Analysis

  • max time kernel
    180s
  • max time network
    234s
  • 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 19:35

General

  • Target

    c4905216081d9113e497548a67c77d7cbf87301e28d958f04b406a42e225f059.exe

  • Size

    931KB

  • MD5

    f18889faf69e4e68374772ed126dcc39

  • SHA1

    7adf962d6c113fcb76a17d7d39842f4cdbb1d49f

  • SHA256

    c4905216081d9113e497548a67c77d7cbf87301e28d958f04b406a42e225f059

  • SHA512

    2dc98aad00f402d60350d11b234dc8ceae53f0a4c809a87b5d3839e5433b4206e7de9d5ccaf5ab12a8d5d4bfba30ab4345793b517f541edf5800acb04148bdee

  • SSDEEP

    24576:h1OYdaOaCZ/iWCvu/2sWsJA/jlt+DHhs9:h1OssCpYO/dJJDHhs9

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\c4905216081d9113e497548a67c77d7cbf87301e28d958f04b406a42e225f059.exe
    "C:\Users\Admin\AppData\Local\Temp\c4905216081d9113e497548a67c77d7cbf87301e28d958f04b406a42e225f059.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1220
    • C:\Users\Admin\AppData\Local\Temp\7zSDC85.tmp\bP35blynMahSTKK.exe
      .\bP35blynMahSTKK.exe
      2⤵
      • Executes dropped EXE
      • Drops Chrome extension
      • Drops file in System32 directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1284
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc
    1⤵
      PID:4236
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum
      1⤵
        PID:2024

      Network

      MITRE ATT&CK Enterprise v6

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\7zSDC85.tmp\[email protected]\bootstrap.js
        Filesize

        2KB

        MD5

        df13f711e20e9c80171846d4f2f7ae06

        SHA1

        56d29cda58427efe0e21d3880d39eb1b0ef60bee

        SHA256

        6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

        SHA512

        6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

      • C:\Users\Admin\AppData\Local\Temp\7zSDC85.tmp\[email protected]\chrome.manifest
        Filesize

        35B

        MD5

        af70d0e632e22a8459dadf3dec828903

        SHA1

        f0214e87554322071fc99206e026b7a37882a15f

        SHA256

        d34087bc95100672482916dcb79051d4ae0d5bb8fd0d31c2fcfdbb3c3ee25eba

        SHA512

        4556ad2cf0bb3c2dac965f45b420cae27e49d1065b231524707dd1d15bb17be42fc50f1b1dd0edb345a52eba202d095aea3add5c1ebec8eca6a0d46bae1d6b92

      • C:\Users\Admin\AppData\Local\Temp\7zSDC85.tmp\[email protected]\content\bg.js
        Filesize

        8KB

        MD5

        b5985b7bfa32c01e95fa0308ef295bf9

        SHA1

        0df0b443b817f4df9b0da3e883806a10165ed168

        SHA256

        263349396b6df7ec376caac3b86e4039877cf546f4b82a1fd5dc3538b99cb26d

        SHA512

        6792f41db8294a407065aea58a59a8245b3a448bafa92ab10e7ccc5c814c3573467c9430671f021d10bad9a153113120b214a7bd710a8a5e5f12bc6277fec399

      • C:\Users\Admin\AppData\Local\Temp\7zSDC85.tmp\[email protected]\install.rdf
        Filesize

        591B

        MD5

        8e835048f0ce3a0de8257aa7c88863ed

        SHA1

        ebbab9383cd0a93a5326c79d67c20ab11fa0626e

        SHA256

        dcb5948e864848849f771d6fdcef92edb018818fc89bcd110e4f3fdcb38d8261

        SHA512

        cb7fd92fc9aaccd34eb20b081d814fecfa98d372a42c46f48b0a9b65b8d051989dba8ff9239b69b50c11bcc57ac418fc5df131fc70609be6bf95820254a94b34

      • C:\Users\Admin\AppData\Local\Temp\7zSDC85.tmp\bP35blynMahSTKK.dat
        Filesize

