Analysis

  • max time kernel
    118s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    24/08/2024, 14:09

General

  • Target

    bec1b5a210929d6be080107984f25d79_JaffaCakes118.exe

  • Size

    315KB

  • MD5

    bec1b5a210929d6be080107984f25d79

  • SHA1

    7081f5479d0a5fa288740dcb26e4dfa4d6905063

  • SHA256

    85429b5d110d28f85e68cc528912f214716dc5eb93b13feb6badbe88df508f49

  • SHA512

    19090559bd9494fea3302fa0966d3e44b6579b4e01996d424074f249bf89f7512ae49da35da5c6c61a3662804b4112b9ae51b3a2dd74ce914989923cdc7881af

  • SSDEEP

    6144:91OgDPdkBAFZWjadD4sTw1xfu9gpOLM6ihqmEwDZ65w79rCPsBEgYG43:91OgLdawwHfu9gELM6ihqmEwYK79r2Qc

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\bec1b5a210929d6be080107984f25d79_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\bec1b5a210929d6be080107984f25d79_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2028
    • C:\Users\Admin\AppData\Local\Temp\7zS8343.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:2420

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\7zS8343.tmp\[email protected]\chrome.manifest

          Filesize

          114B

          MD5

          2466511e511c25d1faf01999dee37204

          SHA1

          80343ea359ea587f823fb17a726be5a9f0c879d4

          SHA256

          7d42cb5b05980288fd527f64b2ac6473bb05ebbf06bade19503ed40405b915ff

          SHA512

          7a953c0a754f9d266100e5413b5addd7a890e51bd1080d980079dd4119e642e367f470a812afc22c59f63ebf71efe9bd8dad10f992c7fcff91f73189908cb2e9

        • C:\Users\Admin\AppData\Local\Temp\7zS8343.tmp\[email protected]\content\indexeddb.js

          Filesize

          1KB

          MD5

          4dd6bd34ee0de3ad16ed411b2a3059bc

          SHA1

          769ac7998d19f1850f7b53d559b8ce50373ba33d

          SHA256

          90cc0f6d181ac13ae9e0af432a72cabf24b61e5536eede153c5c79fae9ffc510

          SHA512

          4a762ce64a43eb342b8e8b7543aae2162086a08f5473c385349d4a3ad41f1783dca86bfc39876469f0f316f192202aa87ab9fbfb62066b388be2451907bed69b

        • C:\Users\Admin\AppData\Local\Temp\7zS8343.tmp\[email protected]\content\jquery.js

          Filesize

          91KB

          MD5

          4bab8348a52d17428f684ad1ec3a427e

          SHA1

          56c912a8c8561070aee7b9808c5f3b2abec40063

          SHA256

          3739b485ac39b157caa066b883e4d9d3f74c50beff0b86cd8a24ce407b179a23

          SHA512

          a693069c66d8316d73a3c01ed9e6a4553c9b92d98b294f0e170cc9f9f5502c814255f5f92b93aeb07e0d6fe4613f9a1d511e1bfd965634f04e6cf18f191a7480

        • C:\Users\Admin\AppData\Local\Temp\7zS8343.tmp\[email protected]\content\jsext.js

          Filesize

          6KB

          MD5

          9694656d7c759c005973b39283decff6

          SHA1

          c3ba169243c5e53c5ec719679bc409c5c110ad3d

          SHA256

          e46492c9198d924e3be0b389199c852f487153a4e907b4d219fdcc346c600153

          SHA512

          8bdf472384a5c9463ebad04523c2116bb0c1085948923f86c5ace56537d53f5fe787236f3032bb9d72e8aa58233621005ee407b37b75ff46d4ca9371b8babc46

        • C:\Users\Admin\AppData\Local\Temp\7zS8343.tmp\[email protected]\content\lsdb.js

          Filesize

          1KB

          MD5

          2f7278e60fba9fe89568693d0f546e38

          SHA1

          ea1976fc52f5bac4d8abccb812eb6dc1bd10b007

          SHA256

          011de2a32ab07c8926a748986e4e01b77eed0055b6c11b4c530d33d8b342abcd

          SHA512

          0127ae69d1b3ce36e74d314b7d42f67625dd7741ab8984ec7ea79417e58f76d6bcabe203d0316a377fdb516a5d0ff0ee81f65e9138db8f1777dbd2afe4bf6b54

        • C:\Users\Admin\AppData\Local\Temp\7zS8343.tmp\[email protected]\content\prfdb.js

          Filesize

          1KB

          MD5

          2afc956263202402b958260351955867

          SHA1

          6ccbd70ce6bee77a2dd3a8c38b6e1941d542989a

          SHA256

          8715bdba07e236e20e41b218f0569ace0b4135a3e5f68ef0d3f68e4786b66720

          SHA512

          1d001d24b5bc6fd5eb2119738f95812848e52fa59f729db6197d9218e175f716dd19a59c7b26cdcd72f2f0959bbc1f3c17bab0e9d6d6da6ac82855c039e807e2

        • C:\Users\Admin\AppData\Local\Temp\7zS8343.tmp\[email protected]\content\sqlite.js

          Filesize

          1KB

          MD5

          0fc56edccd7091c1180005b2c90ba04b

          SHA1

          2f2ab9393a4088efbdd4570774287c38ff9ec6e8

          SHA256

          504a3bd5a1ff781fb30ad6c95cc228b9b166ea72df72e1273740a19afd50f104

          SHA512

          8e708ef8cc1f010b949032ccada40a0466c25010155e1ce9cfca61ed26e7f75db874632869df0d5aa1bc9e41fceb09537f03ffd580f62e7f4ba63470b1963d38

