Analysis

  • max time kernel
    128s
  • max time network
    158s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-11-2022 08:06

General

  • Target

    cbfbdf47238e6acbefdbe8ece64cc4f07c7f7c77519f9dedfffd06d5e097252e.exe

  • Size

    924KB

  • MD5

    04d7a67ff2bdacab4baf5a84a9478f22

  • SHA1

    4c4f918aba7c8ca224cb8f0ee9790702aad11f65

  • SHA256

    cbfbdf47238e6acbefdbe8ece64cc4f07c7f7c77519f9dedfffd06d5e097252e

  • SHA512

    f94bb43f4614fb5e1f673b4d2c82b6f4b88bf355751198132b659a6e68b2d22e8b014c2407d24dd169196bf4e97736c5fdf858bcf5339a55d4f299b5d527c742

  • SSDEEP

    24576:h1OYdaOCfC5S9N6w6EVX1Lh+mN5Z4E8IlIyYuXP:h1OsDMN6wdBh5N5Z4E8PuXP

Malware Config

Signatures

  • Executes dropped EXE 1 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 5 IoCs
  • Drops file in System32 directory 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 20 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\cbfbdf47238e6acbefdbe8ece64cc4f07c7f7c77519f9dedfffd06d5e097252e.exe
    "C:\Users\Admin\AppData\Local\Temp\cbfbdf47238e6acbefdbe8ece64cc4f07c7f7c77519f9dedfffd06d5e097252e.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4764
    • C:\Users\Admin\AppData\Local\Temp\7zSF988.tmp\z9wWLYevW1jwaFb.exe
      .\z9wWLYevW1jwaFb.exe
      2⤵
      • Executes dropped EXE
      • Drops Chrome extension
      • Drops file in System32 directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3252
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc
    1⤵
      PID:3980
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum
      1⤵
        PID:556

      Network

      MITRE ATT&CK Enterprise v6

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\7zSF988.tmp\cfhmhcdidbkjealigahcdphamhlbdbam\Z.js

        Filesize

        6KB

        MD5

        ced8a7b42e544895e70cc2edc7777748

        SHA1

        734dbcc3b64ecbfa55791d9ecbd492b8233687d1

        SHA256

        d9a1f61882d4c4975839763cc7361d135c52c5b7970799508290e7f86ef0a0ee

        SHA512

        36cef118c4ee2b27ed74f9d9dbde08e38cae59bf37499f5b2dcb582b7efb701ed6c7419ac346fc5d6732a33690840e229527562ba1c29852ce355fcc67e84256

      • C:\Users\Admin\AppData\Local\Temp\7zSF988.tmp\cfhmhcdidbkjealigahcdphamhlbdbam\background.html

        Filesize

        138B

        MD5

        5b20647745785bcb1751ef5b08974d41

        SHA1

        06496283131d57474a01c5ff94016ed138a8acbe

        SHA256

        a7e45527765321b5943d2a3da8a9412965391e29d5615b51335cee9cb6b4dec5

        SHA512

        e43de57075993e79f6667b0d8cd29387337b02a11ed95434dbcc8e84f07153f588b0c4eec0072e4cb81e9be8613746b4d1e878055cc2afcb5a1f1c988637259b

      • C:\Users\Admin\AppData\Local\Temp\7zSF988.tmp\cfhmhcdidbkjealigahcdphamhlbdbam\content.js

        Filesize

        144B

        MD5

        fca19198fd8af21016a8b1dec7980002

        SHA1

        fd01a47d14004e17a625efe66cc46a06c786cf40

        SHA256

        332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

        SHA512

        60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

      • C:\Users\Admin\AppData\Local\Temp\7zSF988.tmp\cfhmhcdidbkjealigahcdphamhlbdbam\lsdb.js

        Filesize

        531B

        MD5

        36d98318ab2b3b2585a30984db328afb

        SHA1

        f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

        SHA256

        ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

        SHA512

        6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

      • C:\Users\Admin\AppData\Local\Temp\7zSF988.tmp\cfhmhcdidbkjealigahcdphamhlbdbam\manifest.json

