Analysis
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max time kernel
150s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
11/05/2023, 06:57
URLScan task
urlscan1
Behavioral task
behavioral1
Sample
https://webmail.momernt.best/[email protected]
Resource
win10v2004-20230220-en
General
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Target
https://webmail.momernt.best/[email protected]
Malware Config
Signatures
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Checks processor information in registry 2 TTPs 5 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~Mhz firefox.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier firefox.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 firefox.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Update Signature firefox.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Update Revision firefox.exe -
Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000_Classes\Local Settings firefox.exe -
Suspicious use of AdjustPrivilegeToken 5 IoCs
description pid Process Token: SeDebugPrivilege 4948 firefox.exe Token: SeDebugPrivilege 4948 firefox.exe Token: SeDebugPrivilege 4948 firefox.exe Token: SeDebugPrivilege 4948 firefox.exe Token: SeDebugPrivilege 4948 firefox.exe -
Suspicious use of FindShellTrayWindow 4 IoCs
pid Process 4948 firefox.exe 4948 firefox.exe 4948 firefox.exe 4948 firefox.exe -
Suspicious use of SendNotifyMessage 3 IoCs
pid Process 4948 firefox.exe 4948 firefox.exe 4948 firefox.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 4948 firefox.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 1940 wrote to memory of 4948 1940 firefox.exe 88 PID 1940 wrote to memory of 4948 1940 firefox.exe 88 PID 1940 wrote to memory of 4948 1940 firefox.exe 88 PID 1940 wrote to memory of 4948 1940 firefox.exe 88 PID 1940 wrote to memory of 4948 1940 firefox.exe 88 PID 1940 wrote to memory of 4948 1940 firefox.exe 88 PID 1940 wrote to memory of 4948 1940 firefox.exe 88 PID 1940 wrote to memory of 4948 1940 firefox.exe 88 PID 1940 wrote to memory of 4948 1940 firefox.exe 88 PID 1940 wrote to memory of 4948 1940 firefox.exe 88 PID 1940 wrote to memory of 4948 1940 firefox.exe 88 PID 4948 wrote to memory of 4384 4948 firefox.exe 90 PID 4948 wrote to memory of 4384 4948 firefox.exe 90 PID 4948 wrote to memory of 3092 4948 firefox.exe 91 PID 4948 wrote to memory of 3092 4948 firefox.exe 91 PID 4948 wrote to memory of 3092 4948 firefox.exe 91 PID 4948 wrote to memory of 3092 4948 firefox.exe 91 PID 4948 wrote to memory of 3092 4948 firefox.exe 91 PID 4948 wrote to memory of 3092 4948 firefox.exe 91 PID 4948 wrote to memory of 3092 4948 firefox.exe 91 PID 4948 wrote to memory of 3092 4948 firefox.exe 91 PID 4948 wrote to memory of 3092 4948 firefox.exe 91 PID 4948 wrote to memory of 3092 4948 firefox.exe 91 PID 4948 wrote to memory of 3092 4948 firefox.exe 91 PID 4948 wrote to memory of 3092 4948 firefox.exe 91 PID 4948 wrote to memory of 3092 4948 firefox.exe 91 PID 4948 wrote to memory of 3092 4948 firefox.exe 91 PID 4948 wrote to memory of 3092 4948 firefox.exe 91 PID 4948 wrote to memory of 3092 4948 firefox.exe 91 PID 4948 wrote to memory of 3092 4948 firefox.exe 91 PID 4948 wrote to memory of 3092 4948 firefox.exe 91 PID 4948 