Analysis

  • max time kernel
    293s
  • max time network
    295s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240221-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240221-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23/02/2024, 07:28

General

  • Target
    Minimaschine.jar
  • Size 124KB
  • Sample240223-ja5kvsdc7s
  • SHA256 31cef9aa4e40d63b4399e0ae9e56c86291b3bae1beaf318ed1a71706b7bfff5b
  • MD5 SHA1 SHA512 SSDEEP
Score
7/10

Malware Config

Signatures

  • Modifies file permissions 1 TTPs 1 IoCs
  • Checks processor information in registry 2 TTPs 5 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 4 IoCs
  • Suspicious use of SendNotifyMessage 3 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 (x86)\Common Files\Oracle\Java\javapath\java.exe
    java -jar C:\Users\Admin\AppData\Local\Temp\Minimaschine.jar
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1992
    • C:\Windows\system32\icacls.exe
      C:\Windows\system32\icacls.exe C:\ProgramData\Oracle\Java\.oracle_jre_usage /grant "everyone":(OI)(CI)M
      2⤵
      • Modifies file permissions
      PID:116
  • C:\Program Files\Mozilla Firefox\firefox.exe
    "C:\Program Files\Mozilla Firefox\firefox.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3268
    • C:\Program Files\Mozilla Firefox\firefox.exe
      "C:\Program Files\Mozilla Firefox\firefox.exe"
      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:4868
      • C:\Program Files\Mozilla Firefox\firefox.exe
        "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="4868.0.203261467\340775335" -parentBuildID 20221007134813 -prefsHandle 1944 -prefMapHandle 1884 -prefsLen 20749 -prefMapSize 233444 -appDir "C:\Program Files\Mozilla Firefox\browser" - {e2eb587a-fd26-43f3-8771-85101739f75c} 4868 "\\.\pipe\gecko-crash-server-pipe.4868" 2024 13c603d7458 gpu
        3⤵
          PID:5076
        • C:\Program Files\Mozilla Firefox\firefox.exe
          "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="4868.1.406759880\564499566" -parentBuildID 20221007134813 -prefsHandle 2412 -prefMapHandle 2400 -prefsLen 20785 -prefMapSize 233444 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {b4cafe0e-9fe6-4ade-b430-7ee543770283} 4868 "\\.\pipe\gecko-crash-server-pipe.4868" 2424 13c5fb3e158 socket
          3⤵
            PID:1996
          • C:\Program Files\Mozilla Firefox\firefox.exe
            "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="4868.2.597065737\1560263962" -childID 1 -isForBrowser -prefsHandle 3104 -prefMapHandle 2944 -prefsLen 20888 -prefMapSize 233444 -jsInitHandle 1088 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {da83df2c-1699-4457-b3af-8618830a1ac7} 4868 "\\.\pipe\gecko-crash-server-pipe.4868" 3052 13c60360358 tab
            3⤵
              PID:4084
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="4868.3.1724609725\551598764" -childID 2 -isForBrowser -prefsHandle 3548 -prefMapHandle 3544 -prefsLen 26066 -prefMapSize 233444 -jsInitHandle 1088 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {01549ab3-e0ad-4b59-b48f-b6b8d879430e} 4868 "\\.\pipe\gecko-crash-server-pipe.4868" 3560 13c5365e858 tab
              3⤵
                PID:1484
              • C:\Program Files\Mozilla Firefox\firefox.exe
                "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="4868.4.1998291015\36401185" -childID 3 -isForBrowser -prefsHandle 4132 -prefMapHandle 4128 -prefsLen 26125 -prefMapSize 233444 -jsInitHandle 1088 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {bb1053af-af00-4713-8bad-ba299f335140} 4868 "\\.\pipe\gecko-crash-server-pipe.4868" 3548 13c652bd858 tab
                3⤵
                  PID:2076
                • C:\Program Files\Mozilla Firefox\firefox.exe
                  "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="4868.5.618378229\522528948" -childID 4 -isForBrowser -prefsHandle 5100 -prefMapHandle 5104 -prefsLen 26125 -prefMapSize 233444 -jsInitHandle 1088 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {d8c9a037-e47e-4c48-bdf2-7843b38183ff} 4868 "\\.\pipe\gecko-crash-server-pipe.4868" 5012 13c642c1e58 tab
                  3⤵
                    PID:4796
                  • C:\Program Files\Mozilla Firefox\firefox.exe
                    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="4868.7.1698738734\1919564362" -childID 6 -isForBrowser -prefsHandle 5452 -prefMapHandle 5456 -prefsLen 26125 -prefMapSize 233444 -jsInitHandle 1088 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {c1a8d0a7-de5a-4d00-8675-6aa872bf7309} 4868 "\\.\pipe\gecko-crash-server-pipe.4868" 5444 13c661ec858 tab
                    3⤵
                      PID:5104
                    • C:\Program Files\Mozilla Firefox\firefox.exe
                      "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="4868.6.752104577\1452214759" -childID 5 -isForBrowser -prefsHandle 5280 -prefMapHandle 5284 -prefsLen 26125 -prefMapSize 233444 -jsInitHandle 1088 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {a3cc50b4-6cf3-4054-a91f-32cc3dd85ad0} 4868 "\\.\pipe\gecko-crash-server-pipe.4868" 5136 13c6614e458 tab
                      3⤵
                        PID:2968
                      • C:\Program Files\Mozilla Firefox\firefox.exe
                        "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="4868.8.1978259037\194559313" -childID 7 -isForBrowser -prefsHandle 5252 -prefMapHandle 4108 -prefsLen 26381 -prefMapSize 233444 -jsInitHandle 1088 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {5371fa6f-6ddb-4600-85ba-6b5da8b2920d} 4868 "\\.\pipe\gecko-crash-server-pipe.4868" 4420 13c601f1058 tab
                        3⤵
                          PID:1244
                        • C:\Program Files\Mozilla Firefox\firefox.exe
                          "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="4868.9.628389514\680570119" -childID 8 -isForBrowser -prefsHandle 5644 -prefMapHandle 5740 -prefsLen 26381 -prefMapSize 233444 -jsInitHandle 1088 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {a0227afb-fd70-4a6a-9015-a229094d9351} 4868 "\\.\pipe\gecko-crash-server-pipe.4868" 5092 13c6137ba58 tab
                          3⤵
                            PID:3012
                      • C:\Windows\System32\rundll32.exe
                        C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
                        1⤵
                          PID:2292
                        • C:\Program Files\Java\jre-1.8\bin\javaw.exe
                          "C:\Program Files\Java\jre-1.8\bin\javaw.exe" -jar "C:\Users\Admin\AppData\Local\Temp\Temp1_Minimaschine.jar.zip\Minimaschine.jar"
                          1⤵
                            PID:4496

