Resubmissions

03/08/2024, 15:17

240803-spc9laxcpn6

03/08/2024, 14:57

240803-sbjt8awhmk7

03/08/2024, 11:48

240803-nyplrssbmr6

Analysis

  • max time kernel
    125s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/08/2024, 11:48

General

  • Target
    BetterDiscord-Windows.exe
  • Size 75.1MB
  • Sample240803-nyplrssbmr
  • SHA256 249bdaa4332b3e1a3a2148d4fd587a42bd48615af556d1c72da51c55bb2ca697
  • MD5 SHA1 SHA512 SSDEEP
Score
5/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 2 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 5 IoCs
  • Loads dropped DLL 11 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 6 IoCs

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

  • Modifies system certificate store 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of WriteProcessMemory 53 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\BetterDiscord-Windows.exe
    "C:\Users\Admin\AppData\Local\Temp\BetterDiscord-Windows.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3236
    • C:\Users\Admin\AppData\Local\Temp\2PqhVVPE5kPb0ewa547FygNUcPX\BetterDiscord.exe
      C:\Users\Admin\AppData\Local\Temp\2PqhVVPE5kPb0ewa547FygNUcPX\BetterDiscord.exe
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Modifies system certificate store
      • Suspicious use of WriteProcessMemory
      PID:3804
      • C:\Users\Admin\AppData\Local\Temp\2PqhVVPE5kPb0ewa547FygNUcPX\BetterDiscord.exe
        "C:\Users\Admin\AppData\Local\Temp\2PqhVVPE5kPb0ewa547FygNUcPX\BetterDiscord.exe" --type=gpu-process --field-trial-handle=1312,3602025960336700562,12453637616518467617,131072 --disable-features=CookiesWithoutSameSiteMustBeSecure,SameSiteByDefaultCookies,SpareRendererForSitePerProcess,WinRetrieveSuggestionsOnlyOnDemand --gpu-preferences=SAAAAAAAAADgAAAwAAAAAAAAAAAAAAAAAABgAAAAAAAoAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAB4AAAAAAAAAHgAAAAAAAAAKAAAAAQAAAAgAAAAAAAAACgAAAAAAAAAMAAAAAAAAAA4AAAAAAAAABAAAAAAAAAAAAAAAAUAAAAQAAAAAAAAAAAAAAAGAAAAEAAAAAAAAAABAAAABQAAABAAAAAAAAAAAQAAAAYAAAAIAAAAAAAAAAgAAAAAAAAA --mojo-platform-channel-handle=1620 /prefetch:2
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        PID:1376
      • C:\Users\Admin\AppData\Local\Temp\2PqhVVPE5kPb0ewa547FygNUcPX\BetterDiscord.exe
        "C:\Users\Admin\AppData\Local\Temp\2PqhVVPE5kPb0ewa547FygNUcPX\BetterDiscord.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --field-trial-handle=1312,3602025960336700562,12453637616518467617,131072 --disable-features=CookiesWithoutSameSiteMustBeSecure,SameSiteByDefaultCookies,SpareRendererForSitePerProcess,WinRetrieveSuggestionsOnlyOnDemand --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2144 /prefetch:8
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        PID:3132
      • C:\Users\Admin\AppData\Local\Temp\2PqhVVPE5kPb0ewa547FygNUcPX\BetterDiscord.exe
        "C:\Users\Admin\AppData\Local\Temp\2PqhVVPE5kPb0ewa547FygNUcPX\BetterDiscord.exe" --type=renderer --field-trial-handle=1312,3602025960336700562,12453637616518467617,131072 --disable-features=CookiesWithoutSameSiteMustBeSecure,SameSiteByDefaultCookies,SpareRendererForSitePerProcess,WinRetrieveSuggestionsOnlyOnDemand --lang=en-US --app-path="C:\Users\Admin\AppData\Local\Temp\2PqhVVPE5kPb0ewa547FygNUcPX\resources\app.asar" --no-sandbox --no-zygote --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=3 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=2392 /prefetch:1
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        PID:3824
      • C:\Users\Admin\AppData\Local\Temp\2PqhVVPE5kPb0ewa547FygNUcPX\BetterDiscord.exe
        "C:\Users\Admin\AppData\Local\Temp\2PqhVVPE5kPb0ewa547FygNUcPX\BetterDiscord.exe" --type=gpu-process --field-trial-handle=1312,3602025960336700562,12453637616518467617,131072 --disable-features=CookiesWithoutSameSiteMustBeSecure,SameSiteByDefaultCookies,SpareRendererForSitePerProcess,WinRetrieveSuggestionsOnlyOnDemand --disable-gpu-sandbox --use-gl=disabled --gpu-vendor-id=4318 --gpu-device-id=140 --gpu-sub-system-id=0 --gpu-revision=0 --gpu-driver-version=10.0.19041.546 --gpu-preferences=SAAAAAAAAADoAAAwAAAAAAAAAAAAAAAAAABgAAAQAAAoAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAB4AAAAAAAAAHgAAAAAAAAAKAAAAAQAAAAgAAAAAAAAACgAAAAAAAAAMAAAAAAAAAA4AAAAAAAAABAAAAAAAAAAAAAAAAUAAAAQAAAAAAAAAAAAAAAGAAAAEAAAAAAAAAABAAAABQAAABAAAAAAAAAAAQAAAAYAAAAIAAAAAAAAAAgAAAAAAAAA --mojo-platform-channel-handle=2780 /prefetch:2
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        PID:3496
  • C:\Windows\System32\CompPkgSrv.exe
    C:\Windows\System32\CompPkgSrv.exe -Embedding
    1⤵
      PID:1428