wrote to memory of 3092 4948 firefox.exe 91 PID 4948 wrote to memory of 3092 4948 firefox.exe 91 PID 4948 wrote to memory of 3092 4948 firefox.exe 91 PID 4948 wrote to memory of 3092 4948 firefox.exe 91 PID 4948 wrote to memory of 3092 4948 firefox.exe 91 PID 4948 wrote to memory of 3092 4948 firefox.exe 91 PID 4948 wrote to memory of 3092 4948 firefox.exe 91 PID 4948 wrote to memory of 3092 4948 firefox.exe 91 PID 4948 wrote to memory of 3092 4948 firefox.exe 91 PID 4948 wrote to memory of 3092 4948 firefox.exe 91 PID 4948 wrote to memory of 3092 4948 firefox.exe 91 PID 4948 wrote to memory of 3092 4948 firefox.exe 91 PID 4948 wrote to memory of 3092 4948 firefox.exe 91 PID 4948 wrote to memory of 3092 4948 firefox.exe 91 PID 4948 wrote to memory of 3092 4948 firefox.exe 91 PID 4948 wrote to memory of 3092 4948 firefox.exe 91 PID 4948 wrote to memory of 3092 4948 firefox.exe 91 PID 4948 wrote to memory of 3092 4948 firefox.exe 91 PID 4948 wrote to memory of 3092 4948 firefox.exe 91 PID 4948 wrote to memory of 3092 4948 firefox.exe 91 PID 4948 wrote to memory of 3092 4948 firefox.exe 91 PID 4948 wrote to memory of 3092 4948 firefox.exe 91 PID 4948 wrote to memory of 3092 4948 firefox.exe 91 PID 4948 wrote to memory of 3092 4948 firefox.exe 91 PID 4948 wrote to memory of 3092 4948 firefox.exe 91 PID 4948 wrote to memory of 3092 4948 firefox.exe 91 PID 4948 wrote to memory of 3092 4948 firefox.exe 91 PID 4948 wrote to memory of 3092 4948 firefox.exe 91 PID 4948 wrote to memory of 3092 4948 firefox.exe 91 PID 4948 wrote to memory of 3092 4948 firefox.exe 91 PID 4948 wrote to memory of 3660 4948 firefox.exe 94 PID 4948 wrote to memory of 3660 4948 firefox.exe 94 PID 4948 wrote to memory of 3660 4948 firefox.exe 94 -
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
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C:\Program Files\Mozilla Firefox\firefox.exe"C:\Program Files\Mozilla Firefox\firefox.exe" https://webmail.momernt.best/[email protected]1⤵
- Suspicious use of WriteProcessMemory
PID:1940 -
C:\Program Files\Mozilla Firefox\firefox.exe"C:\Program Files\Mozilla Firefox\firefox.exe" https://webmail.momernt.best/[email protected]2⤵
- Checks processor information in registry
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4948 -
C:\Program Files\Mozilla Firefox\firefox.exe"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="4948.0.919843118\2135421335" -parentBuildID 20221007134813 -prefsHandle 1860 -prefMapHandle 1852 -prefsLen 20890 -prefMapSize 232675 -appDir "C:\Program Files\Mozilla Firefox\browser" - {10c9f5b4-d0a1-4a4d-9d0f-59a2347d7e9b} 4948 "\\.\pipe\gecko-crash-server-pipe.4948" 1956 11d779ed458 gpu3⤵PID:4384
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C:\Program Files\Mozilla Firefox\firefox.exe"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="4948.1.2065873016\1401533751" -parentBuildID 20221007134813 -prefsHandle 2428 -prefMapHandle 2424 -prefsLen 21706 -prefMapSize 232675 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {97188228-b926-4e4c-96ee-a3bfcd915d16} 4948 "\\.\pipe\gecko-crash-server-pipe.4948" 2440 11d6aa72958 socket3⤵PID:3092
