Analysis

  • max time kernel
    119s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20240611-en
  • resource tags

    arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system
  • submitted
    01-07-2024 08:22

General

  • Target

    1a953973ae8428f6f44f37c6fdae3d68_JaffaCakes118.exe

  • Size

    3.8MB

  • MD5

    1a953973ae8428f6f44f37c6fdae3d68

  • SHA1

    13337723278cf301891f6372451123552b9bf97f

  • SHA256

    a00efafb9deb99a99bfdd34f55818983e9cc675d1cac6b71b9fec4b0bea1aa56

  • SHA512

    8547d333fc7d24a9e6662e4a34b7cf544783acc8c54b422f51ed81b3fa6819e93a07ba46bdb4bb0d31c7256abb748b20797475c849c5b026574a9f08b26879c1

  • SSDEEP

    98304:cdaT/7lJGQLHsaVw+OCzYSnKaWFZ45wVtew/ORnC0N5:cA7lJhWg/KamcMIw/OF3v

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 16 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • Drops file in Program Files directory 64 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Modifies Internet Explorer settings 1 TTPs 11 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1a953973ae8428f6f44f37c6fdae3d68_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\1a953973ae8428f6f44f37c6fdae3d68_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Program Files directory
    • Suspicious use of WriteProcessMemory
    PID:2268
    • C:\Program Files (x86)\CoralExplorer\Coral.exe
      "C:\Program Files (x86)\CoralExplorer\Coral.exe" --update=install
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Writes to the Master Boot Record (MBR)
      • Modifies Internet Explorer settings
      • Suspicious behavior: EnumeratesProcesses
      PID:676

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Program Files (x86)\CoralExplorer\CoralApp.dll

    Filesize

    109KB

    MD5

    007807250a94f82a475c21908f840ea5

    SHA1

    187cba9542083eefab386b2f51610a3a9eed0fde

    SHA256

    f8af22dcba5f19703cf3a8bb36b14c7c8f1c4797dbc383844f78db3eacbcf4cd

    SHA512

    58c48e86a9635bac92569fcd5afa48508c96a833576eedd76efb010883f0e711baab18f79bfa92be71a5b85256b60bbc9ab3bb2da3243a460d37e3aee898d241

  • C:\Program Files (x86)\CoralExplorer\CoralDb.dll

    Filesize

    1.0MB

    MD5

    c97b98c70ec8e4407879270b3ffe8984

    SHA1

    f226b353a5090931186842b36f01fb6d3f089760

    SHA256

    4e7b5abf6df3b4ca12e1edb1543344452446da9ac3fdb27e5bf754ae09906714

    SHA512

    f8f3eca681855bbaee443053f8429c4785838edb379588beb501fa6ac6d0de8ea6c2ec9136a3d8a0005bb48efd7fd7a2a9741eb78d3dca8e49081ee4a817275b

  • C:\Program Files (x86)\CoralExplorer\CoralUpdate.dll

    Filesize

    352KB

    MD5

    7b1938124b07781bea91fae264e99f87

    SHA1

    39ff40d2b9d1e5f51a2d9817d801c4242d21763e

    SHA256

    281bd67d445ccc728f5a92fb8200e306cd8d4d311a6a9edcb8c9760cf9d1ea93

    SHA512

    6bee84c135c60496eb79b272afbb5881cc3c1ac82bcf370b40209b5532d3922fec7be4b5af05044ef644146cda7d0baa32f344b86a40f1c27d416bb758c743bd

  • C:\Program Files (x86)\CoralExplorer\Lang\CoralLang_chs.dll

    Filesize

    826KB

    MD5

    2993bf60fbc99915bea84ec46b7f8c48

    SHA1

    2d50e9ea4a1ceaa97ff1a493fc98e5743d87b672

    SHA256

    1f357e6d38755f71199546f3bde20c285548105375ca9830742fb7d97f6b4759

    SHA512

    63b8cfb0b424cd86f2c848f7cd248bea339b1b5ef82c1437f6253abcbdfa252c49aaf8e51ec259cc2e87857ac9044328ecc2f8a60082016dae5ba2b893a0b283

  • C:\Program Files (x86)\CoralExplorer\StartPage\images\search\main_search_icon_vbaidu.png

    Filesize

    3KB

    MD5

    30e1c795f8a8bb9e99be96d3865dacec

    SHA1

    f003657321292c8997baa2d35753eeecb20c820f

    SHA256

    cfd0f3eb5c342d5e81babb5e5cb99ab4aaa5b1110bf39c95bd09de4139eaa72f

    SHA512

    40a295c5e031fb66a7a3563d2ea695971c9c0763f6f21d8c94e1837ac69e4ef35ff696b52169409123acfa6583d36188df04b3687d400faa44f4bc39383894e4

  • C:\Program Files (x86)\CoralExplorer\StartPage\images\search\main_search_icon_vgoogle.png

