Analysis

  • max time kernel
    150s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-11-2022 01:35

General

  • Target

    51728dc33f53420b24754ab8167b932932bbf9e74b3da8afbd963b6def3da946.exe

  • Size

    920KB

  • MD5

    e7b20873ebbbf942fb4c77aa268ae3bf

  • SHA1

    2621fe69f192096b2a83839a23fbe68f8471ac75

  • SHA256

    51728dc33f53420b24754ab8167b932932bbf9e74b3da8afbd963b6def3da946

  • SHA512

    bcb8356d1d7b7ad8fff8f75bddff0bb1b711dfa65ecc6cf4e40d4e220fcc17406a4d797c53768cb5a390217cbbf607c0afbd03f7bad28d89e90cf4090fc7c274

  • SSDEEP

    24576:h1OYdaOHMtdHAqcdDVhYwiei7+EpFAh/kKu:h1Os+PHVmVhYwiLtKkKu

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 8 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\51728dc33f53420b24754ab8167b932932bbf9e74b3da8afbd963b6def3da946.exe
    "C:\Users\Admin\AppData\Local\Temp\51728dc33f53420b24754ab8167b932932bbf9e74b3da8afbd963b6def3da946.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:5060
    • C:\Users\Admin\AppData\Local\Temp\7zS762F.tmp\8zw7knIRFetu29P.exe
      .\8zw7knIRFetu29P.exe
      2⤵
      • Executes dropped EXE
      • Drops Chrome extension
      • Drops file in System32 directory
      • Suspicious behavior: EnumeratesProcesses
      PID:1084
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc
    1⤵
      PID:4752
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum
      1⤵
        PID:2140

      Network

      MITRE ATT&CK Enterprise v6

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\7zS762F.tmp\[email protected]\bootstrap.js

        Filesize

        2KB

        MD5

        df13f711e20e9c80171846d4f2f7ae06

        SHA1

        56d29cda58427efe0e21d3880d39eb1b0ef60bee

        SHA256

        6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

        SHA512

        6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

      • C:\Users\Admin\AppData\Local\Temp\7zS762F.tmp\[email protected]\chrome.manifest

        Filesize

        35B

        MD5

        7f62cbf7464ef999805a0ad3ac9ffec0

        SHA1

        b17a2fef5cd9e133adce286db3bc4d395980ac45

        SHA256

        3d1572a4fba03fcd9fb6149308118891d74c51d6d44d5ecd36b6527cbe97e347

        SHA512

        bdff84001f95d4a8b7686b8d225a434b743e311b2a362897c92fa6287b677b38140890daec898ca1244798a1bd1b29f6b22bd427d4a63385475aa1b264518852

      • C:\Users\Admin\AppData\Local\Temp\7zS762F.tmp\[email protected]\content\bg.js

        Filesize

        8KB

        MD5

        af1d6f452b205f47ddb73bba7021b88e

        SHA1

        6d54d3f58fe7921397c5e27c9ff95c7281c53440

        SHA256

        1015ae523e6d54936b2f78116bcd584dfd1fcfb3e6b811ca02412a1d4ef1da78

        SHA512

        3955ed18532de5dfdaa8806d9385ecbdb7aa26fe67f9c57df04c452ff7bf39ea2b3e862a290702baa68b34879e2be31f9d25d2af6a63700b9d5db4f02197b1c7

      • C:\Users\Admin\AppData\Local\Temp\7zS762F.tmp\[email protected]\install.rdf

        Filesize

        603B

        MD5

        ffd5ba8a603479c94e83f510adada190

        SHA1

        c428c0430605664f1eb588421277e143cd79d0a6

        SHA256

        1f045c5474a2e0763c4508b3af8e816a41e55c6d5d010183c273cba57c4f09e4

        SHA512

        77f72e94c09fd139ddf93e0ccb3d664735ae32f5302949d3a9ef43eb93194144e12b4616b0076bd68c7a2c9c7656e39a17365533f4111e66b598063d4cb24e9e

