4b6e72c1bf29b418e6

          SHA256

          6a079bbd6f0f53e136618926b5a9664c114124c502c650cc9cbb51f5e6e9b939

          SHA512

          424829f830ff665646f50ea4187eceb060283cb6f38abb54149dcd7ff0459d02a2f9153df904e0c2ee00f42e1da4a070e10797f1ef26cc14155ad1c24086317e

        • C:\Users\Admin\AppData\Local\Temp\7zSB193.tmp\[email protected]\content\prfdb.js

          Filesize

          1KB

          MD5

          a61e5915cee871f7b84c3ae1c553e652

          SHA1

          c8ec8971517fc8f9520db325b135448dd050fd66

          SHA256

          dfff05838fb090a04f3c7d205f280ea5d42f0dcdb7aada24d95a221dd4376a3d

          SHA512

          f338295cc2b51b9815060de72e6cc5091c84043f57fa81fb85f312a352b4236ad0de86230573faebaeb503045b90a484db3b3771e20ffd495a6fd166585862ad

        • C:\Users\Admin\AppData\Local\Temp\7zSB193.tmp\[email protected]\content\sqlite.js

          Filesize

          1KB

          MD5

          dd2e97f78a59976d0c456f5209d66215

          SHA1

          e3dcf62f3aa1d13fc7e005ca32b970e8f0174eb7

          SHA256

          1ad9e45046d9f5ee92f05b36429e848c3c2040a35f7c2454da5edb004cf96e9c

          SHA512

          9203fab7aaedd4e9547b225246ed49038e2420a109109c32d5fb21f9fd4307ef67914fd2a2d774575cc0d8337262d880202f9d23a6b1ef427ab8cb41389e4ccf

        • C:\Users\Admin\AppData\Local\Temp\7zSB193.tmp\[email protected]\content\wx.xul

          Filesize

          228B

          MD5

          5b9ebb6ef5d1b4db619e5c6d1f98bf07

          SHA1

          bcd234331f3a643a1ba28254e872860e351a9d54

          SHA256

          e2550cc8effe13d0fef159d0d76d880b2253f5e5b222ddf1e85ceaba6a97d08f

          SHA512

          f61a0986490970efae356a5ae6c09b0feedd3fed31d2f1c0f6a06c8954b76911f3c301e767f4c80b083403869353cc7ef4eed6ccecd216168c43737cc0aecb17

        • C:\Users\Admin\AppData\Local\Temp\7zSB193.tmp\[email protected]\install.rdf

          Filesize

          677B

          MD5

          ae41bee002e8541283af90b8629a24f2

          SHA1

          bf4119c4d9d98aa940437ff343a56af8933c01ec

          SHA256

          9f766194dd930bdeaf9f3a0eeda79dcd1bf587fe195af5210838c9207a741d63

          SHA512

          21c5de8fd370159588cbcb3e9bc0e5c18e2f44523c34f561666065db9c1c22c05b2fa636b8115e4fdb18841dc7e9423e84552cd964b243e87e368d4661926eb3

        • C:\Users\Admin\AppData\Local\Temp\7zSB193.tmp\background.html

          Filesize

          4KB

          MD5

          789e84e50b3528ce0730c0fe6254a4bc

          SHA1

          4948331aabc961119a228039070db65b34357e47

          SHA256

          11e58ff8b9dda12ca885de04d2716258e5224d88284b2d642d7fb5a3f6a7fc52

          SHA512

          cf51b30e27ccbcaf5741cffad0e4231fe8aaff03e208cf6f40f462423f0fc06dc5147e0f7c623e34a44aebcb2daf778cf95fff0e4545b85ff128a40f65c41921

        • C:\Users\Admin\AppData\Local\Temp\7zSB193.tmp\bhoclass.dll

          Filesize

          137KB

          MD5

          ac13c733379328f86568f6e514c2f7f8

          SHA1

          338901240fedcef4e3892fd4c723c89154f4de05

          SHA256

          7bf09b5c2a9b6348227199c1b3951b57907ca6a5c215a04ad8d5e43232f5b562

          SHA512

          35f69a82694a2ea4268a3dde7940af6bd1c87a32d93a72723464f90e4e818805be9e80872469d1cc29150a9aac872fc78613a584baa1327dfa8478c2de5672c4

        • C:\Users\Admin\AppData\Local\Temp\7zSB193.tmp\content.js

          Filesize

          385B

          MD5

          d0eb3e077cc2e813426b7c31e9a8887a

          SHA1

          38a4ed7eb6534ec0bf5416697390c5db996c5211

          SHA256

          4132c05d88bab1d460b42296f9c28e5096f030442fbebdee761d59e706d7cf82

          SHA512

          6c4b08d9a3f7bd59838ea2ae3e966eadb37ebc24b40f1533457a49e9989ad1996ef6ec89fd06245889151846b9c7f9f7758929ad439aca0dbf7e8cc090cf62e1

        • C:\Users\Admin\AppData\Local\Temp\7zSB193.tmp\kdehfmopbnhkgbcmdhjcifiddcpjeeaf.crx

          Filesize

          37KB

          MD5

          3f35a51d6ee3abdc9f9d87a3f049d67f

          SHA1

          80d442144df28fac4c8781c0ea83ad97810687f5

          SHA256

          b6b9f9ba261463065d9f08d5095657240ef01f0e69f485f4a3be54d7b992507f

          SHA512

          2c04b391d87c87f56c90f1fc00c559228f601f45302e8ac92b404f27666310687ad893df4b78bc1d2399aec6ad718089f20eeb989aa30e192b4cc4e9d252d869

        • C:\Users\Admin\AppData\Local\Temp\7zSB193.tmp\settings.ini

          Filesize

          599B

          MD5

          d6f89cacb2b33d7e89022add7c616799

          SHA1

          c03fe23ea34ff9194ae32e8d6599e762a5e731ba

          SHA256

          d25e7c8c18ceea0695b961cb15df87b78bfb28c045464df93a9d18926e6c6b0c

          SHA512

          9fedebbcde4efbcdd1f11d881e97d7d120b7e5cbd0a2c4c9212ece5b3f26cabc51f11d6525f8d83bdb7e583482c3090c4033877d96c5ce0d99233c4a4f3269f8

        • \Users\Admin\AppData\Local\Temp\7zSB193.tmp\setup.exe

          Filesize

          61KB

          MD5

          201d2311011ffdf6c762fd46cdeb52ab

          SHA1

          65c474ca42a337745e288be0e21f43ceaafd5efe

          SHA256

          15c0e4fd6091cda70fa308ea5ee956996f6eb23d24e44700bd5c74bf111cf2aa

          SHA512

          235d70114f391d9e7a319d94bdfc49665d147723379de7487ef76cfc968f7faa3191153b32ba1ab466caeeeeef4852381529a168c3acca9a8d5a26dfe0436f6b