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Analysis

  • max time kernel
    151s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25/12/2023, 15:12

General

  • Target

    284f70d2dbf419c70a6f2d345116bdfe.exe

  • Size

    207KB

  • MD5

    284f70d2dbf419c70a6f2d345116bdfe

  • SHA1

    aaa10108e3b3975bad75ae973d11fa26d43bcbe1

  • SHA256

    139beb0e5b4cc80f0825fa410ed6288db8dd21b40c9f4b3bde8857e73443c309

  • SHA512

    9b48123f356459408d9d10dc1886cc5200faabe0a68c062cb110bd0704b8151575dfd15e062686270a007a7a411c0be83fad7d5d393db583ac2f5a7e56702c1d

  • SSDEEP

    6144:Xz+92mhAMJ/cPl3iwjaozlx/LVXHSPF0Mfs:XK2mhAMJ/cPl1T7VXJ

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 6 IoCs
  • Suspicious use of FindShellTrayWindow 25 IoCs
  • Suspicious use of SendNotifyMessage 24 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\284f70d2dbf419c70a6f2d345116bdfe.exe
    "C:\Users\Admin\AppData\Local\Temp\284f70d2dbf419c70a6f2d345116bdfe.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:1360
    • C:\Users\Admin\AppData\Local\Temp\RarSFX0\wsmallstub.exe
      "C:\Users\Admin\AppData\Local\Temp\RarSFX0\wsmallstub.exe" "C:\Users\Admin\AppData\Local\Temp\284f70d2dbf419c70a6f2d345116bdfe.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:800
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument http://ct2416693.ourtoolbar.com/cre/?isorganic=true&requesterid=dmstub
        3⤵
        • Enumerates system info in registry
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        • Suspicious use of WriteProcessMemory
        PID:1260
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=92.0.4515.131 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=92.0.902.67 --initial-client-data=0x118,0x11c,0x120,0xf4,0x124,0x7ff8492d46f8,0x7ff8492d4708,0x7ff8492d4718
          4⤵
            PID:4676
          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2084,17996985149203205324,5231929924108851827,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2112 /prefetch:2
            4⤵
              PID:2080
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --field-trial-handle=2084,17996985149203205324,5231929924108851827,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2164 /prefetch:3
              4⤵
              • Suspicious behavior: EnumeratesProcesses
              PID:3264
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --field-trial-handle=2084,17996985149203205324,5231929924108851827,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2712 /prefetch:8
              4⤵
                PID:4996
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2084,17996985149203205324,5231929924108851827,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=2092 /prefetch:1
                4⤵
                  PID:3408
                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2084,17996985149203205324,5231929924108851827,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3336 /prefetch:1
                  4⤵
                    PID:4648
                  • C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=2084,17996985149203205324,5231929924108851827,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5416 /prefetch:8
                    4⤵
                      PID:5520
                    • C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=2084,17996985149203205324,5231929924108851827,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5416 /prefetch:8
                      4⤵
                      • Suspicious behavior: EnumeratesProcesses
                      PID:5536
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2084,17996985149203205324,5231929924108851827,131072 --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=9 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5504 /prefetch:1
                      4⤵
                        PID:5564
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2084,17996985149203205324,5231929924108851827,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5428 /prefetch:1
                        4⤵
                          PID:5556
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2084,17996985149203205324,5231929924108851827,131072 --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=11 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5112 /prefetch:1
                          4⤵
                            PID:5856
                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2084,17996985149203205324,5231929924108851827,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=10 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3324 /prefetch:1
                            4⤵
                              PID:5848
                      • C:\Windows\System32\CompPkgSrv.exe
                        C:\Windows\System32\CompPkgSrv.exe -Embedding
                        1⤵
                          PID:2172
                        • C:\Windows\System32\CompPkgSrv.exe
                          C:\Windows\System32\CompPkgSrv.exe -Embedding
                          1⤵
                            PID:1340

                          Network

                          MITRE ATT&CK Enterprise v15

                          Replay Monitor

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                          Downloads

                          • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat

                            Filesize

                            152B

                            MD5

                            011193d03a2492ca44f9a78bdfb8caa5

                            SHA1

                            71c9ead344657b55b635898851385b5de45c7604

                            SHA256

                            d21f642fdbc0f194081ffdd6a3d51b2781daef229ae6ba54c336156825b247a0

                            SHA512

                            239c7d603721c694b7902996ba576c9d56acddca4e2e7bbe500039d26d0c6edafbbdc2d9f326f01d71e162872d6ff3247366481828e0659703507878ed3dd210

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

                            Filesize

                            120B

                            MD5

                            9b0ddf61c820f1c48bf2129529a91583

                            SHA1

                            b49b4fbe177b770d097c9b958c3f020563db1ffb

                            SHA256

                            df05eacb06df445e46275b22ef8c5467aa21fe5faba9cd60f371e0fe5d8ef024

                            SHA512

                            d8d73ba93a785f428ef69547f58345a575c355a27dabdfec46d6477ea871f20769cb11beb2a0ca5f911be7fa45fe1ab1749f0b9bb273477c694802c87df5b751

                          • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network Persistent State

                            Filesize

                            111B

                            MD5

                            285252a2f6327d41eab203dc2f402c67

                            SHA1

                            acedb7ba5fbc3ce914a8bf386a6f72ca7baa33c6

                            SHA256

                            5dfc321417fc31359f23320ea68014ebfd793c5bbed55f77dab4180bbd4a2026

                            SHA512

                            11ce7cb484fee66894e63c31db0d6b7ef66ad0327d4e7e2eb85f3bcc2e836a3a522c68d681e84542e471e54f765e091efe1ee4065641b0299b15613eb32dcc0d