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C:\Program Files\Mozilla Firefox\firefox.exe"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="4948.2.469455299\1464241733" -childID 1 -isForBrowser -prefsHandle 3192 -prefMapHandle 3208 -prefsLen 21854 -prefMapSize 232675 -jsInitHandle 1480 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {36da0563-be99-4179-a27a-8902b37a60ea} 4948 "\\.\pipe\gecko-crash-server-pipe.4948" 2980 11d7b7f9758 tab3⤵PID:3660
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C:\Program Files\Mozilla Firefox\firefox.exe"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="4948.3.738589011\1462286785" -childID 2 -isForBrowser -prefsHandle 4124 -prefMapHandle 4120 -prefsLen 26519 -prefMapSize 232675 -jsInitHandle 1480 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {44f68457-360c-4b5e-82a2-f66f630e1535} 4948 "\\.\pipe\gecko-crash-server-pipe.4948" 4136 11d7cbfdc58 tab3⤵PID:1996
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C:\Program Files\Mozilla Firefox\firefox.exe"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="4948.5.1510255872\1456524855" -childID 4 -isForBrowser -prefsHandle 5032 -prefMapHandle 5036 -prefsLen 26834 -prefMapSize 232675 -jsInitHandle 1480 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {d0f2dc45-a748-491d-98bb-72bb57c83304} 4948 "\\.\pipe\gecko-crash-server-pipe.4948" 5024 11d7e74e658 tab3⤵PID:736
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C:\Program Files\Mozilla Firefox\firefox.exe"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="4948.6.2086598911\404520130" -childID 5 -isForBrowser -prefsHandle 5320 -prefMapHandle 5316 -prefsLen 26834 -prefMapSize 232675 -jsInitHandle 1480 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {63f28924-be2c-4839-8adf-4f6290e59df4} 4948 "\\.\pipe\gecko-crash-server-pipe.4948" 5332 11d7e05b458 tab3⤵PID:4100
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C:\Program Files\Mozilla Firefox\firefox.exe"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="4948.4.1054066739\1948779600" -childID 3 -isForBrowser -prefsHandle 4908 -prefMapHandle 4916 -prefsLen 26834 -prefMapSize 232675 -jsInitHandle 1480 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {9209083f-6c88-4575-b33a-30d66752632d} 4948 "\\.\pipe\gecko-crash-server-pipe.4948" 4884 11d7e05db58 tab3⤵PID:4852
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\85w5cth6.default-release\activity-stream.discovery_stream.json.tmp
Filesize142KB
MD5ad77f86915184f3a78604e73dfbec1af
SHA15d801abaead6b28dd50b8dbb76896672cb8b1a63
SHA2565757e38c3b3a161e13fd1067cff55810cf7d631b418010ba68232aa4b5e1daeb
SHA5126ef1f9f2e71c01d21bbe20294c183add60a0077b21aadd78cdef441924db8a44a3c452e8a6bbfb9220fa574c99e98cdcb6f1d3b5db896865835a138e30e4c65a
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C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\85w5cth6.default-release\cache2\entries\250EE2BC03AFF526F1A1C3DB212A79DE3EB60D5E
Filesize14KB
MD5722e4a666ab885f313698a3c42c041d8
SHA173f38f0769c1e91822f200a62c53f270aa668868
SHA25650cb2b2f2164dad72c1f5e4d635fcaf0af5a41932bcf9c206db9fc3f3564ad0f
SHA5129f7c66e16758df76c6c86ba8b87d7fab1701ab96cc0b6050e0afb7bf080b2db81ed6187068d0eea1593e139826555647d2c0a538a02c4602ae7694aee29d6c3b
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Filesize
442KB
MD585430baed3398695717b0263807cf97c
