Resubmissions

14/05/2023, 17:36

230514-v6nsrseh6y 7

14/05/2023, 17:24

230514-vyxeyaeh4z 7

Analysis

  • max time kernel
    650s
  • max time network
    612s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14/05/2023, 17:24

General

  • Target

    https://cdn.discordapp.com/attachments/1099246069356965889/1100681831436791848/Updaters.rar

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies data under HKEY_USERS 2 IoCs
  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 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    "C:\Program Files\Google\Chrome\Application\chrome.exe" "--simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT'" https://cdn.discordapp.com/attachments/1099246069356965889/1100681831436791848/Updaters.rar
    1⤵
    • Enumerates system info in registry
    • Modifies data under HKEY_USERS
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:4900
    • 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=0xfc,0x100,0x104,0xd8,0x108,0x7ffec3929758,0x7ffec3929768,0x7ffec3929778
      2⤵
        PID:4948
      • 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=1804 --field-trial-handle=1780,i,11112899858116868154,9182529915963420680,131072 /prefetch:2
        2⤵
          PID:220
        • 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=2168 --field-trial-handle=1780,i,11112899858116868154,9182529915963420680,131072 /prefetch:8
          2⤵
            PID:2652
          • 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=2244 --field-trial-handle=1780,i,11112899858116868154,9182529915963420680,131072 /prefetch:8
            2⤵
              PID:528
            • C:\Program Files\Google\Chrome\Application\chrome.exe
              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --enable-chrome-cart --lang=en-US --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=3204 --field-trial-handle=1780,i,11112899858116868154,9182529915963420680,131072 /prefetch:1
              2⤵
                PID:4220
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --enable-chrome-cart --first-renderer-process --lang=en-US --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --renderer-client-id=6 --mojo-platform-channel-handle=3192 --field-trial-handle=1780,i,11112899858116868154,9182529915963420680,131072 /prefetch:1
                2⤵
                  PID:3092
                • 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=4892 --field-trial-handle=1780,i,11112899858116868154,9182529915963420680,131072 /prefetch:8
                  2⤵
                    PID:5088
                  • 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=4920 --field-trial-handle=1780,i,11112899858116868154,9182529915963420680,131072 /prefetch:8
                    2⤵
                      PID:4968
                    • 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=4848 --field-trial-handle=1780,i,11112899858116868154,9182529915963420680,131072 /prefetch:8
                      2⤵
                        PID:3704
                      • C:\Program Files\Google\Chrome\Application\chrome.exe
                        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --disable-gpu-sandbox --use-gl=disabled --gpu-vendor-id=5140 --gpu-device-id=140 --gpu-sub-system-id=0 --gpu-revision=0 --gpu-driver-version=10.0.19041.546 --gpu-preferences=UAAAAAAAAADoAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAACQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=212 --field-trial-handle=1780,i,11112899858116868154,9182529915963420680,131072 /prefetch:2
                        2⤵
                        • Suspicious behavior: EnumeratesProcesses
                        PID:4120
                      • 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=4472 --field-trial-handle=1780,i,11112899858116868154,9182529915963420680,131072 /prefetch:8
                        2⤵
                          PID:2824
                      • 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:4884
                        • C:\Windows\System32\rundll32.exe
                          C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
                          1⤵
                            PID:1512
                          • C:\Program Files\7-Zip\7zG.exe
                            "C:\Program Files\7-Zip\7zG.exe" x -o"C:\Users\Admin\Downloads\" -an -ai#7zMap9278:78:7zEvent23936
                            1⤵
                            • Suspicious use of FindShellTrayWindow
                            PID:1528
                          • C:\Users\Admin\Downloads\Updaters.exe
                            "C:\Users\Admin\Downloads\Updaters.exe"
                            1⤵
                            • Executes dropped EXE
                            PID:5100

                          Network

                          MITRE ATT&CK Enterprise v6

                          Replay Monitor

                          Loading Replay Monitor...

                          Downloads

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

                            Filesize

                            823B

                            MD5

                            4c6e9317d4b64bfa22a12a608ac330eb

                            SHA1

                            c989a4656dd57154a1b5025c1c61d44977348cc1

                            SHA256

                            24e8a68c3ab9128d260f735bbe3e0255a6765bed1e09c1bdbc26a1d82c42f6e8

                            SHA512

                            3bcc7f2acce37eeead89442fa98ccf75bd42a68a0a938b58529b6a5e453ad8ff04f087a5f6d749d44ef18193d2900d49bb9b71b28cf48fbdf0d1e868bf874dc9

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

                            Filesize

                            5KB

                            MD5

                            e6c4231f1fec306e176db04a563f312a

                            SHA1

                            cc758f211ecdc074a6b8a297a9959306d7c14df3

                            SHA256

                            07ae67287170982def953a4862737ce02ce3f5c140645dd66b766cc0d1d7ff05

                            SHA512

                            ac490ef2fe3092cfac7b574e499d01435bd122cdb3e6b49249966db76c1bffd6dc53706eaa5282bbf60629ef9b2ba84e7cd8ffc6df28d197f9b6fe864d8de5a6

