Analysis

  • max time kernel
    75s
  • max time network
    81s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20/04/2024, 16:48

General

  • Target

    KrampUI.exe

  • Size

    16.5MB

  • MD5

    898643f9b1ee99a7801f283e2348d84b

  • SHA1

    e8c2cfcd8bc2f1ad498a5f85bca18cb835e3996c

  • SHA256

    122748cd4c77c507bd225cebcf47285cd6941ea23c3c1672fc1a9decc1946a64

  • SHA512

    aaf1a129ad426e039bfc572accd8e900a2695e89a91627467075e89d51b0e451b1cc4de49a96089ee2dd92acf02221b09630d731e87c7013f668be8e9c12b4f6

  • SSDEEP

    196608:9kuYd4y7op18GLIM0eldluLefAsllLefAs/xLefAs/WTdIUPksvC:93Yd4yspOGLpFI3sn3sZ3sMdpv

Score
6/10

Malware Config

Signatures

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 1 IoCs
  • Suspicious use of FindShellTrayWindow 5 IoCs
  • Suspicious use of SendNotifyMessage 7 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\KrampUI.exe
    "C:\Users\Admin\AppData\Local\Temp\KrampUI.exe"
    1⤵
    • Checks whether UAC is enabled
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4104
    • C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.52\msedgewebview2.exe
      "C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.52\msedgewebview2.exe" --embedded-browser-webview=1 --webview-exe-name=KrampUI.exe --webview-exe-version=1.1.6 --user-data-dir="C:\Users\Admin\AppData\Local\KrampUI\EBWebView" --noerrdialogs --embedded-browser-webview-dpi-awareness=2 --disable-features=msWebOOUI,msPdfOOUI,msSmartScreenProtection --enable-features=MojoIpcz --lang=en-US --accept-lang=en-US --mojo-named-platform-channel-pipe=4104.932.17812688385533530614
      2⤵
      • Enumerates system info in registry
      • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
      • Suspicious use of WriteProcessMemory
      PID:4440
      • C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.52\msedgewebview2.exe
        "C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.52\msedgewebview2.exe" --type=crashpad-handler --user-data-dir=C:\Users\Admin\AppData\Local\KrampUI\EBWebView /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler --database=C:\Users\Admin\AppData\Local\KrampUI\EBWebView\Crashpad --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=122.0.6261.70 "--annotation=exe=C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.52\msedgewebview2.exe" --annotation=plat=Win64 "--annotation=prod=Edge WebView2" --annotation=ver=122.0.2365.52 --initial-client-data=0x15c,0x160,0x164,0x138,0x16c,0x7ffce2632e98,0x7ffce2632ea4,0x7ffce2632eb0
        3⤵
          PID:4796
        • C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.52\msedgewebview2.exe
          "C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.52\msedgewebview2.exe" --type=gpu-process --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\KrampUI\EBWebView" --webview-exe-name=KrampUI.exe --webview-exe-version=1.1.6 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --no-appcompat-clear --gpu-preferences=WAAAAAAAAADgAAAMAAAAAAAAAAAAAAAAAABgAAAAAAA4AAAAAAAAAAAAAAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGAAAAAAAAAAYAAAAAAAAAAgAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --mojo-platform-channel-handle=1792 --field-trial-handle=1796,i,17092025824161517240,17575832946501212401,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /prefetch:2
          3⤵
            PID:2816
          • C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.52\msedgewebview2.exe
            "C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.52\msedgewebview2.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\KrampUI\EBWebView" --webview-exe-name=KrampUI.exe --webview-exe-version=1.1.6 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --no-appcompat-clear --mojo-platform-channel-handle=2120 --field-trial-handle=1796,i,17092025824161517240,17575832946501212401,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /prefetch:3
            3⤵
              PID:2772
            • C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.52\msedgewebview2.exe
              "C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.52\msedgewebview2.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=service --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\KrampUI\EBWebView" --webview-exe-name=KrampUI.exe --webview-exe-version=1.1.6 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --no-appcompat-clear --mojo-platform-channel-handle=2352 --field-trial-handle=1796,i,17092025824161517240,17575832946501212401,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /prefetch:8
              3⤵
                PID:4060
              • C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.52\msedgewebview2.exe
                "C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.52\msedgewebview2.exe" --type=renderer --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\KrampUI\EBWebView" --webview-exe-name=KrampUI.exe --webview-exe-version=1.1.6 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --no-appcompat-clear --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --js-flags="--harmony-weak-refs-with-cleanup-some --expose-gc --ms-user-locale=" --mojo-platform-channel-handle=3656 --field-trial-handle=1796,i,17092025824161517240,17575832946501212401,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /prefetch:1
                3⤵
                  PID:2248
            • 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 --no-appcompat-clear --mojo-platform-channel-handle=1404 --field-trial-handle=2328,i,5873823382323802923,13134441441264702821,262144 --variations-seed-version /prefetch:8
              1⤵
                PID:5464

