Analysis

  • max time kernel
    45s
  • max time network
    52s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    23-11-2022 15:53

General

  • Target

    ce7c6540be131e21471faeb3fe507d4feba7104bae6b33461e3cfb1513f86ced.exe

  • Size

    2.1MB

  • MD5

    802e44bd8013254b6ae7947ccb64b928

  • SHA1

    8e9121d092453caad18fd6381d0291a990a25f11

  • SHA256

    ce7c6540be131e21471faeb3fe507d4feba7104bae6b33461e3cfb1513f86ced

  • SHA512

    5e4c8b245e3e070f21d6b317d4feaaaebb179cf478a752b88d243a87ef9061f7d2640e784f3036ee693c911f3fd1fbe0dc5887b58087c2b8edd7e05b0873b95a

  • SSDEEP

    49152:h1OsZAxPqbaJ0CqWfTAeP20icuFMDoiXrBSdCIlE05XwjXr3/:h1OGAxib7CqWfTAeP2vaDhtSdpm

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 4 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.

  • Drops Chrome extension 3 IoCs
  • Installs/modifies Browser Helper Object 2 TTPs 11 IoCs

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

  • Drops file in Program Files directory 8 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ce7c6540be131e21471faeb3fe507d4feba7104bae6b33461e3cfb1513f86ced.exe
    "C:\Users\Admin\AppData\Local\Temp\ce7c6540be131e21471faeb3fe507d4feba7104bae6b33461e3cfb1513f86ced.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1680
    • C:\Users\Admin\AppData\Local\Temp\7zS3860.tmp\U3Att7vtNj6oB6u.exe
      .\U3Att7vtNj6oB6u.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops Chrome extension
      • Installs/modifies Browser Helper Object
      • Drops file in Program Files directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:1988
      • C:\Windows\SysWOW64\regsvr32.exe
        regsvr32.exe /s "C:\Program Files (x86)\YoutubeAdBlocke\Z3R0hx4FMqRXz5.x64.dll"
        3⤵
        • Loads dropped DLL
        • Suspicious use of WriteProcessMemory
        PID:1524
        • C:\Windows\system32\regsvr32.exe
          /s "C:\Program Files (x86)\YoutubeAdBlocke\Z3R0hx4FMqRXz5.x64.dll"
          4⤵
          • Loads dropped DLL
          • Installs/modifies Browser Helper Object
          PID:1732

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Program Files (x86)\YoutubeAdBlocke\Z3R0hx4FMqRXz5.dat

    Filesize

    6KB

    MD5

    a66c7ff6024cb56c4b4f7ed1c3aa359d

    SHA1

    10e6d5530d27383f15422186a3e5273271629dc9

    SHA256

    27f5b4fac9b9b432882c665a0f805e7286edddfc8566a7f1727a84f61b70e8b4

    SHA512

    2f6d840ef6364df9ef3ae00a4cd5a299deb9804d3a3207ff401b5e87070907834f38fe787b65204ed95064c1641464ba632d654c574c7bd2f244fc2dd0852964

  • C:\Program Files (x86)\YoutubeAdBlocke\Z3R0hx4FMqRXz5.x64.dll

    Filesize

    697KB

    MD5

    09b1827343abfccf344d2b04268c1b87

    SHA1

    1c60bbd56c0b33be582c3dac053e9b28b94d588b

    SHA256

    a9181af1ead8778d27a22e862145aa5e1dd7ac40cf6e994f8c6b1ae7b58f302a

    SHA512

    cb4ac4ff93405372a7ab65e1910d58f88a30c9b4d62c06b84fd3fd5f51ca10459c351efcc394418e27aafa27e87bd1a359d20006804da8f171b37cf2fd26f965

