Analysis

  • max time kernel
    151s
  • max time network
    162s
  • 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 16:32

General

  • Target

    fc0bdbd6acc50eb66bc2d806eb933acdaa2a2157bba8dfcb23e31f8c34cfe127.exe

  • Size

    931KB

  • MD5

    774f0d2036abdc5126770040f5ead005

  • SHA1

    d8a455d20670df2402268c178b8e4a046fb823e3

  • SHA256

    fc0bdbd6acc50eb66bc2d806eb933acdaa2a2157bba8dfcb23e31f8c34cfe127

  • SHA512

    81e2000f43382d5aba220b249ac25ba16c4abbdf384eb9d9fd1a5e136a5cb2e0c953b70cce5692d11265219be60436acb45beecad4dac6465e2de4f5c51c2ec5

  • SSDEEP

    24576:h1OYdaOTCZ/iWCvu/2sWsJA/jlt+DHhsI:h1OsxCpYO/dJJDHhsI

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\fc0bdbd6acc50eb66bc2d806eb933acdaa2a2157bba8dfcb23e31f8c34cfe127.exe
    "C:\Users\Admin\AppData\Local\Temp\fc0bdbd6acc50eb66bc2d806eb933acdaa2a2157bba8dfcb23e31f8c34cfe127.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4972
    • C:\Users\Admin\AppData\Local\Temp\7zS9D5E.tmp\zxfAe0kbdNwIVpK.exe
      .\zxfAe0kbdNwIVpK.exe
      2⤵
      • Executes dropped EXE
      • Drops Chrome extension
      • Drops file in System32 directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1712
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc
    1⤵
      PID:4748
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum
      1⤵
        PID:4780

      Network

      MITRE ATT&CK Enterprise v6

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\7zS9D5E.tmp\[email protected]\bootstrap.js

        Filesize

        2KB

        MD5

        df13f711e20e9c80171846d4f2f7ae06

        SHA1

        56d29cda58427efe0e21d3880d39eb1b0ef60bee

        SHA256

        6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

        SHA512

        6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

      • C:\Users\Admin\AppData\Local\Temp\7zS9D5E.tmp\[email protected]\chrome.manifest

        Filesize

        35B

        MD5

        893b57e20cf4e240067ca48d2dd4f6d5

        SHA1

        b127f052c23b277eaf997f8b36708928b9510391

        SHA256

        cd4ff247827b7cc41494a312cd957c9d151a2a18683c002cf2390678e77a887a

        SHA512

        392a724f62baacfbe71285af58821e1ec3d8e4f29e6e80279b3b65cca6c15ebfb8f415077b7eb8afc27962512a4846aba5ffbb28f8a7184c840b4f668726607d

      • C:\Users\Admin\AppData\Local\Temp\7zS9D5E.tmp\[email protected]\content\bg.js

        Filesize

        8KB

        MD5

        a0d9339801dcb25abd60985804a49caf

        SHA1

        608b0efbecb1927f5affff2a87325ef0eea5828c

        SHA256

        318473b133b8361d1bb20068b23c5f3585d8971135971410e38f79ac3da7ae1b

        SHA512

        ef2859b03cc319137c1d14987fd6c26e8e096c6cc54eca5b6e15c10a56e9d33eb2253fc52a39eed5f10b421519fdec8b0f474cfa75411a2e421564bc148fab9b

      • C:\Users\Admin\AppData\Local\Temp\7zS9D5E.tmp\[email protected]\install.rdf

        Filesize

        598B

        MD5

        a6af6bbd94b04e92cab6db3a26a64fd5

        SHA1

        fb473f3516fbf0d2c0effa401b72d0a69feb9222

        SHA256

        f17fc3c7be921828afe7a642b9fd149da3f29f626abd84f64ad6793fdac321f8

        SHA512

        e45737cdf38b7251355be1a0890ec6c9c35abcbf01c272e5155c7871f04e722ccf9f72e19ed98a843b8af4f8e9abad1cf748a0e4e60c7e4d9cca3163eb3bef4f

