Analysis

  • max time kernel
    152s
  • max time network
    166s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-11-2022 16:22

General

  • Target

    ff71dd00472e61bad38e00a9d60325b4cee792eb189f444049a060e048cda153.exe

  • Size

    2.5MB

  • MD5

    118315f044720690ff524a765078f321

  • SHA1

    089fd80df7133b98d090af056d84354a16506089

  • SHA256

    ff71dd00472e61bad38e00a9d60325b4cee792eb189f444049a060e048cda153

  • SHA512

    246734c1f8236fd7773a3f81adf9eec7e29fe570e1bf37b49d922990d1d50bfa9083123ddc4ff2c2af1bb5ab1387ca3348b1bdc045ff2562f7ea607207025364

  • SSDEEP

    49152:h1Os/+QK3xQpjajXKioFMpYphqd3ArqvFUmEaDxEAxh4UR9TEH:h1OfQCjbKioVg3ArKh40e

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 3 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 9 IoCs

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

  • Drops file in Program Files directory 8 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ff71dd00472e61bad38e00a9d60325b4cee792eb189f444049a060e048cda153.exe
    "C:\Users\Admin\AppData\Local\Temp\ff71dd00472e61bad38e00a9d60325b4cee792eb189f444049a060e048cda153.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4432
    • C:\Users\Admin\AppData\Local\Temp\7zS4323.tmp\Wg4pmyl0ijhdQna.exe
      .\Wg4pmyl0ijhdQna.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Installs/modifies Browser Helper Object
      • Drops file in Program Files directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:4292
      • C:\Windows\SysWOW64\regsvr32.exe
        regsvr32.exe /s "C:\Program Files (x86)\YoutubeAdBlocke\cqDZLz1phvkNTC.x64.dll"
        3⤵
        • Loads dropped DLL
        • Suspicious use of WriteProcessMemory
        PID:2488
        • C:\Windows\system32\regsvr32.exe
          /s "C:\Program Files (x86)\YoutubeAdBlocke\cqDZLz1phvkNTC.x64.dll"
          4⤵
          • Loads dropped DLL
          • Installs/modifies Browser Helper Object
          PID:2848

Network

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Browser Extensions

1
T1176

Defense Evasion

Modify Registry

1
T1112

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

1
T1012

Collection

Data from Local System

1
T1005

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Program Files (x86)\YoutubeAdBlocke\cqDZLz1phvkNTC.dat
    Filesize

    6KB

    MD5

    682624dc88ac33cf153b7600a936b895

    SHA1

    b452bff370f5768193e766719d5eae118071a908

    SHA256

    3cafb0ad00caf987eeef2add20fb67ea50ea48cd8481a4e14ac8ad46fe51844e

    SHA512

    8330bc68bfed360fc68f73a7e74269ea526958663cd34feb4abd388d6407b6b10e5a84dcf86517e50fa17db7782d31d66dcebeba2e9e016288335bb8286b7237

  • C:\Program Files (x86)\YoutubeAdBlocke\cqDZLz1phvkNTC.dll
    Filesize

    748KB

    MD5

    c4836ef373cdfa7eac3738c59ae9fb83

    SHA1

    2f019c1b3357e3be378ac804acfc98ec4f80b576

    SHA256

    5c7ba1a9e0bf346f3b4baa8e6965981b0ff412eabc879ecc531e98f268c34e3e

    SHA512

    e459aeba63802639c8e7245afc139d86e75a805e14b90318b926ff00fe384d14ac209dc76fb88319218c89fe1562c737ed4c5847cd92e698d529ba6737c2fb4d

  • C:\Program Files (x86)\YoutubeAdBlocke\cqDZLz1phvkNTC.x64.dll
    Filesize

    887KB

    MD5

    fe714aa952e86e33b2cc1652e0f7f6cb

    SHA1

    25927512b7bef5f0586f7edab4d4804ec43409aa

    SHA256

    c4fc97da6b3393137f1711238c3ac18d36f903d256a9205fd40e71b4c99ce579

    SHA512

    fe5ac276c14bf2f5e59a1c4acccb98404cbbbe0bceed92a69e5860445682c44d8575ef6926706b9d750bcbf8dca539503547c4f693a8b28cb2e3463760c2c5a7

  • C:\Program Files (x86)\YoutubeAdBlocke\cqDZLz1phvkNTC.x64.dll
    Filesize

    887KB

    MD5

    fe714aa952e86e33b2cc1652e0f7f6cb

    SHA1

    25927512b7bef5f0586f7edab4d4804ec43409aa

    SHA256

    c4fc97da6b3393137f1711238c3ac18d36f903d256a9205fd40e71b4c99ce579

    SHA512

    fe5ac276c14bf2f5e59a1c4acccb98404cbbbe0bceed92a69e5860445682c44d8575ef6926706b9d750bcbf8dca539503547c4f693a8b28cb2e3463760c2c5a7

