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Resubmissions

02/08/2024, 19:58

240802-ypzeqaxglp 6

02/08/2024, 19:46

240802-yg1mtasemh 7

02/08/2024, 19:45

240802-ygwc4asemb 6

02/08/2024, 19:45

240802-ygqgvaselc 6

02/08/2024, 19:44

240802-yf4yvaxdnq 6

02/08/2024, 19:43

240802-yff7saxdlj 6

02/08/2024, 19:39

240802-ydf41ascre 7

Analysis

  • max time kernel
    36s
  • max time network
    140s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    02/08/2024, 19:43

General

  • Target

    RobloxStudioInstaller.exe

  • Size

    4.4MB

  • MD5

    96054bd5385aa4720717cd4085b91f25

  • SHA1

    472470578ce8706b17b7ac6148461da9dd70eedd

  • SHA256

    efc8ed2815bb341e102d9160fe74c12e0fb1f59513b672e5ddf63911d300a014

  • SHA512

    8ffcba01e51782c4c946b73303d2cff4105c2f7e465100c9cfaa5ae96a7cb51a6c22020c43402e4779053e7e3e1f616b374c7e019e8b089349b46e75f0886615

  • SSDEEP

    98304:4VvqeclcRUVPFZnGJTVgqekkbOcfyzmCQTqVLarbhh/C0S:iqeQVH8gakLpqlwK0S

Malware Config

Signatures

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

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

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

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 34 IoCs
  • Suspicious use of SendNotifyMessage 32 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\RobloxStudioInstaller.exe
    "C:\Users\Admin\AppData\Local\Temp\RobloxStudioInstaller.exe"
    1⤵
    • Checks whether UAC is enabled
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    PID:1744
  • C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe"
    1⤵
    • Enumerates system info in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:2444
    • 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=0xc0,0xc4,0xc8,0x94,0xcc,0x7fef7fd9758,0x7fef7fd9768,0x7fef7fd9778
      2⤵
        PID:2764
      • 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=1188 --field-trial-handle=1376,i,7565828680891025281,4071620102041407676,131072 /prefetch:2
        2⤵
          PID:1748
        • 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=1548 --field-trial-handle=1376,i,7565828680891025281,4071620102041407676,131072 /prefetch:8
          2⤵
            PID:2684
          • 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=1588 --field-trial-handle=1376,i,7565828680891025281,4071620102041407676,131072 /prefetch:8
            2⤵
              PID:996
            • 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=2284 --field-trial-handle=1376,i,7565828680891025281,4071620102041407676,131072 /prefetch:1
              2⤵
                PID:1544
              • 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=2304 --field-trial-handle=1376,i,7565828680891025281,4071620102041407676,131072 /prefetch:1
                2⤵
                  PID:1332
                • C:\Program Files\Google\Chrome\Application\chrome.exe
                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --gpu-preferences=UAAAAAAAAADgAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --use-gl=angle --use-angle=swiftshader-webgl --mojo-platform-channel-handle=1412 --field-trial-handle=1376,i,7565828680891025281,4071620102041407676,131072 /prefetch:2
                  2⤵
                    PID:1496
                  • C:\Program Files\Google\Chrome\Application\chrome.exe
                    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --mojo-platform-channel-handle=2260 --field-trial-handle=1376,i,7565828680891025281,4071620102041407676,131072 /prefetch:1
                    2⤵
                      PID:2596
                    • 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=3848 --field-trial-handle=1376,i,7565828680891025281,4071620102041407676,131072 /prefetch:8
                      2⤵
                        PID:2068
                      • C:\Program Files\Google\Chrome\Application\chrome.exe
                        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=10 --mojo-platform-channel-handle=3832 --field-trial-handle=1376,i,7565828680891025281,4071620102041407676,131072 /prefetch:1
                        2⤵
                          PID:2392
                        • C:\Program Files\Google\Chrome\Application\chrome.exe
                          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=11 --mojo-platform-channel-handle=2472 --field-trial-handle=1376,i,7565828680891025281,4071620102041407676,131072 /prefetch:1
                          2⤵
                            PID:2340
                          • 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=3904 --field-trial-handle=1376,i,7565828680891025281,4071620102041407676,131072 /prefetch:8
                            2⤵
                              PID:2004
                            • C:\Program Files\Google\Chrome\Application\chrome.exe
                              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=13 --mojo-platform-channel-handle=2840 --field-trial-handle=1376,i,7565828680891025281,4071620102041407676,131072 /prefetch:1
                              2⤵
                                PID:2120
                              • C:\Program Files\Google\Chrome\Application\chrome.exe
                                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=14 --mojo-platform-channel-handle=1248 --field-trial-handle=1376,i,7565828680891025281,4071620102041407676,131072 /prefetch:1
                                2⤵
                                  PID:1748
                                • 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=2460 --field-trial-handle=1376,i,7565828680891025281,4071620102041407676,131072 /prefetch:8
                                  2⤵
                                    PID:2968
                                  • C:\Program Files\Google\Chrome\Application\chrome.exe
                                    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=16 --mojo-platform-channel-handle=2324 --field-trial-handle=1376,i,7565828680891025281,4071620102041407676,131072 /prefetch:1
                                    2⤵
                                      PID:2624
                                    • C:\Program Files\Google\Chrome\Application\chrome.exe
                                      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=17 --mojo-platform-channel-handle=2376 --field-trial-handle=1376,i,7565828680891025281,4071620102041407676,131072 /prefetch:1
                                      2⤵
                                        PID:2904
                                      • C:\Program Files\Google\Chrome\Application\chrome.exe
                                        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=18 --mojo-platform-channel-handle=2444 --field-trial-handle=1376,i,7565828680891025281,4071620102041407676,131072 /prefetch:1
                                        2⤵
                                          PID:3008
                                        • C:\Program Files\Google\Chrome\Application\chrome.exe
                                          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=19 --mojo-platform-channel-handle=1832 --field-trial-handle=1376,i,7565828680891025281,4071620102041407676,131072 /prefetch:1
                                          2⤵
                                            PID:2220
                                        • 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:2524

