Analysis

  • max time kernel
    114s
  • max time network
    127s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23/04/2024, 16:03

Errors

Reason
Machine shutdown: "{\"level\":\"info\",\"time\":\"2024-04-23T16:05:58Z\",\"message\":\"Dirty snapshot: /var/lib/sandbox/hatchvm/win10v2004-20240412-en/instance_8-dirty.qcow2\"}"

General

  • Target

    R263964.exe

  • Size

    2.9MB

  • MD5

    20fbe9b7c70a7f4c3c2f5b977a93b668

  • SHA1

    84ff886645b372465bacca594c0b788bccf4407d

  • SHA256

    4b874ccf649ee4816f5ae6a5537fa35a90dfa4397b2c7f071b03c27fa48887d7

  • SHA512

    d93e3c5df17653ba156ed65863f6392ad8ea7e614a034c2c33f888a4b8027af8318c46e5a2794d91c3ca0b315300808bd62df76f1630add5a8968971e6d7a42b

  • SSDEEP

    49152:cNzf41WhAJ9nqEwQfk4fP6ufebXUywiWS7IAv2+kdKG9pQCn9ss1:cNzEX/nqetDGX/St9D1

Score
7/10
upx

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • UPX packed file 8 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 8 IoCs
  • Checks processor information in registry 2 TTPs 6 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 3 IoCs
  • Suspicious use of FindShellTrayWindow 5 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:\Users\Admin\AppData\Local\Temp\R263964.exe
    "C:\Users\Admin\AppData\Local\Temp\R263964.exe"
    1⤵
    • Suspicious use of FindShellTrayWindow
    PID:3740
  • C:\Program Files\Mozilla Firefox\firefox.exe
    "C:\Program Files\Mozilla Firefox\firefox.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2764
    • 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:4756
      • C:\Program Files\Mozilla Firefox\firefox.exe
        "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="4756.0.1324509253\2069218672" -parentBuildID 20230214051806 -prefsHandle 1756 -prefMapHandle 1748 -prefsLen 22076 -prefMapSize 235121 -appDir "C:\Program Files\Mozilla Firefox\browser" - {5682512d-f7c3-43a2-bc98-6519905c0c50} 4756 "\\.\pipe\gecko-crash-server-pipe.4756" 1832 1b91d20a158 gpu
        3⤵
          PID:2548
        • C:\Program Files\Mozilla Firefox\firefox.exe
          "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="4756.1.1291365791\1517831555" -parentBuildID 20230214051806 -prefsHandle 2392 -prefMapHandle 2380 -prefsLen 22112 -prefMapSize 235121 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {64618f5e-3ba4-41b1-9a69-d29706dc8c7d} 4756 "\\.\pipe\gecko-crash-server-pipe.4756" 2404 1b910489f58 socket
          3⤵
            PID:3456
          • C:\Program Files\Mozilla Firefox\firefox.exe
            "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="4756.2.248190027\120103693" -childID 1 -isForBrowser -prefsHandle 2952 -prefMapHandle 2948 -prefsLen 22150 -prefMapSize 235121 -jsInitHandle 1316 -jsInitLen 246560 -a11yResourceId 64 -parentBuildID 20230214051806 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {85063064-7f0b-4280-b70e-f43cfa88bdf1} 4756 "\\.\pipe\gecko-crash-server-pipe.4756" 2964 1b920012258 tab
            3⤵
              PID:4968
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="4756.3.1612691232\1263727552" -childID 2 -isForBrowser -prefsHandle 4192 -prefMapHandle 4188 -prefsLen 27616 -prefMapSize 235121 -jsInitHandle 1316 -jsInitLen 246560 -a11yResourceId 64 -parentBuildID 20230214051806 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {99b19a66-238a-4252-a249-264573b8ed21} 4756 "\\.\pipe\gecko-crash-server-pipe.4756" 4204 1b922094a58 tab
              3⤵
                PID:1668
              • C:\Program Files\Mozilla Firefox\firefox.exe
                "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="4756.4.1084914628\753084395" -childID 3 -isForBrowser -prefsHandle 4832 -prefMapHandle 4872 -prefsLen 27616 -prefMapSize 235121 -jsInitHandle 1316 -jsInitLen 246560 -a11yResourceId 64 -parentBuildID 20230214051806 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {1bc8cabc-88da-424a-8a7e-d0938a4dc07d} 4756 "\\.\pipe\gecko-crash-server-pipe.4756" 5032 1b92244f158 tab
                3⤵
                  PID:5124
                • C:\Program Files\Mozilla Firefox\firefox.exe
