Analysis

  • max time kernel
    345s
  • max time network
    427s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-11-2022 13:23

General

  • Target

    f6ed38b9a0203b8ebdbadef1a96a81a31a7cb9ed91b45c93c111df06898aa742.exe

  • Size

    2.1MB

  • MD5

    d5c4309d3bca2e9294e20ad6eaee8aa3

  • SHA1

    f278c732b80ddd630eb608e41e63a74f785cea86

  • SHA256

    f6ed38b9a0203b8ebdbadef1a96a81a31a7cb9ed91b45c93c111df06898aa742

  • SHA512

    5dd7c1400f15bffcdd99ea4d3db0b5452b0968128837c9f3235c794b6225674f0e02078c54eb8f5421f19fdc28110b77024ec4e3b3b5e8f77eb7bfee5b6a44ee

  • SSDEEP

    24576:h1OYdaOmZ4/yZSbsUcMInv5HPeIvYgKLdQ4z7NW6IY12Ck5GfPra5TDVRd:h1OsM+yZS/cMIndPeIvzKL/7NW6L+pRd

Malware Config

Signatures

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

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Drops Chrome extension 5 IoCs
  • Installs/modifies Browser Helper Object 2 TTPs 4 IoCs

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

  • Drops file in Program Files directory 8 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f6ed38b9a0203b8ebdbadef1a96a81a31a7cb9ed91b45c93c111df06898aa742.exe
    "C:\Users\Admin\AppData\Local\Temp\f6ed38b9a0203b8ebdbadef1a96a81a31a7cb9ed91b45c93c111df06898aa742.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2888
    • C:\Users\Admin\AppData\Local\Temp\7zS93E5.tmp\9wiC0wfwQWlcw0a.exe
      .\9wiC0wfwQWlcw0a.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops Chrome extension
      • Installs/modifies Browser Helper Object
      • Drops file in Program Files directory
      • Suspicious use of WriteProcessMemory
      PID:4660
      • C:\Windows\SysWOW64\regsvr32.exe
        regsvr32.exe /s "C:\Program Files (x86)\YouotubeAdBloCkee\149g9humjW1nsV.x64.dll"
        3⤵
        • Loads dropped DLL
        PID:2584
        • C:\Windows\system32\regsvr32.exe
          /s "C:\Program Files (x86)\YouotubeAdBloCkee\149g9humjW1nsV.x64.dll"
          4⤵
            PID:4368

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Program Files (x86)\YouotubeAdBloCkee\149g9humjW1nsV.dll

      Filesize

      605KB

      MD5

      af43f08751e421342670294664fa448a

      SHA1

      072972dce4232cbd9640ffc07e42ae63b8077fde

      SHA256

      2f5cc3fdf547907d7a3b5ac5b52adea636d59d1344038c137275d9f1b109bb1d

      SHA512

      ab4b22d360590cbd2900b27aa67dd7471b7f01df94b14a8ee8e1edefb67e32eaaa1a4efe03deab8f8ff1e4954c264bfc739ad45fd7a46a7a50e34e0d596235f4

    • C:\Program Files (x86)\YouotubeAdBloCkee\149g9humjW1nsV.x64.dll

      Filesize

      686KB

      MD5

      793a36af8b6c6f5a86d5c8781f13b166

      SHA1

      5ea93c1b58bc0c2df3e7258ff4ef31fe77d61fd7

      SHA256

      885104c4082c1b441ae70ff3c673db3618e62295c2729720c88f553af6c0a585

      SHA512

      a737c2f5e6f93bf4a8973cc439fb7419ed2764bb7bfb4a01c4bdcc7983b24cd22132867b70a39446c613221934ff29c2bab7c382acd01eb2a2e9719a9e0cf255

    • C:\Program Files (x86)\YouotubeAdBloCkee\149g9humjW1nsV.x64.dll

      Filesize

      686KB

      MD5

      793a36af8b6c6f5a86d5c8781f13b166

      SHA1

      5ea93c1b58bc0c2df3e7258ff4ef31fe77d61fd7

      SHA256

      885104c4082c1b441ae70ff3c673db3618e62295c2729720c88f553af6c0a585

      SHA512

      a737c2f5e6f93bf4a8973cc439fb7419ed2764bb7bfb4a01c4bdcc7983b24cd22132867b70a39446c613221934ff29c2bab7c382acd01eb2a2e9719a9e0cf255

