Analysis

  • max time kernel
    96s
  • max time network
    134s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-07-2024 06:01

General

  • Target

    339133b2173ea839155cfdc6f3def897_JaffaCakes118.exe

  • Size

    313KB

  • MD5

    339133b2173ea839155cfdc6f3def897

  • SHA1

    e11a1dcaaa3ec26f4549a61c9b6e291edc22c14d

  • SHA256

    9a668b98ac63cf7a5389ca66d28897a55427fb2773f1809b7260d0c0fabeed79

  • SHA512

    c04f8179db70b92666c43039c961b945771d13e4d559108f0fcc874b6dc9b6e79d1402c8d5dfb871fa64f84df906a9892127d555f30d32724e640b5c6520294a

  • SSDEEP

    6144:91OgDPdkBAFZWjadD4slP3EEz7A/yHE1QfWB9QJFLnRz1vnPGdw:91OgLdaa3EIMutOBuZ1j

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\339133b2173ea839155cfdc6f3def897_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\339133b2173ea839155cfdc6f3def897_JaffaCakes118.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3464
    • C:\Users\Admin\AppData\Local\Temp\7zS8B58.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:2316

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\ProgramData\Bcool\uninstall.exe

    Filesize

    46KB

    MD5

    2628f4240552cc3b2ba04ee51078ae0c

    SHA1

    5b0cca662149240d1fd4354beac1338e97e334ea

    SHA256

    03c965d0bd9827a978ef4080139533573aa800c9803599c0ce91da48506ad8f6

    SHA512

    6ecfcc97126373e82f1edab47020979d7706fc2be39ca792e8f30595133cd762cd4a65a246bee9180713e40e61efa373ecfb5eb72501ee18b38f13e32e61793b

  • C:\Users\Admin\AppData\Local\Temp\7zS8B58.tmp\[email protected]\chrome.manifest

    Filesize

    114B

    MD5

    556a9fd15cd19c6d6682a0633deb20cd

    SHA1

    ad6c109d54da28d5a9be02946aa7c06a053caa71

    SHA256

    c36ba631dde3b88d218630fb6dc3ddc7cc95188ebc2a2d4089d58eb8eaaa8361

    SHA512

    a2b7e72e863855f343926860def0fbe10442c7432ff0cff89af59ba5c17b154ebfe411f662ee97225e58f96eb0703a12e7b334aa2e1d3f8d20bf50a65138ea49

  • C:\Users\Admin\AppData\Local\Temp\7zS8B58.tmp\[email protected]\content\indexeddb.js

    Filesize

    1KB

    MD5

    8a1a694b3a46bc8258d1828daa9f11e1

    SHA1

    271f66ce602f49387aa6cb9d57a71eebbe709872

    SHA256

    23112e43f0c495a981a2cff81fd17992f1419735e851b2a5e721c04b449ff6d4

    SHA512

    b34613fcca4b3b254053e98c7fade03ac903f7d7ca2254609680d70dd6765eb577046baf8c376aa2cd896c85484fe84564af002fdef4a3f984aa0e14270db208

  • C:\Users\Admin\AppData\Local\Temp\7zS8B58.tmp\[email protected]\content\jquery.js

    Filesize

    91KB

    MD5

    4bab8348a52d17428f684ad1ec3a427e

    SHA1

    56c912a8c8561070aee7b9808c5f3b2abec40063

    SHA256

    3739b485ac39b157caa066b883e4d9d3f74c50beff0b86cd8a24ce407b179a23

    SHA512

    a693069c66d8316d73a3c01ed9e6a4553c9b92d98b294f0e170cc9f9f5502c814255f5f92b93aeb07e0d6fe4613f9a1d511e1bfd965634f04e6cf18f191a7480

  • C:\Users\Admin\AppData\Local\Temp\7zS8B58.tmp\[email protected]\content\jsext.js