        1KB

        MD5

        86de6df7980d8858230568dc49481e25

        SHA1

        4c51662a183e9e116ae672a4c6ded46f608342bd

        SHA256

        4a17b5b79206ccfa400818663d298a0fa1900f9e546acf2ec5495ff6e6b0160b

        SHA512

        128b6072701a5d903eb2ac8f36ee70b82267b03a4c9c7b6b6aeaa5f98c609251cfe1ac753c944bb7c1a98d20709a9a78401d1bab509ae9400e47ce18d4ccc707

      • C:\Users\Admin\AppData\Local\Temp\7zSDC85.tmp\bP35blynMahSTKK.exe
        Filesize

        772KB

        MD5

        5ed7019dcd0008dbcd8e54017b8c7dd9

        SHA1

        7e4457da2ff06c2170bad636c9eb7c1bb436fd06

        SHA256

        7f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7

        SHA512

        10cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db

      • C:\Users\Admin\AppData\Local\Temp\7zSDC85.tmp\bP35blynMahSTKK.exe
        Filesize

        772KB

        MD5

        5ed7019dcd0008dbcd8e54017b8c7dd9

        SHA1

        7e4457da2ff06c2170bad636c9eb7c1bb436fd06

        SHA256

        7f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7

        SHA512

        10cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db

      • C:\Users\Admin\AppData\Local\Temp\7zSDC85.tmp\kfkhbgmbgggjofhafbddgmnaaiegbjpo\background.html
        Filesize

        143B

        MD5

        9a603de2aed3dc182507b84d3d6b4bcb

        SHA1

        cd49ff3ee33319132c767611a49112686df94ca1

        SHA256

        2d9e9a66c5322e07028300d046423f3b915a61ac04710a290d6785b741c4fecb

        SHA512

        4c60122f082709a7731eed45aed7b4ff005b4b62742d7c855571ae12051c20dfb133b41fa0f1e8842d5dfb4da60cd6f2688a1906876817bbd3c503cebdf2797c

      • C:\Users\Admin\AppData\Local\Temp\7zSDC85.tmp\kfkhbgmbgggjofhafbddgmnaaiegbjpo\content.js
        Filesize

        144B

        MD5

        fca19198fd8af21016a8b1dec7980002

        SHA1

        fd01a47d14004e17a625efe66cc46a06c786cf40

        SHA256

        332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

        SHA512

        60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

      • C:\Users\Admin\AppData\Local\Temp\7zSDC85.tmp\kfkhbgmbgggjofhafbddgmnaaiegbjpo\lsdb.js
        Filesize

        531B

        MD5

        36d98318ab2b3b2585a30984db328afb

        SHA1

        f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

        SHA256

        ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

        SHA512

        6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

      • C:\Users\Admin\AppData\Local\Temp\7zSDC85.tmp\kfkhbgmbgggjofhafbddgmnaaiegbjpo\manifest.json
        Filesize

        498B

        MD5

        640199ea4621e34510de919f6a54436f

        SHA1

        dc65dbfad02bd2688030bd56ca1cab85917a9937

        SHA256

        e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af

        SHA512

        d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a

      • C:\Users\Admin\AppData\Local\Temp\7zSDC85.tmp\kfkhbgmbgggjofhafbddgmnaaiegbjpo\qhvYeg.js
        Filesize

        6KB

        MD5

        c1201289d69cce3f18622914f7c5fa53

        SHA1

        b7f2516c1341bca753e9f180f73b7e13b1839f0b

        SHA256

        fc7bf7516cd53f1c7b7531d033a945633560fc2342d09c5c2f48a232e130fa6b

        SHA512

        1a4d4c1a5f409e03136f0bc0ade97750acae3a1c3bc0a87c8d78ff7f37a7aa5ee1bf2912d9f27691d7aa33368d09cd0049b83a3c86ad55813737a9858f075e49

      • memory/1284-132-0x0000000000000000-mapping.dmp