    • C:\Users\Admin\AppData\Local\Temp\7zS93E5.tmp\149g9humjW1nsV.dll

      Filesize

      605KB

      MD5

      af43f08751e421342670294664fa448a

      SHA1

      072972dce4232cbd9640ffc07e42ae63b8077fde

      SHA256

      2f5cc3fdf547907d7a3b5ac5b52adea636d59d1344038c137275d9f1b109bb1d

      SHA512

      ab4b22d360590cbd2900b27aa67dd7471b7f01df94b14a8ee8e1edefb67e32eaaa1a4efe03deab8f8ff1e4954c264bfc739ad45fd7a46a7a50e34e0d596235f4

    • C:\Users\Admin\AppData\Local\Temp\7zS93E5.tmp\149g9humjW1nsV.tlb

      Filesize

      3KB

      MD5

      45dab8a859ca3e9f625d893a6f7d273e

      SHA1

      b6cc5caeb2ad0a60509304d0bb1b5450ee702971

      SHA256

      8aba29d675b958b133eaf33ba476c9751a40f539ccc3208cc1b489b6df816b40

      SHA512

      0cc3b41567890e4e14c6153fbf612043a724e5617140ab15a18b3e68eeb478c134971c8e971e61cd5ffd8eeeec560f2fbd4e210237cd783d501428bc12ec81b1

    • C:\Users\Admin\AppData\Local\Temp\7zS93E5.tmp\149g9humjW1nsV.x64.dll

      Filesize

      686KB

      MD5

      793a36af8b6c6f5a86d5c8781f13b166

      SHA1

      5ea93c1b58bc0c2df3e7258ff4ef31fe77d61fd7

      SHA256

      885104c4082c1b441ae70ff3c673db3618e62295c2729720c88f553af6c0a585

      SHA512

      a737c2f5e6f93bf4a8973cc439fb7419ed2764bb7bfb4a01c4bdcc7983b24cd22132867b70a39446c613221934ff29c2bab7c382acd01eb2a2e9719a9e0cf255

    • C:\Users\Admin\AppData\Local\Temp\7zS93E5.tmp\[email protected]\bootstrap.js

      Filesize

      2KB

      MD5

      df13f711e20e9c80171846d4f2f7ae06

      SHA1

      56d29cda58427efe0e21d3880d39eb1b0ef60bee

      SHA256

      6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

      SHA512

      6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

    • C:\Users\Admin\AppData\Local\Temp\7zS93E5.tmp\[email protected]\chrome.manifest

      Filesize

      35B

      MD5

      751175d77334551dcb05c1eb0ceab169

      SHA1

      c16b090d83dc60769b9c2180951a4a7e612bb57a

      SHA256

      8dfd712b445957ced13ba0943194b483e9f1ff7d4221a20a435864c3bf5438bf

      SHA512

      331311d153336cbde3de6700398b86e7c1441608721af8974642e995527f4fa8056711ff7f5bab71b8a32621b2723f28eabc49afcfe3b13d68c92535ded81f5e

    • C:\Users\Admin\AppData\Local\Temp\7zS93E5.tmp\[email protected]\content\bg.js

      Filesize

      7KB

      MD5

      56d998326dfedf6277244079fc05b555

      SHA1

      07cc51169eca72e142894e03d65a1a587b0ffb2c

      SHA256

      a0400458cbdf31ae8de7e405501cb8cfe4b5d4e92692dbcd5fa0463a324fe69b

      SHA512

      c9aa9ce78b9ec6f44e57dafe1f439f91fa8618646071147eb79da5d593f1f62ac125fc747d8f1bdb9c0d6308f13243b42ef83637ed9ec5b6da166561f42ac7f7

    • C:\Users\Admin\AppData\Local\Temp\7zS93E5.tmp\[email protected]\install.rdf

      Filesize

      607B

      MD5

      aa9be72cb019b01e604d64ebd272c04a

      SHA1

      1df5292b67b044af6167867f145c756a17b22627

      SHA256

      1c7d49639139736d1e338d15dbf0626d638121c7dd5b38b2caa1f0ab17dcea70

      SHA512

      3fc8b19f8a38f3880c5bf5abb819b4bda3ec998b761a3fc94d99b67aedc0d292a541bc3eb7f682f6a5a39b745762c1b758b8865ea4134d742a986b93b0bc8662

