Analysis

  • max time kernel
    52s
  • max time network
    139s
  • platform
    windows7_x64
  • resource
    win7-20240215-en
  • resource tags

    arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
  • submitted
    20-05-2024 16:26

General

  • Target

    trigger.vbs

  • Size

    2KB

  • MD5

    40b55c164eeeb15b9f1abb246b178ce7

  • SHA1

    fcd9547a4ad2abe9b18c8523c110e32851041c27

  • SHA256

    a3f5ac7dafcaeee3732752dc78a3d53529f1a8b9f4b67e4d02f6a8d750a88ae9

  • SHA512

    4b96bd3ebea125f4df1fc077f68364643f6498412ec86d3308a0881924cc2d683568e6ab939b715b9216db1d99638081ef4e87db31836aaf5e15ec60397afdf3

Score
3/10

Malware Config

Signatures

  • 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
  • Opens file in notepad (likely ransom note) 1 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\trigger.vbs"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2824
    • C:\Program Files\Google\Chrome\Application\chrome.exe
      "C:\Program Files\Google\Chrome\Application\chrome.exe" https://www.google.com/search?q=Bye+computer!
      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:2240
      • 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,0x7fef5fa9758,0x7fef5fa9768,0x7fef5fa9778
        3⤵
          PID:2216
        • 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=1156 --field-trial-handle=1280,i,9417283940312237886,3507447473462435364,131072 /prefetch:2
          3⤵
            PID:2720
          • 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=1500 --field-trial-handle=1280,i,9417283940312237886,3507447473462435364,131072 /prefetch:8
            3⤵
              PID:2652
            • 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=1524 --field-trial-handle=1280,i,9417283940312237886,3507447473462435364,131072 /prefetch:8
              3⤵
                PID:2620
              • 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=2204 --field-trial-handle=1280,i,9417283940312237886,3507447473462435364,131072 /prefetch:1
                3⤵
                  PID:2464
                • 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=2212 --field-trial-handle=1280,i,9417283940312237886,3507447473462435364,131072 /prefetch:1
                  3⤵
                    PID:2472
                  • 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=1456 --field-trial-handle=1280,i,9417283940312237886,3507447473462435364,131072 /prefetch:2
                    3⤵
                      PID:1628
                    • 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=2884 --field-trial-handle=1280,i,9417283940312237886,3507447473462435364,131072 /prefetch:1
                      3⤵
                        PID:2944
                      • 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=3552 --field-trial-handle=1280,i,9417283940312237886,3507447473462435364,131072 /prefetch:8
                        3⤵
                          PID:1576
                      • C:\Windows\System32\notepad.exe
                        "C:\Windows\System32\notepad.exe" C:\Users\Admin\Desktop\Note.txt
                        2⤵
                        • Opens file in notepad (likely ransom note)
                        PID:2000
                      • C:\Windows\System32\taskkill.exe
                        "C:\Windows\System32\taskkill.exe" /f /im notepad.exe
                        2⤵
                        • Kills process with taskkill
                        • Suspicious use of AdjustPrivilegeToken
                        PID:1232
                      • C:\Windows\System32\WScript.exe
                        "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\wscriptexe.vbs"
                        2⤵
                          PID:788
                      • 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:2484

                        Network

                        MITRE ATT&CK Enterprise v15

                        Replay Monitor

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                        Downloads

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

                          Filesize

                          204KB

                          MD5

                          41785febb3bce5997812ab812909e7db

                          SHA1

                          c2dae6cfbf5e28bb34562db75601fadd1f67eacb

                          SHA256

                          696a298fa617f26115168d70442c29f2d854f595497ea2034124a7e27b036483

                          SHA512

                          b82cfd843b13487c79dc5c7f07c84a236cf2065d69c9e0a79d36ac1afc78fa04fba30c31903f48d1d2d44f17fb951002e90fb4e92b9eae7677dbb6f023e68919

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

                          Filesize

                          16B

                          MD5

                          18e723571b00fb1694a3bad6c78e4054

                          SHA1

                          afcc0ef32d46fe59e0483f9a3c891d3034d12f32

                          SHA256

                          8af72f43857550b01eab1019335772b367a17a9884a7a759fdf4fe6f272b90aa

                          SHA512

                          43bb0af7d3984012d2d67ca6b71f0201e5b948e6fe26a899641c4c6f066c59906d468ddf7f1df5ea5fa33c2bc5ea8219c0f2c82e0a5c365ad7581b898a8859e2

                        • 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

                          69a446a29fc9caa0a193fe7bdc7c1a93

                          SHA1

                          232e5abac4d51b08916cdc5413c142080e06de79

                          SHA256

                          5b8774e3d15b167449a206277d879ba1299713a07780d50ac0c84dcb2381e865

                          SHA512

                          d869cb4623fc932a4cc9172f267fac8ac829e25221bf8ae14e283b92dcee084f0191434af4026ffc2b5d99d3bdd214c4f7508b3331ee19090689b2a99a0f70aa

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

                          Filesize

                          6KB

                          MD5

                          38bb16af339aa9a276a9f88724bdeb2d

                          SHA1

                          da034bf2dc1c312b7289ebb9bb327f008003cd40

                          SHA256

                          c6fe9a4b1833fd12cbb5372accadcd2b1c7be02557dda7b316d88fbedcac38be

                          SHA512

                          cb0c0ccaf2c42afb0c248b12d168bb8e8b5486ec4bbccb3881511132917087d26f6f7517d9bfc72b3c464e4084e7473cac3a1eef7f4f702d03bf7fde61f43af5

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

                          Filesize

                          5KB

                          MD5

                          91f24311a58235f3187a0af4d9158cf5

                          SHA1

                          2f356e1af01bd13a5b3fe81b980a69b8569a8823

                          SHA256

                          f4884fe10e63e121eb6a7c39a47c0dbfa4a3242cbc9b5577c7a5007fb1972a0a

                          SHA512

                          3d6d2a6ab47d9554fa0e9ef185d32131f8def5a993f223136b397db6f0a683815815f00d2edc96e4083f322447b538190d0fe62e2030432c20ba6a3fc7a68cb2

                        • C:\Users\Admin\AppData\Roaming\wscriptexe.vbs

                          Filesize

                          659B

                          MD5

                          7298e0943e9d3abde8af88a51411f3f8

                          SHA1

                          0fb0cb75131dc81d2091b98cd14aa3aedcdcee68

                          SHA256

                          5d12a66a07f84b44b01237a591e8b4677e104e117d73a6d750e0f293adbce98e

                          SHA512

                          534aa8a8bc0572fe8f1ac07adeacfecbf270b05950314735801c94e523741b5e1d77ba789e30902b924c3508b12505d8454ec78ae2e741a756179871d10d4a4d

                        • C:\Users\Admin\Desktop\Note.txt

                          Filesize

                          110B

                          MD5

                          5db850e057649101fd4257e31952d389

                          SHA1

                          73e4f5fc85c59cd19583a52f692c9f92967d0782

                          SHA256

                          1c41ed4e5b4c5bf2bad238bcb633a7db35b9e60de4e3d21d3f1bb4f1b2716011

                          SHA512

                          4906a80d315c2e56475ce26009bff021d9f45efda26b72fa56fc037a6e766d5917dbec504b725fd0a4f50e60e41ed75c84ab612ab0456873e340586e6a0f194c