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Analysis

  • max time kernel
    50s
  • max time network
    144s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    20/08/2024, 14:14

General

  • Target

    ExeFile (99).exe

  • Size

    990KB

  • MD5

    4afc09642e78a70722fd3ab5ed29d27d

  • SHA1

    9772ecbcfd5cda231c0124ac7f72d089369fb176

  • SHA256

    bf6155050aee616b3dde64bbc42a3a0422be94e035945799ae20b0c0e35f963e

  • SHA512

    9cbeddf750f114174e1908995626b5333faf2c1cb4f9e89e59e5f597d6b18950dad4c3f31b7a81ca1d335854a608d149abc7fb6ab7c5c3edf9f1c36dccdb9620

  • SSDEEP

    24576:Y2G/nvxW3WsTQRzqlqaHb/YF6AXyUo5uoDF6mXy+o5+xfRq:YbA3DQRzI/TYwIUHwAU+rq

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 1 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
  • Kills process with taskkill 1 IoCs
  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Runs .reg file with regedit 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:\Users\Admin\AppData\Local\Temp\ExeFile (99).exe
    "C:\Users\Admin\AppData\Local\Temp\ExeFile (99).exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2740
    • C:\Users\Admin\AppData\Local\Temp\RarSFX0\main.exe
      "C:\Users\Admin\AppData\Local\Temp\RarSFX0\main.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:2596
      • C:\Windows\system32\TASKKILL.exe
        TASKKILL /F /IM chrome.exe
        3⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:2668
      • C:\Windows\regedit.exe
        regedit /s chrome.reg
        3⤵
        • Runs .reg file with regedit
        PID:3000
      • C:\Windows\system32\cmd.exe
        cmd /c chrome64.bat
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1488
        • C:\Windows\system32\mshta.exe
          mshta vbscript:createobject("wscript.shell").run("chrome64.bat h",0)(window.close)
          4⤵
          • Modifies Internet Explorer settings
          • Suspicious use of WriteProcessMemory
          PID:2840
          • C:\Windows\system32\cmd.exe
            cmd /c ""C:\Users\Admin\AppData\Local\Temp\RarSFX0\chrome64.bat" h"
            5⤵
            • Suspicious use of WriteProcessMemory
            PID:2588
            • C:\Program Files\Google\Chrome\Application\chrome.exe
              "C:/Program Files/Google/Chrome/Application/chrome.exe"
              6⤵
              • 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:2212
              • 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,0x7fef4ba9758,0x7fef4ba9768,0x7fef4ba9778
                7⤵
                  PID:1780
                • 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=1140 --field-trial-handle=1284,i,8995399210262212146,12562248294031399710,131072 /prefetch:2
                  7⤵
                    PID:1380
                  • 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=1516 --field-trial-handle=1284,i,8995399210262212146,12562248294031399710,131072 /prefetch:8
                    7⤵
                      PID:580
                    • 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=1600 --field-trial-handle=1284,i,8995399210262212146,12562248294031399710,131072 /prefetch:8
                      7⤵
                        PID:1088
                      • 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=2332 --field-trial-handle=1284,i,8995399210262212146,12562248294031399710,131072 /prefetch:1
                        7⤵
                          PID:2144
                        • 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=2364 --field-trial-handle=1284,i,8995399210262212146,12562248294031399710,131072 /prefetch:1
                          7⤵
                            PID:908
                          • C:\Program Files\Google\Chrome\Application\chrome.exe
                            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2720 --field-trial-handle=1284,i,8995399210262212146,12562248294031399710,131072 /prefetch:8
                            7⤵
                              PID:840
                            • C:\Program Files\Google\Chrome\Application\chrome.exe
                              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=2644 --field-trial-handle=1284,i,8995399210262212146,12562248294031399710,131072 /prefetch:8
                              7⤵
                                PID:2184
                              • C:\Program Files\Google\Chrome\Application\chrome.exe
                                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2668 --field-trial-handle=1284,i,8995399210262212146,12562248294031399710,131072 /prefetch:8
                                7⤵
                                  PID:3060
                                • C:\Program Files\Google\Chrome\Application\chrome.exe
                                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=2784 --field-trial-handle=1284,i,8995399210262212146,12562248294031399710,131072 /prefetch:8
                                  7⤵
                                    PID:2292
                                  • 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=1460 --field-trial-handle=1284,i,8995399210262212146,12562248294031399710,131072 /prefetch:2
                                    7⤵
                                      PID:2660
                                    • 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=12 --mojo-platform-channel-handle=1332 --field-trial-handle=1284,i,8995399210262212146,12562248294031399710,131072 /prefetch:1
                                      7⤵
                                        PID:2668
                                      • 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=3640 --field-trial-handle=1284,i,8995399210262212146,12562248294031399710,131072 /prefetch:8
                                        7⤵
                                          PID:1252
                                • C:\Windows\regedit.exe
                                  regedit /s chrome-set.reg
                                  3⤵
                                  • Runs .reg file with regedit
                                  PID:2268
                            • 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:928