              Network

              MITRE ATT&CK Enterprise v15

              Replay Monitor

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              Downloads

              • C:\Users\Admin\AppData\Local\KrampUI\EBWebView\Crashpad\settings.dat

                Filesize

                280B

                MD5

                43baba38b6143e37492dbd3d5799ccc3

                SHA1

                50109eb609ede674441a3337126f2fa49467e599

                SHA256

                2d049a42b5d835e46653c194cbf0ad1b43d6c7902cf804d8b669861f09a435fa

                SHA512

                dbdaa406145ab072a3af682eb02f3d67d9e11a439e9e3073ab2132f1d0b1b3c2ace3e4e449fa4fd50d10ed81c6ab4af912c9a66c8a4663eb19a15da4fce00424

              • C:\Users\Admin\AppData\Local\KrampUI\EBWebView\Crashpad\settings.dat

                Filesize

                280B

                MD5

                a6d607f2a247d905576d169fc2c41f7a

                SHA1

                26a685e7f70091934b088bd52c859ae87374dd44

                SHA256

                fdbffe6b661a62f66fe3ff62fabe4a9872d6f7d8e4a356f95bf54038b1eabc17

                SHA512

                87c5fc23c3142f887497e5ca8f59625e48f0613a0d5970c8b491ec461b26c8db7ecb7d87c9b434f73367f1fc05a49068030525c2819206828dbe399990fbd2dc

              • C:\Users\Admin\AppData\Local\KrampUI\EBWebView\Crashpad\throttle_store.dat

                Filesize

                20B

                MD5

                9e4e94633b73f4a7680240a0ffd6cd2c

                SHA1

                e68e02453ce22736169a56fdb59043d33668368f

                SHA256

                41c91a9c93d76295746a149dce7ebb3b9ee2cb551d84365fff108e59a61cc304

                SHA512

                193011a756b2368956c71a9a3ae8bc9537d99f52218f124b2e64545eeb5227861d372639052b74d0dd956cb33ca72a9107e069f1ef332b9645044849d14af337

              • C:\Users\Admin\AppData\Local\KrampUI\EBWebView\Default\Cache\Cache_Data\data_1

                Filesize

                264KB

                MD5

                d0d388f3865d0523e451d6ba0be34cc4

                SHA1

                8571c6a52aacc2747c048e3419e5657b74612995

                SHA256

                902f30c1fb0597d0734bc34b979ec5d131f8f39a4b71b338083821216ec8d61b

                SHA512

                376011d00de659eb6082a74e862cfac97a9bb508e0b740761505142e2d24ec1c30aa61efbc1c0dd08ff0f34734444de7f77dd90a6ca42b48a4c7fad5f0bddd17

              • C:\Users\Admin\AppData\Local\KrampUI\EBWebView\Default\Code Cache\js\index-dir\the-real-index

                Filesize

                168B

                MD5

                a2829c636891bc7f81394014e8fb6a71

                SHA1

                312c5ccd93d3ea575e5028c08d33f93e797ced60

                SHA256

                b123bbac03af066c1e027fcbd304b83471f4d70c3412fbd9d8154d6ffc2760d3

                SHA512

                e56435972f507a0c7b1052be6f7e2e7de6502f1c54f68361e9ed953dbfbe88780212986d59008474d18396b8b778f1a9603ad27b74d5731bf7f0238de5ed068a

              • C:\Users\Admin\AppData\Local\KrampUI\EBWebView\Default\Code Cache\js\index-dir\the-real-index~RFe58c435.TMP

                Filesize

                48B

                MD5

                672be9ad6462d72640d861f093b69993

                SHA1

                0243d06ccf93ad0c9e76331686e33b0858966d41

                SHA256

                752351ad49e9c18d8d29264be202744b07b2e3401810a257bf12fb75dbf62a31

                SHA512

                9c7554b13b968bce80d8fd689a658df961295e63178b7199ff2ea8fcf558ae6d527c846d6b341b3294580210ddfece293831f61dbdd06c269f110f5bd09d75b0

