Analysis

  • max time kernel
    24s
  • max time network
    20s
  • platform
    windows10-1703_x64
  • resource
    win10-20240404-en
  • resource tags

    arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
  • submitted
    09-06-2024 16:47

General

  • Target

    https://mega.nz/file/EFJGmYpa#ZiT1wrmVNhIueqpAbxJCQLmQBLShXkITzz4z6pseBS4

Malware Config

Extracted

Family

discordrat

Attributes
  • discord_token

    MTI0NzYzNzgxNDM1NTU1ODQ1MA.G4sbnk.9ezgMP69gww_7bEKEHc545Loau-pps0Zwbt8Ls

  • server_id

    1247638063216201768

Signatures

  • Discord RAT

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

  • Executes dropped EXE 1 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 3 IoCs
  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies data under HKEY_USERS 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 51 IoCs
  • Suspicious use of FindShellTrayWindow 34 IoCs
  • Suspicious use of SendNotifyMessage 24 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe" --disable-background-networking --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument https://mega.nz/file/EFJGmYpa#ZiT1wrmVNhIueqpAbxJCQLmQBLShXkITzz4z6pseBS4
    1⤵
    • Enumerates system info in registry
    • Modifies data under HKEY_USERS
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:4912
    • C:\Program Files\Google\Chrome\Application\chrome.exe
      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" --url=https://clients2.google.com/cr/report --annotation=channel= --annotation=plat=Win64 --annotation=prod=Chrome --annotation=ver=106.0.5249.119 --initial-client-data=0xcc,0xd0,0xd4,0xa8,0xd8,0x7ffa8b599758,0x7ffa8b599768,0x7ffa8b599778
      2⤵
        PID:5028
      • C:\Program Files\Google\Chrome\Application\chrome.exe
        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --gpu-preferences=UAAAAAAAAADgAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=1612 --field-trial-handle=1832,i,18134600131701840189,17478897751893938288,131072 /prefetch:2
        2⤵
          PID:4324
        • C:\Program Files\Google\Chrome\Application\chrome.exe
          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=1736 --field-trial-handle=1832,i,18134600131701840189,17478897751893938288,131072 /prefetch:8
          2⤵
            PID:2108
          • C:\Program Files\Google\Chrome\Application\chrome.exe
            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2096 --field-trial-handle=1832,i,18134600131701840189,17478897751893938288,131072 /prefetch:8
            2⤵
              PID:4288
            • C:\Program Files\Google\Chrome\Application\chrome.exe
              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --first-renderer-process --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --mojo-platform-channel-handle=2968 --field-trial-handle=1832,i,18134600131701840189,17478897751893938288,131072 /prefetch:1
              2⤵
                PID:4484
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=2980 --field-trial-handle=1832,i,18134600131701840189,17478897751893938288,131072 /prefetch:1
                2⤵
                  PID:4976
                • C:\Program Files\Google\Chrome\Application\chrome.exe
                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.ProcessorMetrics --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4616 --field-trial-handle=1832,i,18134600131701840189,17478897751893938288,131072 /prefetch:8
                  2⤵
                    PID:4360
                  • C:\Program Files\Google\Chrome\Application\chrome.exe
                    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=3700 --field-trial-handle=1832,i,18134600131701840189,17478897751893938288,131072 /prefetch:8
                    2⤵
                      PID:2100
                    • C:\Program Files\Google\Chrome\Application\chrome.exe
                      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=audio.mojom.AudioService --lang=en-US --service-sandbox-type=audio --mojo-platform-channel-handle=5196 --field-trial-handle=1832,i,18134600131701840189,17478897751893938288,131072 /prefetch:8
                      2⤵
                        PID:5008
                      • C:\Program Files\Google\Chrome\Application\chrome.exe
                        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilReadIcon --lang=en-US --service-sandbox-type=icon_reader --mojo-platform-channel-handle=5100 --field-trial-handle=1832,i,18134600131701840189,17478897751893938288,131072 /prefetch:8
                        2⤵
                          PID:4548
                        • C:\Program Files\Google\Chrome\Application\chrome.exe
                          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilReadIcon --lang=en-US --service-sandbox-type=icon_reader --mojo-platform-channel-handle=4976 --field-trial-handle=1832,i,18134600131701840189,17478897751893938288,131072 /prefetch:8
                          2⤵
                            PID:2856
                          • C:\Program Files\Google\Chrome\Application\chrome.exe
                            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=quarantine.mojom.Quarantine --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5856 --field-trial-handle=1832,i,18134600131701840189,17478897751893938288,131072 /prefetch:8
                            2⤵
                              PID:3596
                            • C:\Program Files\Google\Chrome\Application\chrome.exe
                              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilReadIcon --lang=en-US --service-sandbox-type=icon_reader --mojo-platform-channel-handle=5576 --field-trial-handle=1832,i,18134600131701840189,17478897751893938288,131072 /prefetch:8
                              2⤵
                                PID:2192
                              • C:\Program Files\Google\Chrome\Application\chrome.exe
                                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilReadIcon --lang=en-US --service-sandbox-type=icon_reader --mojo-platform-channel-handle=5124 --field-trial-handle=1832,i,18134600131701840189,17478897751893938288,131072 /prefetch:8
                                2⤵
                                  PID:1460
                                • C:\Users\Admin\Downloads\Client-built.exe
                                  "C:\Users\Admin\Downloads\Client-built.exe"
                                  2⤵
                                  • Executes dropped EXE
                                  • Suspicious use of AdjustPrivilegeToken
                                  PID:4284
                              • C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe
                                "C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe"
                                1⤵
                                  PID:3684
                                • C:\Windows\system32\AUDIODG.EXE
                                  C:\Windows\system32\AUDIODG.EXE 0x3fc
                                  1⤵
                                  • Suspicious use of AdjustPrivilegeToken
                                  PID:3672