                              Network

                              MITRE ATT&CK Enterprise v15

                              Replay Monitor

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                              Downloads

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

                                633B

                                MD5

                                2c844dee651e35b0081f62de052f732b

                                SHA1

                                c9df9dca314cc124b868540add6867fa67ddc1c6

                                SHA256

                                ff659dc2d1a41aeb1acaced90f9df351904b63b950c45352248715c0394621e7

                                SHA512

                                1bd62bb08bfb65ed3185414b8eb92b7170982dce09d930b0b54af23d4c694975b10d2ce99d7239b8e3988fee2efe0e062aa6b3f64f016f0a54cf007cab4cf77f

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

                                Filesize

                                5KB

                                MD5

                                c98cb80bebc0f6c89a4c2c5fe3e3652a

                                SHA1

                                04112069a2bba4f65ec36f618b5c17c46d88c30b

                                SHA256

                                6b3e36512263ce926e19b7a94887e89c4e2a349f15f70ed43f62407c63311054

                                SHA512

                                860964dce76ae11e034b703b5ac54d4d5f882c5700babc11226567379885de4534d45a55b2b2644c6941e124dc438f46f3210f1ab34234eca401e83fe2dcc66e

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

                                Filesize

                                5KB

                                MD5

                                cd9c10c7a2d8fd382f0fa0f378387ae9

                                SHA1

                                d3765f21536dd539ffbc1c427fdf85baf11081f1

                                SHA256

                                5c0aa853df84dc098d36e4892486c2f8cd6dfb2bda555be3b0e3f372469a8623

                                SHA512

                                efb789f8cbf9b3bbbdbb30050d5ecbf5f6f463426e3232a3fcdd50db5586b429b2612ae7fa478b62329d07a6ee186088f37ac4f4eacebaf3e678b8d640002e7b

                              • 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

                              • C:\Users\Admin\AppData\Local\Temp\RarSFX0\chrome-set.reg

                                Filesize

                                913B

                                MD5

                                3e340776563dabf93d6facd415dc014c

                                SHA1

                                99c220b33423ce5307405a23507f4d4023b256f0

                                SHA256

                                9d82451d22500c2723d18e096971989902ddef5cbf6bc2215f26e9f95e8f5390

                                SHA512

                                bf044227a608c95279a87e3f6f998377baa1b1d1a214721f129fb5127eab4c51ec2fa5fd759ae00ee2eea94c95a303788ed0c420eb40fb0319cda6ca41a1360d

                              • C:\Users\Admin\AppData\Local\Temp\RarSFX0\chrome.reg

                                Filesize

                                412B

                                MD5

                                53924b9a3cee1936dca042f83a8c77d5

                                SHA1

                                5b162956b38483c5b5bf93221d71ccf931c69823

                                SHA256

                                e5d981cc07403a2207efd14f376f78540d83ba99c09063a1d0205247a753ce9f

                                SHA512

                                b075c865d2edcad060035b7b35f9211715118925acbd17dcd6880773a3f6f5e541361f5db35a1df7145d342ba926c92c59bb5ddc8263e0977af6e26b5a48c145

                              • C:\Users\Admin\AppData\Local\Temp\RarSFX0\chrome64.bat

                                Filesize

                                197B

                                MD5

                                431927c4715b4e73c9b68ff675515391

                                SHA1

                                17bd1a044f85f1776fe932c01b8e707110d44f9c

                                SHA256

                                b142632ccb968e4d404827499ea7895f578e809ce9778ff263ae1d68f8234861

                                SHA512

                                f4d499b8eae75fb11cbe7017b1561325b0183ff1460210d04d40d3aa2c0b282c0d34675e3d714ddccc158da2b6e6ce677441d420f5466fde0b8a5dcf39074a29