              • C:\Users\Admin\AppData\Local\KrampUI\EBWebView\Default\DawnCache\data_0

                Filesize

                8KB

                MD5

                cf89d16bb9107c631daabf0c0ee58efb

                SHA1

                3ae5d3a7cf1f94a56e42f9a58d90a0b9616ae74b

                SHA256

                d6a5fe39cd672781b256e0e3102f7022635f1d4bb7cfcc90a80fffe4d0f3877e

                SHA512

                8cb5b059c8105eb91e74a7d5952437aaa1ada89763c5843e7b0f1b93d9ebe15ed40f287c652229291fac02d712cf7ff5ececef276ba0d7ddc35558a3ec3f77b0

              • C:\Users\Admin\AppData\Local\KrampUI\EBWebView\Default\DawnCache\data_2

                Filesize

                8KB

                MD5

                0962291d6d367570bee5454721c17e11

                SHA1

                59d10a893ef321a706a9255176761366115bedcb

                SHA256

                ec1702806f4cc7c42a82fc2b38e89835fde7c64bb32060e0823c9077ca92efb7

                SHA512

                f555e961b69e09628eaf9c61f465871e6984cd4d31014f954bb747351dad9cea6d17c1db4bca2c1eb7f187cb5f3c0518748c339c8b43bbd1dbd94aeaa16f58ed

              • C:\Users\Admin\AppData\Local\KrampUI\EBWebView\Default\DawnCache\data_3

                Filesize

                8KB

                MD5

                41876349cb12d6db992f1309f22df3f0

                SHA1

                5cf26b3420fc0302cd0a71e8d029739b8765be27

                SHA256

                e09f42c398d688dce168570291f1f92d079987deda3099a34adb9e8c0522b30c

                SHA512

                e9a4fc1f7cb6ae2901f8e02354a92c4aaa7a53c640dcf692db42a27a5acc2a3bfb25a0de0eb08ab53983132016e7d43132ea4292e439bb636aafd53fb6ef907e

              • C:\Users\Admin\AppData\Local\KrampUI\EBWebView\Default\Extension Rules\MANIFEST-000001

                Filesize

                41B

                MD5

                5af87dfd673ba2115e2fcf5cfdb727ab

                SHA1

                d5b5bbf396dc291274584ef71f444f420b6056f1

                SHA256

                f9d31b278e215eb0d0e9cd709edfa037e828f36214ab7906f612160fead4b2b4

                SHA512

                de34583a7dbafe4dd0dc0601e8f6906b9bc6a00c56c9323561204f77abbc0dc9007c480ffe4092ff2f194d54616caf50aecbd4a1e9583cae0c76ad6dd7c2375b

              • C:\Users\Admin\AppData\Local\KrampUI\EBWebView\Default\Network\SCT Auditing Pending Reports

                Filesize

                2B

                MD5

                d751713988987e9331980363e24189ce

                SHA1

                97d170e1550eee4afc0af065b78cda302a97674c

                SHA256

                4f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945

                SHA512

                b25b294cb4deb69ea00a4c3cf3113904801b6015e5956bd019a8570b1fe1d6040e944ef3cdee16d0a46503ca6e659a25f21cf9ceddc13f352a3c98138c15d6af

              • C:\Users\Admin\AppData\Local\KrampUI\EBWebView\Default\Preferences

                Filesize

                6KB

                MD5

                fa87cfb9aa93f2a60e0660aa7c33f1e4

                SHA1

                ce53bf0bf18f3da268af3193e82f41c51e910080

                SHA256

                e9894cd6a5b4e70cebe06187fc67030baec87928ddc0091e33a8f092d8ea17bc

                SHA512

                43bb8b32c33b09a36022a8e027c3be0c577e0d262db514ba28ab1fa9ea78deb2f708d22d38568d9fff0d8ff6bc698a42b1b6127f7c3119929d2612c2f583a00f

              • C:\Users\Admin\AppData\Local\KrampUI\EBWebView\Default\Preferences~RFe5885a6.TMP

                Filesize

                5KB

                MD5

                8733c5122b281d26a6fac9a52c1d6f8c

                SHA1

                9cc2cfc5ca328009995d5635324498fd44822817

                SHA256

                9b565df6b9b50ab69f798565a3cd59a7589f340f54e952c5a4a73872692429c0

                SHA512

                4e83e30e9903583e963fdb6551e988408c1c712c738e1a1a4bbc42f3ba6db07426fdc6314bf47579e6714cb4666c47f3ee802f8c5d69619a2b3aa14def85d272

              • C:\Users\Admin\AppData\Local\KrampUI\EBWebView\Default\Site Characteristics Database\CURRENT