    • C:\Users\Admin\AppData\Local\Temp\7zS93E5.tmp\9wiC0wfwQWlcw0a.dat

      Filesize

      6KB

      MD5

      e1fb791f874e6daead9715bdbd99ded5

      SHA1

      e820cb4810f8d39ba706e8996d0c0527b6f6f3ae

      SHA256

      5a4864578ae61b8339c1e3c3f16db5ce28525788687749a7db59e2e130bc4520

      SHA512

      e1850afbb9d456a5bf9b1fb2369ee9f6f6f005f0d3e64f2a27d1554ad84af32ece1eeb0d6e94b3bf3a5057be8c6883c5407beeeb0974bf462a6a83c646a7140e

    • C:\Users\Admin\AppData\Local\Temp\7zS93E5.tmp\9wiC0wfwQWlcw0a.exe

      Filesize

      642KB

      MD5

      bab80a5c1288acb341e60c3ddabb3eba

      SHA1

      64ec624991fa8724cd15764315ac5706c4a8beff

      SHA256

      2cfbe6b48a770670ba9e14b592c682f1a5b26226517fd86257866ea0b1dc66f8

      SHA512

      5eef891ee5005320248ea9ed9c79da47f1480a5528abf4d9dcb7150428bff20662ece5b6f09d9d4b5b3ca774fa32954f775f3b48ef913d4e9614e4623366fc82

    • C:\Users\Admin\AppData\Local\Temp\7zS93E5.tmp\9wiC0wfwQWlcw0a.exe

      Filesize

      642KB

      MD5

      bab80a5c1288acb341e60c3ddabb3eba

      SHA1

      64ec624991fa8724cd15764315ac5706c4a8beff

      SHA256

      2cfbe6b48a770670ba9e14b592c682f1a5b26226517fd86257866ea0b1dc66f8

      SHA512

      5eef891ee5005320248ea9ed9c79da47f1480a5528abf4d9dcb7150428bff20662ece5b6f09d9d4b5b3ca774fa32954f775f3b48ef913d4e9614e4623366fc82

    • C:\Users\Admin\AppData\Local\Temp\7zS93E5.tmp\imnmecnhpldiabjnmfehafpbafcjkefp\background.html

      Filesize

      142B

      MD5

      8642680f0d672e0bff86206c1cde918a

      SHA1

      5f5515d756f949eda8285ec18b69d0a590775abb

      SHA256

      79ef307bd3e9a043d588d5657513fa29d0a4574507160196d12d72c8f3f3ef5d

      SHA512

      ba94d7800a1c40920cda887585823ba11a350e7cc0ae6deb7427417adf2f7bce36db708d54fc25db9b97f12a0e5bd4c5b5eb81532da2d9a415eb81de303c2be3

    • C:\Users\Admin\AppData\Local\Temp\7zS93E5.tmp\imnmecnhpldiabjnmfehafpbafcjkefp\content.js

      Filesize

      144B

      MD5

      fca19198fd8af21016a8b1dec7980002

      SHA1

      fd01a47d14004e17a625efe66cc46a06c786cf40

      SHA256

      332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

      SHA512

      60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

    • C:\Users\Admin\AppData\Local\Temp\7zS93E5.tmp\imnmecnhpldiabjnmfehafpbafcjkefp\hpcG3.js

      Filesize

      5KB

      MD5

      0fe6b4dd3d807938bb90e594b8d0ef97

      SHA1

      37e82013e40c33732b3e2ae2b41c4d8955d8b78f

      SHA256

      1e4dd2b6e3152bad480207ddd0d1afb5e6d24074f59ffcbd1a7bd72ee2c4d897

      SHA512

      31ad367dad1a2fe6ac4bbca2907954ad8fa07d2bfee91cc70a93e53a1241e5f533224b045ebe8049b66d859b706ec60741e0a7ba92182aab829db476bb410a61

    • C:\Users\Admin\AppData\Local\Temp\7zS93E5.tmp\imnmecnhpldiabjnmfehafpbafcjkefp\lsdb.js

      Filesize

      531B

      MD5

      36d98318ab2b3b2585a30984db328afb

      SHA1

      f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

      SHA256

      ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

      SHA512

      6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

    • C:\Users\Admin\AppData\Local\Temp\7zS93E5.tmp\imnmecnhpldiabjnmfehafpbafcjkefp\manifest.json

      Filesize

      509B

      MD5

      f2631f15009efe15339e59c43bdc956e

      SHA1

      25a45b4087ccc8a3e2d1d172c35cff721e50ccef

      SHA256

      23f75288d22e88e2da9b9c18c81fca448444a34265a9122c0c058567c6e1f121

      SHA512

      50a28dab50f36c2c206e90a93aa08cc1a0c363ba2719a8dfa9f20f544b26179bbab24527a313a4784c12b14db267a54bfe63e397b9a1ce729271bfcdff432962