Analysis

  • max time kernel
    149s
  • max time network
    191s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-11-2022 21:15

General

  • Target

    a5458a304e9e6378f17b2b845a6d1d8129d920f7f5f0ad5892db157c5d5b940c.exe

  • Size

    931KB

  • MD5

    deb062ba2429c474b19db96c5a57ead8

  • SHA1

    4c2e6aa7e630d7ec4ae7186e1ba174d9f9d13c9c

  • SHA256

    a5458a304e9e6378f17b2b845a6d1d8129d920f7f5f0ad5892db157c5d5b940c

  • SHA512

    e5513a6a741eaa6f6528c8973efb3585022b4f0b90afa610592b1ccec1cbe738b2b71371e388a76dddfd23b8db91692ccd47d709d6f9cabde03bb5ff40514e87

  • SSDEEP

    24576:h1OYdaOyQRCQROCZ/iWCvu/2sWsJA/jlt+DHhsw:h1OsUCpYO/dJJDHhsw

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\a5458a304e9e6378f17b2b845a6d1d8129d920f7f5f0ad5892db157c5d5b940c.exe
    "C:\Users\Admin\AppData\Local\Temp\a5458a304e9e6378f17b2b845a6d1d8129d920f7f5f0ad5892db157c5d5b940c.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:5108
    • C:\Users\Admin\AppData\Local\Temp\7zSF83F.tmp\nzKDvrt4CBQx0Xb.exe
      .\nzKDvrt4CBQx0Xb.exe
      2⤵
      • Executes dropped EXE
      • Drops Chrome extension
      • Drops file in System32 directory
      • Suspicious behavior: EnumeratesProcesses
      PID:4436
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum
    1⤵
      PID:3264
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc
      1⤵
        PID:3416

      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\7zSF83F.tmp\[email protected]\bootstrap.js
        Filesize

        2KB

        MD5

        df13f711e20e9c80171846d4f2f7ae06

        SHA1

        56d29cda58427efe0e21d3880d39eb1b0ef60bee

        SHA256

        6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

        SHA512

        6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

      • C:\Users\Admin\AppData\Local\Temp\7zSF83F.tmp\[email protected]\chrome.manifest
        Filesize

        35B

        MD5

        97b381dd7e060d446f97a7f8bcdf6261

        SHA1

        e16370ab5c6986fb01c2707f0116d53d48e9292d

        SHA256

        9aac1275d96dce6725a5c16471f78d6deec3715c1326e519ceca90279ccd0ad5

        SHA512

        faf058a773720b885d10ce52e7e3723b0f6225a9aec60a8ccfc255171b8893f510c56b109e3cf93432d6690f32973e8907db4448fb4823891858466adbfc5d7f

      • C:\Users\Admin\AppData\Local\Temp\7zSF83F.tmp\[email protected]\content\bg.js
        Filesize

        8KB

        MD5

        8a23e98b102f5903422ca5e6cba94e33

        SHA1

        182d4448a663b63f7125d275332f28ae518fe5d9

        SHA256

        91f88fb2bf5c07a15836d19b32214229be5163c9f1926487613bb60f6a72c77c

        SHA512

        3b8b4740aa1f73960b6227b8646f9b919768f7f7041b39d0405904395bf0ee798db6a19aed98e8a1b7953dc10e0765be36ac61bb1ebebb463151ea0d93b6e95e

      • C:\Users\Admin\AppData\Local\Temp\7zSF83F.tmp\[email protected]\install.rdf
        Filesize

        597B

        MD5

        20fde95d900f9ed80e4f3714adcc4f71

        SHA1

        af057fe6c329064db5e9f9fe3544be592b45f734

        SHA256

        0ad5757fccb34552f77487316327494782e45f98e014b2fb82371cdfb914ce38

        SHA512

        2d0ccdc59f2399d97860f79aee91f1d366858e808345efe8e3cdb68fa4bfcbc792544da191f9d021149f3088fdfbdbef8d4ce87b8a9a000209ffb113d1ea7435

      • C:\Users\Admin\AppData\Local\Temp\7zSF83F.tmp\hcpgohckonfdpfpncldoiidclnnfackp\background.html
        Filesize