                Filesize

                16B

                MD5

                46295cac801e5d4857d09837238a6394

                SHA1

                44e0fa1b517dbf802b18faf0785eeea6ac51594b

                SHA256

                0f1bad70c7bd1e0a69562853ec529355462fcd0423263a3d39d6d0d70b780443

                SHA512

                8969402593f927350e2ceb4b5bc2a277f3754697c1961e3d6237da322257fbab42909e1a742e22223447f3a4805f8d8ef525432a7c3515a549e984d3eff72b23

              • C:\Users\Admin\AppData\Local\KrampUI\EBWebView\Local State

                Filesize

                2KB

                MD5

                0d7efe9a3c5dda03803b4fb4b0a13bd2

                SHA1

                08f64b705f75a15f69e355481fecefb91e5611a3

                SHA256

                b4a4e9717b2a2a5bc9036f985db0c22643430662a7f9df7e601056446b347435

                SHA512

                c163cab89fb1473e1b3e68a8c9d7e01ff4c5e44c116430fb7ec52ca756ae1e4b8b215426be2ff3776e1e6332fb105c8585070e3a1a9c51e74f01e5441675b3e6

              • C:\Users\Admin\AppData\Local\KrampUI\EBWebView\Local State

                Filesize

                3KB

                MD5

                8240b2d707523ed27bc3f74511fbb3f3

                SHA1

                b1ff17cc4220fff50ed73a8fded47525b0a5dc64

                SHA256

                484cd0636b509c8cca41a191473881b9a4d6ad068e18a3a517f8c8a39752cbb5

                SHA512

                80b321e55442da29c2395c475d1063c16b6d23cb932818180d0d491fae73562fe20cdecdcc2ba90ed7ccd610230532ae0de55edf51c29cb26cfdde6660320985

              • C:\Users\Admin\AppData\Local\KrampUI\EBWebView\Local State

                Filesize

                3KB

                MD5

                e9819a0754ea3762d46d53d91b317f14

                SHA1

                2463fb5bca8a1c9ca8f832473f0b3a13b4defd7c

                SHA256

                8764661ae851aa73362fe5e5cad099513b36df357e47ce79c9a0db157b3b489d

                SHA512

                1f5f46652b4b8a77e50de5d80401a07adbea184ff173a6d3f1aba59c101925ff4aa3f34a096b034c6ac06e985d7d9df67762371b9a7f2c1bdd35089f8c4bbfa7

              • C:\Users\Admin\AppData\Local\KrampUI\EBWebView\Local State

                Filesize

                16KB

                MD5

                e040040cc48500e7dedefe825c5a4b74

                SHA1

                8b2e43f7e6e4b844aec0d85aa7e2a6f06bc308be

                SHA256

                cb381b54313cb55fc4f833fead27f33d38c1f81112fb26937e3cdf88db5d7189

                SHA512

                d76d033f5d48cd40dfad0d45970b9715fc441afca4c7b4e4f54b2ea9e022a96558155a27036877d9c3098d74b4e0eec282a831473c6d99e1484d48f223bf8776

              • C:\Users\Admin\AppData\Local\KrampUI\EBWebView\Local State~RFe5834c7.TMP

                Filesize

                1KB

                MD5

                5c82104248c85f25930a81aef6f35d0b

                SHA1

                68c1344aad37db94a971f65cbd7185101e82754c

                SHA256

                efb6756931b50d1a6cae58252c28a6e7f9e85ac421879ad78b49e0ace041f163

                SHA512

                3401735ef7cd2b909b349288032cb49d13c23a363ab5fca904797ea2139c6fa38d389c6fd84716015843f3bef84c3e225c2a9781b3ebb6809ebc9f829b61e051

              • C:\Users\Admin\AppData\Roaming\KrampUI\autoexec\__krampui

                Filesize

                642B

                MD5

                628f3e575bc355fcafbdf088f675b9cd

                SHA1

                f1a1a38adaa6cfcff9be5c8bb5f7e7b4d9fa23f4

                SHA256

                e316a8ee0bc90265accfe90d99fdb3d12a8313d1eeefac740bdcbbf53d14098d

                SHA512

                796706403a43d3e49bd6a47bcf40577bc9307f1b3f19d9e0728d75218871507373aae387262536996e01635bf4ea4b4f0a4647126fafcd29a642f779903d235c

              • memory/2248-135-0x00007FFD07940000-0x00007FFD07941000-memory.dmp

                Filesize

                4KB

              • memory/2816-24-0x00007FFD07940000-0x00007FFD07941000-memory.dmp

                Filesize

                4KB

              • memory/4060-64-0x00007FFD06050000-0x00007FFD06051000-memory.dmp

                Filesize

                4KB

              • memory/4060-63-0x00007FFD07C40000-0x00007FFD07C41000-memory.dmp

                Filesize

                4KB