                  "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="4756.5.1620179527\968319289" -childID 4 -isForBrowser -prefsHandle 5176 -prefMapHandle 5180 -prefsLen 27616 -prefMapSize 235121 -jsInitHandle 1316 -jsInitLen 246560 -a11yResourceId 64 -parentBuildID 20230214051806 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {7edb56db-dacc-4ecf-8f1a-3b1793548790} 4756 "\\.\pipe\gecko-crash-server-pipe.4756" 5164 1b923c72f58 tab
                  3⤵
                    PID:5132
                  • C:\Program Files\Mozilla Firefox\firefox.exe
                    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="4756.6.1911475255\750311908" -childID 5 -isForBrowser -prefsHandle 5368 -prefMapHandle 5372 -prefsLen 27616 -prefMapSize 235121 -jsInitHandle 1316 -jsInitLen 246560 -a11yResourceId 64 -parentBuildID 20230214051806 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {4185a348-d0a2-46a0-ac29-279e151306f7} 4756 "\\.\pipe\gecko-crash-server-pipe.4756" 5356 1b923c71158 tab
                    3⤵
                      PID:5140
                    • C:\Program Files\Mozilla Firefox\firefox.exe
                      "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="4756.7.9573029\2137290604" -childID 6 -isForBrowser -prefsHandle 5932 -prefMapHandle 5936 -prefsLen 27697 -prefMapSize 235121 -jsInitHandle 1316 -jsInitLen 246560 -a11yResourceId 64 -parentBuildID 20230214051806 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {8a244522-e050-4793-afde-0096e15ba91c} 4756 "\\.\pipe\gecko-crash-server-pipe.4756" 5216 1b9260bc258 tab
                      3⤵
                        PID:5924
                      • C:\Program Files\Mozilla Firefox\firefox.exe
                        "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="4756.8.566184041\674525954" -childID 7 -isForBrowser -prefsHandle 5140 -prefMapHandle 5708 -prefsLen 27776 -prefMapSize 235121 -jsInitHandle 1316 -jsInitLen 246560 -a11yResourceId 64 -parentBuildID 20230214051806 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {0859374f-f564-4623-8add-f2d961592ded} 4756 "\\.\pipe\gecko-crash-server-pipe.4756" 4816 1b91c559558 tab
                        3⤵
                          PID:5788
                    • C:\Windows\System32\rundll32.exe
                      C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
                      1⤵
                        PID:5512
                      • C:\Users\Admin\Downloads\[email protected]
                        "C:\Users\Admin\Downloads\[email protected]"
                        1⤵
                          PID:1688
                          • C:\Users\Admin\AppData\Local\Temp\AV.EXE
                            "C:\Users\Admin\AppData\Local\Temp\AV.EXE"
                            2⤵
                            • Executes dropped EXE
                            PID:3928
                          • C:\Users\Admin\AppData\Local\Temp\AV2.EXE
                            "C:\Users\Admin\AppData\Local\Temp\AV2.EXE"
                            2⤵
                              PID:4176
                            • C:\Users\Admin\AppData\Local\Temp\DB.EXE
                              "C:\Users\Admin\AppData\Local\Temp\DB.EXE"
                              2⤵
                                PID:64
                                • C:\Windows\SysWOW64\cmd.exe
                                  /c C:\Users\Admin\AppData\Local\Temp\~unins2031.bat "C:\Users\Admin\AppData\Local\Temp\DB.EXE"
                                  3⤵
                                    PID:6080
                                • C:\Users\Admin\AppData\Local\Temp\EN.EXE
                                  "C:\Users\Admin\AppData\Local\Temp\EN.EXE"
                                  2⤵
                                    PID:5544
                                  • C:\Users\Admin\AppData\Local\Temp\SB.EXE
                                    "C:\Users\Admin\AppData\Local\Temp\SB.EXE"
                                    2⤵
                                      PID:5296

                                  Network

                                        MITRE ATT&CK Enterprise v15

                                        Replay Monitor

                                        Loading Replay Monitor...