        139B

        MD5

        cc672d3538f5e5a16db7d214b341fd27

        SHA1

        7c2703405a3fbb172d186444a4bf15ed60e7f683

        SHA256

        a495681e5875f32d97c015692a7dbf1b90ac05b36e8770bffdc81751d44d33bc

        SHA512

        17e701b259a67fdb1432b78daa4b51da61a32e5e93fb312d8fb4f255094b14e8a43528aa276ab248943bad8af197d717edfa9a573b8983a07fb35b432dedfe27

      • C:\Users\Admin\AppData\Local\Temp\7zSF83F.tmp\hcpgohckonfdpfpncldoiidclnnfackp\content.js
        Filesize

        144B

        MD5

        fca19198fd8af21016a8b1dec7980002

        SHA1

        fd01a47d14004e17a625efe66cc46a06c786cf40

        SHA256

        332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

        SHA512

        60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

      • C:\Users\Admin\AppData\Local\Temp\7zSF83F.tmp\hcpgohckonfdpfpncldoiidclnnfackp\lsdb.js
        Filesize

        531B

        MD5

        36d98318ab2b3b2585a30984db328afb

        SHA1

        f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

        SHA256

        ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

        SHA512

        6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

      • C:\Users\Admin\AppData\Local\Temp\7zSF83F.tmp\hcpgohckonfdpfpncldoiidclnnfackp\manifest.json
        Filesize

        498B

        MD5

        664e2884e17f23553a19eee317642194

        SHA1

        a28ccc088d6b6692646150f3e8f111e568723fb4

        SHA256

        ee4ef853224cde2aa7e54351c02bc811af939202b82e19cbd1cc011fc3565191

        SHA512

        b2cef8c4dfb6a0648f21c53393b982c9171d8a0344a94970c13866ebd2870de2cd99dab5984000b10802c54a748230104c7997c3d2cd3ac5e97c9355a4cb7ecb

      • C:\Users\Admin\AppData\Local\Temp\7zSF83F.tmp\hcpgohckonfdpfpncldoiidclnnfackp\vG.js
        Filesize

        6KB

        MD5

        045716f0be9f8bf7f6fac47d08e7f393

        SHA1

        a34e4ea4feb10e77199e7f77c8c23bdbb8cdfd8e

        SHA256

        2f08274d9c35e8db4c54b7b2b18469ddfb7b4a0ec714a609e6036f2f6e2bbbf4

        SHA512

        31c46ae3bf0762473a9a2ff21ed11989dab23447481ed800456ca8dcea574eee4e6dedb1d0227afc25e42a5b34af82837eaff8e9e170fd7893ae95d5b4c319a1

      • C:\Users\Admin\AppData\Local\Temp\7zSF83F.tmp\nzKDvrt4CBQx0Xb.dat
        Filesize

        1KB

        MD5

        29383ed5d1cb50056383d99d32091465

        SHA1

        a169af7d94d17446383af9a20e807d0774ed3620

        SHA256

        2821a3bd96b834b3406d0464f39b9066351282e4a10e3dcc863275085947cc9b

        SHA512

        9639b93f956d9ffdbcf1fec984233820e421e9bc455ab89bdf58860ecee72d3074ed61470fcf2e87e4ed4333737e96c485e6b1fc49264bacca2a540b92f88282

      • C:\Users\Admin\AppData\Local\Temp\7zSF83F.tmp\nzKDvrt4CBQx0Xb.exe
        Filesize

        772KB

        MD5

        5ed7019dcd0008dbcd8e54017b8c7dd9

        SHA1

        7e4457da2ff06c2170bad636c9eb7c1bb436fd06

        SHA256

        7f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7

        SHA512

        10cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db

      • C:\Users\Admin\AppData\Local\Temp\7zSF83F.tmp\nzKDvrt4CBQx0Xb.exe
        Filesize

        772KB

        MD5

        5ed7019dcd0008dbcd8e54017b8c7dd9

        SHA1

        7e4457da2ff06c2170bad636c9eb7c1bb436fd06

        SHA256

        7f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7

        SHA512

        10cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db

      • memory/4436-132-0x0000000000000000-mapping.dmp