        Filesize

        498B

        MD5

        640199ea4621e34510de919f6a54436f

        SHA1

        dc65dbfad02bd2688030bd56ca1cab85917a9937

        SHA256

        e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af

        SHA512

        d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a

      • C:\Users\Admin\AppData\Local\Temp\7zSF988.tmp\[email protected]\bootstrap.js

        Filesize

        2KB

        MD5

        df13f711e20e9c80171846d4f2f7ae06

        SHA1

        56d29cda58427efe0e21d3880d39eb1b0ef60bee

        SHA256

        6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

        SHA512

        6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

      • C:\Users\Admin\AppData\Local\Temp\7zSF988.tmp\[email protected]\chrome.manifest

        Filesize

        35B

        MD5

        0d5272b1884bbf845f4ac8b74cc3de41

        SHA1

        ab447f29736e2fb99615b1e187a925d749153eee

        SHA256

        73cf306d97912bab4d9e746837388bbb51baff3b55cdb11a3ad577a922eb39b7

        SHA512

        3310f9d689e12585f77e014d5d41ba463b8b5f675e8851f703a673bafd504553ffcd340cbf10f7877beb644256a84a0501bff083bf072012ac1e40747cbe274e

      • C:\Users\Admin\AppData\Local\Temp\7zSF988.tmp\[email protected]\content\bg.js

        Filesize

        8KB

        MD5

        e3c92011aacfb6caa1ec1bc88f29e995

        SHA1

        7d74370344bfca49cb85a7cbedc097a5b9e5d7be

        SHA256

        a50d25581791eeeb1e812c7b3209ee21c1762821c5dd2ed8db6aed3cf85e5229

        SHA512

        1ded68ca9daa28684c9a8e13b203d89eb2cb4b7dd839535084f67450836150c49b8d543e489f364776863e8e48588387a37ae97c1ccd280c5c8854379d76269a

      • C:\Users\Admin\AppData\Local\Temp\7zSF988.tmp\[email protected]\install.rdf

        Filesize

        598B

        MD5

        7952094294ea271addef27a787828e53

        SHA1

        0c62f8758267b42598163e4ed7fb2dd24f12f887

        SHA256

        10a54c1dbc11f35f0a83388d15c5df7b740d11ae0a4862b882f091017e9b516b

        SHA512

        d7e82c1fc9dd280e62f0bf6983edef8a875980e986d9e0f7e1e9df86004ecff17399adbbb5e90c501f8e8a8516515cd9c6be31ea88c852ebb8a4b84be50bbebe

      • C:\Users\Admin\AppData\Local\Temp\7zSF988.tmp\z9wWLYevW1jwaFb.dat

        Filesize

        1KB

        MD5

        6139ffd94ffe65ea067986e17932d3a8

        SHA1

        4519aaeefbc3b8f9bf75d5aa5d698c4d2e3eeeac

        SHA256

        bbcd0d654fb758426752559248fad637d357dedd5b18aff64dff576929981981

        SHA512

        9a0735b70f7f7896e9195eb06b04750323caa4181bb5d1db2a77284b5907600d74feeb77870495b617a7d2e97d8cf38a07a894a1942c17ba91cb053fc0463892

      • C:\Users\Admin\AppData\Local\Temp\7zSF988.tmp\z9wWLYevW1jwaFb.exe

        Filesize

        765KB

        MD5

        21c7e6ab35acdb8d15ac0590900c5206

        SHA1

        bd696ab0d1806c5492b4444d96fe272f217f4058

        SHA256

        314c44ac357c692c66516271e02fe280e9fc6d030a7172f2379c81fa383d44ec

        SHA512

        775636d7ec02398e32463ceaa7e1b18fe20689ed75d9c731b37b83f4c3ce828d2d2274d2f75d4f2c25133775969864467eff69b5fbf40e286fbfca6bdee1d3dd

      • C:\Users\Admin\AppData\Local\Temp\7zSF988.tmp\z9wWLYevW1jwaFb.exe

        Filesize

        765KB

        MD5

        21c7e6ab35acdb8d15ac0590900c5206

        SHA1

        bd696ab0d1806c5492b4444d96fe272f217f4058

        SHA256

        314c44ac357c692c66516271e02fe280e9fc6d030a7172f2379c81fa383d44ec

        SHA512

        775636d7ec02398e32463ceaa7e1b18fe20689ed75d9c731b37b83f4c3ce828d2d2274d2f75d4f2c25133775969864467eff69b5fbf40e286fbfca6bdee1d3dd

      • memory/3252-132-0x0000000000000000-mapping.dmp