  • C:\Users\Admin\AppData\Local\Temp\7zS3860.tmp\U3Att7vtNj6oB6u.dat

    Filesize

    6KB

    MD5

    a66c7ff6024cb56c4b4f7ed1c3aa359d

    SHA1

    10e6d5530d27383f15422186a3e5273271629dc9

    SHA256

    27f5b4fac9b9b432882c665a0f805e7286edddfc8566a7f1727a84f61b70e8b4

    SHA512

    2f6d840ef6364df9ef3ae00a4cd5a299deb9804d3a3207ff401b5e87070907834f38fe787b65204ed95064c1641464ba632d654c574c7bd2f244fc2dd0852964

  • C:\Users\Admin\AppData\Local\Temp\7zS3860.tmp\U3Att7vtNj6oB6u.exe

    Filesize

    634KB

    MD5

    39bca0c0295e43a1d256f93c4bc41a7d

    SHA1

    163629228f4ad397c594ae4acc1162d2990f7d5f

    SHA256

    2e46c5d7d549885057d92525f35b60a19cb428600a397245e5f6ce0238b5e1cd

    SHA512

    e16570bea11aa8680f4e547f099e8c099c1654e6a3060fca871a42dffb9e256811f5aa9bba9f00dc14b218ad32b56c916987b3a270893540a0992f832bcf2a4d

  • C:\Users\Admin\AppData\Local\Temp\7zS3860.tmp\U3Att7vtNj6oB6u.exe

    Filesize

    634KB

    MD5

    39bca0c0295e43a1d256f93c4bc41a7d

    SHA1

    163629228f4ad397c594ae4acc1162d2990f7d5f

    SHA256

    2e46c5d7d549885057d92525f35b60a19cb428600a397245e5f6ce0238b5e1cd

    SHA512

    e16570bea11aa8680f4e547f099e8c099c1654e6a3060fca871a42dffb9e256811f5aa9bba9f00dc14b218ad32b56c916987b3a270893540a0992f832bcf2a4d

  • C:\Users\Admin\AppData\Local\Temp\7zS3860.tmp\Z3R0hx4FMqRXz5.dll

    Filesize

    617KB

    MD5

    840d829dddf8d035522e4f3547f72799

    SHA1

    1f669f414a0935ef806bdb8a93d2755f00104519

    SHA256

    a8405b5162305f768093c227ad9ece6ddd74f6dfe17fd0878a4e64e61e125d42

    SHA512

    e447ed7f6bbaacd8523984bae1584f39c4c38e93abd43d4e25c8056143d3228a3993d7aab8fd92d2e6baf0157a1d8638a1254eed037f3eb64250b6ca586913c7

  • C:\Users\Admin\AppData\Local\Temp\7zS3860.tmp\Z3R0hx4FMqRXz5.tlb

    Filesize

    3KB

    MD5

    6fb4d3c40d62e1e378e92280f2cd93a4

    SHA1

    cdcd20abfab5c8f24b0bf2e24b43930a33b4d147

    SHA256

    ffe3ee2134494c6e175cf01e0fc518402384a1f79a46a37f441e6e3c74183983

    SHA512

    960ecc2ce3d9ee0a828780d0770a4966211a55c8587e36b460c3c5d2bf7a338bd538c13bb07e93b647b5c1056fc0c14f90cf59a4b13508350922cda38ab6538d

  • C:\Users\Admin\AppData\Local\Temp\7zS3860.tmp\Z3R0hx4FMqRXz5.x64.dll

    Filesize

    697KB

    MD5

    09b1827343abfccf344d2b04268c1b87

    SHA1

    1c60bbd56c0b33be582c3dac053e9b28b94d588b

    SHA256

    a9181af1ead8778d27a22e862145aa5e1dd7ac40cf6e994f8c6b1ae7b58f302a

    SHA512

    cb4ac4ff93405372a7ab65e1910d58f88a30c9b4d62c06b84fd3fd5f51ca10459c351efcc394418e27aafa27e87bd1a359d20006804da8f171b37cf2fd26f965

  • C:\Users\Admin\AppData\Local\Temp\7zS3860.tmp\jbmnkgcbncpjbfocohanhbmcipckmnfn\C.js

