Analysis

  • max time kernel
    39s
  • max time network
    41s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08/08/2024, 04:23

General

  • Target

    https://github.com/PocketN/Solara/releases/download/Solara/Solara.ND.zip

Score
8/10

Malware Config

Signatures

  • Downloads MZ/PE file
  • Executes dropped EXE 3 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 6 IoCs
  • 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.

  • Checks processor information in registry 2 TTPs 8 IoCs

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

  • Modifies registry class 1 IoCs
  • NTFS ADS 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 7 IoCs
  • Suspicious use of FindShellTrayWindow 21 IoCs
  • Suspicious use of SendNotifyMessage 20 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Program Files\Mozilla Firefox\firefox.exe
    "C:\Program Files\Mozilla Firefox\firefox.exe" -osint -url "https://github.com/PocketN/Solara/releases/download/Solara/Solara.ND.zip"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2744
    • C:\Program Files\Mozilla Firefox\firefox.exe
      "C:\Program Files\Mozilla Firefox\firefox.exe" -osint -url https://github.com/PocketN/Solara/releases/download/Solara/Solara.ND.zip
      2⤵
      • Checks processor information in registry
      • Modifies registry class
      • NTFS ADS
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:4872
      • C:\Program Files\Mozilla Firefox\firefox.exe
        "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=2032 -parentBuildID 20240401114208 -prefsHandle 1948 -prefMapHandle 1940 -prefsLen 23680 -prefMapSize 244658 -appDir "C:\Program Files\Mozilla Firefox\browser" - {57b83c1c-6fb3-4068-85a3-7cefaad3f5f5} 4872 "\\.\pipe\gecko-crash-server-pipe.4872" gpu
        3⤵
          PID:4256
        • C:\Program Files\Mozilla Firefox\firefox.exe
          "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=2484 -parentBuildID 20240401114208 -prefsHandle 2460 -prefMapHandle 2456 -prefsLen 24600 -prefMapSize 244658 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {c3d2cdde-5b92-4df2-9e98-37509b49985b} 4872 "\\.\pipe\gecko-crash-server-pipe.4872" socket
          3⤵
            PID:4332
          • C:\Program Files\Mozilla Firefox\firefox.exe
            "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=3044 -childID 1 -isForBrowser -prefsHandle 2856 -prefMapHandle 2968 -prefsLen 22652 -prefMapSize 244658 -jsInitHandle 1244 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {6d0aae1b-1848-4499-a584-2f3aa4ed8309} 4872 "\\.\pipe\gecko-crash-server-pipe.4872" tab
            3⤵
              PID:1324
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=3716 -childID 2 -isForBrowser -prefsHandle 3712 -prefMapHandle 3708 -prefsLen 29090 -prefMapSize 244658 -jsInitHandle 1244 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {43eea82a-5dc3-438b-9e55-7ddacddc85c4} 4872 "\\.\pipe\gecko-crash-server-pipe.4872" tab
              3⤵
                PID:4640
              • C:\Program Files\Mozilla Firefox\firefox.exe
                "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=4692 -parentBuildID 20240401114208 -sandboxingKind 0 -prefsHandle 4708 -prefMapHandle 4704 -prefsLen 29090 -prefMapSize 244658 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {7e4eb7ff-9724-4840-aead-187cc885642f} 4872 "\\.\pipe\gecko-crash-server-pipe.4872" utility
                3⤵
                • Checks processor information in registry
                PID:5168
              • C:\Program Files\Mozilla Firefox\firefox.exe
                "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=5756 -childID 3 -isForBrowser -prefsHandle 5732 -prefMapHandle 5740 -prefsLen 27171 -prefMapSize 244658 -jsInitHandle 1244 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {00337a8b-7268-49c7-b71f-ff9bb03bcc11} 4872 "\\.\pipe\gecko-crash-server-pipe.4872" tab
                3⤵
                  PID:5932
                • C:\Program Files\Mozilla Firefox\firefox.exe
                  "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=5916 -childID 4 -isForBrowser -prefsHandle 5872 -prefMapHandle 5868 -prefsLen 27171 -prefMapSize 244658 -jsInitHandle 1244 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {276d1a3e-7caa-441e-ac1a-77d4834f38b1} 4872 "\\.\pipe\gecko-crash-server-pipe.4872" tab
                  3⤵
                    PID:5956
                  • C:\Program Files\Mozilla Firefox\firefox.exe
                    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=6076 -childID 5 -isForBrowser -prefsHandle 6084 -prefMapHandle 6088 -prefsLen 27171 -prefMapSize 244658 -jsInitHandle 1244 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {49cd1d6a-ad1d-4c02-af89-216d3628d034} 4872 "\\.\pipe\gecko-crash-server-pipe.4872" tab
                    3⤵
                      PID:5968
                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4164,i,10597648459838880772,16562651767759956329,262144 --variations-seed-version --mojo-platform-channel-handle=4512 /prefetch:8
                  1⤵
                    PID:3600
                  • C:\Windows\System32\rundll32.exe
                    C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
                    1⤵
                      PID:3728
                    • C:\Users\Admin\Downloads\Solara.ND\Solara\BootstrapperV1.11.exe
                      "C:\Users\Admin\Downloads\Solara.ND\Solara\BootstrapperV1.11.exe"
                      1⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of AdjustPrivilegeToken
                      PID:1032
                      • C:\Users\Admin\Downloads\Solara.ND\Solara\BootstrapperV1.15.exe
                        "C:\Users\Admin\Downloads\Solara.ND\Solara\BootstrapperV1.15.exe" --oldBootstrapper "C:\Users\Admin\Downloads\Solara.ND\Solara\BootstrapperV1.11.exe" --isUpdate true
                        2⤵
                        • Executes dropped EXE
                        • Suspicious use of AdjustPrivilegeToken
                        PID:5556
                    • C:\Users\Admin\Downloads\Solara.ND\Solara\BootstrapperV1.15.exe
                      "C:\Users\Admin\Downloads\Solara.ND\Solara\BootstrapperV1.15.exe"
                      1⤵
                      • Executes dropped EXE
                      • Suspicious use of AdjustPrivilegeToken
                      PID:5948
                    • C:\Users\Admin\Downloads\Solara.ND\Solara\BootstrapperV1.15.exe
                      "C:\Users\Admin\Downloads\Solara.ND\Solara\BootstrapperV1.15.exe"
                      1⤵
                      • Executes dropped EXE
                      • Suspicious use of AdjustPrivilegeToken
                      PID:5652

