Analysis

  • max time kernel
    131s
  • 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
    24-11-2022 19:36

General

  • Target

    c40c5a7de894d69a07ef2dd13b966f7fcb6f4fff6f5710206a55a2aa1ba958da.exe

  • Size

    920KB

  • MD5

    dfd73562fa26757580f27d8941ed53a5

  • SHA1

    4dd1cc0d73c647b19f197f253c23c6030f8d7d83

  • SHA256

    c40c5a7de894d69a07ef2dd13b966f7fcb6f4fff6f5710206a55a2aa1ba958da

  • SHA512

    99c710042d1437a680aacd7cfd2fa5de85b105a41cd04e324f2e9a75dcc3a5390499ff9e42aa1c5bad388c3c9fa5b7b75290187e778e93d44edf86fb35eb678c

  • SSDEEP

    24576:h1OYdaOmMtdHAqcdDVhYwiei7+EpFAh/kKK:h1Os7PHVmVhYwiLtKkKK

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\c40c5a7de894d69a07ef2dd13b966f7fcb6f4fff6f5710206a55a2aa1ba958da.exe
    "C:\Users\Admin\AppData\Local\Temp\c40c5a7de894d69a07ef2dd13b966f7fcb6f4fff6f5710206a55a2aa1ba958da.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4972
    • C:\Users\Admin\AppData\Local\Temp\7zSE2D3.tmp\Jzjb8SBVDiV0HSZ.exe
      .\Jzjb8SBVDiV0HSZ.exe
      2⤵
      • Executes dropped EXE
      • Drops Chrome extension
      • Drops file in System32 directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:5036
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum
    1⤵
      PID:864
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc
      1⤵
        PID:4344

      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\7zSE2D3.tmp\Jzjb8SBVDiV0HSZ.dat
        Filesize

        1KB

        MD5

        9daf6d175917159fd412bccfd1f9caa2

        SHA1

        f52d362c0bcc1a3d4e89918bededf2c2cd33f1f5

        SHA256

        a697110318f35f4fd49bbcd8daae39c13f6e0369f127dc5f7c23640f22865984

        SHA512

        b894ab5be2797fd53e30e42ed0aa75a6dc5d84d0a4495ea324bd97b83a55d06a9c36551f4838ba48bc791ac1aa4d2dbfd5c450e8be6e62b46062bfb84331fd62

      • C:\Users\Admin\AppData\Local\Temp\7zSE2D3.tmp\Jzjb8SBVDiV0HSZ.exe
        Filesize

        760KB

        MD5

        dcd148f6f3af3e3b0935c4fcc9f41811

        SHA1

        ee9bdbc7c568c7832d90b85921ab20030b6734cd

        SHA256

        f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4

        SHA512

        34be8e60dc2decf8287a71516f359e80bb858ce52218dde1b01c821c9b95be38821f068b79b0da8dbe90865560e7ddab77b25e3971dda9be667fb3ae8f174886

      • C:\Users\Admin\AppData\Local\Temp\7zSE2D3.tmp\Jzjb8SBVDiV0HSZ.exe
        Filesize

        760KB

        MD5

        dcd148f6f3af3e3b0935c4fcc9f41811

        SHA1

        ee9bdbc7c568c7832d90b85921ab20030b6734cd

        SHA256

        f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4

        SHA512

        34be8e60dc2decf8287a71516f359e80bb858ce52218dde1b01c821c9b95be38821f068b79b0da8dbe90865560e7ddab77b25e3971dda9be667fb3ae8f174886

      • C:\Users\Admin\AppData\Local\Temp\7zSE2D3.tmp\[email protected]\bootstrap.js
        Filesize

        2KB

        MD5

        df13f711e20e9c80171846d4f2f7ae06

        SHA1

        56d29cda58427efe0e21d3880d39eb1b0ef60bee

        SHA256

        6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

        SHA512

        6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

      • C:\Users\Admin\AppData\Local\Temp\7zSE2D3.tmp\[email protected]\chrome.manifest
        Filesize