SHA1fffbee923cea216f50fce5d54219a188a5100f41
SHA256a9f4281f82b3579581c389e8583dc9f477c7fd0e20c9dfc91a2e611e21e3407e
SHA51206511f1f6c6d44d076b3c593528c26a602348d9c41689dbf5ff716b671c3ca5756b12cb2e5869f836dedce27b1a5cfe79b93c707fd01f8e84b620923bb61b5f1
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Filesize
8.0MB
MD5a01c5ecd6108350ae23d2cddf0e77c17
SHA1c6ac28a2cd979f1f9a75d56271821d5ff665e2b6
SHA256345d44e3aa3e1967d186a43d732c8051235c43458169a5d7d371780a6475ee42
SHA512b046dd1b26ec0b810ee441b7ad4dc135e3f1521a817b9f3db60a32976352e8f7e53920e1a77fc5b4130aac260d79deef7e823267b4414e9cc774d8bffca56a72
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C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\85w5cth6.default-release\gmp-gmpopenh264\1.8.1.2\gmpopenh264.dll
Filesize997KB
MD5fe3355639648c417e8307c6d051e3e37
SHA1f54602d4b4778da21bc97c7238fc66aa68c8ee34
SHA2561ed7877024be63a049da98733fd282c16bd620530a4fb580dacec3a78ace914e
SHA5128f4030bb2464b98eccbea6f06eb186d7216932702d94f6b84c56419e9cf65a18309711ab342d1513bf85aed402bc3535a70db4395874828f0d35c278dd2eac9c
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C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\85w5cth6.default-release\gmp-gmpopenh264\1.8.1.2\gmpopenh264.info
Filesize116B
MD53d33cdc0b3d281e67dd52e14435dd04f
SHA14db88689282fd4f9e9e6ab95fcbb23df6e6485db
SHA256f526e9f98841d987606efeaff7f3e017ba9fd516c4be83890c7f9a093ea4c47b
SHA512a4a96743332cc8ef0f86bc2e6122618bfc75ed46781dadbac9e580cd73df89e74738638a2cccb4caa4cbbf393d771d7f2c73f825737cdb247362450a0d4a4bc1
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C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\85w5cth6.default-release\gmp-widevinecdm\4.10.2557.0\LICENSE.txt
Filesize479B
MD549ddb419d96dceb9069018535fb2e2fc
SHA162aa6fea895a8b68d468a015f6e6ab400d7a7ca6
SHA2562af127b4e00f7303de8271996c0c681063e4dc7abdc7b2a8c3fe5932b9352539
SHA51248386217dabf7556e381ab3f5924b123a0a525969ff98f91efb03b65477c94e48a15d9abcec116b54616d36ad52b6f1d7b8b84c49c204e1b9b43f26f2af92da2
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C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\85w5cth6.default-release\gmp-widevinecdm\4.10.2557.0\manifest.json
Filesize372B
MD58be33af717bb1b67fbd61c3f4b807e9e
SHA17cf17656d174d951957ff36810e874a134dd49e0
SHA256e92d3394635edfb987a7528e0ccd24360e07a299078df2a6967ca3aae22fa2dd
SHA5126125f60418e25fee896bf59f5672945cd8f36f03665c721837bb50adf5b4dfef2dddbfcfc817555027dcfa90e1ef2a1e80af1219e8063629ea70263d2fc936a7
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C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\85w5cth6.default-release\gmp-widevinecdm\4.10.2557.0\widevinecdm.dll
Filesize11.8MB
MD533bf7b0439480effb9fb212efce87b13
SHA1cee50f2745edc6dc291887b6075ca64d716f495a
SHA2568ee42d9258e20bbc5bfdfae61605429beb5421ffeaaa0d02b86d4978f4b4ac4e
SHA512d329a1a1d98e302142f2776de8cc2cd45a465d77cb21c461bdf5ee58c68073a715519f449cb673977288fe18401a0abcce636c85abaec61a4a7a08a16c924275
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C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\85w5cth6.default-release\gmp-widevinecdm\4.10.2557.0\widevinecdm.dll.lib
Filesize1KB
MD5688bed3676d2104e7f17ae1cd2c59404
SHA1952b2cdf783ac72fcb98338723e9afd38d47ad8e
