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Analysis
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max time kernel
146s -
max time network
150s -
platform
windows11-21h2_x64 -
resource
win11-20240412-en -
resource tags
arch:x64arch:x86image:win11-20240412-enlocale:en-usos:windows11-21h2-x64system -
submitted
24/04/2024, 13:06
Static task
static1
URLScan task
urlscan1
Behavioral task
behavioral1
Sample
http://cdn.stgcdn.com
Resource
win11-20240412-en
General
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Target
http://cdn.stgcdn.com
Malware Config
Signatures
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Checks processor information in registry 2 TTPs 6 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\ProcessorNameString 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 Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier firefox.exe -
Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-3777591257-2471171023-3629228286-1000_Classes\Local Settings firefox.exe -
Suspicious use of AdjustPrivilegeToken 5 IoCs
description pid Process Token: SeDebugPrivilege 2888 firefox.exe Token: SeDebugPrivilege 2888 firefox.exe Token: SeDebugPrivilege 2888 firefox.exe Token: SeDebugPrivilege 2888 firefox.exe Token: SeDebugPrivilege 2888 firefox.exe -
Suspicious use of FindShellTrayWindow 4 IoCs
pid Process 2888 firefox.exe 2888 firefox.exe 2888 firefox.exe 2888 firefox.exe -
Suspicious use of SendNotifyMessage 3 IoCs
pid Process 2888 firefox.exe 2888 firefox.exe 2888 firefox.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2888 firefox.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 2896 wrote to memory of 2888 2896 firefox.exe 78 PID 2896 wrote to memory of 2888 2896 firefox.exe 78 PID 2896 wrote to memory of 2888 2896 firefox.exe 78 PID 2896 wrote to memory of 2888 2896 firefox.exe 78 PID 2896 wrote to memory of 2888 2896 firefox.exe 78 PID 2896 wrote to memory of 2888 2896 firefox.exe 78 PID 2896 wrote to memory of 2888 2896 firefox.exe 78 PID 2896 wrote to memory of 2888 2896 firefox.exe 78 PID 2896 wrote to memory of 2888 2896 firefox.exe 78 PID 2896 wrote to memory of 2888 2896 firefox.exe 78 PID 2896 wrote to memory of 2888 2896 firefox.exe 78 PID 2888 wrote to memory of 4352 2888 firefox.exe 79 PID 2888 wrote to memory of 4352 2888 firefox.exe 79 PID 2888 wrote to memory of 4352 2888 firefox.exe 79 PID 2888 wrote to memory of 4352 2888 firefox.exe 79 PID 2888 wrote to memory of 4352 2888 firefox.exe 79 PID 2888 wrote to memory of 4352 2888 firefox.exe 79 PID 2888 wrote to memory of 4352 2888 firefox.exe 79 PID 2888 wrote to memory of 4352 2888 firefox.exe 79 PID 2888 wrote to memory of 4352 2888 firefox.exe 79 PID 2888 wrote to memory of 4352 2888 firefox.exe 79 PID 2888 wrote to memory of 4352 2888 firefox.exe 79 PID 2888 wrote to memory of 4352 2888 firefox.exe 79 PID 2888 wrote to memory of 4352 2888 firefox.exe 79 PID 2888 wrote to memory of 4352 2888 firefox.exe 79 PID 2888 wrote to memory of 4352 2888 firefox.exe 79 PID 2888 wrote to memory of 4352 2888 firefox.exe 79 PID 2888 wrote to memory of 4352 2888 firefox.exe 79 PID 2888 wrote to memory of 4352 2888 firefox.exe 79 PID 2888 wrote to memory of 4352 2888 firefox.exe 79 PID 2888 wrote to memory of 4352 2888 firefox.exe 79 PID 2888 wrote to memory of 4352 2888 firefox.exe 79 PID 2888 wrote to memory of 4352 2888 firefox.exe 79 PID 2888 wrote to memory of 4352 2888 firefox.exe 79 PID 2888 wrote to memory of 4352 2888 firefox.exe 79 PID 2888 wrote to memory of 4352 2888 firefox.exe 79 PID 2888 wrote to memory of 4352 2888 firefox.exe 79 PID 2888 wrote to memory of 4352 2888 firefox.exe 79 PID 2888 wrote to memory of 4352 2888 firefox.exe 79 PID 2888 wrote to memory of 4352 2888 firefox.exe 79 PID 2888 wrote to memory of 4352 2888 firefox.exe 79 PID 2888 wrote to memory of 4352 2888 firefox.exe 79 PID 2888 wrote to memory of 4352 2888 firefox.exe 79 PID 2888 wrote to memory of 4352 2888 firefox.exe 79 PID 2888 wrote to memory of 4352 2888 firefox.exe 79 PID 2888 wrote to memory of 4352 