                          Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

                                Loading Replay Monitor...

                                Downloads

                                3903daac9bc4a3b7.timestamp

                                • Path C:\ProgramData\Oracle\Java\.oracle_jre_usage\3903daac9bc4a3b7.timestamp
                                • Size 46B
                                • SHA256 05ce026fc96310c2534b1013834ab413eada82fc2c132bc54b087a36b89e60f4
                                • MD5 SHA1 SHA512

                                4832D199584363B876D3E7D57CA02A9B0F4D91CD

                                • Path C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\kvnvyogb.default-release\cache2\entries\4832D199584363B876D3E7D57CA02A9B0F4D91CD
                                • Size 13KB
                                • SHA256 bbf72bc5a20c97d6577f85588a2a9d892910cdc21c28fe0bade3666f1a07b37f
                                • MD5 SHA1 SHA512 SSDEEP

                                F8CBD54DDA10F4286A41EC6A537240712D6C2308

                                • Path C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\kvnvyogb.default-release\cache2\entries\F8CBD54DDA10F4286A41EC6A537240712D6C2308
                                • Size 9KB
                                • SHA256 e7776653f7459a46b893234b89cc44ac61b78c00b0d2591573fe61e743ba3dc6
                                • MD5 SHA1 SHA512 SSDEEP

                                tmpaddon

                                • Path C:\Users\Admin\AppData\Local\Temp\tmpaddon
                                • Size 442KB
                                • SHA256 a9f4281f82b3579581c389e8583dc9f477c7fd0e20c9dfc91a2e611e21e3407e
                                • MD5 SHA1 SHA512 SSDEEP

                                tmpaddon-1

                                • Path C:\Users\Admin\AppData\Local\Temp\tmpaddon-1
                                • Size 8.0MB
                                • SHA256 345d44e3aa3e1967d186a43d732c8051235c43458169a5d7d371780a6475ee42
                                • MD5 SHA1 SHA512 SSDEEP

