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Analysis

  • max time kernel
    151s
  • max time network
    157s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26/05/2024, 15:16

General

  • Target

    target.vbs

  • Size

    854B

  • MD5

    eae951cb85656cc231f19829f9550ec4

  • SHA1

    412416ea84052b16ba7204e8260577c99498cfba

  • SHA256

    eb3f85c3d94230f89807de4642d7a54b603cb7b35d0009057ec3c4d78dddf272

  • SHA512

    888ce426a1eff7e6c5e17b254df246e41f58ab3e7bda2429def5f69e0b6070fdb6d395441917f8c4eaa8426b4767772cb725218599383743cfe7c7ed743802cd

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Kills process with taskkill 1 IoCs
  • Modifies data under HKEY_USERS 2 IoCs
  • Opens file in notepad (likely ransom note) 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 26 IoCs
  • Suspicious use of SendNotifyMessage 24 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\System32\WScript.exe
    "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\target.vbs"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:4764
    • C:\Windows\System32\notepad.exe
      "C:\Windows\System32\notepad.exe" C:\Users\Admin\AppData\Roaming\note.txt
      2⤵
      • Opens file in notepad (likely ransom note)
      PID:4592
    • C:\Windows\System32\taskkill.exe
      "C:\Windows\System32\taskkill.exe" /f /im notepad.exe
      2⤵
      • Kills process with taskkill
      • Suspicious use of AdjustPrivilegeToken
      PID:1904
    • C:\Program Files\Google\Chrome\Application\chrome.exe
      "C:\Program Files\Google\Chrome\Application\chrome.exe" www.google.com/search?q=what+is+the+problem+for+Admin%3F
      2⤵
      • 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:4532
      • 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,0x100,0x104,0xd8,0x108,0x7ffca3249758,0x7ffca3249768,0x7ffca3249778
        3⤵
          PID:4964
        • 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=1744 --field-trial-handle=1912,i,12520333972425329023,6628573663560581540,131072 /prefetch:2
          3⤵
            PID:4492
          • 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=2140 --field-trial-handle=1912,i,12520333972425329023,6628573663560581540,131072 /prefetch:8
            3⤵
              PID:3384
            • 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=2248 --field-trial-handle=1912,i,12520333972425329023,6628573663560581540,131072 /prefetch:8
              3⤵
                PID:4240
              • 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=2960 --field-trial-handle=1912,i,12520333972425329023,6628573663560581540,131072 /prefetch:1
                3⤵
                  PID:3648
                • 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=2988 --field-trial-handle=1912,i,12520333972425329023,6628573663560581540,131072 /prefetch:1
                  3⤵
                    PID:2984
                  • 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=7 --mojo-platform-channel-handle=4364 --field-trial-handle=1912,i,12520333972425329023,6628573663560581540,131072 /prefetch:1
                    3⤵
                      PID:2544
                    • 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=4884 --field-trial-handle=1912,i,12520333972425329023,6628573663560581540,131072 /prefetch:8
                      3⤵
                        PID:764
                      • 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=4972 --field-trial-handle=1912,i,12520333972425329023,6628573663560581540,131072 /prefetch:8
                        3⤵
                          PID:2336
                        • 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=4318 --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=1624 --field-trial-handle=1912,i,12520333972425329023,6628573663560581540,131072 /prefetch:2
                          3⤵
                          • Suspicious behavior: EnumeratesProcesses
                          PID:1496
                    • 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:4716
                      • 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=3800 --field-trial-handle=2656,i,16940681401824032220,151921362336696246,262144 --variations-seed-version /prefetch:8
                        1⤵
                          PID:1088

                        Network

                        MITRE ATT&CK Enterprise v15

                        Replay Monitor

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                        Downloads

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

                          Filesize

                          288B

                          MD5

                          59ec177199642661189edde73ffa6e91

                          SHA1

                          151af1e9995570f3dd7e87aa71c9a5e510fdee0b

                          SHA256

                          44d6fc303fa62109f0b72db5afa178c21f314477e95a30688a793c6cea46d11b

                          SHA512

                          f363e2175e6e000befcd8da572c026c841a108f3fb93cc6e6424284624cd935d3d1414322ba1ecaa86b316452f6a5c529bf6f2861562579f71e2144c0dc43587