                                Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

                                Loading Replay Monitor...

                                Downloads

                                • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Code Cache\js\index-dir\the-real-index

                                  Filesize

                                  72B

                                  MD5

                                  3fef65ed9394be9d4e7918aa81bdbfff

                                  SHA1

                                  af64f97685797d3aa1cabb13d1c14b1e4e162a18

                                  SHA256

                                  854ba5ba634253a0bcbdfdffb5ca6710a0780f80c2257669e4611bde23ea9b46

                                  SHA512

                                  afa46d26544cd4719cee736b532d02f5645a588581edb18c276708be67e9089cfbe14108ec38a738295aac6ec68b592b4b91e0b7f1fab647ba61235496680ce6

                                • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\File System\000\t\Paths\MANIFEST-000001

                                  Filesize

                                  41B

                                  MD5

                                  5af87dfd673ba2115e2fcf5cfdb727ab

                                  SHA1

                                  d5b5bbf396dc291274584ef71f444f420b6056f1

                                  SHA256

                                  f9d31b278e215eb0d0e9cd709edfa037e828f36214ab7906f612160fead4b2b4

                                  SHA512

                                  de34583a7dbafe4dd0dc0601e8f6906b9bc6a00c56c9323561204f77abbc0dc9007c480ffe4092ff2f194d54616caf50aecbd4a1e9583cae0c76ad6dd7c2375b

                                • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\IndexedDB\https_mega.nz_0.indexeddb.leveldb\CURRENT

                                  Filesize

                                  16B

                                  MD5

                                  46295cac801e5d4857d09837238a6394

                                  SHA1

                                  44e0fa1b517dbf802b18faf0785eeea6ac51594b

                                  SHA256

                                  0f1bad70c7bd1e0a69562853ec529355462fcd0423263a3d39d6d0d70b780443

                                  SHA512

                                  8969402593f927350e2ceb4b5bc2a277f3754697c1961e3d6237da322257fbab42909e1a742e22223447f3a4805f8d8ef525432a7c3515a549e984d3eff72b23

                                • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\TransportSecurity

                                  Filesize

                                  538B

                                  MD5

                                  5b9cea414ea253952dc6d4357e62729c

                                  SHA1

                                  676d88752deef49edfbb8c77c84265d0f3fd3d35

                                  SHA256

                                  ab4f40d8bff060a44d0c62ba44add5b5ca74eab7e85c76cc46ebbf61090100ae

                                  SHA512

                                  b962b1799c29b22d6392b7e375148ca8e4ea8dee24972c2706150f18e62db6dbaeaff7f058a4311d5eabea8934b6ee292884e4fe7a873e0b4c05a06d77cd5a7c

                                • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences

                                  Filesize

                                  6KB

                                  MD5

                                  448a3740eee7336ebecd89c67290df54

                                  SHA1

                                  15ad9c17c80e76583ece564828f1a22ae64686d6

                                  SHA256

                                  0b0ebed811dabed9b3b182ebc4e86d2e72e349de8b973875a87a9beb37a0b5df

                                  SHA512

                                  c123f2d1f8ac37be79d52a9258c32d60228bbecde9752f731bb589839351deca364bc5044df537d908770ba621be799aa603bc998b01053bd0b54c8b6636e217

