Analysis

  • max time kernel
    146s
  • max time network
    167s
  • 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 10:45

General

  • Target

    c4a2e62b57a67b1e01fdf870c4fbccaa5385c769737ca0e126d6d3b654578baf.exe

  • Size

    931KB

  • MD5

    97d0199a74494a3b795132152db1ef9b

  • SHA1

    de77d53abb7f9c1bf0d4c048967e90acbfd7d7a9

  • SHA256

    c4a2e62b57a67b1e01fdf870c4fbccaa5385c769737ca0e126d6d3b654578baf

  • SHA512

    e114b4fc71530628662ae42d5ae7c0a26c3fb6bdaf4da0712c9e0d91bc82af61ca643948ae8bb3112a70800c2f84bc2d330732840f4134c4396920d5ae14caeb

  • SSDEEP

    24576:h1OYdaO8MWSUbvCXEQKSqGv8VWumF6RmcJozyPvpfL:h1OsKMWyUQ+GUVFIcHPvpfL

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\c4a2e62b57a67b1e01fdf870c4fbccaa5385c769737ca0e126d6d3b654578baf.exe
    "C:\Users\Admin\AppData\Local\Temp\c4a2e62b57a67b1e01fdf870c4fbccaa5385c769737ca0e126d6d3b654578baf.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3064
    • C:\Users\Admin\AppData\Local\Temp\7zSB52C.tmp\cGVe7gpAjCjKk8I.exe
      .\cGVe7gpAjCjKk8I.exe
      2⤵
      • Executes dropped EXE
      • Drops Chrome extension
      • Drops file in System32 directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4820
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum
    1⤵
      PID:4004
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc
      1⤵
        PID:1456

      Network

      MITRE ATT&CK Enterprise v6

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\7zSB52C.tmp\[email protected]\bootstrap.js

        Filesize

        2KB

        MD5

        df13f711e20e9c80171846d4f2f7ae06

        SHA1

        56d29cda58427efe0e21d3880d39eb1b0ef60bee

        SHA256

        6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

        SHA512

        6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

      • C:\Users\Admin\AppData\Local\Temp\7zSB52C.tmp\[email protected]\chrome.manifest

        Filesize

        35B

        MD5

        c12aa300fe6fda2a2e893ab9a1a28183

        SHA1

        68826864e51a6e8d226384b1cf4240ed8bcfe04b

        SHA256

        02966cf9d60f03403092b88f8ed9b4dd9c41ff63a4427b81c948ffb6ed162400

        SHA512

        81d815122ec6aca551ad24eed3a743bcdc29f6e32457239adbf6ae62939ba1e42fdcaafc2da2ec334c7987519d4d0eb4e2d7a00545a148d4bac8fdd69ddd6642

      • C:\Users\Admin\AppData\Local\Temp\7zSB52C.tmp\[email protected]\content\bg.js

        Filesize

        9KB

        MD5

        ceb21a74cdb4b20b1efb63c8cf58dfbe

        SHA1

        116a66645e54642dcbc1c428cafd13d0248e2c4f

        SHA256

        70050ea0b760b0cf6d7d2dd7970da568e83c3a3272985a0bee2b14bc3fa2d34a

        SHA512

        074a2881a00a51e126d9328d5eec2be81e887109fe479276530a5ee2aa2373bd971166aaa3e37080cf4bc65a222685b5b172399b1f86a455ea167ab6cd40d25b

      • C:\Users\Admin\AppData\Local\Temp\7zSB52C.tmp\[email protected]\install.rdf

        Filesize

        592B

        MD5

        0fbc3047850b59c36e0ff04114327b82

        SHA1

        11b7a206cc68286f9c883aa16ba3bf9cb6d8061a

        SHA256

        22c60160f01b7e2162472c988639e7c02dc3684761d8507e439a6a29fb9117b7

        SHA512

        275e56e022a60431f02728848dccc19e129dea4c9506c01ffff0475838138e53186f55be43a9123fc2acfec2f3cbb1c09aef886ae017bb8c72032c46e74f5e83