                    Network

                    MITRE ATT&CK Enterprise v15

                    Replay Monitor

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                    Downloads

                    • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\BootstrapperV1.15.exe.log

                      Filesize

                      1KB

                      MD5

                      165bccf3bb1841eaf1a73ff52d65f59e

                      SHA1

                      8450f78886ff5ee9f0a1590582ed455624ae7eca

                      SHA256

                      d063952c091e25214469458e65b33da9ef9b413ede9cc2b8a5c28970bb1a5b69

                      SHA512

                      519d9ffd811bea83a16c234e25172ea186932c45b7004a309d536d0b3b465cc9c3409afc0fdf481fa215a395e305bbb5f2e209f6e0139875d710f23ff38fd5a4

                    • C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\xmd08l7e.default-release\activity-stream.discovery_stream.json

                      Filesize

                      21KB

                      MD5

                      af1e011d30131cf52b6d134f1f46a15b

                      SHA1

                      90b75fb4c88c391accf876791d45421f7458a212

                      SHA256

                      93f9a8b36ab89f9af1bc38ea14be21376f533a04fd4476f872a806b05eba5a02

                      SHA512

                      28008696c12f0a7d042dd4da3688edb30ccc5784289e82b099ae63a6bf0c3e85173926700d66761b258bb54b84dfa3dc397bd6729d0b46f387410893d9ad461e

                    • C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\xmd08l7e.default-release\activity-stream.discovery_stream.json.tmp