                                • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences

                                  Filesize

                                  6KB

                                  MD5

                                  c3a2dd6219c78297ae3ac05186cf0c6e

                                  SHA1

                                  456ec83af9b57021816295f0820fe6a06bef5b82

                                  SHA256

                                  534753f5417b92244888c21e7b85ad2154f4a32e28ef4a35cb6128694e058679

                                  SHA512

                                  6b7affe59f73cc1ff47526785ffc126ff3c63d5c4cc7cd3c867eda4564acdaac3e51f1bd3f9e85b9da3efbee8597177c46c6848a17e3e1510fbb2f3a08182311

                                • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Service Worker\ScriptCache\index-dir\the-real-index

                                  Filesize

                                  72B

                                  MD5

                                  ff6f1943bef9e743552f2f8f1d8c1d40

                                  SHA1

                                  e8cbc8f003019f2d39b0d1b4f907216cd4bd1450

                                  SHA256

                                  876b26ffcf28bb71c40d27f23c451368ed00bb8d666a1ff34a186ab4b5fbac3f

                                  SHA512

                                  a789013480b877a375abeb13d3d0390cf2a162e6c9755c730b179a792cda61b813241ea8b9c0708c7416337d44c42452ea598a5725ee09bf195b74c627ba8af6

                                • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Service Worker\ScriptCache\index-dir\the-real-index~RFe598b00.TMP

                                  Filesize

                                  48B

                                  MD5

                                  8c91c37c7d6efe4bd6fd8ba7b86e4936

                                  SHA1

                                  8d7cbed3dde734aa083d1f021f6ff190f61aaba5

                                  SHA256

                                  b33371827fc953cf11fa712e752bc58a4c74b465f8d489ec8599d47960411b2d

                                  SHA512

                                  642f26dbd5a151e2a9beab0f0a84bb8c6b6a53c6d457738156f314e9c1e91d6bbf9d0b2388d59aa370dece7fef5a3f6be4666aea08e6f5b34bfb925971510505

                                • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State

                                  Filesize

                                  136KB

                                  MD5

                                  0452489827f8b2b13074494a31a13a7d

                                  SHA1

                                  e7a57fb6114dcf105c59ee00d19b8bef4908ebca

                                  SHA256

                                  622c37455477bd1c8c6d3b169b08c792acbf6132cdac46adc77fa8dfb7d50851

                                  SHA512

                                  be5057a27c25778a323a939835aad1c8ceb0b3c3de4c959914d29b2426d4d28c8013e85cccd502c75120a17a31a5b7b15e7e4fabce2889f1c3d49d4e202e7e9e

                                • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\persisted_first_party_sets.json

                                  Filesize

                                  2B

                                  MD5

                                  99914b932bd37a50b983c5e7c90ae93b

                                  SHA1

                                  bf21a9e8fbc5a3846fb05b4fa0859e0917b2202f

                                  SHA256

                                  44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a

                                  SHA512

                                  27c74670adb75075fad058d5ceaf7b20c4e7786c83bae8a32f626f9782af34c9a33c2046ef60fd2a7878d378e29fec851806bbd9a67878f3a9f1cda4830763fd

                                • C:\Users\Admin\Downloads\Client-built.exe

                                  Filesize

                                  78KB

                                  MD5

                                  9aa4d6d002b7c2901c822139a9447385

                                  SHA1

                                  66071b5ec704ab156ffff8c6a28d0c0510e573f8

                                  SHA256

                                  5e0642b3b81119b04dcb9ac51a1277520696a59d656493de8346ea64fd71e9d2

                                  SHA512

                                  bc4668855e4c29187594591355b65fe36ef8bde2e2a3e8c98fb74cca4be3321c4209aa1430677baf32ee605d968eaa6e2e2ea2fdd9997a452a4b73ae22d03075

                                • memory/4284-208-0x000001F7E5370000-0x000001F7E5388000-memory.dmp

                                  Filesize

                                  96KB

                                • memory/4284-212-0x000001F780530000-0x000001F780A56000-memory.dmp

                                  Filesize

                                  5.1MB

                                • memory/4284-211-0x00007FFA75B70000-0x00007FFA7655C000-memory.dmp

                                  Filesize

                                  9.9MB

                                • memory/4284-210-0x000001F7FF9A0000-0x000001F7FFB62000-memory.dmp

                                  Filesize

                                  1.8MB

                                • memory/4284-209-0x00007FFA75B73000-0x00007FFA75B74000-memory.dmp

                                  Filesize

                                  4KB