Analysis

  • max time kernel
    192s
  • max time network
    206s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-11-2022 21:06

General

  • Target

    a83ee09f9b54802b2b90356eecc8543ec5871b201d85e749c65f40237f076c76.exe

  • Size

    920KB

  • MD5

    51912b798cd8ae90f6e7f9cb7c447180

  • SHA1

    de3b25e6e2a79690bf35f15459ef869bee5d2137

  • SHA256

    a83ee09f9b54802b2b90356eecc8543ec5871b201d85e749c65f40237f076c76

  • SHA512

    dda2d482a24513bd82454dcbfe788aacc0992e36065fb2ad6b1bcdb46e2ffc7c07924a1a16573f29fafc8d26d730b97a89590fb33d6eda5d7a695579bc1ce9b4

  • SSDEEP

    24576:h1OYdaOeMtdHAqcdDVhYwiei7+EpFAh/kKQ:h1Os7PHVmVhYwiLtKkKQ

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\a83ee09f9b54802b2b90356eecc8543ec5871b201d85e749c65f40237f076c76.exe
    "C:\Users\Admin\AppData\Local\Temp\a83ee09f9b54802b2b90356eecc8543ec5871b201d85e749c65f40237f076c76.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3388
    • C:\Users\Admin\AppData\Local\Temp\7zS7109.tmp\vpIIWEPZ5OaLSnr.exe
      .\vpIIWEPZ5OaLSnr.exe
      2⤵
      • Executes dropped EXE
      • Drops Chrome extension
      • Drops file in System32 directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3580
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum
    1⤵
      PID:3604
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc
      1⤵
        PID:5012

      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\7zS7109.tmp\[email protected]\bootstrap.js
        Filesize

        2KB

        MD5

        df13f711e20e9c80171846d4f2f7ae06

        SHA1

        56d29cda58427efe0e21d3880d39eb1b0ef60bee

        SHA256

        6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

        SHA512

        6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

      • C:\Users\Admin\AppData\Local\Temp\7zS7109.tmp\[email protected]\chrome.manifest
        Filesize

        35B

        MD5

        fd6f151edb31f92fe0d6e141faff31e1

        SHA1

        96d96b182dcbf29a53cf1510bdd2ebf0153e4d33

        SHA256

        73dd8cbb4439eca1549afeacd6e0577102dbbc3dc97bd7e0d257eba5f09d448c

        SHA512

        bc6fee89db5a05c1774560a022061417d4a7567c58f58c72965e500a85703f2db4dcba15675b6446d64d013a2ff81a311011c56fbe6f2b2e79d6985152112440

      • C:\Users\Admin\AppData\Local\Temp\7zS7109.tmp\[email protected]\content\bg.js
        Filesize

        8KB

        MD5

        f04be1a5d96cfc46f903755808238525

        SHA1

        aab1614251548ba672e3f0fefb6659d1e217bfb0

        SHA256

        af5f86b7a55a97b86e51b14446051a9aba257f486dcca5dc77adbc00a968d065

        SHA512

        b020667535bbd75fd3d8bb6bf0412ef9ffb6842847b1e3b95a8ecec32571cb7f4898e79acd686b88a6e58260ec05a4e3f3938aea5cfd2b7ca2b1d271fbf209f4

      • C:\Users\Admin\AppData\Local\Temp\7zS7109.tmp\[email protected]\install.rdf
        Filesize

        593B

        MD5

        66632ed67c6082d7a1375f442b8e8165

        SHA1

        8562afed4d8e6575558025bbc21cb62a0bea17a9

        SHA256

        d12cba3f8b10bbe81f2acc02d184f7251cef9a3dd34b705198b8fada415f83e3

        SHA512

        2dcc538efa48a681b8c68eee722c86caf77beeab45d58782d6919dda0c5cfe3bdf90918940de7df21effd91338ff15b9b344f36c79b20a8c65f233b99b144469

      • C:\Users\Admin\AppData\Local\Temp\7zS7109.tmp\ipginbemenfeoggdcalaejicmphdhkod\background.html
        Filesize