                                6824f4a902c78fbd.customDestinations-ms

                                • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\6824f4a902c78fbd.customDestinations-ms
                                • Size 12KB
                                • SHA256 a4dbb351f4b30ae55b10933f4bb6b1e5eee862e142fb6caa062c1cd581b5c36f
                                • MD5 SHA1 SHA512 SSDEEP

                                broadcast-listeners.json

                                • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\kvnvyogb.default-release\broadcast-listeners.json
                                • Size 216B
                                • SHA256 3690aa8d1a778d9841afc852815c17bc9c048c5078e0e99f31d1df47acfe1c17
                                • MD5 SHA1 SHA512

                                data.safe.bin

                                • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\kvnvyogb.default-release\datareporting\glean\db\data.safe.bin
                                • Size 2KB
                                • SHA256 bcf2b93dc2df6ca6bf488ea9960a4f1cd3e1da0b36bb86567a5757d993132b61
                                • MD5 SHA1 SHA512

                                245b105f-74c9-4620-b429-582992261c6e

                                • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\kvnvyogb.default-release\datareporting\glean\pending_pings\245b105f-74c9-4620-b429-582992261c6e
                                • Size 746B
                                • SHA256 6a508b78783b0afdd09a8ca1b504a381d9e4b83f5da29f79b386ec044135bde1
                                • MD5 SHA1 SHA512

                                512efa59-19f0-4bdd-97e5-bdfdb7445503

                                • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\kvnvyogb.default-release\datareporting\glean\pending_pings\512efa59-19f0-4bdd-97e5-bdfdb7445503
                                • Size 11KB
                                • SHA256 eec607b33f024926f86166e8de40b41abf28c863f443bc720b13010fbd43189b
                                • MD5 SHA1 SHA512 SSDEEP

                                gmpopenh264.dll

                                • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\kvnvyogb.default-release\gmp-gmpopenh264\1.8.1.2\gmpopenh264.dll
                                • Size 997KB
                                • SHA256 1ed7877024be63a049da98733fd282c16bd620530a4fb580dacec3a78ace914e
                                • MD5 SHA1 SHA512 SSDEEP

                                gmpopenh264.info

                                • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\kvnvyogb.default-release\gmp-gmpopenh264\1.8.1.2\gmpopenh264.info
                                • Size 116B
                                • SHA256 f526e9f98841d987606efeaff7f3e017ba9fd516c4be83890c7f9a093ea4c47b
                                • MD5 SHA1 SHA512

                                LICENSE.txt

                                • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\kvnvyogb.default-release\gmp-widevinecdm\4.10.2557.0\LICENSE.txt
                                • Size 479B
                                • SHA256 2af127b4e00f7303de8271996c0c681063e4dc7abdc7b2a8c3fe5932b9352539
                                • MD5 SHA1 SHA512

                                manifest.json

                                • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\kvnvyogb.default-release\gmp-widevinecdm\4.10.2557.0\manifest.json
                                • Size 372B
                                • SHA256 e92d3394635edfb987a7528e0ccd24360e07a299078df2a6967ca3aae22fa2dd
                                • MD5 SHA1 SHA512

                                widevinecdm.dll

                                • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\kvnvyogb.default-release\gmp-widevinecdm\4.10.2557.0\widevinecdm.dll
                                • Size 11.8MB
                                • SHA256 8ee42d9258e20bbc5bfdfae61605429beb5421ffeaaa0d02b86d4978f4b4ac4e
                                • MD5 SHA1 SHA512 SSDEEP

                                widevinecdm.dll.lib

                                • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\kvnvyogb.default-release\gmp-widevinecdm\4.10.2557.0\widevinecdm.dll.lib
                                • Size 1KB
                                • SHA256 33899a3ebc22cb8ed8de7bd48c1c29486c0279b06d7ef98241c92aef4e3b9237
                                • MD5 SHA1 SHA512

                                widevinecdm.dll.sig

                                • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\kvnvyogb.default-release\gmp-widevinecdm\4.10.2557.0\widevinecdm.dll.sig
                                • Size 1KB
                                • SHA256 68a03f075db104f84afdd8fca45a7e4bff7b55dc1a2a24272b3abe16d8759c81
                                • MD5 SHA1 SHA512

                                prefs-1.js

                                • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\kvnvyogb.default-release\prefs-1.js
                                • Size 6KB
                                • SHA256 ae3eb189302f2014da7fef4e09ef289d8c34f3b33c3cbf26667d325e52065304
                                • MD5 SHA1 SHA512 SSDEEP

