Analysis

  • max time kernel
    1193s
  • max time network
    1166s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19-04-2024 01:32

General

  • Target

    extracted-1.ps1

  • Size

    2.6MB

  • MD5

    87e85fd8fc5a47816e9ade4b96ef1f4c

  • SHA1

    07620efc8556da9bd8aa280448b8fa85d2caea9c

  • SHA256

    3c69cdd87cd7f8f49e37847c55352d450a066c76ea35a6b5391b4c990d9aadb2

  • SHA512

    29559fb0f4e908f28b3a932469551aca27e6070b717587ff1547aded3cc3173feae8e9d5265b679f25994c7ca8b5162fd3991c7a15fb7a667ce1207bad90746f

  • SSDEEP

    49152:aYCAeB2lr71SuRLZlhfyqeuvUm/q1pstArpE12kqRgTHj+lVK9:X

Malware Config

Extracted

Family

jupyter

C2

146.70.40.235

Signatures

  • Jupyter, SolarMarker

    Jupyter is a backdoor and infostealer first seen in mid 2020.

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 22 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 5 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\extracted-1.ps1
    1⤵
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1520
    • C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe
      "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\~DC41410991.pdf"
      2⤵
      • Checks processor information in registry
      • Modifies Internet Explorer settings
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:4976
      • C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
        "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --backgroundcolor=16514043
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:4552
        • C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
          "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=8EC232C8525930F6FE32EB85751550CD --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
          4⤵
            PID:4384
          • C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
            "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=932520B3760595280DB63647FE2B1FA5 --lang=en-US --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --enable-pinch --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --enable-gpu-async-worker-context --content-image-texture-target=0,0,3553;0,1,3553;0,2,3553;0,3,3553;0,4,3553;0,5,3553;0,6,3553;0,7,3553;0,8,3553;0,9,3553;0,10,3553;0,11,3553;0,12,3553;0,13,3553;0,14,3553;0,15,3553;0,16,3553;0,17,3553;0,18,3553;1,0,3553;1,1,3553;1,2,3553;1,3,3553;1,4,3553;1,5,3553;1,6,3553;1,7,3553;1,8,3553;1,9,3553;1,10,3553;1,11,3553;1,12,3553;1,13,3553;1,14,3553;1,15,3553;1,16,3553;1,17,3553;1,18,3553;2,0,3553;2,1,3553;2,2,3553;2,3,3553;2,4,3553;2,5,3553;2,6,3553;2,7,3553;2,8,3553;2,9,3553;2,10,3553;2,11,3553;2,12,3553;2,13,3553;2,14,3553;2,15,3553;2,16,3553;2,17,3553;2,18,3553;3,0,3553;3,1,3553;3,2,3553;3,3,3553;3,4,3553;3,5,3553;3,6,3553;3,7,3553;3,8,3553;3,9,3553;3,10,3553;3,11,3553;3,12,3553;3,13,3553;3,14,3553;3,15,3553;3,16,3553;3,17,3553;3,18,3553;4,0,3553;4,1,3553;4,2,3553;4,3,3553;4,4,3553;4,5,3553;4,6,3553;4,7,3553;4,8,3553;4,9,3553;4,10,3553;4,11,3553;4,12,3553;4,13,3553;4,14,3553;4,15,3553;4,16,3553;4,17,3553;4,18,3553;5,0,3553;5,1,3553;5,2,3553;5,3,3553;5,4,3553;5,5,3553;5,6,3553;5,7,3553;5,8,3553;5,9,3553;5,10,3553;5,11,3553;5,12,3553;5,13,3553;5,14,3553;5,15,3553;5,16,3553;5,17,3553;5,18,3553;6,0,3553;6,1,3553;6,2,3553;6,3,3553;6,4,3553;6,5,3553;6,6,3553;6,7,3553;6,8,3553;6,9,3553;6,10,3553;6,11,3553;6,12,3553;6,13,3553;6,14,3553;6,15,3553;6,16,3553;6,17,3553;6,18,3553 --disable-accelerated-video-decode --service-request-channel-token=932520B3760595280DB63647FE2B1FA5 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
            4⤵
              PID:2944
            • C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
              "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=ECA99CB1C6A74A1EB57BCA6254533B37 --lang=en-US --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --enable-pinch --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --enable-gpu-async-worker-context --content-image-texture-target=0,0,3553;0,1,3553;0,2,3553;0,3,3553;0,4,3553;0,5,3553;0,6,3553;0,7,3553;0,8,3553;0,9,3553;0,10,3553;0,11,3553;0,12,3553;0,13,3553;0,14,3553;0,15,3553;0,16,3553;0,17,3553;0,18,3553;1,0,3553;1,1,3553;1,2,3553;1,3,3553;1,4,3553;1,5,3553;1,6,3553;1,7,3553;1,8,3553;1,9,3553;1,10,3553;1,11,3553;1,12,3553;1,13,3553;1,14,3553;1,15,3553;1,16,3553;1,17,3553;1,18,3553;2,0,3553;2,1,3553;2,2,3553;2,3,3553;2,4,3553;2,5,3553;2,6,3553;2,7,3553;2,8,3553;2,9,3553;2,10,3553;2,11,3553;2,12,3553;2,13,3553;2,14,3553;2,15,3553;2,16,3553;2,17,3553;2,18,3553;3,0,3553;3,1,3553;3,2,3553;3,3,3553;3,4,3553;3,5,3553;3,6,3553;3,7,3553;3,8,3553;3,9,3553;3,10,3553;3,11,3553;3,12,3553;3,13,3553;3,14,3553;3,15,3553;3,16,3553;3,17,3553;3,18,3553;4,0,3553;4,1,3553;4,2,3553;4,3,3553;4,4,3553;4,5,3553;4,6,3553;4,7,3553;4,8,3553;4,9,3553;4,10,3553;4,11,3553;4,12,3553;4,13,3553;4,14,3553;4,15,3553;4,16,3553;4,17,3553;4,18,3553;5,0,3553;5,1,3553;5,2,3553;5,3,3553;5,4,3553;5,5,3553;5,6,3553;5,7,3553;5,8,3553;5,9,3553;5,10,3553;5,11,3553;5,12,3553;5,13,3553;5,14,3553;5,15,3553;5,16,3553;5,17,3553;5,18,3553;6,0,3553;6,1,3553;6,2,3553;6,3,3553;6,4,3553;6,5,3553;6,6,3553;6,7,3553;6,8,3553;6,9,3553;6,10,3553;6,11,3553;6,12,3553;6,13,3553;6,14,3553;6,15,3553;6,16,3553;6,17,3553;6,18,3553 --disable-accelerated-video-decode --service-request-channel-token=ECA99CB1C6A74A1EB57BCA6254533B37 --renderer-client-id=4 --mojo-platform-channel-handle=2168 --allow-no-sandbox-job /prefetch:1
              4⤵
                PID:2592
              • C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
                "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=4C7C80F4C3EFCEFDAC5E5386A7BD1C37 --mojo-platform-channel-handle=1804 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
                4⤵
                  PID:4472
                • C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
                  "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=C7D0AA8610EF8A230365F7017F81BCBD --mojo-platform-channel-handle=2648 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
                  4⤵
                    PID:4200
                  • C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
                    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=88E3C7EAD0B5E0E1A548B924848D9278 --mojo-platform-channel-handle=1968 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
                    4⤵
                      PID:1576
                • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe
                  "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe" /noconfig /fullpaths @"C:\Users\Admin\AppData\Local\Temp\u1bc3mbf\u1bc3mbf.cmdline"
                  2⤵
                  • Suspicious use of WriteProcessMemory
                  PID:432
                  • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe
                    C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RES614A.tmp" "c:\Users\Admin\AppData\Local\Temp\u1bc3mbf\CSCF74D0B6DF734488794E6A778D2ECAEB6.TMP"
                    3⤵
                      PID:1420
                • C:\Windows\System32\CompPkgSrv.exe
                  C:\Windows\System32\CompPkgSrv.exe -Embedding
                  1⤵
                    PID:2596