                                          Network

                                          MITRE ATT&CK Enterprise v15

                                          Replay Monitor

                                          Loading Replay Monitor...

                                          Downloads

                                          • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

                                            Filesize

                                            342B

                                            MD5

                                            95472d148a286556bef143f1b97d19be

                                            SHA1

                                            e0ce9b3bd2f2fc4477bc35fbea6578b16c252595

                                            SHA256

                                            a0763800612abdb9eeac00b12eb2d01bc9c5ce2cfdd668156ea1800ff3d730c5

                                            SHA512

                                            af995719720c5782bef4efd44e4ea094d946f6e3bbad7892e7c5c96f33fc7fc10899081814fa7b20769f1cda2f5cfc1245629e28b670d1ed1820a31567eadb93

                                          • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

                                            Filesize

                                            342B

                                            MD5

                                            ccc134882a99911dd7a5d38cf50d75f0

                                            SHA1

                                            00bfec32fc6bb2b98d0841129cf2fd939ff45743

                                            SHA256

                                            3055b6c84e463a07f347081829d4dd3c9bbb021607fba86ea796fbf0ee661d8d

                                            SHA512

                                            242d6c827b3b1bf67085fa08ac4dcfae022cd203392c48e4eb192e452f01c54340cc0edb5236577be8c4997e284e3652bc013c73d5a28482aa792ffdb960c86e

                                          • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\72852929-9122-41ed-894a-b2340614c3ab.tmp

                                            Filesize

                                            6KB

                                            MD5

                                            7f0a394395c4a98d20cb9ffbadd57bf8

                                            SHA1

                                            a4f0b40134c6fa1466881e54b537044c15cffdf9

                                            SHA256

                                            1566f15922c6a1178fd335644a915a77edc161c51f69dff844318831b4a70380

                                            SHA512

                                            2085e89d3a8f1d53b14d4cbb6bb22ffb177d781e038ee2e3bd15cf4766d92f074c0c3d7de74b14c65a12ae9bdd5ba78e30c283ed61a9705b8d20a2a3dfc7caf0

                                          • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Cache\Cache_Data\f_000001

                                            Filesize

                                            209KB

                                            MD5

                                            3e552d017d45f8fd93b94cfc86f842f2

                                            SHA1

                                            dbeebe83854328e2575ff67259e3fb6704b17a47

                                            SHA256

                                            27d9c4613df7a3c04da0b79c13217aa69992b441acb7e44bf2a7578ca87d97d6

                                            SHA512

                                            e616436f2f15615429c7c5c37de3990c3e86c5e1da7d75a0f524fc458b75d44a5be1a3648a628d63e1cf8aa062e08b538f2f2bc9c6a0b42157beb24f82c571d9

                                          • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Cache\Cache_Data\f_000005

                                            Filesize

                                            24KB

                                            MD5

                                            c594a826934b9505d591d0f7a7df80b7

                                            SHA1

                                            c04b8637e686f71f3fc46a29a86346ba9b04ae18

                                            SHA256

                                            e664eef3d68ac6336a28be033165d4780e8a5ab28f0d90df1b148ef86babb610

                                            SHA512

                                            04a1dfdb8ee2f5fefa101d5e3ff36e87659fd774e96aa8c5941d3353ccc268a125822cf01533c74839e5f1c54725da9cc437d3d69b88e5bf3f99caccd4d75961

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

                                            Filesize

                                            144B

                                            MD5

                                            d403db4ba6c70632d1d08a44b79c5e8a

                                            SHA1

                                            7b70f6488147d7c045cb547f67f935b30c8b4dc1

                                            SHA256

                                            43d4a87c0b8b7952365c2ea6de071cce1a6e8ab817c9850a2143a0ffb2585c9c

                                            SHA512

                                            014987ee1eb52d12cc73d129935dba44f7542c48c95889902d01410e52ce84cf7b206e05f676bda5646d3a99999a7043e0d5dc5f19d8a14d4670c398bd8cf714

