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Analysis

  • max time kernel
    121s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    27/10/2024, 22:23

General

  • Target

    763e9b44fcf866d5fec0c67549a9122e_JaffaCakes118.exe

  • Size

    1.1MB

  • MD5

    763e9b44fcf866d5fec0c67549a9122e

  • SHA1

    b21d2f0f6a8b8182e02b6fd3c9c2e8d85c4878bd

  • SHA256

    e334467618861efc8f3e2175887799297e4354da1cdfa25d89914e2254a3fc5e

  • SHA512

    d8717845ba275619b6f50ebb4d3707cb5337db41cb6015e8269727e3bdfd4cbcc254011e53da08b7eda2b86d09b61a5421dffe41fa698fa49ff275c00e4a60a6

  • SSDEEP

    24576:h1OYdaOqOBsFEt5hDG0SAMs9jR/jaJnTJdwY68+UhnWb3aQD:h1OsTOEt5hDG0SAMs9j8nTJ2Y68hWGQD

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Reads user/profile data of web browsers 3 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.

  • Drops Chrome extension 1 IoCs
  • Installs/modifies Browser Helper Object 2 TTPs 4 IoCs

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

  • 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.

  • Modifies Internet Explorer settings 1 TTPs 4 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\763e9b44fcf866d5fec0c67549a9122e_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\763e9b44fcf866d5fec0c67549a9122e_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2296
    • C:\Users\Admin\AppData\Local\Temp\7zS8546.tmp\lij_tW.exe
      .\lij_tW.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops Chrome extension
      • Installs/modifies Browser Helper Object
      • System Location Discovery: System Language Discovery
      • Modifies Internet Explorer settings
      • Modifies registry class
      • System policy modification
      PID:2268

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\7zS8546.tmp\V_Zym.dll

    Filesize

    258KB

    MD5

    e1d10cccd5dde588af8ee2cb7309523c

    SHA1

    0b9e805077320b0ce1e6620488bd34f1c4d7827e

    SHA256

    9900e517bfd4b39bd7af4bb360af52f6c95ef9b3e7ef36d2633485c58bef9a1a

    SHA512

    a929eaae12f5cb28e224fc31298af2808f995c5a06bc6f47d95879703dbb9369e2e35b4e50a452e91741e6a949336220348dbb3c389c46ea2e0ca41f592dcaa0

  • C:\Users\Admin\AppData\Local\Temp\7zS8546.tmp\V_Zym.tlb

    Filesize

    2KB

    MD5

    9156db5f76d48049dbc41fd1b58b3f34

    SHA1

    5eb1df59f9b5b06ab00137fc9e6451e323d3102c

    SHA256

    66fab808188a98ba49d99b723a181aa6626197d50bd2d5e15e076dcbc6fbb2cc

    SHA512

    742a77e71c34632146e16acadb6b381694072c7f4c2dea1df1dfc645ed42673ba153c832d167474dc41f9b608142a8c41b4aecda1efdab90d87d4f5c718bf149

  • C:\Users\Admin\AppData\Local\Temp\7zS8546.tmp\V_Zym.x64.dll

    Filesize

    319KB

    MD5

    4f5c722b8686afbea6f09c53171d44ca

    SHA1

    184c60aafbb12d1023b1ce2aff4d3708607a75a1

    SHA256

    870c280ea861313edda0bd3950dc738ea68d006f315888d66023b54e5f98f0ea

    SHA512

    e471a86079a16d129ea0c01878af77d1aa132e629832d3f0f3d1f8a3dd250ed41c8d2f37403a10c8061fff07c07dda926ba7ffcc417c6e0100005a0f2721417a

  • C:\Users\Admin\AppData\Local\Temp\7zS8546.tmp\cmkjlkfkbciceemlbbinfjjhcfobdkbh\background.html