        • C:\Users\Admin\AppData\Local\Temp\7zS8343.tmp\[email protected]\content\wx.xul

          Filesize

          228B

          MD5

          a0d90f0ec784a99076d31fb54a3b059d

          SHA1

          5d220b134b83e82f2ed6334ec9a50fa68948d4fc

          SHA256

          250b9d861d26e2c2513b632cd587422a516eb3d65a0d635fecc14bdcb9dbc9b3

          SHA512

          1f2de19a31e3c100d24594eed8e5569014d8a34da6755d6ddc0efb828e0aa9299c379adc0cecf2e06c414d4a67e208616bb0b05e9c121ecaf421b1b151b0a9aa

        • C:\Users\Admin\AppData\Local\Temp\7zS8343.tmp\[email protected]\install.rdf

          Filesize

          683B

          MD5

          10e1e7ce5c20637fb81244690e637251

          SHA1

          e199b5b9bd4bde1b5a1b176d30608180cb675e2d

          SHA256

          a6c973f21b504403a77a0b4669bf1c8e2e5378425eae4df5b92f0046e03ccb2b

          SHA512

          998fde736852d6c43152711d837ae7ec034609d64ed724e28cd1a4457909650f96e5bc61e8b3a68e332e6e1408f5982508d8ed409e3caceb56814085351617b4

        • C:\Users\Admin\AppData\Local\Temp\7zS8343.tmp\background.html

          Filesize

          5KB

          MD5

          aeeb2f8aafb8fd92e3f0cf03117fee59

          SHA1

          af665ddce5d9168124ff7261ba05c64a5e651b14

          SHA256

          2627b0564f0620e8b01fed2b5cc11b8d9f850ddfd03b69de0920fca2b64dff47

          SHA512

          acbec81dd6ba959459175ff40632af1cc5b9e041e116d60cee96dd2cfeabe2fc225f1ca79b1df47f2e626243a84df6300544579584c0abda559b611a8ebaa70a

        • C:\Users\Admin\AppData\Local\Temp\7zS8343.tmp\bhoclass.dll

          Filesize

          139KB

          MD5

          4b35f6c1f932f52fa9901fbc47b432df

          SHA1

          8e842bf068b04f36475a3bf86c5ea6a9839bbb5e

          SHA256

          2b4d643a8a14f060bf3885f872b36e5e1fe1e777ad94783ba9593487c8e1f196

          SHA512

          8716b9a8e46933bf29348254a68d1a21392bdbbe3b4d5010e55fe638d02cc04eb685e424d440f7c5b58ffbca82e5772dd95bef73fa831595c2ae9599f3b05a99

        • C:\Users\Admin\AppData\Local\Temp\7zS8343.tmp\content.js

          Filesize

          387B

          MD5

          4c087f4a404d0c5d434a4024fc36646b

          SHA1

          2c3ca7f19f0544035115220c209a2a7b6ea88ece

          SHA256

          a44bcebfd536dea43bf2c23823d38e7b81990ed34817e8823194f45689d8ce3b

          SHA512

          9f7d75e4c987005b0fba362d41039a227d1615b400639b132dfb451ba1f43eac0d5940211664abca9b41c9bf2f3944f3c51628ede85f68346199df89d9778c15

        • C:\Users\Admin\AppData\Local\Temp\7zS8343.tmp\lcnlncoedjbllhcahedkglimifnkccef.crx

          Filesize

          37KB

          MD5

          f1307a8d3fa211966713e27ef22f0fdb

          SHA1

          50c540b3ee3f9dfb8fde74fdc23dab3d1198f212

          SHA256

          ebfe94540ad5b6eac67088ed3451c18dcc82314a2923e1a3ef1bac01a6b21ee8

          SHA512

          32c7dbd9a2a3b0fcaf1d095e7d8293b83c19212f877c7acf890738bdeee63fa969d6b6bd6ed63c4fdc22bd07c708f2663e3cb75f18c66b3e26c507afbf09e0ee

        • C:\Users\Admin\AppData\Local\Temp\7zS8343.tmp\settings.ini

          Filesize

          618B

          MD5

          dc67b3634786b0ecf21c2d3439a29eb8

          SHA1

          144f93e64ada2b0eb9999b2c91d10a7c359bcb26

          SHA256

          b702e47e54abac670a7b4e6d6350c953af6ea9c80636c3fe59fe14e288fb9e22

          SHA512

          8370cd7a7e9b732663d2412fbff4b0671a4280d0a8110bc493f5a6f622816c256e2790230e85bf20b82c7963848783097343c2f0fadbc05f17ebec62a2f9389c

        • \Users\Admin\AppData\Local\Temp\7zS8343.tmp\setup.exe

          Filesize

          61KB

          MD5

          201d2311011ffdf6c762fd46cdeb52ab

          SHA1

          65c474ca42a337745e288be0e21f43ceaafd5efe

          SHA256

          15c0e4fd6091cda70fa308ea5ee956996f6eb23d24e44700bd5c74bf111cf2aa

          SHA512

          235d70114f391d9e7a319d94bdfc49665d147723379de7487ef76cfc968f7faa3191153b32ba1ab466caeeeeef4852381529a168c3acca9a8d5a26dfe0436f6b