Analysis

  • max time kernel
    36s
  • max time network
    37s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22-08-2024 09:46

General

  • Target

    https://github.com/Da2dalus/The-MALWARE-Repo/blob/master/Joke/CrazyNCS.exe

Score
8/10

Malware Config

Signatures

  • Downloads MZ/PE file
  • Executes dropped EXE 2 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • 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.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies registry class 1 IoCs
  • NTFS ADS 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 7 IoCs
  • Suspicious use of FindShellTrayWindow 64 IoCs
  • Suspicious use of SendNotifyMessage 24 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument https://github.com/Da2dalus/The-MALWARE-Repo/blob/master/Joke/CrazyNCS.exe
    1⤵
    • Enumerates system info in registry
    • Modifies registry class
    • NTFS ADS
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:3560
    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=92.0.4515.131 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=92.0.902.67 --initial-client-data=0xfc,0x100,0x104,0xd8,0x108,0x7ffae86e46f8,0x7ffae86e4708,0x7ffae86e4718
      2⤵
        PID:4776
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2092,2577992044594085009,4574143859782707030,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2184 /prefetch:2
        2⤵
          PID:3700
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --field-trial-handle=2092,2577992044594085009,4574143859782707030,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=1464 /prefetch:3
          2⤵
          • Suspicious behavior: EnumeratesProcesses
          PID:1188
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --field-trial-handle=2092,2577992044594085009,4574143859782707030,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2668 /prefetch:8
          2⤵
            PID:5068
          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2092,2577992044594085009,4574143859782707030,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3352 /prefetch:1
            2⤵
              PID:2528
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2092,2577992044594085009,4574143859782707030,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3360 /prefetch:1
              2⤵
                PID:4692
              • C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=2092,2577992044594085009,4574143859782707030,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5536 /prefetch:8
                2⤵
                  PID:2876
                • C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=2092,2577992044594085009,4574143859782707030,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5536 /prefetch:8
                  2⤵
                  • Suspicious behavior: EnumeratesProcesses
                  PID:3348
                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2092,2577992044594085009,4574143859782707030,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5000 /prefetch:1
                  2⤵
                    PID:1796
                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2092,2577992044594085009,4574143859782707030,131072 --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=9 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5720 /prefetch:1
                    2⤵
                      PID:4540
                    • 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 --field-trial-handle=2092,2577992044594085009,4574143859782707030,131072 --lang=en-US --service-sandbox-type=collections --mojo-platform-channel-handle=3428 /prefetch:8
                      2⤵
                        PID:4844
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2092,2577992044594085009,4574143859782707030,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=12 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5288 /prefetch:1
                        2⤵
                          PID:1884
                        • 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.UtilReadIcon --field-trial-handle=2092,2577992044594085009,4574143859782707030,131072 --lang=en-US --service-sandbox-type=icon_reader --mojo-platform-channel-handle=6316 /prefetch:8
                          2⤵
                            PID:2528
                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2092,2577992044594085009,4574143859782707030,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=14 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=6416 /prefetch:1
                            2⤵
                              PID:5156
                            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2092,2577992044594085009,4574143859782707030,131072 --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=15 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=6420 /prefetch:1
                              2⤵
                                PID:5164
                              • 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 --field-trial-handle=2092,2577992044594085009,4574143859782707030,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5204 /prefetch:8
                                2⤵
                                • Suspicious behavior: EnumeratesProcesses
                                PID:5448
                              • C:\Users\Admin\Downloads\CrazyNCS.exe
                                "C:\Users\Admin\Downloads\CrazyNCS.exe"
                                2⤵
                                • Executes dropped EXE
                                • System Location Discovery: System Language Discovery
                                PID:5676
                            • C:\Windows\System32\CompPkgSrv.exe
                              C:\Windows\System32\CompPkgSrv.exe -Embedding
                              1⤵
                                PID:2740
                              • C:\Windows\System32\CompPkgSrv.exe
                                C:\Windows\System32\CompPkgSrv.exe -Embedding
                                1⤵
                                  PID:664
                                • C:\Windows\System32\rundll32.exe
                                  C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
                                  1⤵
                                    PID:5856
                                  • C:\Users\Admin\Downloads\CrazyNCS.exe
                                    "C:\Users\Admin\Downloads\CrazyNCS.exe"
                                    1⤵
                                    • Executes dropped EXE
                                    • System Location Discovery: System Language Discovery
                                    • Suspicious use of FindShellTrayWindow
                                    PID:5940

                                  Network

                                  MITRE ATT&CK Enterprise v15

                                  Replay Monitor

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                                  Downloads

                                  • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat

                                    Filesize

                                    152B

                                    MD5

                                    e4f80e7950cbd3bb11257d2000cb885e

                                    SHA1

                                    10ac643904d539042d8f7aa4a312b13ec2106035

                                    SHA256

                                    1184ee8d32d0edecddd93403fb888fad6b3e2a710d37335c3989cc529bc08124

                                    SHA512

                                    2b92c9807fdcd937e514d4e7e1cc7c2d3e3aa162099b7289ceac2feea72d1a4afbadf1c09b3075d470efadf9a9edd63e07ea7e7a98d22243e45b3d53473fa4f0

