Analysis

  • max time kernel
    128s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-11-2022 19:24

General

  • Target

    c7fdf72863d8e906e99e367563985a98e46ecd9443f374fb62f8361f0fa9aa1e.exe

  • Size

    931KB

  • MD5

    cde9b04cbe50fb6e5ae49711ffb61ebb

  • SHA1

    a58a9c0cf3dda07e37d27235a59f47b7c9349354

  • SHA256

    c7fdf72863d8e906e99e367563985a98e46ecd9443f374fb62f8361f0fa9aa1e

  • SHA512

    e6b2f4ffa9cc16ed462cce289aa0f23b3670c82f060028ea22d5d9685aad807674cf786afea613118e45de019eddc74f263abbbe72707ee6b9d7b577c1006d16

  • SSDEEP

    24576:h1OYdaORCZ/iWCvu/2sWsJA/jlt+DHhsi:h1Os/CpYO/dJJDHhsi

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\c7fdf72863d8e906e99e367563985a98e46ecd9443f374fb62f8361f0fa9aa1e.exe
    "C:\Users\Admin\AppData\Local\Temp\c7fdf72863d8e906e99e367563985a98e46ecd9443f374fb62f8361f0fa9aa1e.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4104
    • C:\Users\Admin\AppData\Local\Temp\7zSCCEA.tmp\EF4PEA6AUJngUed.exe
      .\EF4PEA6AUJngUed.exe
      2⤵
      • Executes dropped EXE
      • Drops Chrome extension
      • Drops file in System32 directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4876
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum
    1⤵
      PID:1664
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc
      1⤵
        PID:4468

      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\7zSCCEA.tmp\EF4PEA6AUJngUed.dat
        Filesize

        1KB

        MD5

        843187e2ea4df39cc8fd12c03adc14ea

        SHA1

        97c1c7c9755c4ec2ed1114f1e651203f1e9d136c

        SHA256

        0151f88e9506aa48e10d7d774bd50885c6cd7f83f5c16ebb571fc3aa320c3561

        SHA512

        26e496882846b644b19caf745df4499c2c69fbf65f5766ec5fd1cfafff3316f613230e11ebfd90cd2c639b05e25e60191b662c1e08558a73760152316de14c42

      • C:\Users\Admin\AppData\Local\Temp\7zSCCEA.tmp\EF4PEA6AUJngUed.exe
        Filesize

        772KB

        MD5

        5ed7019dcd0008dbcd8e54017b8c7dd9

        SHA1

        7e4457da2ff06c2170bad636c9eb7c1bb436fd06

        SHA256

        7f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7

        SHA512

        10cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db

      • C:\Users\Admin\AppData\Local\Temp\7zSCCEA.tmp\EF4PEA6AUJngUed.exe
        Filesize

        772KB

        MD5

        5ed7019dcd0008dbcd8e54017b8c7dd9

        SHA1

        7e4457da2ff06c2170bad636c9eb7c1bb436fd06

        SHA256

        7f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7

        SHA512

        10cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db

      • C:\Users\Admin\AppData\Local\Temp\7zSCCEA.tmp\bikgaajbbpbemonmolbilkfjemjdneal\Dyspq9sERc.js
        Filesize

        6KB

        MD5

        399be3113e66da8c6140c561f5a0b14c

        SHA1

        d2917227986b365656494f3988caaf2285128bf3

        SHA256

        5aee683f4f599f86555ba6c4deec0db696fa0b6ab2783a8a9509a814b3688637

        SHA512

        bb572a9d6da2f159a9c69036af5b3c79df325b00539b7ea43596dccf231bb1225a38fcb68c07a62998c5daef04eeaea4db48d5135e072710ca4e44325be862e4

      • C:\Users\Admin\AppData\Local\Temp\7zSCCEA.tmp\bikgaajbbpbemonmolbilkfjemjdneal\background.html
        Filesize

        147B

        MD5

        ffcad2b016e09e2cd8eb521b786cb881

        SHA1

        9f4815af69d5fbef0629cb0b5c1bbd8838b935e2

        SHA256

        3b4a08d0d9269f6c969801fd971b6ffb36cd5b1fa7135d803be1610463bc7340

        SHA512

        a1e98fce20b9c5c4cbcd447a4c76b558284b882b735bbd5d0610632482b12095b57b917f8b95147d6e85f7a336fa97acbb8c1f1a5763823fdb80dd2459cafa0c

      • C:\Users\Admin\AppData\Local\Temp\7zSCCEA.tmp\bikgaajbbpbemonmolbilkfjemjdneal\content.js
        Filesize

        144B

        MD5

        fca19198fd8af21016a8b1dec7980002

        SHA1

        fd01a47d14004e17a625efe66cc46a06c786cf40

        SHA256

        332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

        SHA512

        60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

      • C:\Users\Admin\AppData\Local\Temp\7zSCCEA.tmp\bikgaajbbpbemonmolbilkfjemjdneal\lsdb.js
        Filesize

        531B

        MD5

        36d98318ab2b3b2585a30984db328afb

        SHA1

        f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

        SHA256

        ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

        SHA512

        6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

      • C:\Users\Admin\AppData\Local\Temp\7zSCCEA.tmp\bikgaajbbpbemonmolbilkfjemjdneal\manifest.json
        Filesize

        498B

        MD5

        640199ea4621e34510de919f6a54436f

        SHA1

        dc65dbfad02bd2688030bd56ca1cab85917a9937

        SHA256

        e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af

        SHA512

        d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a

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

        2KB

        MD5

        df13f711e20e9c80171846d4f2f7ae06

        SHA1

        56d29cda58427efe0e21d3880d39eb1b0ef60bee

        SHA256

        6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

        SHA512

        6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

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

        35B

        MD5

        5d6e682e20e476145cca8900d36c4668

        SHA1

        f561344646cca725963934b831f58d06b90c0b97

        SHA256

        22ed7fed15d14edac6f72025681ec56ae1dac9d24ba48231a547d6f3b77015de

        SHA512

        f21bcf56e3640f1dc77ebd5c6654a01be89ebe480e315a8c46e21a873354584c974f272b79f52af3963fc6f3c6891d19ae2e990ee9c3ded3da617f0888ec4c58

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

        8KB

        MD5

        e958d3bb2080c347f570a5b009826de7

        SHA1

        71986d9cc809aff5b65082d99e092b5d0ff9c48d

        SHA256

        886c97f7420939216b69bc0eb0cdff039e02a0e48bd930ae1428b300c12929a3

        SHA512

        4574b48ee844a833c1edb33238a49b04051b391f99691a1287d7e09187dff6ac624507cfc77356d1cc853f3ea51e5266d575c608f67f6601912b921c77cc866a

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

        593B

        MD5

        74163bf567360a1e13c9d837abd2a537

        SHA1

        bf6252c48b2b80c33cd36d145a872a0097dbd75e

        SHA256

        db0ea18263a197f7470eb25090803373e784e39c986d81ffc2e8b8c477dba0cd

        SHA512

        39dbff5b5b9b70b74b406d0c7c722a4bc2ba8f677b65ce5d73ced36d4d9f792f0828b6a2c9a707011b496b51a1a41fcbf667aca939f53339a9ac51db92af3bab

      • memory/4876-132-0x0000000000000000-mapping.dmp