  • C:\Program Files (x86)\YoutubeAdBlocke\cqDZLz1phvkNTC.x64.dll
    Filesize

    887KB

    MD5

    fe714aa952e86e33b2cc1652e0f7f6cb

    SHA1

    25927512b7bef5f0586f7edab4d4804ec43409aa

    SHA256

    c4fc97da6b3393137f1711238c3ac18d36f903d256a9205fd40e71b4c99ce579

    SHA512

    fe5ac276c14bf2f5e59a1c4acccb98404cbbbe0bceed92a69e5860445682c44d8575ef6926706b9d750bcbf8dca539503547c4f693a8b28cb2e3463760c2c5a7

  • C:\Users\Admin\AppData\Local\Temp\7zS4323.tmp\[email protected]\bootstrap.js
    Filesize

    2KB

    MD5

    df13f711e20e9c80171846d4f2f7ae06

    SHA1

    56d29cda58427efe0e21d3880d39eb1b0ef60bee

    SHA256

    6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

    SHA512

    6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

  • C:\Users\Admin\AppData\Local\Temp\7zS4323.tmp\[email protected]\chrome.manifest
    Filesize

    35B

    MD5

    86934ca8a04b664e8b6f7b9a2cfeb840

    SHA1

    916c5fb00bc33a74b9ee5afb7d13e9af7e92d179

    SHA256

    59b92d6da5cadf12a250ebed6087a20ea4fa33c3d9b8d609ec09031779aad9de

    SHA512

    cc3e4b6e2da52d97b7aae5ab0d8bf361872e5b1a42a9b1f495eb58786ad0d95fad91ca8772dc47b3b0e8534542d26b32798d352c564893d1f53c9377aabc2190

  • C:\Users\Admin\AppData\Local\Temp\7zS4323.tmp\[email protected]\content\bg.js
    Filesize

    7KB

    MD5

    b78b99b91a6bd496e91e43bf83ad1369

    SHA1

    83ea6145a386ad33131e8fca4619bbdb85aba77a

    SHA256

    4a2318e00251c3b8fdf4eebaca03d98a2f2614ea886ee91b1ed85bbbf0bf957c

    SHA512

    1ba34dc2696278720a28be7c2230788311953a131dd4f79a2c3512bc5f5c1bbba5d6ecc0f25665ca79ffa0eb4e61936f265e0af5a79bd68447599b94be0c16ba

  • C:\Users\Admin\AppData\Local\Temp\7zS4323.tmp\[email protected]\install.rdf
    Filesize

    600B

    MD5

    8c766b6d13c06423a0399b392d725de6

    SHA1

    10e24dd944082cb6ff1338d09ed1f28bf78a0a32

    SHA256

    51a64cf560e11651d995ea1c369c04fb63c8362d7d4d4bc4d4ced9b8b208c941

    SHA512

    bc1e3ca8742abac36db99e948d7c0cedfe92f61b24a130ba044fe189ee6f6e0c542c6f4ad6400ca02ea07561094e00ea1041bac23ae28217d6393a564d64c409

  • C:\Users\Admin\AppData\Local\Temp\7zS4323.tmp\Wg4pmyl0ijhdQna.dat
    Filesize

    6KB

    MD5

    682624dc88ac33cf153b7600a936b895

    SHA1

    b452bff370f5768193e766719d5eae118071a908

    SHA256

    3cafb0ad00caf987eeef2add20fb67ea50ea48cd8481a4e14ac8ad46fe51844e

    SHA512

    8330bc68bfed360fc68f73a7e74269ea526958663cd34feb4abd388d6407b6b10e5a84dcf86517e50fa17db7782d31d66dcebeba2e9e016288335bb8286b7237

  • C:\Users\Admin\AppData\Local\Temp\7zS4323.tmp\Wg4pmyl0ijhdQna.exe
    Filesize

    765KB

    MD5

    102dfa10cc29d7f1ded876dfd7274280

    SHA1

    f26e57d916bf7c5c3a4b49a2edaf30e945b0b44e

    SHA256

    67d9ee9e36b29e081ff2084dc488b0b6c4120e791a5c33ce6027cf89718e4bb3

    SHA512

    c3b7bb463873420f1582880308acca440c24fefaf45c9ad75319665e07c0f4548bd6fe07fabec48edd138a495a2607297773b16400e351e68a7462b45fb2c0c2

  • C:\Users\Admin\AppData\Local\Temp\7zS4323.tmp\Wg4pmyl0ijhdQna.exe
    Filesize

    765KB

    MD5

    102dfa10cc29d7f1ded876dfd7274280

    SHA1

    f26e57d916bf7c5c3a4b49a2edaf30e945b0b44e

    SHA256

    67d9ee9e36b29e081ff2084dc488b0b6c4120e791a5c33ce6027cf89718e4bb3

    SHA512

    c3b7bb463873420f1582880308acca440c24fefaf45c9ad75319665e07c0f4548bd6fe07fabec48edd138a495a2607297773b16400e351e68a7462b45fb2c0c2