                                          • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\GCM Store\Encryption\000006.dbtmp

                                            Filesize

                                            16B

                                            MD5

                                            aefd77f47fb84fae5ea194496b44c67a

                                            SHA1

                                            dcfbb6a5b8d05662c4858664f81693bb7f803b82

                                            SHA256

                                            4166bf17b2da789b0d0cc5c74203041d98005f5d4ef88c27e8281e00148cd611

                                            SHA512

                                            b733d502138821948267a8b27401d7c0751e590e1298fda1428e663ccd02f55d0d2446ff4bc265bdcdc61f952d13c01524a5341bc86afc3c2cde1d8589b2e1c3

                                          • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\GPUCache\data_1

                                            Filesize

                                            264KB

                                            MD5

                                            f50f89a0a91564d0b8a211f8921aa7de

                                            SHA1

                                            112403a17dd69d5b9018b8cede023cb3b54eab7d

                                            SHA256

                                            b1e963d702392fb7224786e7d56d43973e9b9efd1b89c17814d7c558ffc0cdec

                                            SHA512

                                            bf8cda48cf1ec4e73f0dd1d4fa5562af1836120214edb74957430cd3e4a2783e801fa3f4ed2afb375257caeed4abe958265237d6e0aacf35a9ede7a2e8898d58

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

                                            Filesize

                                            1KB

                                            MD5

                                            08834f8918cbd1a4114cef08b6f7d7a1

                                            SHA1

                                            0fabd0489deae5dbdd9faf9433cf4ec0a975647f

                                            SHA256

                                            a52248300cd944e6849f10e60bf16250fec5f7cd1695e2833fda2841f62db1af

                                            SHA512

                                            df83cb5981cc5d9be0319d964b32df3870bab6024034ffede8b2f1de43eec22729ec7335cbc6e82a5b4b2261828cd3b39c21a1b4f7d33baeca80d09768337cda

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

                                            Filesize

                                            5KB

                                            MD5

                                            743b20767cf8ce58584285d19e822325

                                            SHA1

                                            294b5b7349d5746ee0f782c13c4916ed400ea259

                                            SHA256

                                            19d6f09bb284ac6828f5490b6c7aa7db8295b2b02811e35cb5f1bcbe0d025380

                                            SHA512

                                            1504c2b2176e8cbd3f4d2623bc353543f538020465e5c2613e735cc0d6f857ad4967cf099b31f591dc5a13df1e44e2084903c3b34d399fb0b795dd055a198436

                                          • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Sync Data\LevelDB\000007.dbtmp

                                            Filesize

                                            16B

                                            MD5

                                            18e723571b00fb1694a3bad6c78e4054

                                            SHA1

                                            afcc0ef32d46fe59e0483f9a3c891d3034d12f32

                                            SHA256

                                            8af72f43857550b01eab1019335772b367a17a9884a7a759fdf4fe6f272b90aa

                                            SHA512

                                            43bb0af7d3984012d2d67ca6b71f0201e5b948e6fe26a899641c4c6f066c59906d468ddf7f1df5ea5fa33c2bc5ea8219c0f2c82e0a5c365ad7581b898a8859e2

                                          • C:\Users\Admin\AppData\Local\Roblox\logs\cacert.pem

                                            Filesize

                                            219KB

                                            MD5

                                            1a4af016c683d93ebfa916f641da64ac

                                            SHA1

                                            c89c32b9620917d1cdbf34fb5b03f1a595e48e3a

                                            SHA256

                                            9483f4bcc05eea3c5929627130b8e574fdc850b4fac319d7e98c4f68c59a3a0f

                                            SHA512

                                            3b2ca0d5d0bdee0d060d50c71c88c9c7d35c9d0f0956b135ca6ddfa2618feba5774fbff2ce866f18ae20b90139e0c1eb8bf4087ac9337498b733d0da434d3eec

                                          • C:\Users\Admin\AppData\Local\Temp\Cab49BF.tmp

                                            Filesize

                                            70KB

                                            MD5

                                            49aebf8cbd62d92ac215b2923fb1b9f5

                                            SHA1

                                            1723be06719828dda65ad804298d0431f6aff976

                                            SHA256

                                            b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

                                            SHA512

                                            bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

                                          • C:\Users\Admin\AppData\Local\Temp\Tar4A4E.tmp

                                            Filesize

                                            181KB

                                            MD5

                                            4ea6026cf93ec6338144661bf1202cd1

                                            SHA1

                                            a1dec9044f750ad887935a01430bf49322fbdcb7

                                            SHA256

                                            8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

                                            SHA512

                                            6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b