Analysis

  • max time kernel
    139s
  • max time network
    186s
  • 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 19:22

General

  • Target

    c8ba1c989abadd7a9d53b158b7cda39994bb92c8d0e7e6632efd9a186280d450.exe

  • Size

    920KB

  • MD5

    2f92b7e84c16db23d4f6e44239528adf

  • SHA1

    cb42e4dd05a06934e0bee130bcf780ea0a77dc9d

  • SHA256

    c8ba1c989abadd7a9d53b158b7cda39994bb92c8d0e7e6632efd9a186280d450

  • SHA512

    abe69a167e94a538628984073b60a04bcdf7184e2e305a0e4076e4bccb4574dbf6e746dfc2cac072a3fe7f1e94551a0a9c55feb628c0ac8cea6257afefc051a4

  • SSDEEP

    24576:h1OYdaOXMtdHAqcdDVhYwiei7+EpFAh/kK4:h1OsKPHVmVhYwiLtKkK4

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\c8ba1c989abadd7a9d53b158b7cda39994bb92c8d0e7e6632efd9a186280d450.exe
    "C:\Users\Admin\AppData\Local\Temp\c8ba1c989abadd7a9d53b158b7cda39994bb92c8d0e7e6632efd9a186280d450.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:5000
    • C:\Users\Admin\AppData\Local\Temp\7zSBB.tmp\Kuvz6Ci5gYxDgxb.exe
      .\Kuvz6Ci5gYxDgxb.exe
      2⤵
      • Executes dropped EXE
      • Drops Chrome extension
      • Drops file in System32 directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2624
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum
    1⤵
      PID:4716
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc
      1⤵
        PID:4884

      Network

      MITRE ATT&CK Matrix ATT&CK v6

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

        2KB

        MD5

        df13f711e20e9c80171846d4f2f7ae06

        SHA1

        56d29cda58427efe0e21d3880d39eb1b0ef60bee

        SHA256

        6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

        SHA512

        6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

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

        35B

        MD5

        da36a3529d78f169d341f5ed1076ec4a

        SHA1

        4e256ee140e59830bf08ba9974b23d46c21a94b4

        SHA256

        a40f54737e3b4740f4903d97c3a347b9475b6a69c9c7317dd381e07db0f00e22

        SHA512

        e89c86160e83aa9a56b515593e54212ec8268f3e35e09d46d8b38d773782f43ffd85a9f9335b10842c23aba5350fa925485149cdbe18cd096d6e06ffce302ca0

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

        8KB

        MD5

        c54cd2154832233f7ec5ef317826acc5

        SHA1

        9a2a851d62f729167532f227a2cdc39e929a342d

        SHA256

        4611ff8be4704ef471b04558a02091a81927f6bdb125eb601573366a8cde8443

        SHA512

        2626ec0f62092008df92828dba496f7f25350007c6dc372aad5fd7e7c5f46609a4b03c7d381e2df38a290362eca017793c7cd779f6a1550a2a428e5e80319146

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

        591B

        MD5

        d97a37f38eb6bbc5e8f68bde52313a65

        SHA1

        be008f280497af13595f55ec5ef5cfd6e7d9d30e

        SHA256

        443ecb80b47717db91b5d71879aae3e5cf383727a78701b93105b347960fc1ac

        SHA512

        876a563c863c88e10c40f4c33d5e5bde1ac18082f76c75af2bac9e9842601b1328e2c6c43b1bf522e2c36404c1c8c2590df0057673d23fbbf8fd23ee31d1658f

      • C:\Users\Admin\AppData\Local\Temp\7zSBB.tmp\Kuvz6Ci5gYxDgxb.dat
        Filesize

        1KB

        MD5

        eb0c941c6b24966ee78bfaaf09addcf6

        SHA1

        32b57eca6440ad74906f740367b4caed293608fb

        SHA256

        6294a1515f64af9f85cf018dc3701737e9944b4e88499252837094a760e47a7f

        SHA512

        6665b8028c6aaab8f1ca0eb19b6bd4f63a71c0538ab320c36bf2f50b8928825669fe69d681f28d557db957d51386b5c72f45c88a3717cab6530684e5024a251e