                  Network

                  MITRE ATT&CK Enterprise v15

                  Replay Monitor

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                  Downloads

                  • C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

                    Filesize

                    64KB

                    MD5

                    9455f5a2eacea8144eda38d5507d6b3a

                    SHA1

                    3ceb894cb0e8ec0a97b565e62ec59ed862f489f0

                    SHA256

                    31c270ff478c4b8141dbc2a4fe023c11794a163d246198f0ffa72715937f7be5

                    SHA512

                    416a8ce6b32716aedac07947d37bbbb6a0e54e7c3dd8485cc0997a4567e782cfa774810cebef9029fd6b2f5b39ef531617c1ce667e95b56e24f5579687f0b1c5

                  • C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

                    Filesize

                    36KB

                    MD5

                    b30d3becc8731792523d599d949e63f5

                    SHA1

                    19350257e42d7aee17fb3bf139a9d3adb330fad4

                    SHA256

                    b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3

                    SHA512

                    523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e

                  • C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

                    Filesize

                    56KB

                    MD5

                    752a1f26b18748311b691c7d8fc20633

                    SHA1

                    c1f8e83eebc1cc1e9b88c773338eb09ff82ab862

                    SHA256

                    111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131

                    SHA512

                    a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5

                  • C:\Users\Admin\AppData\Local\Temp\RES614A.tmp

                    Filesize

                    1KB

                    MD5

                    1fe582331508f9d931ed05358052a008

                    SHA1

                    729061be37f9d6b991a938129b294745c7f64586

                    SHA256

                    0009b9c802f082b6de13f99c0c8efdb7160f069603cbda8ce590e0cca1fd8220

                    SHA512

                    e6d28fdb188e7c112c4434f492bef97c0bfe055dd615bb95e808b2440e79bcd810ddc9d6b42f6d67112dfd9211cbd31e0c37729285dfccfacb7a9812eab8b0f5