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

                          Filesize

                          1KB

                          MD5

                          0c9c951b325ba991a75e6c2c83d6bf4a

                          SHA1

                          0079df004fd89da1ba293d4b90384c79f8d43848

                          SHA256

                          bec8cc88ba7e009b25e5977bc35b044a15db8b0e412ddfcaa7ceb335bfe6fed1

                          SHA512

                          02b33e89abc9802a119d44fb24458c53e5416fe3a94e6cc7e2824b62c932ed7821a9e9c56f27942c2633363be36e714c0ebbfecdc3edf274f8c6dbf75ac39e0a

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

                          Filesize

                          369B

                          MD5

                          9b2c481462072dd362db362eb0ae1063

                          SHA1

                          1f0881dd212c5e342f024f36419b163145ad28b4

                          SHA256

                          212d36772ccdd4204aea2086c2bf0e67cf0b153ab0e6833d65d7c265dff1b93e

                          SHA512

                          cfb8e11c7e24615f7e68458466acb186f79ad254e465fa8d4635cde5d1060c5f329021a540503929f2c8dc0b61ebd0e4414edf1fb566854fd73f773dd154230e

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

                          Filesize

                          6KB

                          MD5

                          5cf07ffa48f03dcf6a608371c7ccebf9

                          SHA1

                          d04a262a07ad708570d6047a8db841a2a17bed04

                          SHA256

                          9b244360313c6fd96f9245f90f8ac1adf14cd33d81f95431450ef2341675447c

                          SHA512

                          14d1665da9d94af2ce393023979ab68ed502a39b5068fbda5029516587649f4fd5b0ee1115dc552dd06de7b80d75ebe44c3966777c4aed2f44816fd7d42fc4fe

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

                          Filesize

                          6KB

                          MD5

                          75e34aa0baae834f17982955206db3fd

                          SHA1

                          440b3824dcb946b94ec6481b8eed60ca60b6ed07

                          SHA256

                          3eafa362f08749a00e90877dcb0a13c8581b6932caee00f2030658c8acda6744

                          SHA512

                          a4b06e11f88b40044bca325482383b79cfeab756ecb0325e1cfff8d7adc2ad4b0d8b43fd543cc3c4ee16c5aa676a87023a1035e3a17cd6aef12a84c4df271417

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

                          Filesize

                          6KB

                          MD5

                          4b98327a97d2af9b82a54c00c7fcbb55

                          SHA1

                          0a66955311fa98f930abd7ccd0c99a9aa7db121d

                          SHA256

                          22fad793fddf54f0206c25549912a1d8176e08529c0755431879edc2a1e163d2

                          SHA512

                          3573f4729ae84709927fccb0fae2a3bff3c2be723618d016f475becd82d093fe9df2fe1650072b62e39d65ee9d14d6ef93a93267cec2150e2608fbfa00456de4

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

                          Filesize

                          269KB

                          MD5

                          bee103cb277cfe5d6f78f366a46577c8

                          SHA1

                          40d99ba13ac2463dc4581d5b1c67ecdcf2441c5f

                          SHA256

                          21fcbb45bf42722eaa1448e742546b9544168705ee8a280720c0b02c3570e3bd

                          SHA512

                          e13b69a8338412e85d79c3adb979b0d67a20bfa87e0f1f03a8c0b82674d9784b22040f0f7e7abd7dabffbd06241d8bf1cd615716dd4fd5f983db8fcde32c06a2

                        • 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\AppData\Roaming\note.txt

                          Filesize

                          105B

                          MD5

                          7974a453105fb964df9cbdf56bd8f998

                          SHA1

                          f99e67104498c6a19323cdb636f3edfee2f89119

                          SHA256

                          03eae3a1fc877ce36665bcf5c4f6b2614059447b454132083e3ed1eb439e00f0

                          SHA512

                          243e57c7f65de4f0ad505062bb80f06b2342d515b0f55bed8978f51367e517c42d60df5d85d83fa5f9ec17f076d2ea40fe4eefed7fadc2e72f88fad57c63d107