Analysis

  • max time kernel
    92s
  • max time network
    103s
  • platform
    windows11-21h2_x64
  • resource
    win11-20250218-en
  • resource tags

    arch:x64arch:x86image:win11-20250218-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    28/02/2025, 00:16

General

  • Target

    https://gofile.io/d/c4CdSk

Malware Config

Signatures

  • Discord RAT

    A RAT written in C# using Discord as a C2.

  • Discordrat family
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • NTFS ADS 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --start-maximized --single-argument https://gofile.io/d/c4CdSk
    1⤵
      PID:2840
    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --string-annotations --video-capture-use-gpu-memory-buffer --lang=en-US --js-flags=--ms-user-locale= --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=26 --always-read-main-dll --field-trial-handle=5204,i,15649525946647017290,18280675210331818801,262144 --variations-seed-version --mojo-platform-channel-handle=1924 /prefetch:1
      1⤵
        PID:1692
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --string-annotations --video-capture-use-gpu-memory-buffer --lang=en-US --js-flags=--ms-user-locale= --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=25 --always-read-main-dll --field-trial-handle=3216,i,15649525946647017290,18280675210331818801,262144 --variations-seed-version --mojo-platform-channel-handle=5656 /prefetch:1
        1⤵
          PID:1028
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --string-annotations --always-read-main-dll --field-trial-handle=5816,i,15649525946647017290,18280675210331818801,262144 --variations-seed-version --mojo-platform-channel-handle=5244 /prefetch:14
          1⤵
            PID:1996
          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=entity_extraction_service.mojom.Extractor --lang=en-US --service-sandbox-type=entity_extraction --onnx-enabled-for-ee --string-annotations --always-read-main-dll --field-trial-handle=5828,i,15649525946647017290,18280675210331818801,262144 --variations-seed-version --mojo-platform-channel-handle=5836 /prefetch:14
            1⤵
              PID:908
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --string-annotations --disable-gpu-compositing --video-capture-use-gpu-memory-buffer --lang=en-US --js-flags=--ms-user-locale= --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=29 --always-read-main-dll --field-trial-handle=6128,i,15649525946647017290,18280675210331818801,262144 --variations-seed-version --mojo-platform-channel-handle=6064 /prefetch:1
              1⤵
                PID:2448
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --string-annotations --disable-gpu-compositing --video-capture-use-gpu-memory-buffer --lang=en-US --js-flags=--ms-user-locale= --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=30 --always-read-main-dll --field-trial-handle=6264,i,15649525946647017290,18280675210331818801,262144 --variations-seed-version --mojo-platform-channel-handle=4764 /prefetch:1
                1⤵
                  PID:3456
                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=edge_collections.mojom.CollectionsDataManager --lang=en-US --service-sandbox-type=collections --string-annotations --always-read-main-dll --field-trial-handle=6160,i,15649525946647017290,18280675210331818801,262144 --variations-seed-version --mojo-platform-channel-handle=6044 /prefetch:14
                  1⤵
                    PID:340
                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --string-annotations --disable-gpu-compositing --video-capture-use-gpu-memory-buffer --lang=en-US --js-flags=--ms-user-locale= --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=32 --always-read-main-dll --field-trial-handle=5988,i,15649525946647017290,18280675210331818801,262144 --variations-seed-version --mojo-platform-channel-handle=6028 /prefetch:1
                    1⤵
                      PID:4512
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=chrome.mojom.FileUtilService --lang=en-US --service-sandbox-type=service --string-annotations --always-read-main-dll --field-trial-handle=6784,i,15649525946647017290,18280675210331818801,262144 --variations-seed-version --mojo-platform-channel-handle=6780 /prefetch:14
                      1⤵
                        PID:4616
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=quarantine.mojom.Quarantine --lang=en-US --service-sandbox-type=none --string-annotations --always-read-main-dll --field-trial-handle=6780,i,15649525946647017290,18280675210331818801,262144 --variations-seed-version --mojo-platform-channel-handle=6856 /prefetch:14
                        1⤵
                        • NTFS ADS
                        PID:4828
                      • C:\Windows\System32\rundll32.exe
                        C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
                        1⤵
                          PID:2944
                        • C:\Users\Admin\Downloads\675646564\builder.exe
                          "C:\Users\Admin\Downloads\675646564\builder.exe"
                          1⤵
                          • System Location Discovery: System Language Discovery
                          PID:1556
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=edge_search_indexer.mojom.SearchIndexerInterfaceBroker --lang=en-US --service-sandbox-type=search_indexer --message-loop-type-ui --string-annotations --always-read-main-dll --field-trial-handle=5324,i,15649525946647017290,18280675210331818801,262144 --variations-seed-version --mojo-platform-channel-handle=5308 /prefetch:14
                          1⤵
                            PID:4932
                          • C:\Users\Admin\Downloads\675646564\Release\Discord rat.exe
                            "C:\Users\Admin\Downloads\675646564\Release\Discord rat.exe"
                            1⤵
                            • Suspicious use of AdjustPrivilegeToken
                            PID:3564
                          • C:\Users\Admin\Downloads\675646564\builder.exe
                            "C:\Users\Admin\Downloads\675646564\builder.exe"
                            1⤵
                            • System Location Discovery: System Language Discovery
                            PID:1996