                  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_npul3b1i.avi.ps1

                    Filesize

                    60B

                    MD5

                    d17fe0a3f47be24a6453e9ef58c94641

                    SHA1

                    6ab83620379fc69f80c0242105ddffd7d98d5d9d

                    SHA256

                    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

                    SHA512

                    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

                  • C:\Users\Admin\AppData\Local\Temp\u1bc3mbf\u1bc3mbf.dll

                    Filesize

                    3KB

                    MD5

                    8fbdc2781e8e0577b9f73a4f9b3ab755

                    SHA1

                    2bd5c4ae25d4c8fad3a24142ebd9b50c735d8cd3

                    SHA256

                    d9f82d501924c9f6e91933ea2ae999690ea0a7437c7ca3a334ebdf061cd827f2

                    SHA512

                    efe632ae12d7cdd95cabd6b652798f9bff091ae69bb4eab9596f998b57cf61aaf7d0dbba4fdda1c5ae54517f1f07f72687befc00cfb17922c518bc284f4d0aa7

                  • C:\Users\Admin\AppData\Local\Temp\~DC41410991.pdf

                    Filesize

                    1.3MB

                    MD5

                    e856bc9089471921e5afe0f7c2045fa7

                    SHA1

                    c4dd83bf43ee9ac2d4fbda40e7369f1b17ac0b1a

                    SHA256

                    2c4c172fe276d6ee36c439cde26e79fb94c34bb46bcfb1fabe83d19106ee57b1

                    SHA512

                    b93b9fd08361ff98d52ac256bb291e90c948f042419bf2b1f36e99bdb2f8b2c029e1ebe826efbd744dc9bcbab786c102e806d5f48a08e6a73a356530bcb06584

                  • \??\c:\Users\Admin\AppData\Local\Temp\u1bc3mbf\CSCF74D0B6DF734488794E6A778D2ECAEB6.TMP

                    Filesize

                    652B

                    MD5

                    2d718bc377110ea68c569cff3404061a

                    SHA1

                    7069ea3388317e13af8a77098963ef23fa1c3d20

                    SHA256

                    6ebd8510f4eee3661518ad810c237902395ff9aa35e315e818be2f5ea4813f8a

                    SHA512

                    b096aba5d76735b624c79034a3c8544f1da173004dd1a9fcbfb96e9008ddedc0e8b836dae5b108797d82645e5fb7986c92145c92f215c5aae2d1f7288f60d6b9

                  • \??\c:\Users\Admin\AppData\Local\Temp\u1bc3mbf\u1bc3mbf.0.cs

                    Filesize

                    244B

                    MD5

                    b999975748af32dd007ff48814430b26

                    SHA1

                    46b54a3e3be2d3497127d67b96b3f6a55d26447d

                    SHA256

                    ed13935d6ac43e5ce0419aa7d162dbc70562c02dedacb81d5efdfc609a035c69

                    SHA512

                    f8e48caaac395db45ac4c8a899dbd64305dd6f57fcd22919a6d880b035455286d3504b097dca250d4ea283004cb64d47e376901b8fae65f4fa792234dee9f81e

                  • \??\c:\Users\Admin\AppData\Local\Temp\u1bc3mbf\u1bc3mbf.cmdline

                    Filesize

                    369B

                    MD5

                    42963b947442d554d1ec62d37fed9715

                    SHA1

                    bf6db809ad5d99605c99b3d99c92b4b9c7a63114

                    SHA256

                    16036739f2e85182c55b4611aa53f1eeffa487aefc9a18ff5e664e367fb32cc6

                    SHA512

                    eb23026f25e89dd1a2c5287c1c0b15a06283bf526332c828a5bbe6614438001688ef82ce7f03a52dfdbbee56bc7305296d9b72e8f316e1752b11a0d5e8fcd24b

                  • memory/1520-5-0x0000022F4D770000-0x0000022F4D792000-memory.dmp

                    Filesize

                    136KB

                  • memory/1520-26-0x0000022F4DA50000-0x0000022F4DA58000-memory.dmp

                    Filesize

                    32KB

                  • memory/1520-28-0x0000022F4DCE0000-0x0000022F4DDF4000-memory.dmp

                    Filesize

                    1.1MB

                  • memory/1520-11-0x0000022F330D0000-0x0000022F330E0000-memory.dmp

                    Filesize

                    64KB

                  • memory/1520-74-0x00007FFE49820000-0x00007FFE4A2E1000-memory.dmp

                    Filesize

                    10.8MB

                  • memory/1520-10-0x00007FFE49820000-0x00007FFE4A2E1000-memory.dmp

                    Filesize

                    10.8MB

                  • memory/4976-162-0x000000000B7D0000-0x000000000BA7B000-memory.dmp

                    Filesize

                    2.7MB