    Filesize

    3KB

    MD5

    dd72f6dd49580b9edf590d3f9b925e7f

    SHA1

    3575f34c75e250e74cc0c2b8086766241056c63a

    SHA256

    42fc51da62c7bee278492770bb3e56856c34eb8b040ba3e85646e62f89957608

    SHA512

    a7e0da46bc5ac4e281907c00eb6df45b84d3f6160abefb294826eeb3483271c1da56ad4509c74fc40c4a8af2525f1b3ef6e6864b43caada17d8451b5a0945ec9

  • C:\Program Files (x86)\CoralExplorer\StartPage\images\search\main_search_icon_wsoso.png

    Filesize

    3KB

    MD5

    64af18e9c6b07c2c60b4d90d19e78320

    SHA1

    1bafd7b79ab3022ee8eabf6a546948af90591b08

    SHA256

    fadb9f6900ee8b6d64e1588a45fa657e74b0cd7eb49b10581ef266ed65ec475b

    SHA512

    29d8c917fd15f4d57a2b26d919fcb1611734266d528ee121ce2005ea37a36e2256fee1dece75465abe6c91d30adc218aa3c53121c981ba77cf31cb899a6bdb9b

  • C:\Program Files (x86)\CoralExplorer\Uninstall.exe

    Filesize

    100KB

    MD5

    c3f1b19b4099c1b7f518a12fc841f199

    SHA1

    f19ed6973bd67481dc54a4ba3517a4b67b1a4848

    SHA256

    c6d5aea8c2cac96adb2c5612b2aba53d9afa71b4e4eeddcc30236e08d2029b7a

    SHA512

    12a1d939fc700b63ec55351494959e36a1b919702634585603fb60ca3540c6ef6f69394349d9276d9e963961ba0492ca6f5e30599facede019460276bfcca346

  • C:\Users\Admin\AppData\Roaming\CoralExplorer\Users\Default\SystemUrl.data

    Filesize

    885KB

    MD5

    69ba8f1ae84519627dc59b8ff35e1d71

    SHA1

    613057da9f0629654044e09957014d141b18db51

    SHA256

    eb2c3dfde241191030c486817b58404d0f68fc14fa4be83b51eef48a4d97ba78

    SHA512

    1e420eba50516f69445d596d303bb68963474f032f7610a95b337b354e46ebe7b50380cd25675f6d54bfbbdb99e006be7a03c4d00b2f6fc465769d53d4b9d755

  • C:\Users\Admin\Desktop\2345浏览器.lnk

    Filesize

    1KB

    MD5

    5c600deeeea71fdc84948d18bb8e1f5d

    SHA1

    3997f49b1a64ee3c61d3a98c460d9290ba67e564

    SHA256

    f3494b5bdd46f87f86a56f00870c618865c295ee6be9047490d1d779918b914d

    SHA512

    5c792b762eb504365ac1403253393c549368e77d8a0f4c6cc471950d486913f94a9b30492df13dd2f7a1fe4351224d062d780ce6afa2f7683f335e230217c000

  • \Program Files (x86)\CoralExplorer\Coral.exe

    Filesize

    391KB

    MD5

    f22c19dda6a7b1ee28a17c96da81708a

    SHA1

    2e562cd48ac73b66fdfe66389c57b05abc205be2

    SHA256

    2f54d182dc21951bf4bc083bc479bf5afa7fc3ce2bc0d4153fc122824d94ea43

    SHA512

    9c370d716f88db992e424f6899a50962eea9f19478022263c95cdc06d15d5663e8a25c2dede8b6728407e75b8c201fa162b91e5b747188f77e37b83c1c37234b

  • \Users\Admin\AppData\Local\Temp\nsd7763.tmp\FileInfo.dll

    Filesize

    46KB

    MD5

    25aa25fcec2065cdf81f77d2153a63a7

    SHA1

    e09b96d596323201ce5586daa16c9b8ecfaa7654

    SHA256

    ba62fc93cdd027de00af9cbaf31bf102d47fe9f1d74493ebf6faa2f2c9982435

    SHA512

    5de8b9ca1b38fba4f63756066d10a0312acafe9c051645fd192e500d1cff23a21845cec2d1fb1002ddf7002f9f6ae3962fd6087f3ab793d9630c33e35d6aba64

  • \Users\Admin\AppData\Local\Temp\nsd7763.tmp\System.dll

    Filesize

    11KB

    MD5

    a82b0479708b96c7bf4dd6b798aedee0

    SHA1

    7e47b402848a86bdddd5f0de8bb4620471caaab0

    SHA256

    72410442a894b8316da6ad469f03997ec17c0b0d117745bb6ac5cac3232c7d20

    SHA512

    02e07def3897d87d546c0cf1492191591be587f64ae5c165b9a91fb977585c65a860135eb8c102b67dede913ea935459ce70c4ca973b292122c8d097ab130d58

  • memory/676-307-0x0000000001E30000-0x0000000001F34000-memory.dmp

    Filesize

    1.0MB

  • memory/676-311-0x0000000000470000-0x00000000004CB000-memory.dmp

    Filesize

    364KB

  • memory/676-398-0x0000000002720000-0x00000000027F1000-memory.dmp

    Filesize

    836KB

  • memory/2268-288-0x0000000000710000-0x0000000000721000-memory.dmp

    Filesize

    68KB