                                        Downloads

                                        • C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\x1hfm7fd.default-release\activity-stream.discovery_stream.json.tmp

                                          Filesize

                                          23KB

                                          MD5

                                          b429d717c3550d53be415e4043f76455

                                          SHA1

                                          12d58fa704df9b86b84a086022787864374eed01

                                          SHA256

                                          f1b2c6a5e1a0aef95cfd9b1d6f56e8cf606b5d0cd9f561bd046920ee535dbc2a

                                          SHA512

                                          ed8df95d9080042ceafcde0da6dac8a45fe8bce9cb4b8ef096ecfc043cc8650b737284be1ded7e49085f2749859437e99aa4587b81889171f61260016ad8b232

                                        • C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\x1hfm7fd.default-release\cache2\doomed\22735

                                          Filesize

                                          15KB

                                          MD5

                                          8c28bfa7fd0e6823ccdb110e15494c32

                                          SHA1

                                          9f8f4e579327e518c6e715c1ebf80b746722178c

                                          SHA256

                                          faf84ab2e6e475d11dfa81ae94ec46937dc93b9f36dd69042abd7bfc8e0f088d

                                          SHA512

                                          21a1fa4369f48adf5c136364b72970800584cbf3be63cb997596a88ffcef0a3ed28f5a76d562637ecfa2e6025f0012b39eaf10b20a4c3fd640d476b1f4b88bd7

                                        • C:\Users\Admin\AppData\Local\Temp\AV.EXE

                                          Filesize

                                          1.1MB

                                          MD5

                                          f284568010505119f479617a2e7dc189

                                          SHA1

                                          e23707625cce0035e3c1d2255af1ed326583a1ea

                                          SHA256

                                          26c8f13ea8dc17443a9fa005610537cb6700aebaf748e747e9278d504e416eb1

                                          SHA512

                                          ebe96e667dfde547c5a450b97cd7534b977f4073c7f4cbc123a0e00baaefeb3be725c1cafbfb5bb040b3359267954cd1b4e2094ef71fc273732016ee822064bf

                                        • C:\Users\Admin\AppData\Local\Temp\AV2.EXE

                                          Filesize

                                          368KB

                                          MD5

                                          014578edb7da99e5ba8dd84f5d26dfd5

                                          SHA1

                                          df56d701165a480e925a153856cbc3ab799c5a04

                                          SHA256

                                          4ce5e8b510895abb204f97e883d8cbaacc29ccef0844d9ae81f8666f234b0529

                                          SHA512

                                          bd5159af96d83fc7528956c5b1bd6f93847db18faa0680c6041f87bbebef5e3ba2de1f185d77ff28b8d7d78ec4f7bd54f48b37a16da39f43314ef022b4a36068

                                        • C:\Users\Admin\AppData\Local\Temp\DB.EXE

                                          Filesize

                                          243KB

                                          MD5

                                          c6746a62feafcb4fca301f606f7101fa

                                          SHA1

                                          e09cd1382f9ceec027083b40e35f5f3d184e485f

                                          SHA256

                                          b5a255d0454853c8afc0b321e1d86dca22c3dbefb88e5d385d2d72f9bc0109e6

                                          SHA512

                                          ee5dfa08c86bf1524666f0851c729970dbf0b397db9595a2bae01516299344edb68123e976592a83e492f2982fafe8d350ba2d41368eb4ecf4e6fe12af8f5642

                                        • C:\Users\Admin\AppData\Local\Temp\EN.EXE

                                          Filesize

                                          6KB

                                          MD5

                                          621f2279f69686e8547e476b642b6c46

                                          SHA1

                                          66f486cd566f86ab16015fe74f50d4515decce88

                                          SHA256

                                          c17a18cf2c243303b8a6688aad83b3e6e9b727fcd89f69065785ef7f1a2a3e38

                                          SHA512

                                          068402b02f1056b722f21b0a354b038f094d02e4a066b332553cd6b36e3640e8f35aa0499a2b057c566718c3593d3cea6bbabd961e04f0a001fd45d8be8e1c4e