                          • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences

                            Filesize

                            5KB

                            MD5

                            31d4d0516470e03955c2cbf715228635

                            SHA1

                            d6abd80f59f33bad9f2c5635db88ae251cfda851

                            SHA256

                            21a2fc4e7eac5c6beb16e5253a488b0404cdfa57450edcdbc9bd1d93d317866c

                            SHA512

                            11c875b3d38828dbe58a2199ee9e0db0f39847feffc046d6b1e81c6f11c273e64d21f26f95ef84d13b0e997ec3bbbb994e7b4ba5f8a00c2d072b011369c237c3

                          • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences

                            Filesize

                            6KB

                            MD5

                            e744aa204bab2f409b135107c7565e9c

                            SHA1

                            6e584926f039ad6ce53e3048bb398296236de2f8

                            SHA256

                            6c380bee1483451efb69c0cc1fad3aa4640d0aee9c5e1f14e098e99f0c4e95bd

                            SHA512

                            30d5a7277adec605d94eb4fc3be5647553fb59e1cf78d5e51dc8fe0167731799e2b1b1aa2779592c8c70d900502d71ec1f975370e6c7daedde182283fec1901d

                          • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Secure Preferences

                            Filesize

                            24KB

                            MD5

                            f5b764fa779a5880b1fbe26496fe2448

                            SHA1

                            aa46339e9208e7218fb66b15e62324eb1c0722e8

                            SHA256

                            97de05bd79a3fd624c0d06f4cb63c244b20a035308ab249a5ef3e503a9338f3d

                            SHA512

                            5bfc27e6164bcd0e42cd9aec04ba6bf3a82113ba4ad85aa5d34a550266e20ea6a6e55550ae669af4c2091319e505e1309d27b7c50269c157da0f004d246fe745

                          • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\data_reduction_proxy_leveldb\CURRENT

                            Filesize

                            16B

                            MD5

                            6752a1d65b201c13b62ea44016eb221f

                            SHA1

                            58ecf154d01a62233ed7fb494ace3c3d4ffce08b

                            SHA256

                            0861415cada612ea5834d56e2cf1055d3e63979b69eb71d32ae9ae394d8306cd

                            SHA512

                            9cfd838d3fb570b44fc3461623ab2296123404c6c8f576b0de0aabd9a6020840d4c9125eb679ed384170dbcaac2fa30dc7fa9ee5b77d6df7c344a0aa030e0389

                          • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State

                            Filesize

                            11KB

                            MD5

                            2da17bbc8af3f12fac4b1c9ee7ad8335

                            SHA1

                            7f0519c9063864ff1e4387ce2fa8172d13082881

                            SHA256

                            c136048fe99012ee3a3eb845defb3c9a4262b14cd0f15bc9082cba3459287928

                            SHA512

                            0d7391f246a368f3e4ad8b840be1e9b087e56a957d1efc88b0deeb97e2677cc3aa3e3aa6922dfec511e793ceb9a8b7be98f313df3eaf3f62d5532c025eb95499

                          • C:\Users\Admin\AppData\Local\Temp\RarSFX0\icon.ico

                            Filesize

                            1KB

                            MD5

                            f31ab27282cf444ef1f263320be6b705

                            SHA1

                            bde4d76ffc88d14e1128b4928ddd4639a7744b84

                            SHA256

                            1a3ec42f393635307ae2e369ef50a8eb0fbbe02cd2f82c4c6d3486d294ddcceb

                            SHA512

                            f6b803b087444de0cc6fa832c4be491c738c0d643895d844a861357e2b29257fe7ba91f2e4e61ee715a5b533b0449c14428f79ec651f3cfa3823eaaaa99ca367

                          • C:\Users\Admin\AppData\Local\Temp\RarSFX0\stub_settings.xml

                            Filesize

                            3KB

                            MD5

                            b64d43be07c431b8b2477f7303b2a8e2

                            SHA1

                            e42f245ac4078f8b84e85514574244846c483157

                            SHA256

                            4fd26dc9c1e6f863b7365d24559f55c39e1c07741e3cbba9f45175198e969256

                            SHA512

                            2fcc9516db288e2cd7876057db6e7172b0b9775f8b094ab8547aac0e3075bd4c0f34ec575692d68afb77e853c86fa85e973a727dc0629dd869e14929f5012b80

                          • C:\Users\Admin\AppData\Local\Temp\RarSFX0\wsmallstub.exe

                            Filesize

                            64KB

                            MD5

                            8c2da04dca2b61ce494e862a1cd405e8

                            SHA1

                            33fc183e92bda3b6de6d1153e8e7e6c7080cf2d3

                            SHA256

                            75be02cea08170497f2d2e7af95f1934cc9b5f7b092c4a9e230dcfd8338db0fd

                            SHA512

                            b3e3fe30607f72d54e2befbe76952fc87743bd78f567bb1a541ff204b3b6b22d40cc5f4bfa01dd605e7063bee916abf7a3bb1cacd44fa9a5151c43c34f24fe9d

                          • C:\Users\Admin\AppData\Local\Temp\RarSFX0\wsmallstub.exe

                            Filesize

                            238KB

                            MD5

                            bebe87e70601cbc95c4a6bad2a2e986d

                            SHA1

                            f9620534bf97ff4ecaadd3afc3808d3abecdac65

                            SHA256

                            f1fe856f82e455e19d17f09e0b8529993aa540d4231c07065f0c28ecf0f25dd4

                            SHA512

                            dae6eabf8314529be871d56c4c573cc114309d77a5223f48227d0c13964cd6606efbe413e8b1fdd7624be89fc31be8caa7d299ed2e659f9c4e1982f21e1cffd2