                      Filesize

                      24KB

                      MD5

                      5382bac7b94ca4e4aef104897c87fe52

                      SHA1

                      cef6d4fd01c8d29f9a7f0e1fd2f19753d0321ac6

                      SHA256

                      e8598724ae17721d4cb1342cc00d56625bf57c175ed176e3d3a3024bea376956

                      SHA512

                      99baefca538d779eef7ea54ecf09801434f274e64a56959770bbf38c52e1669cc312f1a20a907124bd013234bdcc9c0b0c62e4a15f2fa7b6a08b3af7d9dcc280

                    • C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\xmd08l7e.default-release\settings\main\ms-language-packs\browser\newtab\asrouter.ftl

                      Filesize

                      7KB

                      MD5

                      c460716b62456449360b23cf5663f275

                      SHA1

                      06573a83d88286153066bae7062cc9300e567d92

                      SHA256

                      0ec0f16f92d876a9c1140d4c11e2b346a9292984d9a854360e54e99fdcd99cc0

                      SHA512

                      476bc3a333aace4c75d9a971ef202d5889561e10d237792ca89f8d379280262ce98cf3d4728460696f8d7ff429a508237764bf4a9ccb59fd615aee07bdcadf30

                    • C:\Users\Admin\AppData\Local\Temp\tmpaddon

                      Filesize

                      479KB

                      MD5

                      09372174e83dbbf696ee732fd2e875bb

                      SHA1

                      ba360186ba650a769f9303f48b7200fb5eaccee1

                      SHA256

                      c32efac42faf4b9878fb8917c5e71d89ff40de580c4f52f62e11c6cfab55167f

                      SHA512

                      b667086ed49579592d435df2b486fe30ba1b62ddd169f19e700cd079239747dd3e20058c285fa9c10a533e34f22b5198ed9b1f92ae560a3067f3e3feacc724f1

                    • C:\Users\Admin\AppData\Local\Temp\tmpaddon-1

                      Filesize

                      13.8MB

                      MD5

                      0a8747a2ac9ac08ae9508f36c6d75692

                      SHA1

                      b287a96fd6cc12433adb42193dfe06111c38eaf0

                      SHA256

                      32d544baf2facc893057a1d97db33207e642f0dacf235d8500a0b5eff934ce03

                      SHA512

                      59521f8c61236641b3299ab460c58c8f5f26fa67e828de853c2cf372f9614d58b9f541aae325b1600ec4f3a47953caacb8122b0dfce7481acfec81045735947d

                    • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\xmd08l7e.default-release\AlternateServices.bin

                      Filesize

                      8KB

                      MD5

                      0de5a5e11438c33150cf5340a00fc6e6

                      SHA1

                      d891d2e0b5458d1575d686360873a0fd870183cb

                      SHA256

                      ff76cfc1113a9a6d230c40d3dac06aa4f619b738ed48b98180ce9015180ee5f4

                      SHA512

                      074ffb2355bf96ebd51a231ed7c13deeaeaed2ed369ea913957ed1a50dab8d5b05358858ed460d39cf38ca87b7c8b09d0f6cab6ace3940c0365fd70708c02146

                    • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\xmd08l7e.default-release\datareporting\glean\db\data.safe.tmp

                      Filesize

                      5KB

                      MD5

                      170195cb0e1383d3a1286000062f1e4e

                      SHA1

                      468ed508b3f47c48fe968b7bf9a24e4cd2c7d542

                      SHA256

                      021c126cf3d4422ffc93c71569199f080f3eaab2916e672721d27353160c40e3

                      SHA512

                      f2f3bbd24fed212ab24b5a440227a42ffc7c7067408245b899a106e570da6f6a0197cd919e635706e44cf05c0d8b79552f69fa5ce644d543b049231914316000

                    • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\xmd08l7e.default-release\datareporting\glean\pending_pings\45988471-64b4-4a40-beae-cf2075b9d44a

                      Filesize

                      671B

                      MD5

                      f94b92856ff677450724ffa6bd0684bf

                      SHA1

                      36ef8a416c6093ab4610302a8c7629075450ab69

                      SHA256

                      eeb0ca55207c368a8405fd6d9e5fef52a0325af9b6448149f928a94384087403

                      SHA512

                      29341144cf426efff4882f89eade81c37eec72f4c4c3b47daf9e63b223c7fcae10d96cc61bb8aaa7753a293fb3512f603b8d9e90f6e8d5d7f744735e7b703b97