                                prefs-1.js

                                • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\kvnvyogb.default-release\prefs-1.js
                                • Size 7KB
                                • SHA256 ca7b6f4ebfac508137a4620f119cb27c9595879018ba7de64f2d5b515ba296be
                                • MD5 SHA1 SHA512 SSDEEP

                                prefs-1.js

                                • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\kvnvyogb.default-release\prefs-1.js
                                • Size 10KB
                                • SHA256 588641bd06e7e9101b0786697bb92712e6598bda6c6f4bfa136cf47bc094c64a
                                • MD5 SHA1 SHA512 SSDEEP

                                prefs-1.js

                                • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\kvnvyogb.default-release\prefs-1.js
                                • Size 6KB
                                • SHA256 fe6b8e410ad0f0e4f9d5a0483bc0285e9e59043d90aae2a2d40721a2ccc3e211
                                • MD5 SHA1 SHA512 SSDEEP

                                sessionCheckpoints.json

                                • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\kvnvyogb.default-release\sessionCheckpoints.json
                                • Size 90B
                                • SHA256 00ad9799527c3fd21f3a85012565eae817490f3e0d417413bf9567bb5909f6a2
                                • MD5 SHA1 SHA512

                                recovery.jsonlz4

                                • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\kvnvyogb.default-release\sessionstore-backups\recovery.jsonlz4
                                • Size 4KB
                                • SHA256 bbdcb5c26781231fc98d6464b2649bb1b81016cb25ef70df758617fc5cd9fd98
                                • MD5 SHA1 SHA512 SSDEEP

                                recovery.jsonlz4

                                • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\kvnvyogb.default-release\sessionstore-backups\recovery.jsonlz4
                                • Size 4KB
                                • SHA256 0c7402d9495169b5a5b26b4d8b1763ab512fa684577b339ad8c03441bd489122
                                • MD5 SHA1 SHA512 SSDEEP

                                recovery.jsonlz4

                                • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\kvnvyogb.default-release\sessionstore-backups\recovery.jsonlz4
                                • Size 1KB
                                • SHA256 88d56fb115666e00bc25f71d55db48d35db70616fdc5325f652d420858c39e70
                                • MD5 SHA1 SHA512

                                recovery.jsonlz4

                                • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\kvnvyogb.default-release\sessionstore-backups\recovery.jsonlz4
                                • Size 4KB
                                • SHA256 ed3469537cd489e66b2aeff78b465635946e21ed48dad66f8c751880ea4fc80e
                                • MD5 SHA1 SHA512 SSDEEP

                                recovery.jsonlz4

                                • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\kvnvyogb.default-release\sessionstore-backups\recovery.jsonlz4
                                • Size 4KB
                                • SHA256 4237d2961951ee3cceb0350b6645167979a6f67da5b3076a7bc076399fc5f6c9
                                • MD5 SHA1 SHA512 SSDEEP

                                targeting.snapshot.json

                                • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\kvnvyogb.default-release\targeting.snapshot.json
                                • Size 3KB
                                • SHA256 713d890387cbc47a2eaa0648fad7eff5b721bfe2275319e273c039c47a318821
                                • MD5 SHA1 SHA512

                                xulstore.json

                                • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\kvnvyogb.default-release\xulstore.json
                                • Size 141B
                                • SHA256 87835b1bd7d0934f997ef51c977349809551d47e32c3c9224899359ae0fce776
                                • MD5 SHA1 SHA512

                                Minimaschine.Kcx8_vJh.jar.zip.part

                                • Path C:\Users\Admin\Downloads\Minimaschine.Kcx8_vJh.jar.zip.part
                                • Size 31KB
                                • SHA256 9cd2b39347e5147a829af306e7ffda1928a43c5ae630edc121356934b405d83f
                                • MD5 SHA1 SHA512 SSDEEP

                                memory/1992-4-0x0000018540270000-0x0000018541270000-memory.dmp

                                memory/1992-13-0x000001853EA30000-0x000001853EA31000-memory.dmp

                                memory/4496-463-0x0000016841E40000-0x0000016842E40000-memory.dmp

                                memory/4496-434-0x0000016841E40000-0x0000016842E40000-memory.dmp

                                memory/4496-439-0x0000016840570000-0x0000016840571000-memory.dmp