Analysis

  • max time kernel
    120s
  • max time network
    18s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    21/10/2024, 14:06

General

  • Target

    81d247da528fd47ef2e6773204f5f0aff56e16f0a484cce1b3bf217a50568281N.exe

  • Size

    2.6MB

  • MD5

    9d752bdae09a495d85880ae91a3a6aa0

  • SHA1

    ec619537bebd9e9bd52918f4c95cbfb3fe98b634

  • SHA256

    81d247da528fd47ef2e6773204f5f0aff56e16f0a484cce1b3bf217a50568281

  • SHA512

    5d6a717459ad495c5416919201e8c4df624c931eb9e05dccaed776d956087768f757c542be407d925a52db1614efb9360c2b8177109f409934d8106cec5438c7

  • SSDEEP

    49152:sxX7665YxRVplZzSKntlGIiT+HvRdpcAHSjpjK3LBbB/bS:sxX7QnxrloE5dpUpsb

Malware Config

Signatures

  • Drops startup file 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 2 IoCs
  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Adds Run key to start application 2 TTPs 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\81d247da528fd47ef2e6773204f5f0aff56e16f0a484cce1b3bf217a50568281N.exe
    "C:\Users\Admin\AppData\Local\Temp\81d247da528fd47ef2e6773204f5f0aff56e16f0a484cce1b3bf217a50568281N.exe"
    1⤵
    • Drops startup file
    • Loads dropped DLL
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2936
    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\locxdob.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\locxdob.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:2892
    • C:\IntelprocDA\devoptiloc.exe
      C:\IntelprocDA\devoptiloc.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:2900

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\IntelprocDA\devoptiloc.exe

          Filesize

          2.6MB

          MD5

          6ba76a2523d8758801d460e83b045f60

          SHA1

          e9d4803d9e80ebdac44f694abad3ff1660e47a2c

          SHA256

          1202d03192d7f4c2f00b629c16d27d1671f667857a9e6498b6ca1504ca61d958

          SHA512

          3bf2b9fc054382fd74e4dce8af9206ffe360dbe9a3935ffc925a3c54ca2cf16cd1915d5b3e79a6d2a425cfe32ad7ccae439002729f5815676a273262f277a650

        • C:\Users\Admin\253086396416_6.1_Admin.ini

          Filesize

          177B

          MD5

          246990f3df5ee902e609070782234d87

          SHA1

          baa7294ec0b081c8a4afbd3b3b5d3ae883b6378d

          SHA256

          ef07da7d2ec485faf199040633d4cc2410c586d5c01d49e8d0ee70b6c0eea449

          SHA512

          388f423f0be98c33e94798f3b5fc63912a77a099b78baa1096d5b4dc98fb7408f97d09f0e0ba16b04dcb734039057158b5c7a99a6a1f7df567bcf71d6534998c

        • C:\Users\Admin\253086396416_6.1_Admin.ini

          Filesize

          209B

          MD5

          17e1756e81b9ccbd5c8310a1eb95a4c7

          SHA1

          a0daa095a6c26c89e6463218152c376cb5f13997

          SHA256

          ad90ab695789e54adbda35b86076ffa560ca798d5dc90a4dbe4315c0fb30a4c0

          SHA512

          c8bca9425ca12f4ad860601dae79645469997215746b9ddc1b246eb23de3430bb88ab95d5b823f28acb23c697a4d951fbc9ba2cbf6dfd7f644e9a3af159ba776

        • C:\VidOV\optidevloc.exe

          Filesize

          2.6MB

          MD5

          1cdae0f9db8f43a46dcba7f8bff780f3

          SHA1

          005ddf225bcac2864ed87870882f7c7f5b27889d

          SHA256

          242fd72edcbc67ae38f8b551bf451592a56817c3a54e75144d85e1aa5bdcfe84

          SHA512

          203a5010fe1ace346c8218aea276c99070215af070ec1d6e070b9bdb9bc796e247c1d3f1d850a914536d25be525f81c61a98839b57f287dd7a88389453c59d95

        • C:\VidOV\optidevloc.exe

          Filesize

          2.6MB

          MD5

          c673def79898eb6634cc7189733ea732

          SHA1

          ad71b1b4e10769b4107e5e091a7e79e026d877a5

          SHA256

          fac1e415c6eb34d38bd015c6bc87ace7927ba602b610906806de5fbd80a66979

          SHA512

          fce34a10a06345c9a78e5471dbddb9557c1f81c08a67320a80743f5765871a820b7554e19fb0754c1d949d67320fae9176269bcf552f097680757b7a66b52109

        • \Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\locxdob.exe

          Filesize

          2.6MB

          MD5

          06c284af3eee9c354c91a11ceaa9c2c5

          SHA1

          9b9caa0e4cd5684f6f14f7df17d6a637986368ec

          SHA256

          afd445c6356dd62253fc239bbd931c8d76e82e6017820d1c3fd9a2b5397e2c59

          SHA512

          6edd7cfbc67ca443fcc5a929511a0c732d25eb8909d88e3502443fc70c1a274c0c1184dbab3b61219e45b1fde5bb278ea1644ccceb4243d8aa2b1c76f65014ac