    Filesize

    5KB

    MD5

    26b0e81e64728488fed55a2ad009f077

    SHA1

    ed61d8019a3da4dc0a078840e287d3541707b428

    SHA256

    d71d4a7709611ce57a130999d8dcb634b1548ce950df5983d88b94892cef43ac

    SHA512

    86fc9f4f056e979b879a79bfa88390de33b37d76c67fe32937d59330350800e039e0dd20f18ab6b653cc4f00811a41d2b9e29fbdbefaef0c2aa70821a0fe1bf8

  • C:\Users\Admin\AppData\Local\Temp\7zS3860.tmp\jbmnkgcbncpjbfocohanhbmcipckmnfn\background.html

    Filesize

    138B

    MD5

    b62b7a3fa9b36d2048feab0d0c3c4f6a

    SHA1

    61e5e247b7d198da06bae3c50ccb50417f8c885c

    SHA256

    f7809d7eec5c7c6b710a51170a9ebc38e3b75b010e3b6b3a425598507107da1f

    SHA512

    1bdbef31b51176c8a96408e8bfad9ca48f64f0bdc321de3c0ee0c3172f0c4d3cef3de6897d1e3a8bc301281c395b362b09b58c9e38ac76fe6533cae2529d989a

  • C:\Users\Admin\AppData\Local\Temp\7zS3860.tmp\jbmnkgcbncpjbfocohanhbmcipckmnfn\content.js

    Filesize

    144B

    MD5

    fca19198fd8af21016a8b1dec7980002

    SHA1

    fd01a47d14004e17a625efe66cc46a06c786cf40

    SHA256

    332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

    SHA512

    60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

  • C:\Users\Admin\AppData\Local\Temp\7zS3860.tmp\jbmnkgcbncpjbfocohanhbmcipckmnfn\lsdb.js

    Filesize

    531B

    MD5

    36d98318ab2b3b2585a30984db328afb

    SHA1

    f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

    SHA256

    ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

    SHA512

    6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

  • C:\Users\Admin\AppData\Local\Temp\7zS3860.tmp\jbmnkgcbncpjbfocohanhbmcipckmnfn\manifest.json

    Filesize

    507B

    MD5

    d429395a45a9aa09e4ee9054e9196b30

    SHA1

    c5dbab4e27650b07d4d159c305d08a9d578c3a3e

    SHA256

    674fc32cde82ed69cb8595bbea9f70f69097062c39bd6a3a505227a4f4a45344

    SHA512

    4a5bc7c005e573bf0cdb89489d676fb26c5fe116d397a6cd7a1ebb2cae9605b3d1657378e17d354cb102e93c39b32fa8d2963f375af37c871452f3170356101e

  • C:\Users\Admin\AppData\Local\Temp\7zS3860.tmp\[email protected]\bootstrap.js

    Filesize

    2KB

    MD5

    df13f711e20e9c80171846d4f2f7ae06

    SHA1

    56d29cda58427efe0e21d3880d39eb1b0ef60bee

    SHA256

    6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

    SHA512

    6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

  • C:\Users\Admin\AppData\Local\Temp\7zS3860.tmp\[email protected]\chrome.manifest

    Filesize

    35B

    MD5

    3714b33ac3d967bc3d566352423e62d1

    SHA1

    3dbf5ce686eb7174f99507fd2ab50a4d8bfad311

    SHA256

    2251405d5164e30fa6d48a55cfad67656f4f8e26de8f0cab4793e4af6c6c2840

    SHA512

    98da9a8137d9d9745e495838aee658c04675579c5266bf67cf0cf02d10560573649b7b2a0087e8ea3b30f792586f8115663e16c033f02ba6590d7bc8ec6af2fc

  • C:\Users\Admin\AppData\Local\Temp\7zS3860.tmp\[email protected]\content\bg.js

    Filesize

    7KB

    MD5

    6ed7a33114037908a344bf8829f7f606

    SHA1

    e20b0264ebfc94c3a20f4e1965ff4ed4f2480480

    SHA256

    acaec7ac61e1fe8b3b84980b2bc0f43143374d464e83261174dff51bd939fa98

    SHA512

    af6f502bc3afdf1e3753cd2c17fa5589280fabcefa32823efe0d44ed0757efb49151aa1f4b51b9a37e6b2c4a6d0a4bd9e71a1d2a987ddea8de16fbdad6ab983b