                                  • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat

                                    Filesize

                                    152B

                                    MD5

                                    2dc1a9f2f3f8c3cfe51bb29b078166c5

                                    SHA1

                                    eaf3c3dad3c8dc6f18dc3e055b415da78b704402

                                    SHA256

                                    dcb76fa365c2d9ee213b224a91cdd806d30b1e8652d72a22f2371124fa4479fa

                                    SHA512

                                    682061d9cc86a6e5d99d022da776fb554350fc95efbf29cd84c1db4e2b7161b76cd1de48335bcc3a25633079fb0bd412e4f4795ed6291c65e9bc28d95330bb25

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

                                    Filesize

                                    2KB

                                    MD5

                                    1d7fff0fa3033aa4134406e9144d50bc

                                    SHA1

                                    2db21e37cb4eb714846ed05690287f80563f9717

                                    SHA256

                                    0101303ef21a623dbe4738e57228b78bb480d8b688f40b3b9bf6e3ba72f24c4a

                                    SHA512

                                    4daeb786aec0d247d544a8bf546c54686ee17309003b7ca9e0d5c158eba0ec9c5f8fe5de525e2141055f16bf77d0209237a812690d80b9026aaa9e9c41186781

                                  • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences

                                    Filesize

                                    5KB

                                    MD5

                                    90dc0707ac5adf404081984097bdc0fa

                                    SHA1

                                    eeb2afd883dc76a2012dbfafd624fc2a0d0d6cb7

                                    SHA256

                                    9b905f4433ee440316616a09c5958070ccf92c2886b4d25de0d9d0c431329b7b

                                    SHA512

                                    2cbc715977fffe16a16c31dd04ceb60440d863c8cc2e6e20677736fd639f3184bb006a11dfc742001bba65244a0ccc0b0ce43855851403a926a41bee2b7ddff7

                                  • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences

                                    Filesize

                                    6KB

                                    MD5

                                    6bba70129cddabcbf4455b7178fcd507

                                    SHA1

                                    8104f86971f7209743f636712d4afb28c976bbdc

                                    SHA256

                                    52df54a62c6314a37c9b30f6d6facbc81702f13a395ad749218ac1486675eb85

                                    SHA512

                                    fde42447573bfa4425da02d97199034370fc9b8603ff643af474a22aace2889586fe939a9e558efc94bac244892a057a2116e79243468770b534651cf0adbbdd

                                  • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\data_reduction_proxy_leveldb\CURRENT

                                    Filesize

                                    16B

                                    MD5

                                    6752a1d65b201c13b62ea44016eb221f

                                    SHA1

                                    58ecf154d01a62233ed7fb494ace3c3d4ffce08b

                                    SHA256

                                    0861415cada612ea5834d56e2cf1055d3e63979b69eb71d32ae9ae394d8306cd

                                    SHA512

                                    9cfd838d3fb570b44fc3461623ab2296123404c6c8f576b0de0aabd9a6020840d4c9125eb679ed384170dbcaac2fa30dc7fa9ee5b77d6df7c344a0aa030e0389

                                  • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State

                                    Filesize

                                    11KB

                                    MD5

                                    e904dc9327fe52beaab002cf75c7b719

                                    SHA1

                                    2f6ec3ceb1ba64f7f05a7d4f0ae06215d0f68581

                                    SHA256

                                    ce4d97b488a9b3949b514df2eebfd7a454c5464f2d91886ceb8495aa4063d493

                                    SHA512

                                    adac4cf3c8e377f8ed48f011156bfa7199b974e46d00d4c8e945a536570ef0b10a012e95503cef0c774086b5b99a401e3154e7e022c3ebb8b41a34c91fa98fc8

                                  • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State

                                    Filesize

                                    11KB

                                    MD5

                                    7f53f1685445e7cda6accc3d48a834ff

                                    SHA1

                                    6e4a030e7c9b798afda6283b1f3b9319d1cccb8b

                                    SHA256

                                    e78638ce5baf8c2bb5df1a81ff455cb353bebb854a130205bc51ef1dd326fd84

                                    SHA512

                                    77c8cc63206185494b57b36a4df3eb7b92698cd6b36f890dd2a97d6071a77224573b7e245ad0756cb44b5bee9d9bbd29a48aee97e0e55207f7167ff7ab069c76

                                  • C:\Users\Admin\Downloads\Unconfirmed 628747.crdownload

                                    Filesize

                                    122KB

                                    MD5

                                    d043ba91e42e0d9a68c9866f002e8a21

                                    SHA1

                                    e9f177e1c57db0a15d1dc6b3e6c866d38d85b17c

                                    SHA256

                                    6820c71df417e434c5ad26438c901c780fc5a80b28a466821b47d20b8424ef08

                                    SHA512

                                    3e9783646e652e9482b3e7648fb0a5f7c8b6c386bbc373d5670d750f6f99f6137b5501e21332411609cbcc0c20f829ab8705c2835e2756455f6754c9975ac6bd

                                  • memory/5676-209-0x0000000000400000-0x0000000000452000-memory.dmp

                                    Filesize

                                    328KB

                                  • memory/5940-228-0x0000000000400000-0x0000000000452000-memory.dmp

                                    Filesize

                                    328KB