    Filesize

    6KB

    MD5

    c73f27bcf5db0837eeb549f33ee97969

    SHA1

    8baf07dce3b0d08cabcf9e1dfc9247a03bdde635

    SHA256

    344ddb253c0a806432d954665bfe09ef1ea10b9e177707f2d7594b3ff0a3e318

    SHA512

    076329fda9b6387ab1815544bc8ef2edcdeab76cc532a0ed2a080e8722bcbd4cf0e5cd48f7971e5389426981000fe39f064a9e1ad50ab2f7c9e27ed04d7d0fba

  • C:\Users\Admin\AppData\Local\Temp\7zS8B58.tmp\[email protected]\content\lsdb.js

    Filesize

    1KB

    MD5

    2dbe1dd63324b1e9c9769bcdd594b3a7

    SHA1

    d664b69effbd96e57c9f7b744e91e21abc8da91b

    SHA256

    3d5e02927a97d9333671b37a4f832c7bfacac09f8cb221c05e94ce33e458c66c

    SHA512

    64380807c8930fa99f8b75f2c22b4d4e0dd3df9534cbcf0e439355625147fd13001babab6b7b16bc81454fc1730f898c54a57cf922eb61017dc00429de01bc02

  • C:\Users\Admin\AppData\Local\Temp\7zS8B58.tmp\[email protected]\content\prfdb.js

    Filesize

    1KB

    MD5

    52d96c4a92cb39287da26499f9f867eb

    SHA1

    469a9d7afde5ae9c525361e12c2c0e9281f21c27

    SHA256

    b818ec8defb046ea0234d8a5738c222a337c5e75722aaa71af9a4ffb3f5d7ec8

    SHA512

    cc8e3892ea635900b90374231aba74c718d0af3fa2d6888811a8cd834567997d19829a06c2dfdccce3736a360e351ad9ac3da54cb3642969d31eae78101412fe

  • C:\Users\Admin\AppData\Local\Temp\7zS8B58.tmp\[email protected]\content\sqlite.js

    Filesize

    1KB

    MD5

    6f4aa01ba6803e561f3883af1eb877c9

    SHA1

    ab98fa9c9a8147e8f4e2dd00abe28341b1d3564a

    SHA256

    ffb533ca6ddcea3f6b486b09198147365241ff512f2e31c5f9b8ed780a78cd7c

    SHA512

    4d6a1b1d2498bac774b0ccf4289b0d5ca155b208cbc2b31dc58fbbc7894d0e257f3042842a45b5f14eeb40149c95a17b0c02ede0dd69faa69c923050358d753d

  • C:\Users\Admin\AppData\Local\Temp\7zS8B58.tmp\[email protected]\content\wx.xul

    Filesize

    228B

    MD5

    c0c0c0132cf81e6df067111eeb93e017

    SHA1

    b486819b0d4b4ede7d5761182fa1dd463ddf711c

    SHA256

    f69baa0dca435d1df4aa46e47e61bf17b2e246025e4089c5762fad459c7c64b8

    SHA512

    b00a391989dadb7e37181097d9f4fc06d0844afd11e58c3f653aa41c4a4e22237f3a6c36de34b3c38ba974b705dfc4ea31912fbb79729e158237d9bd57c5fc37

  • C:\Users\Admin\AppData\Local\Temp\7zS8B58.tmp\[email protected]\install.rdf

    Filesize

    668B

    MD5

    f35fea654ab5f33af5ec09f955ba135b

    SHA1

    2086c2fd4ada41e8d8c51296bf24646d1bd72f66

    SHA256

    da27142c6832f0237d40dc106f7057caa234ddb5574a778683cb9be533763ea7

    SHA512

    7216fc4a594ef663ef76157c1a9bd8b108764e7b2108c0a60d47bd3789f5a21160927f5f4a56be5c6233896e784262a948a4e6ee47c923eda5a04d90ddd34c47