                                        • C:\Users\Admin\AppData\Local\Temp\GB.EXE

                                          Filesize

                                          149KB

                                          MD5

                                          fe731b4c6684d643eb5b55613ef9ed31

                                          SHA1

                                          cfafe2a14f5413278304920154eb467f7c103c80

                                          SHA256

                                          e7953daad7a68f8634ded31a21a31f0c2aa394ca9232e2f980321f7b69176496

                                          SHA512

                                          f7756d69138df6d3b0ffa47bdf274e5fd8aab4fff9d68abe403728c8497ac58e0f3d28d41710de715f57b7a2b5daa2dd7e04450f19c6d013a08f543bd6fc9c2e

                                        • C:\Users\Admin\AppData\Local\Temp\SB.EXE

                                          Filesize

                                          224KB

                                          MD5

                                          9252e1be9776af202d6ad5c093637022

                                          SHA1

                                          6cc686d837cd633d9c2e8bc1eaba5fc364bf71d8

                                          SHA256

                                          ce822ff86e584f15b6abd14c61453bd3b481d4ec3fdeb961787fceb52acd8bd6

                                          SHA512

                                          98b1b3ce4d16d36f738478c6cf41e8f4a57d3a5ecfa8999d45592f79a469d8af8554bf4d5db34cb79cec71ce103f4fde1b41bd3cce30714f803e432e53da71ea

                                        • C:\Users\Admin\AppData\Local\Temp\mozilla-temp-files\mozilla-temp-41

                                          Filesize

                                          1.8MB

                                          MD5

                                          cb6e4f6660706c29035189f8aacfe3f8

                                          SHA1

                                          7dd1e37a50d4bd7488a3966b8c7c2b99bba2c037

                                          SHA256

                                          3341abf6dbefb8aec171f3766a4a23f323ff207e1b031946ee4dbe6dbb2d45a4

                                          SHA512

                                          66c3351ce069a85c9a1b648d64883176983acd34c0d5ca78b5138b7edc2890b34408e8e6fa235258d98c105113d1978a68a15262d6523a82abb004f78b06de38

                                        • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\x1hfm7fd.default-release\prefs-1.js

                                          Filesize

                                          6KB

                                          MD5

                                          26a1a05052d483a787fc166327ddcc96

                                          SHA1

                                          11eac42c82bfdfdb0bb3fcc38b328500626ac0d2

                                          SHA256

                                          6112d48034e9ef11a45d0b9cf77d2603b656d09fb49e3810a1f3d206e653ef30

                                          SHA512

                                          4c5aa1054a6a47711d470e2730d6400b57f7c97ac8c5bccb5ebef0d9aca09ec35426a5be99bc77afeb14605d7489069d816a19af465bd42033ed1343b136f9c6

                                        • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\x1hfm7fd.default-release\prefs-1.js

                                          Filesize

                                          7KB

                                          MD5

                                          d1bb0a351edd7d2ff8395f0708ac5bee

                                          SHA1

                                          24bd84fa8c30f9c75288c235cfc7701090793b36

                                          SHA256

                                          ac37f27fd29c304d3b3771d8a83a94863309a74b0f3d09e2a0fffe456dce0984

                                          SHA512

                                          fbfb0b0d9f7829c558c36920ff6ae9fe6a0906fc4897103ec54b58b486b3d11f62d35858adb8d890a4af81889aae9aa717c0eb4c1223da4ec28fe19414e54848

                                        • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\x1hfm7fd.default-release\sessionstore-backups\recovery.jsonlz4

                                          Filesize

                                          3KB

                                          MD5

                                          cdeb1983cb50922083b7e9f5c68df6bb

                                          SHA1

                                          80c74b347e062af8bafe12155e957a31d8a7584a

                                          SHA256

                                          27f418e7f1191fffeced52cb99cfdf20f27604ddbbe12789593db74029bedf31

                                          SHA512

                                          44b682ad5b7d7f1c0c482458236c53c27941032349dafe918a112c1b7c335c8e69be4041f30cae979fd2f296ed462e835e080036e4d08d77e7614cf31fbc7007

                                        • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\x1hfm7fd.default-release\sessionstore-backups\recovery.jsonlz4

                                          Filesize

                                          5KB

                                          MD5

                                          a03a5b577aba70434d7b13a5f76cea62

                                          SHA1

                                          17825c5e751849c12df916c0055a5b2f71de9742

                                          SHA256

                                          c3f80d70e4689df5947c418d6ca48cca4c8e56ec48b59ec33ebd5bc7098e4a03

                                          SHA512

                                          77b31d094d2302a798926b6296557d08ec64def1c54f2ae1079111e5cc8b2d94918835cc0aa8e034474a364a87d7a99da463858da5f12ff74bed3928357aeb5e