      • C:\Users\Admin\AppData\Local\Temp\7zSBB.tmp\Kuvz6Ci5gYxDgxb.exe
        Filesize

        760KB

        MD5

        dcd148f6f3af3e3b0935c4fcc9f41811

        SHA1

        ee9bdbc7c568c7832d90b85921ab20030b6734cd

        SHA256

        f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4

        SHA512

        34be8e60dc2decf8287a71516f359e80bb858ce52218dde1b01c821c9b95be38821f068b79b0da8dbe90865560e7ddab77b25e3971dda9be667fb3ae8f174886

      • C:\Users\Admin\AppData\Local\Temp\7zSBB.tmp\Kuvz6Ci5gYxDgxb.exe
        Filesize

        760KB

        MD5

        dcd148f6f3af3e3b0935c4fcc9f41811

        SHA1

        ee9bdbc7c568c7832d90b85921ab20030b6734cd

        SHA256

        f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4

        SHA512

        34be8e60dc2decf8287a71516f359e80bb858ce52218dde1b01c821c9b95be38821f068b79b0da8dbe90865560e7ddab77b25e3971dda9be667fb3ae8f174886

      • C:\Users\Admin\AppData\Local\Temp\7zSBB.tmp\leaooplfbapjjkfnnbfkmkkjjphiceeh\background.html
        Filesize

        147B

        MD5

        e79dc4575e9d571eeba967d4f3e18349

        SHA1

        a0b3a552b989cf939d0a853db8dddd0878046a43

        SHA256

        c09e8c64416d789e01f3a5dd59193bae063d62275d9cb9a815d8fc63f4105a1c

        SHA512

        e95d47c6e19d56249e0f44fa2518c258daec901dbee305b4c55d98a4b1dcb7b987dd667ee8a1639f1e3ec56a1ceba00823f1684d6ffeef184f8de93977cfd135

      • C:\Users\Admin\AppData\Local\Temp\7zSBB.tmp\leaooplfbapjjkfnnbfkmkkjjphiceeh\content.js
        Filesize

        144B

        MD5

        fca19198fd8af21016a8b1dec7980002

        SHA1

        fd01a47d14004e17a625efe66cc46a06c786cf40

        SHA256

        332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

        SHA512

        60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

      • C:\Users\Admin\AppData\Local\Temp\7zSBB.tmp\leaooplfbapjjkfnnbfkmkkjjphiceeh\lsdb.js
        Filesize

        531B

        MD5

        36d98318ab2b3b2585a30984db328afb

        SHA1

        f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

        SHA256

        ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

        SHA512

        6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

      • C:\Users\Admin\AppData\Local\Temp\7zSBB.tmp\leaooplfbapjjkfnnbfkmkkjjphiceeh\manifest.json
        Filesize

        498B

        MD5

        640199ea4621e34510de919f6a54436f

        SHA1

        dc65dbfad02bd2688030bd56ca1cab85917a9937

        SHA256

        e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af

        SHA512

        d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a

      • C:\Users\Admin\AppData\Local\Temp\7zSBB.tmp\leaooplfbapjjkfnnbfkmkkjjphiceeh\rY05HcV8a3.js
        Filesize

        6KB

        MD5

        3a850b252b4e9e1443ec1fa82e3ca192

        SHA1

        9fb11ef9dff8dda94eadf8057c811a38ee4c6d5d

        SHA256

        8338bbb0057a456a37ab61ee88dacfd075aff06b6f2209264487eb42834a94a5

        SHA512

        dd27a15f258913aca2abdb8acf724fa02f12e23b553dd1fe2c3981a9244894ca35ec65f6f8e2b564a3e6253ee52635ea849bc9cc78f15d837b9dfcfb81613397

      • memory/2624-132-0x0000000000000000-mapping.dmp