        35B

        MD5

        694755ebdee38f9479e8979f944d7845

        SHA1

        99b81944ba804f0abc06611d0288a9b11b5f3ec1

        SHA256

        21f966f1db9595629a33ed813d85139e2db3870f0f7ebdab3c61f12620ab944e

        SHA512

        a05687ed163efe4d52a370cc4c28d907897dc24b160b7a8a0a04bab74de241a87f4b09899fa0e5cc9433c83dcad748953356be18b228591d975d9cae52303faa

      • C:\Users\Admin\AppData\Local\Temp\7zSE2D3.tmp\[email protected]\content\bg.js
        Filesize

        9KB

        MD5

        e5d48d8ac1c67abc85f2cd45799ac418

        SHA1

        045be81a16d1392f939c720ea2fbf921cbbc947e

        SHA256

        27fa90466c1fa386db1eaec1f9d87b1a4755aaedd7999e0d7591c01e14f92964

        SHA512

        48538402db38fdabd01886228cc75f033afd5fce15865397e3c1342c0cfee86b646700756987b9c83c2df05384772292382b3fcf721ea0c2acc4d846d9e79101

      • C:\Users\Admin\AppData\Local\Temp\7zSE2D3.tmp\[email protected]\install.rdf
        Filesize

        596B

        MD5

        d982f367236973a107c4efc92bbfe4b3

        SHA1

        af8841ae59b61a843a1bbae29a53a8c52ec0bbcc

        SHA256

        facd030028f13e668c710a18422f3e810b0984cf20a7a04468757efa6fe95102

        SHA512

        306017fdf05b38b4378b2add279b8b3d9c53f889c7b0a1c30694552f87b348e89d51860bf47959dc2c66433b93bc2a745144797a5817dc10fff94d00384c10fe

      • C:\Users\Admin\AppData\Local\Temp\7zSE2D3.tmp\cgdcpedhajpelpbpcejjlkodbbfcnfac\background.html
        Filesize

        138B

        MD5

        b972c42d19ad291355009b55d5a7f2d9

        SHA1

        753a8b02deffbb8a3ce02d47e2b9ff55432da49f

        SHA256

        99f1bb13cd5c18f8480fe9ab54eef6f5d75801c133e8bd5a260536cfbdf93f21

        SHA512

        b1a480f39a01c31434dc14f1b51976be8f0f0e5371c5600e4cf055eb58a530b7fa7f0ac83fc98beed3eea35ef933d5d0fe25c84f28c76212ca69bc4576434cc3

      • C:\Users\Admin\AppData\Local\Temp\7zSE2D3.tmp\cgdcpedhajpelpbpcejjlkodbbfcnfac\content.js
        Filesize

        144B

        MD5

        fca19198fd8af21016a8b1dec7980002

        SHA1

        fd01a47d14004e17a625efe66cc46a06c786cf40

        SHA256

        332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

        SHA512

        60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

      • C:\Users\Admin\AppData\Local\Temp\7zSE2D3.tmp\cgdcpedhajpelpbpcejjlkodbbfcnfac\e.js
        Filesize

        6KB

        MD5

        0f25fdbad2e309856ee6c71603ec2103

        SHA1

        89e7203df836f6c76d67eaae8a1a52e548fba40f

        SHA256

        eb6e6822aca1fd3a68204c83d61e1d23db7a99d14113a730279e96fefe7bc5ea

        SHA512

        ba2e9d60d0cab77cc716284623951787bbdba526015d1c73475468570bcbfa7ac3eba6d48dffa437ee492460e1f2451b4d415bee2a7ffe023ff1d75067c2d6d1

      • C:\Users\Admin\AppData\Local\Temp\7zSE2D3.tmp\cgdcpedhajpelpbpcejjlkodbbfcnfac\lsdb.js
        Filesize

        531B

        MD5

        36d98318ab2b3b2585a30984db328afb

        SHA1

        f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

        SHA256

        ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

        SHA512

        6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

      • C:\Users\Admin\AppData\Local\Temp\7zSE2D3.tmp\cgdcpedhajpelpbpcejjlkodbbfcnfac\manifest.json
        Filesize

        498B

        MD5

        640199ea4621e34510de919f6a54436f

        SHA1

        dc65dbfad02bd2688030bd56ca1cab85917a9937

        SHA256

        e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af

        SHA512

        d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a

      • memory/5036-132-0x0000000000000000-mapping.dmp