2888 firefox.exe 79 PID 2888 wrote to memory of 4352 2888 firefox.exe 79 PID 2888 wrote to memory of 4352 2888 firefox.exe 79 PID 2888 wrote to memory of 4352 2888 firefox.exe 79 PID 2888 wrote to memory of 4352 2888 firefox.exe 79 PID 2888 wrote to memory of 4352 2888 firefox.exe 79 PID 2888 wrote to memory of 4352 2888 firefox.exe 79 PID 2888 wrote to memory of 4352 2888 firefox.exe 79 PID 2888 wrote to memory of 4352 2888 firefox.exe 79 PID 2888 wrote to memory of 4668 2888 firefox.exe 80 PID 2888 wrote to memory of 4668 2888 firefox.exe 80 PID 2888 wrote to memory of 4668 2888 firefox.exe 80 PID 2888 wrote to memory of 4668 2888 firefox.exe 80 PID 2888 wrote to memory of 4668 2888 firefox.exe 80 PID 2888 wrote to memory of 4668 2888 firefox.exe 80 PID 2888 wrote to memory of 4668 2888 firefox.exe 80 PID 2888 wrote to memory of 4668 2888 firefox.exe 80 PID 2888 wrote to memory of 4668 2888 firefox.exe 80 PID 2888 wrote to memory of 4668 2888 firefox.exe 80 -
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" -osint -url "http://cdn.stgcdn.com"1⤵
- Suspicious use of WriteProcessMemory
PID:2896 -
C:\Program Files\Mozilla Firefox\firefox.exe"C:\Program Files\Mozilla Firefox\firefox.exe" -osint -url http://cdn.stgcdn.com2⤵
- 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:2888 -
C:\Program Files\Mozilla Firefox\firefox.exe"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2888.0.1511227200\1954720447" -parentBuildID 20230214051806 -prefsHandle 1736 -prefMapHandle 1728 -prefsLen 22074 -prefMapSize 235121 -appDir "C:\Program Files\Mozilla Firefox\browser" - {d10c5e18-4abd-4f48-85b1-1c908b5162d6} 2888 "\\.\pipe\gecko-crash-server-pipe.2888" 1816 1c3de50fa58 gpu3⤵PID:4352
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C:\Program Files\Mozilla Firefox\firefox.exe"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2888.1.1885835593\949907206" -parentBuildID 20230214051806 -prefsHandle 2352 -prefMapHandle 2348 -prefsLen 22925 -prefMapSize 235121 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {d989ccf0-eed6-45a4-8453-e3529176ff64} 2888 "\\.\pipe\gecko-crash-server-pipe.2888" 2360 1c3d1789658 socket3⤵PID:4668
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C:\Program Files\Mozilla Firefox\firefox.exe"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2888.2.1929360373\597836242" -childID 1 -isForBrowser -prefsHandle 2856 -prefMapHandle 2928 -prefsLen 22963 -prefMapSize 235121 -jsInitHandle 1308 -jsInitLen 246560 -a11yResourceId 64 -parentBuildID 20230214051806 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {31e8d36f-110e-442c-ac5a-88da0250e510} 2888 "\\.\pipe\gecko-crash-server-pipe.2888" 3044 1c3e1334e58 tab3⤵PID:3452
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C:\Program Files\Mozilla Firefox\firefox.exe"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2888.3.741683177\1912188916" -childID 2 -isForBrowser -prefsHandle 3672 -prefMapHandle 3668 -prefsLen 27614 -prefMapSize 235121 -jsInitHandle 1308 -jsInitLen 246560 -a11yResourceId 64 -parentBuildID 20230214051806 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {f78f5131-9a4d-4fba-b71d-23c8ec1b3bf9} 2888 "\\.\pipe\gecko-crash-server-pipe.2888" 3680 1c3e4184c58 tab3⤵PID:3040
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C:\Program Files\Mozilla Firefox\firefox.exe"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2888.4.69803266\1514424129" -childID 3 -isForBrowser -prefsHandle 5448 -prefMapHandle 5424 -prefsLen 27695 -prefMapSize 235121 -jsInitHandle 1308 -jsInitLen 246560 -a11yResourceId 64 -parentBuildID 20230214051806 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {54539118-7d62-4705-800e-9dacad750b4d} 2888 "\\.\pipe\gecko-crash-server-pipe.2888" 5456 1c3e50ac658 tab3⤵PID:1632
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C:\Program Files\Mozilla Firefox\firefox.exe"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2888.5.1052565583\550377635" -childID 4 -isForBrowser -prefsHandle 5600 -prefMapHandle 5228 -prefsLen 27695 -prefMapSize 235121 -jsInitHandle 1308 -jsInitLen 246560 -a11yResourceId 64 -parentBuildID 20230214051806 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {490b1955-daa6-42ec-92a4-5124accf07a8} 2888 "\\.\pipe\gecko-crash-server-pipe.2888" 5588 1c3e6793e58 tab3⤵PID:860