    Filesize

    143B

    MD5

    45063d5a153f62d16eecb12b49a39ff4

    SHA1

    190109e51a4d0db1da5f2ba52bc999069df11ba6

    SHA256

    bbcc41dfb07cbcb0679656f6f9b0101bb03405b56ccf305712c8de71f5a11997

    SHA512

    66f9d0621888391d2b6bd89c0a4cdffa5cdd880ef42f4c8dde49bc0c33e3a2ba14da321fdb93b02b184dfa7c38bb322bbed05472050ea097cad501a7e143a8b7

  • C:\Users\Admin\AppData\Local\Temp\7zS8546.tmp\cmkjlkfkbciceemlbbinfjjhcfobdkbh\content.js

    Filesize

    197B

    MD5

    5f9891607f65f433b0690bae7088b2c1

    SHA1

    b4edb7579dca34dcd00bca5d2c13cbc5c8fac0de

    SHA256

    fb01e87250ac9985ed08d97f2f99937a52998ea9faebdc88e4071d6517e1ea6b

    SHA512

    76018b39e4b62ff9ea92709d12b0255f33e8402dfc649ed403382eebc22fb37c347c403534a7792e6b5de0ed0a5d97a09b69f0ffc39031cb0d4c7d79e9440c7c

  • C:\Users\Admin\AppData\Local\Temp\7zS8546.tmp\cmkjlkfkbciceemlbbinfjjhcfobdkbh\lsdb.js

    Filesize

    559B

    MD5

    209b7ae0b6d8c3f9687c979d03b08089

    SHA1

    6449f8bff917115eef4e7488fae61942a869200f

    SHA256

    e3cf0049af8b9f6cb4f0223ccb8438f4b0c75863684c944450015868a0c45704

    SHA512

    1b38d5509283ef25de550b43ef2535dee1a13eff12ad5093f513165a47eec631bcc993242e2ce640f36c61974431ae2555bd6e2a97aba91eb689b7cd4bf25a25

  • C:\Users\Admin\AppData\Local\Temp\7zS8546.tmp\cmkjlkfkbciceemlbbinfjjhcfobdkbh\manifest.json

    Filesize

    507B

    MD5

    70aef77068d1731533ea1c0a9979bf4d

    SHA1

    514b918ef565dd43644167d7860ea5add194a76d

    SHA256

    765963aaf34b9d570533f17c40eb7e220f517de56f60e3c5fa368067552beb0b

    SHA512

    780032e8ee88ea5d5c2c83f818a7020f4afd0f14029def4dc31b53f730f1b927de3b178b982139f95a33a3382cd8e70ee84d30148e050205d5c0a27dcb1e6e10

  • C:\Users\Admin\AppData\Local\Temp\7zS8546.tmp\cmkjlkfkbciceemlbbinfjjhcfobdkbh\sqlite.js

    Filesize

    1KB

    MD5

    7f14bf5fd9f8b3f29949bbe33972c37f

    SHA1

    7a69f84804ed7ca2e1df52afe8751d83e206efad

    SHA256

    f9642fbc60ee93b298ba6804fb1d0e7e616b97f45feaffc59bb5190e255420c6

    SHA512

    b7aa1d41e08064fda4ec72f1ef658e8d156ad3dfcf8d27386cc77f1d402e190456fe26f6f13b9b24df1a39c04ca01adc18ca7171c85b62b2007b9a44ca47c9d9

  • C:\Users\Admin\AppData\Local\Temp\7zS8546.tmp\cmkjlkfkbciceemlbbinfjjhcfobdkbh\wrghHw.js

    Filesize

    4KB

    MD5

    6c58e2d866b61ad6d5ff164dd0f13914

    SHA1

    fe37f0c8deb0ea3b5d078bebb969851ee18badbd

    SHA256

    ced43270a5a9e710f7fa440d01d81895a019d642f4202aa1793117abcbc32ee2

    SHA512

    1bf551bbd400fb30cfee2754ae7abc4d13cdedebd8daf7fcce4096b63c55c9d1aba7b1c4302f8cf46aa5f14b2ae7ffefecf989fda94d6a7a2e8e404ba9145d68

