Analysis

  • max time kernel
    170s
  • max time network
    190s
  • 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 19:30

General

  • Target

    c633d64330c69540262f440594b73e32ec962cc2c16826b8c3f35183adaf8fb9.exe

  • Size

    919KB

  • MD5

    1e3ad38b7c14e3447ae2c650682811ba

  • SHA1

    58cb539caf6b1c06a7dd88af84e1b430bcb18005

  • SHA256

    c633d64330c69540262f440594b73e32ec962cc2c16826b8c3f35183adaf8fb9

  • SHA512

    59b31b4e9ec8a33d6348b75c4c1704d589a4f2b53f0cf35fdebb4f21a8c59536ed12e14c3a69816f6d361e46a0641d016d4aca5a27a88e6d09ec77d5e8219761

  • SSDEEP

    24576:h1OYdaOkMtdHAqcdDVhYwiei7+EpFAh/kK6:h1Os5PHVmVhYwiLtKkK6

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\c633d64330c69540262f440594b73e32ec962cc2c16826b8c3f35183adaf8fb9.exe
    "C:\Users\Admin\AppData\Local\Temp\c633d64330c69540262f440594b73e32ec962cc2c16826b8c3f35183adaf8fb9.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3472
    • C:\Users\Admin\AppData\Local\Temp\7zS2BF.tmp\VNn0ksULFLEfDix.exe
      .\VNn0ksULFLEfDix.exe
      2⤵
      • Executes dropped EXE
      • Drops Chrome extension
      • Drops file in System32 directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2868
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum
    1⤵
      PID:4932
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc
      1⤵
        PID:2516

      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\7zS2BF.tmp\HWEVSYU@sRZ.com\bootstrap.js
        Filesize

        2KB

        MD5

        df13f711e20e9c80171846d4f2f7ae06

        SHA1

        56d29cda58427efe0e21d3880d39eb1b0ef60bee

        SHA256

        6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

        SHA512

        6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

      • C:\Users\Admin\AppData\Local\Temp\7zS2BF.tmp\HWEVSYU@sRZ.com\chrome.manifest
        Filesize

        35B

        MD5

        3bfc8d7e06f5a36f46f81ca859f4c226

        SHA1

        b2227be7c035fb9c4c259fa8bc8de83ed2ce798e

        SHA256

        0d3f8cf71dbb81c57b07c05975a932d3522c04c1024dc64aec9dbb6b364bde05

        SHA512

        1db1cd75b80d5f29ede10c1a6b777919967c5e91d2da51545836201ac5f27bcd7db95ab4145fbd3c4ea5dc8ee23b5d5d9f56e53fcfede0bdbaf73567123fe23e

      • C:\Users\Admin\AppData\Local\Temp\7zS2BF.tmp\HWEVSYU@sRZ.com\content\bg.js
        Filesize

        8KB

        MD5

        dcdcbbe66e529951fe9c046d2eb84fb6

        SHA1

        976d6b5eda0ef26b9db50fd495bc143f6104851e

        SHA256

        edc9da990870b7b7d263f06b2efd00dbc5556f6b6aa9f28d662c94fe6a2d1a06

        SHA512

        03080e463fdde095059da5830b187b2ea6bb1bd5a1fc1265e0a0444880119534514601a873a459be067be3462e82d9c4cfe24a2d0a9270e1af08734c5c52fb70

      • C:\Users\Admin\AppData\Local\Temp\7zS2BF.tmp\HWEVSYU@sRZ.com\install.rdf
        Filesize

        597B

        MD5

        ac729156a39927198f868428bfed5cd1

        SHA1

        e84bdaffdfa24aa76f42271e4d3fac63e99f2084

        SHA256

        0709021e067747b4b56f72906c82cdc68ce24a781b695d302b6eaceedb9bed09

        SHA512

        991ff3530067fe33ab37074e05f037f219bd6b6c6cae9c38b0bc92725ddcec52dbdef5eb3c0be2275433e28cae721928a74fb34167a466741dc4061430daf4d5

      • C:\Users\Admin\AppData\Local\Temp\7zS2BF.tmp\VNn0ksULFLEfDix.dat
        Filesize