                    • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\xmd08l7e.default-release\datareporting\glean\pending_pings\6ead28e4-d2c2-4008-b3ad-3aeb33492c58

                      Filesize

                      982B

                      MD5

                      f847548d2a6c0ec75269d2e3d43f4769

                      SHA1

                      c3b50f3fe42dc7f4fd988fd025d58b4a43e4f0ef

                      SHA256

                      75d4b1074615a50ad9eb5d421d4ed4361bc16eef9282392f9f9d6c2d5c7baefc

                      SHA512

                      4fb59f0279d197c7a9881686f0e822c893a1d7837725e1a646f40ccf6354f250d4da210f4e552c01ae792225044fe5726cfa81e67d97be2f641cc9ddc7a45b8f

                    • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\xmd08l7e.default-release\datareporting\glean\pending_pings\eb9c5450-db57-43dc-9c9c-65a70516cf7c

                      Filesize

                      27KB

                      MD5

                      50d074b61c358703964807e9dad617ae

                      SHA1

                      074ac507a6c8f0350e36cf7f84c81f3fb410850a

                      SHA256

                      a62ff78d8d0bb6318023f32d31dcbaaba12bc803ed87a4d3c53ce36531a84271

                      SHA512

                      b8df17a2687d3affc87f45c586407cba8498b93b6cec577dd05755e0f057221f5d7b9cd6c01b9a29863a2ae953e6ae1895f2ea5c3cba5b17462b17b376654379

                    • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\xmd08l7e.default-release\gmp-gmpopenh264\2.3.2\gmpopenh264.dll

                      Filesize

                      1.1MB

                      MD5

                      842039753bf41fa5e11b3a1383061a87

                      SHA1

                      3e8fe1d7b3ad866b06dca6c7ef1e3c50c406e153

                      SHA256

                      d88dd3bfc4a558bb943f3caa2e376da3942e48a7948763bf9a38f707c2cd0c1c

                      SHA512

                      d3320f7ac46327b7b974e74320c4d853e569061cb89ca849cd5d1706330aca629abeb4a16435c541900d839f46ff72dfde04128c450f3e1ee63c025470c19157

                    • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\xmd08l7e.default-release\gmp-gmpopenh264\2.3.2\gmpopenh264.info

                      Filesize

                      116B

                      MD5

                      2a461e9eb87fd1955cea740a3444ee7a

                      SHA1

                      b10755914c713f5a4677494dbe8a686ed458c3c5

                      SHA256

                      4107f76ba1d9424555f4e8ea0acef69357dfff89dfa5f0ec72aa4f2d489b17bc

                      SHA512

                      34f73f7bf69d7674907f190f257516e3956f825e35a2f03d58201a5a630310b45df393f2b39669f9369d1ac990505a4b6849a0d34e8c136e1402143b6cedf2d3

                    • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\xmd08l7e.default-release\gmp-widevinecdm\4.10.2710.0\manifest.json

                      Filesize

                      372B

                      MD5

                      bf957ad58b55f64219ab3f793e374316

                      SHA1

                      a11adc9d7f2c28e04d9b35e23b7616d0527118a1

                      SHA256

                      bbab6ca07edbed72a966835c7907b3e60c7aa3d48ddea847e5076bd05f4b1eda

                      SHA512

                      79c179b56e4893fb729b225818ab4b95a50b69666ac41d17aad0b37ab0ca8cd9f0848cbc3c5d9e69e4640a8b261d7ced592eae9bcb0e0b63c05a56e7c477f44e

                    • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\xmd08l7e.default-release\gmp-widevinecdm\4.10.2710.0\widevinecdm.dll

                      Filesize

                      17.8MB

                      MD5

                      daf7ef3acccab478aaa7d6dc1c60f865

                      SHA1

                      f8246162b97ce4a945feced27b6ea114366ff2ad

                      SHA256

                      bc40c7821dcd3fea9923c6912ab1183a942c11b7690cfd79ed148ded0228777e

                      SHA512

                      5840a45cfdb12c005e117608b1e5d946e1b2e76443ed39ba940d7f56de4babeab09bee7e64b903eb82bb37624c0a0ef19e9b59fbe2ce2f0e0b1c7a6015a63f75