        143B

        MD5

        c9fddb0095abb3a7f71562834f563d8b

        SHA1

        03ca04b3fd8eb76264a6998eefcc495d94c913cc

        SHA256

        e35b8cecaa1aa567da7ea57fa6f2721d793d88f42a206e1f104db81bda1243d8

        SHA512

        f5961f8a56900ee64558c48b808cebf876d127b74429e4e6f501c7d06d2c5be8fae2e756d07071be7fde2ddb68fb7a1d03179c5237f6b7030cb85fce3a933147

      • C:\Users\Admin\AppData\Local\Temp\7zS7109.tmp\ipginbemenfeoggdcalaejicmphdhkod\content.js
        Filesize

        144B

        MD5

        fca19198fd8af21016a8b1dec7980002

        SHA1

        fd01a47d14004e17a625efe66cc46a06c786cf40

        SHA256

        332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

        SHA512

        60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

      • C:\Users\Admin\AppData\Local\Temp\7zS7109.tmp\ipginbemenfeoggdcalaejicmphdhkod\lsdb.js
        Filesize

        531B

        MD5

        36d98318ab2b3b2585a30984db328afb

        SHA1

        f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

        SHA256

        ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

        SHA512

        6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

      • C:\Users\Admin\AppData\Local\Temp\7zS7109.tmp\ipginbemenfeoggdcalaejicmphdhkod\manifest.json
        Filesize

        498B

        MD5

        640199ea4621e34510de919f6a54436f

        SHA1

        dc65dbfad02bd2688030bd56ca1cab85917a9937

        SHA256

        e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af

        SHA512

        d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a

      • C:\Users\Admin\AppData\Local\Temp\7zS7109.tmp\ipginbemenfeoggdcalaejicmphdhkod\tDb3qV.js
        Filesize

        6KB

        MD5

        eba5cbd03d8f2c3f44c9d8fe22bf8daa

        SHA1

        790af7f57691ff4be3ccc3c45932e5dcd5fb5d0b

        SHA256

        a30ea9fa97b647a242cadfdc18c96521a6c2949c3b8f7a052062b3c76237a205

        SHA512

        4004edaed851b23c06454e5bbfd6f923c5af212b93adb222d94bb213747f7333dabe8c18fc07680cfda2a47034c4c4637d413f41fa3ff5205a466b66c9239f16

      • C:\Users\Admin\AppData\Local\Temp\7zS7109.tmp\vpIIWEPZ5OaLSnr.dat
        Filesize

        1KB

        MD5

        848c1f1462507e3c4cb8a4be595da574

        SHA1

        abe75377d22a9d84e470e2a39b5bddb431b8df91

        SHA256

        2fdf1b0e95c1c3efd507911eda9fcea0edbf503eae1221c1bcd318cf64c8f923

        SHA512

        5f563963bf5bd66a9f37c7e40ffd8f21704e913cafd609c2bbac16b8a0be92a01b45b2f45fbf767b96c3ba5dc3d0e66b9f965c4a551d8f849f0f8e05ef246935

      • C:\Users\Admin\AppData\Local\Temp\7zS7109.tmp\vpIIWEPZ5OaLSnr.exe
        Filesize

        760KB

        MD5

        dcd148f6f3af3e3b0935c4fcc9f41811

        SHA1

        ee9bdbc7c568c7832d90b85921ab20030b6734cd

        SHA256

        f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4

        SHA512

        34be8e60dc2decf8287a71516f359e80bb858ce52218dde1b01c821c9b95be38821f068b79b0da8dbe90865560e7ddab77b25e3971dda9be667fb3ae8f174886

      • C:\Users\Admin\AppData\Local\Temp\7zS7109.tmp\vpIIWEPZ5OaLSnr.exe
        Filesize

        760KB

        MD5

        dcd148f6f3af3e3b0935c4fcc9f41811

        SHA1

        ee9bdbc7c568c7832d90b85921ab20030b6734cd

        SHA256

        f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4

        SHA512

        34be8e60dc2decf8287a71516f359e80bb858ce52218dde1b01c821c9b95be38821f068b79b0da8dbe90865560e7ddab77b25e3971dda9be667fb3ae8f174886

      • memory/3580-132-0x0000000000000000-mapping.dmp