        1KB

        MD5

        39c08d694ffefc4e7740fcd0329b5a95

        SHA1

        f2de83c64d17ccfb05cfb1609865e5d679cfc3a4

        SHA256

        ba82bcc0a139159ea7ac0c3ce3f024103a121f3564c8c68491ece64084afb557

        SHA512

        015afa04e70773185c090fc33a23467824e36671633e313ee2895165c5ab14bea3b6517da69ef25f1b724c2b1a227f9b3401a1ba202f5ec986931f70570c1534

      • C:\Users\Admin\AppData\Local\Temp\7zS2BF.tmp\VNn0ksULFLEfDix.exe
        Filesize

        760KB

        MD5

        dcd148f6f3af3e3b0935c4fcc9f41811

        SHA1

        ee9bdbc7c568c7832d90b85921ab20030b6734cd

        SHA256

        f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4

        SHA512

        34be8e60dc2decf8287a71516f359e80bb858ce52218dde1b01c821c9b95be38821f068b79b0da8dbe90865560e7ddab77b25e3971dda9be667fb3ae8f174886

      • C:\Users\Admin\AppData\Local\Temp\7zS2BF.tmp\VNn0ksULFLEfDix.exe
        Filesize

        760KB

        MD5

        dcd148f6f3af3e3b0935c4fcc9f41811

        SHA1

        ee9bdbc7c568c7832d90b85921ab20030b6734cd

        SHA256

        f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4

        SHA512

        34be8e60dc2decf8287a71516f359e80bb858ce52218dde1b01c821c9b95be38821f068b79b0da8dbe90865560e7ddab77b25e3971dda9be667fb3ae8f174886

      • C:\Users\Admin\AppData\Local\Temp\7zS2BF.tmp\pjlpddhijphnfendhpifnjnhheppcfng\ZVVQYAiHA.js
        Filesize

        6KB

        MD5

        4dbf78e157254e9a7e71159af409fe83

        SHA1

        c34fcfb00798171caf14247f1be171713767aab4

        SHA256

        935408e3571e8c817d4b2a486da50da233f6436cd14a91974023f52a908636c5

        SHA512

        fb95145d207a07d0861b565b9cffa6b8e136d4c62ecf29c6ccf702d5d286655b0a963d74dcc4a916ab1f2ce95c2cbcc6b92bd293c2bd4e68a5c87baec1c7c9d9

      • C:\Users\Admin\AppData\Local\Temp\7zS2BF.tmp\pjlpddhijphnfendhpifnjnhheppcfng\background.html
        Filesize

        146B

        MD5

        b1eb51ee4a34146bf0f4552fb35fff83

        SHA1

        38615fda0b0327080c6cac38a9b7d763e04e26f6

        SHA256

        c34ebeb8c57c4ae1fc3d17ee3848b409be1b74e8640b70eb18ca5d796e82dbf3

        SHA512

        3ff650645e9634b8e4f6c9f304b23ef475f61c93f35bf98420801ddcd6d56376ba40cd8371e58f34bc488770a106cf74397522b9d520457e29bde587fc2855ee

      • C:\Users\Admin\AppData\Local\Temp\7zS2BF.tmp\pjlpddhijphnfendhpifnjnhheppcfng\content.js
        Filesize

        144B

        MD5

        fca19198fd8af21016a8b1dec7980002

        SHA1

        fd01a47d14004e17a625efe66cc46a06c786cf40

        SHA256

        332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

        SHA512

        60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

      • C:\Users\Admin\AppData\Local\Temp\7zS2BF.tmp\pjlpddhijphnfendhpifnjnhheppcfng\lsdb.js
        Filesize

        531B

        MD5

        36d98318ab2b3b2585a30984db328afb

        SHA1

        f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

        SHA256

        ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

        SHA512

        6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

      • C:\Users\Admin\AppData\Local\Temp\7zS2BF.tmp\pjlpddhijphnfendhpifnjnhheppcfng\manifest.json
        Filesize

        498B

        MD5

        640199ea4621e34510de919f6a54436f

        SHA1

        dc65dbfad02bd2688030bd56ca1cab85917a9937

        SHA256

        e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af

        SHA512

        d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a

      • memory/2868-132-0x0000000000000000-mapping.dmp