                                        • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\x1hfm7fd.default-release\sessionstore-backups\recovery.jsonlz4

                                          Filesize

                                          7KB

                                          MD5

                                          b62f275e89f412977e3f38960b447aa2

                                          SHA1

                                          6d65a83ca6363ce981c1c2b31e71949be1edf181

                                          SHA256

                                          81d706555b448fa24c6dd1e0d0c8e7ce1133e055c4688680660d41dec9394bd5

                                          SHA512

                                          243e9c966d7d9da3cff8f47cbe3940e02c8fa4be650ad27784589c6a01ef73168b582d78383a8a01bb5b9aa117f7d59555a7260984545d561b537b6ded775c70

                                        • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\x1hfm7fd.default-release\sessionstore-backups\recovery.jsonlz4

                                          Filesize

                                          4KB

                                          MD5

                                          36be3705a70a67f5a239e558549c9a09

                                          SHA1

                                          490652233ee5f1e59402856b0e8f3e5bf3c0935a

                                          SHA256

                                          0fa7fb37f3657cb16c0be6bb9c339a188fc75d50b25727e0ecded3d8c7186faa

                                          SHA512

                                          0928ba70c282707b9c81fd6fb7c8b780ede0d90234fb59992bb95d3cecadc61114e4e933ec3de19c6f9579fca09eaf0e96c88b76b57dfa4d7578387111b008d5

                                        • C:\Users\Admin\Downloads\tsa.crt

                                          Filesize

                                          1010B

                                          MD5

                                          6e630504be525e953debd0ce831b9aa0

                                          SHA1

                                          edfa47b3edf98af94954b5b0850286a324608503

                                          SHA256

                                          2563fe2f793f119a1bae5cca6eab9d8c20409aa1f1e0db341c623e1251244ef5

                                          SHA512

                                          bbcf285309a4d5605e19513c77ef077a4c451cbef04e3cbdfec6d15cc157a9800a7ff6f70964b0452ddb939ff50766e887904eda06a9999fdedf5b2e8776ebd2

                                        • memory/64-543-0x0000000000530000-0x00000000005C3000-memory.dmp

                                          Filesize

                                          588KB

                                        • memory/64-539-0x0000000000530000-0x00000000005C3000-memory.dmp

                                          Filesize

                                          588KB

                                        • memory/64-560-0x0000000000530000-0x00000000005C3000-memory.dmp

                                          Filesize

                                          588KB

                                        • memory/64-519-0x0000000000400000-0x0000000000445000-memory.dmp

                                          Filesize

                                          276KB

                                        • memory/64-524-0x0000000000530000-0x00000000005C3000-memory.dmp

                                          Filesize

                                          588KB

                                        • memory/64-564-0x0000000002160000-0x0000000002161000-memory.dmp

                                          Filesize

                                          4KB

                                        • memory/64-531-0x00000000001C0000-0x00000000001F1000-memory.dmp

                                          Filesize

                                          196KB

                                        • memory/3928-536-0x0000000000D20000-0x0000000000D30000-memory.dmp

                                          Filesize

                                          64KB

                                        • memory/3928-558-0x0000000073F90000-0x0000000074541000-memory.dmp

                                          Filesize

                                          5.7MB

                                        • memory/3928-541-0x0000000073F90000-0x0000000074541000-memory.dmp

                                          Filesize

                                          5.7MB

                                        • memory/5296-563-0x00000000005EB000-0x00000000005EC000-memory.dmp

                                          Filesize

                                          4KB

                                        • memory/5296-544-0x0000000000400000-0x0000000000464000-memory.dmp

                                          Filesize

                                          400KB

                                        • memory/5296-561-0x0000000000400000-0x0000000000464000-memory.dmp

                                          Filesize

                                          400KB

                                        • memory/5296-545-0x0000000000400000-0x0000000000464000-memory.dmp

                                          Filesize

                                          400KB

                                        • memory/5296-562-0x00000000005E0000-0x0000000000644000-memory.dmp

                                          Filesize

                                          400KB

                                        • memory/5544-559-0x0000000000400000-0x000000000040A000-memory.dmp

                                          Filesize

                                          40KB