      • C:\Users\Admin\AppData\Local\Temp\7zSB52C.tmp\cGVe7gpAjCjKk8I.dat

        Filesize

        1KB

        MD5

        abe03d32dc943412745dc87f2fe4a149

        SHA1

        47d96286ba6e1e388cd6c10506fc62a3f652179a

        SHA256

        9d647800aa4d802b4c9d1f8e08a54a05764b15555c342ebf57ed1cf6933cad0a

        SHA512

        a2cfc68b05fe1e7871d790082442cc78c180e722bdce42f4f6f9afbe33c4715e4ca20f46ea28ad1851559b02b63ae5d2f3b5c36b059a314175251931165e7bc2

      • C:\Users\Admin\AppData\Local\Temp\7zSB52C.tmp\cGVe7gpAjCjKk8I.exe

        Filesize

        771KB

        MD5

        e8ef8ed232808bfa240b33b376bb74a8

        SHA1

        b7ebfbda42fb24594210d3f97921c5b33b88585d

        SHA256

        a4265c00fc8eb9371329ddbc19e760b433ea9f4ab4e16d4d95682031940ad6c9

        SHA512

        24a4de7ba07c5712a94cb8334764b6d23799dc4bb7153acf4eb7289ec4577b79bc9bf4adf6e0c65b13441d7783314ec4d9a13a61cf447124c43c44ff55fa8ef8

      • C:\Users\Admin\AppData\Local\Temp\7zSB52C.tmp\cGVe7gpAjCjKk8I.exe

        Filesize

        771KB

        MD5

        e8ef8ed232808bfa240b33b376bb74a8

        SHA1

        b7ebfbda42fb24594210d3f97921c5b33b88585d

        SHA256

        a4265c00fc8eb9371329ddbc19e760b433ea9f4ab4e16d4d95682031940ad6c9

        SHA512

        24a4de7ba07c5712a94cb8334764b6d23799dc4bb7153acf4eb7289ec4577b79bc9bf4adf6e0c65b13441d7783314ec4d9a13a61cf447124c43c44ff55fa8ef8

      • C:\Users\Admin\AppData\Local\Temp\7zSB52C.tmp\jncjlkcdjjaamcmagkcgoelhfjmminic\TWQg1.js

        Filesize

        6KB

        MD5

        31fc5063444cacb913e87b347edb1859

        SHA1

        be700b97fbd30f2d153ab078a0f11608f9d8345d

        SHA256

        8afe42a020b6680c5013fb71577ea8be56658a47329b7ecf5db6c52a5955743d

        SHA512

        f3b167ca5f9003a84bc3e7002af1800276460fb62372d9a568b5e5089ad91922b058ad4422fc3e955b94077488397b9eeba07e8756529e556684390f418afba9

      • C:\Users\Admin\AppData\Local\Temp\7zSB52C.tmp\jncjlkcdjjaamcmagkcgoelhfjmminic\background.html

        Filesize

        142B

        MD5

        8d582bf2cdef7e56a9b1211e14464330

        SHA1

        1c99e6d43a903a8a5c94c34e43bc426b49b69473

        SHA256

        98c2e8047440bd504d9ed4eaf33efa56699fe082b675dfa11fcc58b005b61ed2

        SHA512

        1cf1d506561a93a745911b2a34f490b96d45200a521dfb3365c83cb41b2e66c705605269405dd7639c399d44bd96afcedd582de278090823e70f061ebbfabaf1

      • C:\Users\Admin\AppData\Local\Temp\7zSB52C.tmp\jncjlkcdjjaamcmagkcgoelhfjmminic\content.js

        Filesize

        144B

        MD5

        fca19198fd8af21016a8b1dec7980002

        SHA1

        fd01a47d14004e17a625efe66cc46a06c786cf40

        SHA256

        332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

        SHA512

        60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

      • C:\Users\Admin\AppData\Local\Temp\7zSB52C.tmp\jncjlkcdjjaamcmagkcgoelhfjmminic\lsdb.js

        Filesize

        531B

        MD5

        36d98318ab2b3b2585a30984db328afb

        SHA1

        f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

        SHA256

        ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

        SHA512

        6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

      • C:\Users\Admin\AppData\Local\Temp\7zSB52C.tmp\jncjlkcdjjaamcmagkcgoelhfjmminic\manifest.json

        Filesize

        498B

        MD5

        640199ea4621e34510de919f6a54436f

        SHA1

        dc65dbfad02bd2688030bd56ca1cab85917a9937

        SHA256

        e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af

        SHA512

        d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a