  • C:\Users\Admin\AppData\Local\Temp\7zS4323.tmp\cqDZLz1phvkNTC.dll
    Filesize

    748KB

    MD5

    c4836ef373cdfa7eac3738c59ae9fb83

    SHA1

    2f019c1b3357e3be378ac804acfc98ec4f80b576

    SHA256

    5c7ba1a9e0bf346f3b4baa8e6965981b0ff412eabc879ecc531e98f268c34e3e

    SHA512

    e459aeba63802639c8e7245afc139d86e75a805e14b90318b926ff00fe384d14ac209dc76fb88319218c89fe1562c737ed4c5847cd92e698d529ba6737c2fb4d

  • C:\Users\Admin\AppData\Local\Temp\7zS4323.tmp\cqDZLz1phvkNTC.tlb
    Filesize

    3KB

    MD5

    f461159d95e1a49a534ad0320ff3984b

    SHA1

    e3363285437846f046b126adbcd8e4789aa1f486

    SHA256

    d6967480d6f6fd4b9d31fb7e38ee6f04c76c36edd2795f852ec3938d984993d6

    SHA512

    2a12587d4a69c967771d8b4ed43e857a81899e177d5ec8ddf8365eaa4e8752032fac8d25b5c3a89ae5efc82b4c6dfd4ba2d26e998b3ad95cc8fdc6ef0c7416ed

  • C:\Users\Admin\AppData\Local\Temp\7zS4323.tmp\cqDZLz1phvkNTC.x64.dll
    Filesize

    887KB

    MD5

    fe714aa952e86e33b2cc1652e0f7f6cb

    SHA1

    25927512b7bef5f0586f7edab4d4804ec43409aa

    SHA256

    c4fc97da6b3393137f1711238c3ac18d36f903d256a9205fd40e71b4c99ce579

    SHA512

    fe5ac276c14bf2f5e59a1c4acccb98404cbbbe0bceed92a69e5860445682c44d8575ef6926706b9d750bcbf8dca539503547c4f693a8b28cb2e3463760c2c5a7

  • C:\Users\Admin\AppData\Local\Temp\7zS4323.tmp\null\YlDlo.js
    Filesize

    5KB

    MD5

    822bf10140127b126ec8308d86bec49d

    SHA1

    346079e50806372b6a2995fcb956d98c0c8822b4

    SHA256

    e0198b941546fdf8dc1d99b7e550614b5d9c2e21f44e6e4483fff1d5d3f4b535

    SHA512

    6762111ffc2af2594f178712bead72df6de650a7c2bfc3b7c2465d12036c658a523937e92a145258643d97ee991767592538bb11e8fe782145a01ca80018495f

  • C:\Users\Admin\AppData\Local\Temp\7zS4323.tmp\null\background.html
    Filesize

    142B

    MD5

    a79e90f7dc0e2a77a36f2961a4c849c4

    SHA1

    d509cf0e05c16bf9613d49802e4e10d74c9c2398

    SHA256

    24576df4def919e241360e825484731241eb33668518d9b6e09a3d8a7fd0eb6c

    SHA512

    e06975185b52058fb8f439900cf8804e9251c0ff2a75056aaa5d32b21214a686dcbcb14600768735a56e846e21dc54e27f65f91587c06098855409293a14e028

  • C:\Users\Admin\AppData\Local\Temp\7zS4323.tmp\null\content.js
    Filesize

    144B

    MD5

    fca19198fd8af21016a8b1dec7980002

    SHA1

    fd01a47d14004e17a625efe66cc46a06c786cf40

    SHA256

    332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

    SHA512

    60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

  • C:\Users\Admin\AppData\Local\Temp\7zS4323.tmp\null\lsdb.js
    Filesize

    531B

    MD5

    36d98318ab2b3b2585a30984db328afb

    SHA1

    f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

    SHA256

    ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

    SHA512

    6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

  • C:\Users\Admin\AppData\Local\Temp\7zS4323.tmp\null\manifest.json
    Filesize

    507B

    MD5

    d429395a45a9aa09e4ee9054e9196b30

    SHA1

    c5dbab4e27650b07d4d159c305d08a9d578c3a3e

    SHA256

    674fc32cde82ed69cb8595bbea9f70f69097062c39bd6a3a505227a4f4a45344

    SHA512

    4a5bc7c005e573bf0cdb89489d676fb26c5fe116d397a6cd7a1ebb2cae9605b3d1657378e17d354cb102e93c39b32fa8d2963f375af37c871452f3170356101e

  • memory/2488-149-0x0000000000000000-mapping.dmp
  • memory/2848-152-0x0000000000000000-mapping.dmp
  • memory/4292-132-0x0000000000000000-mapping.dmp