  • C:\Users\Admin\AppData\Local\Temp\7zS8B58.tmp\background.html

    Filesize

    4KB

    MD5

    f29607cdfd3bbecf98b550ffa3c57bf6

    SHA1

    0db3cbdab745b02ce40c7ed20fa7ec97a8b59715

    SHA256

    d71241513638837b863d007d7b0ee8e4c6216db6e469f80fd9a8f697bf89d9aa

    SHA512

    7afd19c3423f3e08a1016a2a2e5f9493f8caed5787d5e81ad2fbc0a3acdbdc3313b0805a298664db403121504382979f2d52d24b1575f66e739eabb67a7dd83b

  • C:\Users\Admin\AppData\Local\Temp\7zS8B58.tmp\bhoclass.dll

    Filesize

    137KB

    MD5

    ac13c733379328f86568f6e514c2f7f8

    SHA1

    338901240fedcef4e3892fd4c723c89154f4de05

    SHA256

    7bf09b5c2a9b6348227199c1b3951b57907ca6a5c215a04ad8d5e43232f5b562

    SHA512

    35f69a82694a2ea4268a3dde7940af6bd1c87a32d93a72723464f90e4e818805be9e80872469d1cc29150a9aac872fc78613a584baa1327dfa8478c2de5672c4

  • C:\Users\Admin\AppData\Local\Temp\7zS8B58.tmp\content.js

    Filesize

    387B

    MD5

    7cd7a5638e7769f45a2ef8fc40746b4d

    SHA1

    596c5cdb98390423d06eb9d57b0e64d433e3e43f

    SHA256

    de85c88c539774de2b6b598d88bb86e28ee22cb207d930bd3ff8b482b1176d61

    SHA512

    e228e4f6d2e4a7ddca618cdfd9346634483da6873c9bed9838dd2d031a55ae6e7ebaeb3aacc9aedebf2e57a9ffb5d42bdd9032f6f6aa2e33e5f03373fe4c2090

  • C:\Users\Admin\AppData\Local\Temp\7zS8B58.tmp\enipemodendcmbnhlihegiclbihlpldk.crx

    Filesize

    37KB

    MD5

    197f6c6d021e396020bccd2a5753aa17

    SHA1

    555bfd63853290df6b2d8e11c0cdfd67f21594e2

    SHA256

    202082a87235225f12628502928a925f47572cc43e146c4d97d24e25c40b6483

    SHA512

    15f0d3c1cb4e528092acbabf80b11ec1d472790cdeb7c33331e03b7a1af07a0d7cd6346ed8becb037723ffefddb9ef36903ad8d3c2d597e7e9ed8fa6f14401d8

  • C:\Users\Admin\AppData\Local\Temp\7zS8B58.tmp\settings.ini

    Filesize

    593B

    MD5

    47a590ee6bbce762b9d7f46b3dd54a98

    SHA1

    55dcd5ff294bdd9ede9ac4f82854d9a76482c0b0

    SHA256

    ae60ecf90410573b734802a370434b7720104460e8c00ee5b7f3c649ce4f70fb

    SHA512

    1dff8cab409bbaed2b7e6e84b56ff95fa78f1ed2545b0f3e4b361f3344f1030f786c005d3df77f6c0c2c006df2269132e15a20cb392db08652d373f2b3741ab1

  • C:\Users\Admin\AppData\Local\Temp\7zS8B58.tmp\setup.exe

    Filesize

    61KB

    MD5

    201d2311011ffdf6c762fd46cdeb52ab

    SHA1

    65c474ca42a337745e288be0e21f43ceaafd5efe

    SHA256

    15c0e4fd6091cda70fa308ea5ee956996f6eb23d24e44700bd5c74bf111cf2aa

    SHA512

    235d70114f391d9e7a319d94bdfc49665d147723379de7487ef76cfc968f7faa3191153b32ba1ab466caeeeeef4852381529a168c3acca9a8d5a26dfe0436f6b