      • C:\Users\Admin\AppData\Local\Temp\7zS762F.tmp\8zw7knIRFetu29P.dat

        Filesize

        1KB

        MD5

        be6b84c540d7fe320e85248eea21375a

        SHA1

        f685151d4c532fa86806657beb67cdc571f008e8

        SHA256

        c8f5c4dcd28cd4a0440c1d839fb0062fce163a718098ec47c2b2f0fcc5abbf33

        SHA512

        207fd29573cac966842c73f3f606d647d9728af3e1d2d9c86bee5f095402aa496aac490de86880fa63928b1e4f0b5a3a9aa687470669e99e8d425566a5f80c9e

      • C:\Users\Admin\AppData\Local\Temp\7zS762F.tmp\8zw7knIRFetu29P.exe

        Filesize

        760KB

        MD5

        dcd148f6f3af3e3b0935c4fcc9f41811

        SHA1

        ee9bdbc7c568c7832d90b85921ab20030b6734cd

        SHA256

        f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4

        SHA512

        34be8e60dc2decf8287a71516f359e80bb858ce52218dde1b01c821c9b95be38821f068b79b0da8dbe90865560e7ddab77b25e3971dda9be667fb3ae8f174886

      • C:\Users\Admin\AppData\Local\Temp\7zS762F.tmp\8zw7knIRFetu29P.exe

        Filesize

        760KB

        MD5

        dcd148f6f3af3e3b0935c4fcc9f41811

        SHA1

        ee9bdbc7c568c7832d90b85921ab20030b6734cd

        SHA256

        f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4

        SHA512

        34be8e60dc2decf8287a71516f359e80bb858ce52218dde1b01c821c9b95be38821f068b79b0da8dbe90865560e7ddab77b25e3971dda9be667fb3ae8f174886

      • C:\Users\Admin\AppData\Local\Temp\7zS762F.tmp\ajhlgomonbdilnccoihmgkbkkbdjafdf\Dz37TBlYZt.js

        Filesize

        6KB

        MD5

        afed56a2648bf881ffa3353c3ea48afa

        SHA1

        03b3c39f373a86b67bd955906298a49b4ec36eb4

        SHA256

        21403d115198efd62967da5eb9d643e3155dc8077d08da6cee99979b129c583c

        SHA512

        7e2d68273fc563c0195fb69a8ff6109bba99d282782f7381df9035371d79b8ebe7bf269fe50a50b45f86605e5133ed758271870e23c053fc5bc36726fb80a1be

      • C:\Users\Admin\AppData\Local\Temp\7zS762F.tmp\ajhlgomonbdilnccoihmgkbkkbdjafdf\background.html

        Filesize

        147B

        MD5

        d7098434113f3e9260368a332f4c5f70

        SHA1

        d7b2df8df0cd1115497dcce2152acd684b88bf1a

        SHA256

        62374ff24353337605e66132494d1c3240232822450233904c6dbb0dfbd25743

        SHA512

        5034c5cf449fb9015d7ac787d005d8c8a098734cf919fee0a9480058461e997f8be58decae6035b9e12c29397f5d2b9036c55175089d5d0585ebb73a391bc804

      • C:\Users\Admin\AppData\Local\Temp\7zS762F.tmp\ajhlgomonbdilnccoihmgkbkkbdjafdf\content.js

        Filesize

        144B

        MD5

        fca19198fd8af21016a8b1dec7980002

        SHA1

        fd01a47d14004e17a625efe66cc46a06c786cf40

        SHA256

        332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

        SHA512

        60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

      • C:\Users\Admin\AppData\Local\Temp\7zS762F.tmp\ajhlgomonbdilnccoihmgkbkkbdjafdf\lsdb.js

        Filesize

        531B

        MD5

        36d98318ab2b3b2585a30984db328afb

        SHA1

        f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

        SHA256

        ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

        SHA512

        6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

      • C:\Users\Admin\AppData\Local\Temp\7zS762F.tmp\ajhlgomonbdilnccoihmgkbkkbdjafdf\manifest.json

        Filesize

        505B

        MD5

        81ffb399385d4747d64ee1e27698ea05

        SHA1

        a86735aa92f91f22d4c32a999d3dc12103bf65ee

        SHA256

        a9e44c9b861cebc3f8c8c3fbba2cdac559d078855b8c63907007e40621244999

        SHA512

        a5162125cfb11779ceaa110b4a5641e38fea29d9a56405386475420024e9285cbd49b13338cf90a7ec207e532f05f61517b5261bf0f67a48ff49d3402eed1167

      • memory/1084-132-0x0000000000000000-mapping.dmp