                              • C:\Users\Admin\AppData\Local\Temp\RarSFX0\id-chrome.txt

                                Filesize

                                32B

                                MD5

                                0167419b601a93258aeb85fc6e775893

                                SHA1

                                0a144617b0dd5c5cd4aee3afa8e950f19fda15e8

                                SHA256

                                6b01add656de1f80a188fb7407856c06b54c39946642a949c2eba2ee5801ca07

                                SHA512

                                76e24f6e46944f2063a0e0696048d9a665f13345b91090210965f0d017c396a8b302beba4f44678e98593d8701e2b23927ea29bd3ddacb942d651a4b6c472b29

                              • C:\Users\Admin\AppData\Local\Temp\RarSFX0\id-edge.txt

                                Filesize

                                32B

                                MD5

                                61a1097d8931a08711609a2547c94272

                                SHA1

                                58b8b23b7ba2b9c194bdd7297beee92c2f0ed4c3

                                SHA256

                                a5d1355faa6ccdcc223fc792efbb0f02abbd7c2455abb43150af455737ade895

                                SHA512

                                2b90ad86e5fd4e888633d4ef744d7a155536f4c7eff96b474fcd7a47880f085e01c628001c33ccc43c23e156bf17217b7c32aa386188d95955f4ba261efe8c1b

                              • C:\Users\Admin\AppData\Local\Temp\RarSFX0\id.txt

                                Filesize

                                9B

                                MD5

                                9e8486cdd435beda9a60806dd334d964

                                SHA1

                                bf3dab9d79bb0451c24b615d245ac0295407b023

                                SHA256

                                4a3f26e5142fdceee09b1324103d62b210e78c2b23710f50f708b8eddafa9e81

                                SHA512

                                de1f63b91cbe9fee9342a300d39c841fffe95e31427a7862879fb11afdd888c9cff1f22d5f0269ed5610e0710d4a55e1f40705da5e1898adacb26c28c19a7a24

                              • C:\Users\Admin\AppData\Local\Temp\RarSFX0\plugins-chrome.crx

                                Filesize

                                216KB

                                MD5

                                b76a448d15029df55127cdf2ae9e350d

                                SHA1

                                8f7cd0366ca1592b254dab83bd5ebbe58f0455de

                                SHA256

                                4b60226dce9dac7c5e8791903c1f93a08e4a45448f925c683be7bf740a64abe2

                                SHA512

                                59f8ee696644b6fdc55b57928a58bc7dd50ba538cc09a4f1799a685f013e9100783012fdb2b08e7335ce15542f5c91d062259d85d00ca831bab0bde92b8d6f72

                              • C:\Users\Admin\AppData\Local\Temp\scoped_dir2212_176472934\CRX_INSTALL\_locales\zh_CN\messages.json

                                Filesize

                                47B

                                MD5

                                15270ddb6df7cbdfb45d6e4ab0b8b33e

                                SHA1

                                5a8bf5be51f244d126ffb9080bc345dae5d7aa70

                                SHA256

                                709692b4f8b46ee5a6f50567e327005393c23ee003909f1563c4b7aae31251d4

                                SHA512

                                64fd9ecca6eca2fcff243b1abac62ac590eba1d52e56bcedb16c2048083da8671018f26ad136d4ac85504648770410062b71319ee4d9bd1561dc9a75063e0fa4

                              • \Users\Admin\AppData\Local\Temp\RarSFX0\main.exe

                                Filesize

                                555KB

                                MD5

                                c402a583d308d4d150d8a069a1ec76da

                                SHA1

                                d84858daf821778ac57801cd0822e9299f32f688

                                SHA256

                                8b9ce02e21440d3a6ef06a50da8bd69893da60fe3d5c55f80739e4bef55d4611

                                SHA512

                                89d2b8ad3c09687da5c4afdcee0bc4d7cd1e20c51f21e10a1736da3bd7f2b48a03fc7db374eaa58e3827e36e9235b68d5507dc41c52462a1b7904c0ee078cfe7

                              • \Users\Admin\AppData\Local\Temp\RarSFX0\vcruntime140_1.dll

                                Filesize

                                35KB

                                MD5

                                ab03551e4ef279abed2d8c4b25f35bb8

                                SHA1

                                09bc7e4e1a8d79ee23c0c9c26b1ea39de12a550e

                                SHA256

                                f8bc270449ca6bb6345e88be3632d465c0a7595197c7954357dc5066ed50ae44

                                SHA512

                                0e7533b8d7e5019ffd1e73937c1627213711725e88c6d7321588f7fffe9e1b4ef5c38311548adbd2c0ee9b407135646593bf1498cbee92275f4e0a22ace78909