Analysis

  • max time kernel
    79s
  • max time network
    141s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    25-04-2024 12:13

General

  • Target

    ass.vbs

  • Size

    1KB

  • MD5

    1b6429f129d8e29b3222bcc4a3fc752f

  • SHA1

    c17918af13e66d99e718e3f697ac2642d27c51bb

  • SHA256

    84357aa3aea071025acf0a05f5264a2ef89a1c594f897714c86b4354ea9274fe

  • SHA512

    22235f0b3548388acbe57f11f25f57eb6e1574802ae0b46e5de31cca3b9953b2bd5ad2e2639f31a567a6f8f3e6101d94c408f302d3ae3ae50e739300f59091ca

Score
8/10

Malware Config

Signatures

  • Disables RegEdit via registry modification 1 IoCs
  • Disables Task Manager via registry modification
  • Enumerates physical storage devices 1 TTPs

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

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies registry key 1 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 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:\Windows\System32\WScript.exe
    "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\ass.vbs"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2316
    • C:\Windows\System32\reg.exe
      "C:\Windows\System32\reg.exe" add HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\System /v DisableTaskMgr /t REG_DWORD /d 1 /f
      2⤵
      • Modifies registry key
      PID:2216
    • C:\Windows\System32\reg.exe
      "C:\Windows\System32\reg.exe" add HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\System /v DisableRegistryTools /t REG_DWORD /d 1 /f
      2⤵
      • Disables RegEdit via registry modification
      • Modifies registry key
      PID:2064
    • C:\Program Files\Google\Chrome\Application\chrome.exe
      "C:\Program Files\Google\Chrome\Application\chrome.exe" https://www.google.com/search?q=https://www.youtube.com/watch?v=BbeeuzU5Qc8&ab_channel=MetroGirlzStation
      2⤵
      • 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:2088
      • 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,0x7fef6519758,0x7fef6519768,0x7fef6519778
        3⤵
          PID:2156
        • 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=1120 --field-trial-handle=1268,i,11478848160268503148,2091998109408328243,131072 /prefetch:2
          3⤵
            PID:2852
          • 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=1484 --field-trial-handle=1268,i,11478848160268503148,2091998109408328243,131072 /prefetch:8
            3⤵
              PID:1568
            • 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=1268,i,11478848160268503148,2091998109408328243,131072 /prefetch:8
              3⤵
                PID:2708
              • 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=2144 --field-trial-handle=1268,i,11478848160268503148,2091998109408328243,131072 /prefetch:1
                3⤵
                  PID:1996
                • 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=2152 --field-trial-handle=1268,i,11478848160268503148,2091998109408328243,131072 /prefetch:1
                  3⤵
                    PID:2412
                  • 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=2208 --field-trial-handle=1268,i,11478848160268503148,2091998109408328243,131072 /prefetch:2
                    3⤵
                      PID:2388
                    • 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=2872 --field-trial-handle=1268,i,11478848160268503148,2091998109408328243,131072 /prefetch:1
                      3⤵
                        PID:2252
                      • 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=3560 --field-trial-handle=1268,i,11478848160268503148,2091998109408328243,131072 /prefetch:8
                        3⤵
                          PID:956
                    • 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:2784

                      Network

                      MITRE ATT&CK Enterprise v15

                      Replay Monitor

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                      Downloads

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

                        68KB

                        MD5

                        29f65ba8e88c063813cc50a4ea544e93

                        SHA1

                        05a7040d5c127e68c25d81cc51271ffb8bef3568

                        SHA256

                        1ed81fa8dfb6999a9fedc6e779138ffd99568992e22d300acd181a6d2c8de184

                        SHA512

                        e29b2e92c496245bed3372578074407e8ef8882906ce10c35b3c8deebfefe01b5fd7f3030acaa693e175f4b7aca6cd7d8d10ae1c731b09c5fa19035e005de3aa

                      • 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

                        774B

                        MD5

                        ec69ed246e9bb11f782eabee3b3b6157

                        SHA1

                        0094e22c86353e41656746a9fab5af9c511e3ba1

                        SHA256

                        c9a65059ff36c9ca88c4b7103c998b17ae92e96591646a5a0ef8daf6e019613b

                        SHA512

                        75dd495f9c115082da16b22ed9dddcbd05ef73d189db23ed5aac985c2f15893bb8d50392eee8999c29be2b0dc390f8e02ec9cdc7b1aea5036651fc609d88e93f

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

                        6KB

                        MD5

                        35564eab28751ee86e13e5aa2ac63e96

                        SHA1

                        77d60139e0a872758b7c102290e1e5446cdc47f8

                        SHA256

                        16acc2213dbcde8cb395017c722926d9349b332b918944ebe42250e7850f493e

                        SHA512

                        9fb9702455845be2b1f40ac7cddabd3164939a5a402fc734528d98ea84d0cea8559566307a2ad73e67cea5f27dffce6e4af2887758c4097f5cdeea7b8b3abcaf

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

                        6KB

                        MD5

                        db6a5b8af8c36eadb1c76e0ec7744dac

                        SHA1

                        be47c193ce78f63fbf3cb58b1819249d8f4edd43

                        SHA256

                        e0d7a9038d3d23dfdbcefd68626f79bc9a3cce772b292172162320de5dec93af

                        SHA512

                        45c579e76f1905563e0df551490878c452b7287efe1e2d27e07a684f247f83988857a01480fc685f0c65fe6c9474ef1b3250b5248207916bb4de08f29fee4a43

                      • 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

                      • \??\pipe\crashpad_2088_VHKOGBLAYVAACTBO
                        MD5

                        d41d8cd98f00b204e9800998ecf8427e

                        SHA1

                        da39a3ee5e6b4b0d3255bfef95601890afd80709

                        SHA256

                        e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

                        SHA512

                        cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e