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          chrome_100_percent.pak

          • Path C:\Users\Admin\AppData\Local\Temp\2PqhVVPE5kPb0ewa547FygNUcPX\chrome_100_percent.pak
          • Size 138KB
          • SHA256 c3f131faeefab4f506bf61c4b7752a6481f320429731d758ef5413a2f71441f7
          • MD5 SHA1 SHA512 SSDEEP

          chrome_200_percent.pak

          • Path C:\Users\Admin\AppData\Local\Temp\2PqhVVPE5kPb0ewa547FygNUcPX\chrome_200_percent.pak
          • Size 202KB
          • SHA256 b8704be578e7396ee3f2188d0c87d0ede5c5702e9bb8c841b5f8d458abf1356d
          • MD5 SHA1 SHA512 SSDEEP

          d3dcompiler_47.dll

          • Path C:\Users\Admin\AppData\Local\Temp\2PqhVVPE5kPb0ewa547FygNUcPX\d3dcompiler_47.dll
          • Size 3.5MB
          • SHA256 2630f4188bd2ea5451ca61d83869bf7068a4f0440401c949a9feb9fb476e15df
          • MD5 SHA1 SHA512 SSDEEP

          ffmpeg.dll

          • Path C:\Users\Admin\AppData\Local\Temp\2PqhVVPE5kPb0ewa547FygNUcPX\ffmpeg.dll
          • Size 2.5MB
          • SHA256 0d4ebdd32f016c6eb203aef4c70ad2f93fa68e5b9e92087a862b21f8133c7319
          • MD5 SHA1 SHA512 SSDEEP

          icudtl.dat

          • Path C:\Users\Admin\AppData\Local\Temp\2PqhVVPE5kPb0ewa547FygNUcPX\icudtl.dat
          • Size 9.9MB
          • SHA256 6e0b6b0d9e14c905f2278dbf25b7bb58cc0622b7680e3b6ff617a1d42348736b
          • MD5 SHA1 SHA512 SSDEEP

          libEGL.dll

          • Path C:\Users\Admin\AppData\Local\Temp\2PqhVVPE5kPb0ewa547FygNUcPX\libEGL.dll
          • Size 346KB
          • SHA256 2166f8830bfbf3d574d7654bd927fe6e05fb74fb05d8e57af59c93090f6bc2a6
          • MD5 SHA1 SHA512 SSDEEP

          libGLESv2.dll

          • Path C:\Users\Admin\AppData\Local\Temp\2PqhVVPE5kPb0ewa547FygNUcPX\libGLESv2.dll
          • Size 6.6MB
          • SHA256 3672e62c20b1d253ad642e155ae32ba5c1ca1f2cce37565c71a7d8aad21515dd
          • MD5 SHA1 SHA512 SSDEEP