                          Network

                          MITRE ATT&CK Enterprise v15

                          Replay Monitor

                          Loading Replay Monitor...

                          Downloads

                          • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\builder.exe.log

                            Filesize

                            1KB

                            MD5

                            ac45cc773216001c355992d869450b47

                            SHA1

                            1f19c3839b521e1bf1ec7928f32f45234f38ea40

                            SHA256

                            c9c03abe98c496376975747c9b617f5f6e1b50aec09aa8be31aa24e81254901f

                            SHA512

                            3d73620a59089bc05d60ae07f0811ddacd1661599eca096cd9927813f86dc9cebac1de221691373601c743250694de43e408a9e607e813fb28260b1509f84574

                          • memory/1556-12-0x0000000074C00000-0x00000000753B1000-memory.dmp

                            Filesize

                            7.7MB

                          • memory/1556-3-0x0000000074C0E000-0x0000000074C0F000-memory.dmp

                            Filesize

                            4KB

                          • memory/1556-6-0x00000000050A0000-0x0000000005132000-memory.dmp

                            Filesize

                            584KB

                          • memory/1556-7-0x0000000005160000-0x000000000516A000-memory.dmp

                            Filesize

                            40KB

                          • memory/1556-8-0x0000000074C00000-0x00000000753B1000-memory.dmp

                            Filesize

                            7.7MB

                          • memory/1556-9-0x0000000074C0E000-0x0000000074C0F000-memory.dmp

                            Filesize

                            4KB

                          • memory/1556-5-0x0000000005710000-0x0000000005CB6000-memory.dmp

                            Filesize

                            5.6MB

                          • memory/1556-10-0x0000000074C00000-0x00000000753B1000-memory.dmp

                            Filesize

                            7.7MB

                          • memory/1556-4-0x0000000000600000-0x0000000000608000-memory.dmp

                            Filesize

                            32KB

                          • memory/3564-14-0x0000013BE54D0000-0x0000013BE54E8000-memory.dmp

                            Filesize

                            96KB

                          • memory/3564-15-0x0000013BFFB90000-0x0000013BFFD52000-memory.dmp

                            Filesize

                            1.8MB

                          • memory/3564-16-0x00007FFAAACC0000-0x00007FFAAB782000-memory.dmp

                            Filesize

                            10.8MB

                          • memory/3564-17-0x0000013B80530000-0x0000013B80A58000-memory.dmp

                            Filesize

                            5.2MB

                          • memory/3564-18-0x00007FFAAACC3000-0x00007FFAAACC5000-memory.dmp

                            Filesize

                            8KB

                          • memory/3564-19-0x00007FFAAACC0000-0x00007FFAAB782000-memory.dmp

                            Filesize

                            10.8MB

                          • memory/3564-13-0x00007FFAAACC3000-0x00007FFAAACC5000-memory.dmp

                            Filesize

                            8KB