      • C:\Users\Admin\AppData\Local\Temp\7zS9D5E.tmp\lfnfacndpfcheiofbebgilalnaacmkcb\C5Z.js

        Filesize

        6KB

        MD5

        dee6f8dde4267734eb5e36b10a860b9f

        SHA1

        066eff6d8f9b01bc284b6c7116f1b74d6d6d8781

        SHA256

        b80cd37d3bc9a57a52f41632edca5112a0d8dcc618d6b7f37dea6b67217cb33a

        SHA512

        4b75ca33f36264ba5ef9e8003db31765a37b5f8a158163360dedcdedbf9d733d7f1c0e6cf7511054654a48c98bace765def49bac011af9598ecb8dfe1d03916a

      • C:\Users\Admin\AppData\Local\Temp\7zS9D5E.tmp\lfnfacndpfcheiofbebgilalnaacmkcb\background.html

        Filesize

        140B

        MD5

        ff54f0df4eb3187c7fa83faa54ce4da7

        SHA1

        1797045c5fd7c45a1239671a7f34d0e4c4ac802c

        SHA256

        8348971450de5185bed01a8e50b7783e8628d1bfbf0385d46190e34b676e4a69

        SHA512

        24b0980102977f92e65e15799c41c498d9235c38c23761e01d9df3df8bb596b97306662bacc9536044667353901540f0aaa1de2ba0feb5be8f0ea80d8966a0ed

      • C:\Users\Admin\AppData\Local\Temp\7zS9D5E.tmp\lfnfacndpfcheiofbebgilalnaacmkcb\content.js

        Filesize

        144B

        MD5

        fca19198fd8af21016a8b1dec7980002

        SHA1

        fd01a47d14004e17a625efe66cc46a06c786cf40

        SHA256

        332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

        SHA512

        60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

      • C:\Users\Admin\AppData\Local\Temp\7zS9D5E.tmp\lfnfacndpfcheiofbebgilalnaacmkcb\lsdb.js

        Filesize

        531B

        MD5

        36d98318ab2b3b2585a30984db328afb

        SHA1

        f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

        SHA256

        ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

        SHA512

        6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

      • C:\Users\Admin\AppData\Local\Temp\7zS9D5E.tmp\lfnfacndpfcheiofbebgilalnaacmkcb\manifest.json

        Filesize

        498B

        MD5

        640199ea4621e34510de919f6a54436f

        SHA1

        dc65dbfad02bd2688030bd56ca1cab85917a9937

        SHA256

        e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af

        SHA512

        d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a

      • C:\Users\Admin\AppData\Local\Temp\7zS9D5E.tmp\zxfAe0kbdNwIVpK.dat

        Filesize

        1KB

        MD5

        ac3e708c3011f566e9b6c3cc33f58a46

        SHA1

        21634cd305c2434c997e12ed53a1131eae02335d

        SHA256

        2eb1e736fb1718caeed30ce13c55a55b07515651a5dcff0570972d707bce00a5

        SHA512

        1664c7e429191d100f159d1868508961167b7dba096ff027c2bba2fa1494bf85195c76b3033ea70ef500437662327f12acfe86fddfc77e427f26d3155e2bab32

      • C:\Users\Admin\AppData\Local\Temp\7zS9D5E.tmp\zxfAe0kbdNwIVpK.exe

        Filesize

        772KB

        MD5

        5ed7019dcd0008dbcd8e54017b8c7dd9

        SHA1

        7e4457da2ff06c2170bad636c9eb7c1bb436fd06

        SHA256

        7f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7

        SHA512

        10cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db

      • C:\Users\Admin\AppData\Local\Temp\7zS9D5E.tmp\zxfAe0kbdNwIVpK.exe

        Filesize

        772KB

        MD5

        5ed7019dcd0008dbcd8e54017b8c7dd9

        SHA1

        7e4457da2ff06c2170bad636c9eb7c1bb436fd06

        SHA256

        7f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7

        SHA512

        10cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db

      • memory/1712-132-0x0000000000000000-mapping.dmp