SHA25633899a3ebc22cb8ed8de7bd48c1c29486c0279b06d7ef98241c92aef4e3b9237
SHA5127a0e3791f75c229af79dd302f7d0594279f664886fea228cfe78e24ef185ae63aba809aa1036feb3130066deadc8e78909c277f0a7ed1e3485df3cf2cd329776
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C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\85w5cth6.default-release\gmp-widevinecdm\4.10.2557.0\widevinecdm.dll.sig
Filesize1KB
MD5937326fead5fd401f6cca9118bd9ade9
SHA14526a57d4ae14ed29b37632c72aef3c408189d91
SHA25668a03f075db104f84afdd8fca45a7e4bff7b55dc1a2a24272b3abe16d8759c81
SHA512b232f6cf3f88adb346281167ac714c4c4c7aac15175087c336911946d12d63d3a3a458e06b298b41a7ec582ef09fe238da3a3166ff89c450117228f7485c22d2
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Filesize
6KB
MD5b04d541494257f3c13191668f700ae00
SHA1bac8097f05428b8dbe8505cd4e0ee6a229d8db83
SHA256f6c596d34f76a5e78545cf206caa7d0b6ee6f317c81d6a4efb3ff0d4de0b762f
SHA512ae36494a59d7f0882e6263ad9ba71b958709d261394951d50e229d6b5c3d28dfb6b648097395d10a3d5bd2469560c876b85c61cf2c4dfadc5b677daea25bbd7c
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Filesize
7KB
MD5ec469c50ef05bf1650f349180fc8f75e
SHA16e51f9fe7f6b31580a558dd78e589138f34513af
SHA256aabc938c91bf099ee0a1faa786958a25455eb3ec25714c46409166c8745fe301
SHA5120b694806008220a56516aad686c02ed62a8223dc1dcaf4ff750f4478717b76c1d41ee70bc8c0c59e11b22e5906ba11169578529502b4d9a55b4a7b6464a8c327
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Filesize
8KB
MD56861e165b1eff53949d353a1156f81c1
SHA1262515cf8e915b5a9b25ecee3624689812070751
SHA2562cbfb103f9b037598d19907a3eac77a8acd946e0d4cb34306ce7d78e0137cc84
SHA51207a9b98d3144a5daf09b1ad0b5266746469ac941dbeb23af4050451c42da8a560c33bccad630814074639a3acadfb3e88cae21728dec3b4e4dae38cf48706a52
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Filesize
10KB
MD5748116f06b86903ad080e8ba7c13a54d
SHA1b73ddcb2644040a06487865d20e98538b76b1d5b
SHA256391f2589d4200942914eab3b30cc794ccee7e9cc4d8aab05d9743bdd6440cc1f
SHA5121ce5a7c0c91050a144f0be06e762175075c65a45ecc8586ee59f114c58b739996448737eead89f132015bfe8022f8c878f97f7ae6767db7e83a62a48683541af
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Filesize
6KB
MD552ab356ed6494d15555d3ccf9e28d9b8
SHA19986c050470cfcfb3ac3b317eae60b0fef07bdf5
SHA2565f3f4e84e91386128abc05c8c3092f69e2314a2ed05910273947596a24fe5616
SHA51247f3f88ed0ca4b66b7d99aeeaf86b9fcabf0be873dd9b8075e31eb2fe390c3b2752c16647a3185511a29a5726951ab2979dcd4819ccfdf88b592293c76c95273
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Filesize
6KB
MD5f73e52d124620d05267ba934f3b312d3
SHA134121aa291d9f88b3e8e3a2fa37cb1c06cac2d30
SHA256fc898a91ae8ce9d241c586f5dee2e60450dcdc5a31f1a7015d6dc2f4fefe4ac7
SHA5124ef67626a2ba584817d707c71ddf7e7ce75a780921c3fcdfa8a03de0de9303c4b548ce3c3b493f1c4876d511271978bcd3cdbc2d1003b23c2459847180045d46
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C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\85w5cth6.default-release\sessionstore-backups\recovery.jsonlz4
Filesize2KB
MD5dbe8d35582a439ea8f25f7351d1b2e29
SHA1abe9fad299affb184f16f3b3418f72b95e89b0a6
SHA25640362555147af66852d512b4c67c97ae611e790049977aaf5e2d652c136837db
SHA512009646e62823ad62accecbd20202f1abf45df06920896f0a4006d3c9c92eafe32d28970bca2074533168d2cca65794dafadae74c400480eb3daed5d5c191660a