          en-US.pak

          • Path C:\Users\Admin\AppData\Local\Temp\2PqhVVPE5kPb0ewa547FygNUcPX\locales\en-US.pak
          • Size 88KB
          • SHA256 781ef5aa8dce072a3e7732f39a7e991c497c70bfaec2264369d0d790ab7660a4
          • MD5 SHA1 SHA512 SSDEEP

          resources.pak

          • Path C:\Users\Admin\AppData\Local\Temp\2PqhVVPE5kPb0ewa547FygNUcPX\resources.pak
          • Size 4.9MB
          • SHA256 a30b8269e588c6cc2cea5fd4685da3012fd10451edb59a283005116f8e033182
          • MD5 SHA1 SHA512 SSDEEP

          app.asar

          • Path C:\Users\Admin\AppData\Local\Temp\2PqhVVPE5kPb0ewa547FygNUcPX\resources\app.asar
          • Size 1.1MB
          • SHA256 eaddb78f5f24d73c75e3f016457e79f0c1685d5add4ec5647efdcb3e5841b7b5
          • MD5 SHA1 SHA512 SSDEEP

          background.png

          • Path C:\Users\Admin\AppData\Local\Temp\2PqhVVPE5kPb0ewa547FygNUcPX\resources\assets\images\background.png
          • Size 297B
          • SHA256 1d370406c3b0c6bfe109feb76229fd4a0fe1d4171ae2a77655a0fd3264558d2f
          • MD5 SHA1 SHA512

          license.txt

          • Path C:\Users\Admin\AppData\Local\Temp\2PqhVVPE5kPb0ewa547FygNUcPX\resources\assets\license.txt
          • Size 2KB
          • SHA256 267c8e6f5387fa5d54290044d30a5da427be3597fa7815c32689a533eaee8886
          • MD5 SHA1 SHA512

          v8_context_snapshot.bin

          • Path C:\Users\Admin\AppData\Local\Temp\2PqhVVPE5kPb0ewa547FygNUcPX\v8_context_snapshot.bin
          • Size 161KB
          • SHA256 72c3c123f10eb6e24c83ee40727a3a632cf7a8b062a3b7c7b41db4bfeda52ce4
          • MD5 SHA1 SHA512 SSDEEP

          BgImage.dll

          • Path C:\Users\Admin\AppData\Local\Temp\nsr96E2.tmp\BgImage.dll
          • Size 7KB
          • SHA256 e27efa5dfde875bd6b826fafb4c7698db6b6e30e68715a1c03eb018e3170fc04
          • MD5 SHA1 SHA512 SSDEEP

          StdUtils.dll

          • Path C:\Users\Admin\AppData\Local\Temp\nsr96E2.tmp\StdUtils.dll
          • Size 100KB
          • SHA256 b72e9013a6204e9f01076dc38dabbf30870d44dfc66962adbf73619d4331601e
          • MD5 SHA1 SHA512 SSDEEP

          System.dll

          • Path C:\Users\Admin\AppData\Local\Temp\nsr96E2.tmp\System.dll
          • Size 12KB
          • SHA256 3eb38ae99653a7dbc724132ee240f6e5c4af4bfe7c01d31d23faf373f9f2eaca
          • MD5 SHA1 SHA512 SSDEEP

          Network Persistent State

          • Path C:\Users\Admin\AppData\Roaming\BetterDiscord Installer\Network Persistent State
          • Size 175B
          • SHA256 bd367325bb3c469e1aa6dcff50b6296b9b8d5bf5bed538f01f36c29b0603511a
          • MD5 SHA1 SHA512

          Network Persistent State~RFe58bf34.TMP

          • Path C:\Users\Admin\AppData\Roaming\BetterDiscord Installer\Network Persistent State~RFe58bf34.TMP
          • Size 59B
          • SHA256 226eec4486509917aa336afebd6ff65777b75b65f1fb06891d2a857a9421a974
          • MD5 SHA1 SHA512

          default.dic

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Spelling\en-US\default.dic
          • Size 2B
          • SHA256 b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209
          • MD5 SHA1 SHA512