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C:\Program Files\Mozilla Firefox\firefox.exe"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2888.6.2044507087\2383947" -childID 5 -isForBrowser -prefsHandle 5880 -prefMapHandle 5876 -prefsLen 27695 -prefMapSize 235121 -jsInitHandle 1308 -jsInitLen 246560 -a11yResourceId 64 -parentBuildID 20230214051806 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {cab78f22-af9b-4619-96ee-fc81a63a342e} 2888 "\\.\pipe\gecko-crash-server-pipe.2888" 5888 1c3e6794158 tab3⤵PID:2252
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\bcdi3zmp.default-release\activity-stream.discovery_stream.json.tmp
Filesize26KB
MD55b08b159cfe6266fca9b8fa32d143df9
SHA12595fca8e2d4c162ef0996144934857ad23f933b
SHA2563993a99085c96b095d6a3b93353450c3a2eac6419144072d7a6fe4852014f87c
SHA51287d3329b2ca22e37f5d69fdb18845f0c0f88e596ac82a52604b8de2db207a14db48da95e462229acf3c57c0f39de0cd865eab61e40cbb699ce9a7ece7cf30c6a
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C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\bcdi3zmp.default-release\cache2\entries\C72D4296C2EBC6FD41A9F780CD0C8F30F0FF937C
Filesize13KB
MD5b3567ad0b7d2e58d2e04de95d4fec105
SHA10a4aba21f81e896a97d2f8b02995951b50396879
SHA256ac8c5ff4d44f6d8bd03cd94db6d971449e7d9a4f15564a248a3b6faaa6b0f17c
SHA512ed5ab04041e179e01912838589ab2c609e122982c46062d082f2602a99e0801bd2ede9ccfd94d91d119e50d7e07e527dea8bccf8d85c1b7ee83982cca4c0ae52
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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\bcdi3zmp.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\bcdi3zmp.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\bcdi3zmp.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\bcdi3zmp.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\bcdi3zmp.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\bcdi3zmp.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\bcdi3zmp.default-release\gmp-widevinecdm\4.10.2557.0\widevinecdm.dll.sig
Filesize1KB
MD5937326fead5fd401f6cca9118bd9ade9
SHA14526a57d4ae14ed29b37632c72aef3c408189d91
SHA25668a03f075db104f84afdd8fca45a7e4bff7b55dc1a2a24272b3abe16d8759c81
SHA512b232f6cf3f88adb346281167ac714c4c4c7aac15175087c336911946d12d63d3a3a458e06b298b41a7ec582ef09fe238da3a3166ff89c450117228f7485c22d2
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Filesize
10KB
MD5da728c4bace7711ab1326ff5f8cdabdd
SHA1bda36d1c63ff926b446a68444dd982c47f51b1d7
SHA256f676d4e9bbe0df2f76d0fd0434bfb1db5d58170508defe186e3bef6e5ad1d581
SHA512eabfec3d729cba182c21e289f74aa2fcd232c92183cac707ee59d0b9f5e5e2f3d46c165018df7304591e38b2c8dade6288ab6206bae04b9c0edb64fc43efc925
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Filesize
7KB
MD55a37a2a5a10862df43f77faaeec2f08c
SHA1b457173f43b2d606a383f6eac0297559b9d49aea
SHA2568f404d4850e24c3456326d8879544de7a9336dde5be8f5a585ec8d48f621621f
SHA5127f9da1727cf4deae8009e7bdc80df7439947160f5f1b9163326a54d4336138dea23fe5c8c5f2eed4f23cc1cbe428158f695494bd985f092f597f45e52612447d
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Filesize
6KB
MD5caf2762d28a877510f094f7bc6e76ef3
SHA1844c89df642d3868c7512f1984637eb80a7f6a67
SHA256aae183af00c4c46cade1152eb78615dafb394414db9b5fa21e7183fdb09ed634
SHA512dc01aa4822236db8e4468c2ace50705672dcabc5af7f2ff9c9b61bfaaf7fb26ce2dd03f01da0bdca518f392abd55de4e1a04766a93036fa273cecea9e9acdd93
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C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\bcdi3zmp.default-release\sessionstore-backups\recovery.jsonlz4
Filesize1KB
MD5088ae6dc61f6e8160550d5f102047371
SHA1d8ec0d71df0b765b946fb645c8e02e97f3295e7b
SHA25682afccb8f49cd733832636a34b00e0c13ebd64b3a5301bc7f3a00e2fae52554f
SHA51264895875c6f0054946b12337740385b7c746c002acc23e166d6dc9a8ba45dfef138cd8492f072c046fd43d7c6615c89bcd968060530b0d56e0e1ab22667274c1