                    • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\xmd08l7e.default-release\prefs-1.js

                      Filesize

                      11KB

                      MD5

                      78825fe651b3e64be07f358a4c0921ac

                      SHA1

                      7514493924f039baea90f71a6965448717bbd604

                      SHA256

                      5121da28a43be684d608ca07ed68774c71e090227330a8d346e583eb512c4ac7

                      SHA512

                      9ed1377269bc19dad74d4ad741c3596aa18fbac9bfd189e603ca401bd9eec99272504a44debc54f9e662738441713eed28197bd8467124971ba235e321dab1ec

                    • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\xmd08l7e.default-release\prefs.js

                      Filesize

                      11KB

                      MD5

                      580cbfcd295127a7389e671bd57205cd

                      SHA1

                      be2128b38ae471b59da53bbf5a5808ae2e00ac9b

                      SHA256

                      84f5a2d9543fe1839aa11d860d45e1c5b0dc5ef116a70846b4fa6ab1a7caaee7

                      SHA512

                      9047a34ef5ceb33be98c22e4cef9b12ac8282152a7918990b98dc90744767c952007e48fb64ef4c3a9cdab385121084fdcc5c64ce7382794344544579513b6a0

                    • C:\Users\Admin\Downloads\Solara.ND\Solara\BootstrapperV1.15.exe

                      Filesize

                      796KB

                      MD5

                      653c07b9b5f1b22c84f72c03b0083d18

                      SHA1

                      54c25b876736011d016dc0ea06a1533365555cc4

                      SHA256

                      c9d04a3a87fee318ba65f837f40bd2dd2428f25e78bf271207f8b2b02aaa8a06

                      SHA512

                      b605773fc4fa244f354bb8f51621225e6482751d19bddf747f03f624581bc7ae896ca0e40be91b667aea7a7978a291497a362f9bd65449682e1948938af684f8

                    • C:\Users\Admin\Downloads\Solara.lBJDsGgT.ND.zip.part

                      Filesize

                      281KB

                      MD5

                      0c48ff4836b44ec6503852cf6a80bee8

                      SHA1

                      96c1c3a9fecca388989f4650486a38061a4aebad

                      SHA256

                      9b7098731285fde2c84de952f6074d4f4c77332d8ce0b784790e8ce5ebc3e013

                      SHA512

                      aba90dd9641545bfb7d4a7575ffae9df6e77f1338e525db227b44b5e860eebe64acbc58306f6f7fa9344473e865022ccadaf83445eb9058f266dffb0a9958ead

                    • memory/1032-346-0x0000000074480000-0x0000000074C30000-memory.dmp

                      Filesize

                      7.7MB

                    • memory/1032-334-0x0000000005BD0000-0x0000000005F24000-memory.dmp

                      Filesize

                      3.3MB

                    • memory/1032-333-0x0000000005BA0000-0x0000000005BC2000-memory.dmp

                      Filesize

                      136KB

                    • memory/1032-332-0x0000000074480000-0x0000000074C30000-memory.dmp

                      Filesize

                      7.7MB

                    • memory/1032-331-0x00000000008B0000-0x000000000097E000-memory.dmp

                      Filesize

                      824KB

                    • memory/1032-330-0x000000007448E000-0x000000007448F000-memory.dmp

                      Filesize

                      4KB

                    • memory/5556-350-0x00007FF9609E0000-0x00007FF9614A1000-memory.dmp

                      Filesize

                      10.8MB

                    • memory/5556-351-0x00007FF9609E0000-0x00007FF9614A1000-memory.dmp

                      Filesize

                      10.8MB

                    • memory/5556-348-0x00007FF9609E3000-0x00007FF9609E5000-memory.dmp

                      Filesize

                      8KB

                    • memory/5556-349-0x0000018F9CF00000-0x0000018F9CFCE000-memory.dmp

                      Filesize

                      824KB

                    • memory/5948-355-0x000001FCCE530000-0x000001FCCE552000-memory.dmp

                      Filesize

                      136KB