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

                            Filesize

                            5KB

                            MD5

                            ea5be0eeb2b1bf1b46e2af78dbe775b5

                            SHA1

                            687499df5adf2e856e599766703798e63debd403

                            SHA256

                            5615c1646883097d4c0fd215d6005ea5f7ceb42de8d0d24f61f9c05ea79c41c5

                            SHA512

                            175b365778b416b266ea884126d1231bc82d4073270f7207c72917a6c5d407ac07349fde5a94f4acb03711a5dd1745a7e2cd87cefb92914ecc5c3c26afc714e3

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

                            Filesize

                            5KB

                            MD5

                            758f37072aa4d1d98caf04675d4c0b15

                            SHA1

                            7da2a87d85f5bb4adf04ddb201d234382d79d72e

                            SHA256

                            d2d42c9ee83e560000d06c365971764771c7132b56308f57d9bed1c321edc6db

                            SHA512

                            7a1bfb09430ce3ecac5f60a95bc1907a94563bc62638e74d26826ed763646dd5ff8a06de4e83ca9f0837d788d16b17c9206c9be5f087208a1f19c11db07f1ef8

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

                            Filesize

                            150KB

                            MD5

                            df39cbb0f0ff63cf14e24bf222af6df9

                            SHA1

                            58f62b4a15463a3b898a4b114bae1de122c1417d

                            SHA256

                            79f81bba82ed703f527c58d0d7f75acd52fd2a33934d3262a44de93abdecf8c8

                            SHA512

                            14ac786e0382e8ebccb9d7e229361c59317e1d9bdc0e698ab97111b1f57526e51f93aedba4904e31a40db3df09c9f78aed7c5bd9846a408550fae6ffded4361f

                          • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Module Info Cache~RFe5f3939.TMP

                            Filesize

                            102KB

                            MD5

                            af8b06a9546bd594c135b7f730c3b92e

                            SHA1

                            95e9ebe29bb65a9e1ff5ac4589f894214e52d280

                            SHA256

                            7dc4b8c4b3635c9b542ff3986110c4b61b38b295ce3e43e996c0a040354584ac

                            SHA512

                            9138f7b631d1ec1165d5a20053c924cfa9efdc0a8ab3b6779fc2dd8b358401262cf2ff5cfbd52828e5667baa6119e53775fd1a7244704c1d9c1b941d01835de9

                          • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\e4ae304d-9f90-4837-98ff-e5eae7c10457.tmp

                            Filesize

                            106KB

                            MD5

                            dd86ee0efa71c82dc15b266cd573cb39

                            SHA1

                            1024cdbfee1e6f25d0f674a6700905c4ae78eb1d

                            SHA256

                            24812564a904e3ae64a0f82b639df5262b0b0f50023dc7c1a70fbb631f704ed3

                            SHA512

                            5fdb1ccc67a94d6ac6fbf47667503bac3c418505eed788e10aef692394124741d6b56dbb4b6f7d31fe8679329294700cd38c129a953dae7a6b46a7fe0a61f487

                          • 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\Updaters.exe

                            Filesize

                            3.3MB

                            MD5

                            26e9401754a0fe30f1e579b33132c78c

                            SHA1

                            1dec5a8c868a157763651a606982b3e634416f62

                            SHA256

                            e753d757d44da6574603ca2940623935afa225d8b8dc982ad2c00bd8f72bb44a

                            SHA512

                            d8bbbb806438a3a58e3f27bec1bfd659052a98b21a5870b572b1d5f33ef7cfd0f6b26b3e05cbe00a44cabbb2df0c2d0f07786b2e0587b36530ae30e934097fd4

                          • C:\Users\Admin\Downloads\Updaters.exe

                            Filesize

                            3.3MB

                            MD5

                            26e9401754a0fe30f1e579b33132c78c

                            SHA1

                            1dec5a8c868a157763651a606982b3e634416f62

                            SHA256

                            e753d757d44da6574603ca2940623935afa225d8b8dc982ad2c00bd8f72bb44a

                            SHA512

                            d8bbbb806438a3a58e3f27bec1bfd659052a98b21a5870b572b1d5f33ef7cfd0f6b26b3e05cbe00a44cabbb2df0c2d0f07786b2e0587b36530ae30e934097fd4

                          • C:\Users\Admin\Downloads\Updaters.rar

                            Filesize

                            946KB

                            MD5

                            d85d45c8a8ba36bf1386b02acd48bfb2

                            SHA1

                            e5e6083e0488696905b9486ef1a868f6a1c8eb93

                            SHA256

                            fb14cb7c3bb9b645df3a6829b268c8b6c7b3e416b089dc8e6127f0a2d898c0d0

                            SHA512

                            4287af0fd5fec7463b1930075609fd8621e511e12e6a7913c8daa08d05e476dc0d65a049a9537840fb9299a4d6a6243d2f8f8f0664dcbe5817402c1457b45f29

                          • C:\Users\Admin\Downloads\Updaters.rar.crdownload

                            Filesize

                            946KB

                            MD5

                            d85d45c8a8ba36bf1386b02acd48bfb2

                            SHA1

                            e5e6083e0488696905b9486ef1a868f6a1c8eb93

                            SHA256

                            fb14cb7c3bb9b645df3a6829b268c8b6c7b3e416b089dc8e6127f0a2d898c0d0

                            SHA512

                            4287af0fd5fec7463b1930075609fd8621e511e12e6a7913c8daa08d05e476dc0d65a049a9537840fb9299a4d6a6243d2f8f8f0664dcbe5817402c1457b45f29