  • C:\Users\Admin\AppData\Local\Temp\7zS3860.tmp\[email protected]\install.rdf

    Filesize

    604B

    MD5

    172223ad2c3a199e90395605c13ea368

    SHA1

    9db2c1d84c0210242d9744a0bc1f306e632a93c5

    SHA256

    6398bb5bc13f94dda0218a3890865512c93506217ece2ed0d40f408dda528e6c

    SHA512

    e1c01642710dcd7d61dd968274ecf10daf14c8ac4b8dbf9e81e4c2d7b355e98ccec9040fde975219186e7805a4a131159205fa38b92ac8539e4cccb64545f807

  • \Program Files (x86)\YoutubeAdBlocke\Z3R0hx4FMqRXz5.dll

    Filesize

    617KB

    MD5

    840d829dddf8d035522e4f3547f72799

    SHA1

    1f669f414a0935ef806bdb8a93d2755f00104519

    SHA256

    a8405b5162305f768093c227ad9ece6ddd74f6dfe17fd0878a4e64e61e125d42

    SHA512

    e447ed7f6bbaacd8523984bae1584f39c4c38e93abd43d4e25c8056143d3228a3993d7aab8fd92d2e6baf0157a1d8638a1254eed037f3eb64250b6ca586913c7

  • \Program Files (x86)\YoutubeAdBlocke\Z3R0hx4FMqRXz5.x64.dll

    Filesize

    697KB

    MD5

    09b1827343abfccf344d2b04268c1b87

    SHA1

    1c60bbd56c0b33be582c3dac053e9b28b94d588b

    SHA256

    a9181af1ead8778d27a22e862145aa5e1dd7ac40cf6e994f8c6b1ae7b58f302a

    SHA512

    cb4ac4ff93405372a7ab65e1910d58f88a30c9b4d62c06b84fd3fd5f51ca10459c351efcc394418e27aafa27e87bd1a359d20006804da8f171b37cf2fd26f965

  • \Program Files (x86)\YoutubeAdBlocke\Z3R0hx4FMqRXz5.x64.dll

    Filesize

    697KB

    MD5

    09b1827343abfccf344d2b04268c1b87

    SHA1

    1c60bbd56c0b33be582c3dac053e9b28b94d588b

    SHA256

    a9181af1ead8778d27a22e862145aa5e1dd7ac40cf6e994f8c6b1ae7b58f302a

    SHA512

    cb4ac4ff93405372a7ab65e1910d58f88a30c9b4d62c06b84fd3fd5f51ca10459c351efcc394418e27aafa27e87bd1a359d20006804da8f171b37cf2fd26f965

  • \Users\Admin\AppData\Local\Temp\7zS3860.tmp\U3Att7vtNj6oB6u.exe

    Filesize

    634KB

    MD5

    39bca0c0295e43a1d256f93c4bc41a7d

    SHA1

    163629228f4ad397c594ae4acc1162d2990f7d5f

    SHA256

    2e46c5d7d549885057d92525f35b60a19cb428600a397245e5f6ce0238b5e1cd

    SHA512

    e16570bea11aa8680f4e547f099e8c099c1654e6a3060fca871a42dffb9e256811f5aa9bba9f00dc14b218ad32b56c916987b3a270893540a0992f832bcf2a4d

  • memory/1524-73-0x0000000000000000-mapping.dmp

  • memory/1680-54-0x0000000074DE1000-0x0000000074DE3000-memory.dmp

    Filesize

    8KB

  • memory/1732-78-0x000007FEFB741000-0x000007FEFB743000-memory.dmp

    Filesize

    8KB

  • memory/1732-77-0x0000000000000000-mapping.dmp

  • memory/1988-56-0x0000000000000000-mapping.dmp