  • C:\Users\Admin\AppData\Local\Temp\7zS8546.tmp\[email protected]\bootstrap.js

    Filesize

    2KB

    MD5

    1b53c596cfb1aa2209446ff64c17dabd

    SHA1

    2542da14728dcdbe1763f1ee39fe9ceae38ad414

    SHA256

    a7dfea4bf7e1d46a8b8e64ccfb2cf35017e3a5b350eead26d6671254d2b3c46f

    SHA512

    be54481675c38ef6a41697cf8cd3ab5a0b126922b192732a9c587dd8905b74b66c79eb0c849f62bbe8934979a894be63734b0ad59ffae295f5797cbfaa327030

  • C:\Users\Admin\AppData\Local\Temp\7zS8546.tmp\[email protected]\chrome.manifest

    Filesize

    104B

    MD5

    2b8a777bb84d136c7c8ba77fcc83e711

    SHA1

    0d22450be044d3ccd2032cc2fef4f2c62d2663dd

    SHA256

    4faa33a2e6b4403b75ecdb009471da1d39003a149a44640ab2c32a5fcf36beb2

    SHA512

    0602823f21abe2eed2c6f00f93f5c51d18d2d80302836d760ba35f54af53d160ccdc66ceda23033655bc94571da330fb76d6e5e6c789e2a06d21a36866953fff

  • C:\Users\Admin\AppData\Local\Temp\7zS8546.tmp\[email protected]\content\bg.js

    Filesize

    8KB

    MD5

    9de767dee5395ee1da94debdbb56321d

    SHA1

    d124504fc2962bb9efbfb7cf0554976b5955cc62

    SHA256

    1d86cf35c016beaab48581a9b9d83d21b82769a794e7e546040afe0fc59e509c

    SHA512

    28994203c275d9f0cd724cbeb0ee5bc2ff68396dc6f28c01bf4c5e84402ce3411d0bbca808f264a37bf5063adfb9257f27c8acc5f2d8668928f0dc2cf6ca7328

  • C:\Users\Admin\AppData\Local\Temp\7zS8546.tmp\[email protected]\install.rdf

    Filesize

    612B

    MD5

    fb4b40c6a9380c9b190daea11a32fbdc

    SHA1

    09adb69c742567c36a5fdf93d1d7d6c6740c37a8

    SHA256

    8d895c10ffb6ae5e3dd4268bca6a0bc73c7a16de43f9628e6e69e86d88cb71a8

    SHA512

    1ec1d46adf9482de3bac708279c5af104781d6245db25bc4cff234a3a873cccdfab9d6d0b5fc510cde5ff1c8c6d3800b9c0d62c41c007caf925c61d969f0f41f

  • C:\Users\Admin\AppData\Local\Temp\7zS8546.tmp\lij_tW.dat

    Filesize

    5KB

    MD5

    aa698cd0cb5bb31da59e74a5ccd1c491

    SHA1

    95417fba47e29b92f75a6bd6553683d559765302

    SHA256

    03abb0a6a9fb03e74073ba2c1cc0ac98779bc0332bee6290acd4515b58d06be3

    SHA512

    a24ebbb8c1d9026c48d7327946cfb1a630840f751b71f77834c7d79a75338c94c615e62e721606b590f133301b06b358ace7c5d3805701a3f5b2bf714284ed91

  • \Users\Admin\AppData\Local\Temp\7zS8546.tmp\lij_tW.exe

    Filesize

    334KB

    MD5

    8300c91b40229b42301aebc6d8859907

    SHA1

    0b55e56a6add6b4dd4ceff475a0018a203d02a5a

    SHA256

    f54a6814ac06c70ef5b738eca4855e49039783d96b70ba1ae461bd90877e53b5

    SHA512

    0863750da143e1707513f4a2efe1ad6cf81f5a819c7d5496d1629745afffcf72338aa9de90479d5e0936e848f9b260c434fd369027c56be175814086cafd4d8f