Analysis
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max time kernel
134s -
max time network
147s -
platform
windows10-2004_x64 -
resource
win10v2004-20230221-en -
resource tags
arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system -
submitted
16/03/2023, 13:15
Static task
static1
URLScan task
urlscan1
Behavioral task
behavioral1
Sample
http://newsletter2.ispringsolutions.com/ls/click?upn=N6lyplR64n7FlauApOy3eoeSLdSDrC3mHfQctmT5WZUQNJsy76hjsF46xFuAgpkF12Lwk97vU8GPVpU9EUWmDGgLVMNoaDCJT2j3SxpCT3-2FR8R-2BHYh16xyijqn4Irrf-2BsHrFYkx-2Ft8-2Fg6-2FyUb9NeldmiT-2FRvf82h7-2Bnwulslwg1tRPvBvLrCV9yJ-2FZkHwbSsja-2BTJHvt0PIZ95-2BIww4TMcTuWVOR0p85r-2BATT3lggR00smcLWyV4AMHLATYgDmJiWO266FQFbKnHNZYUWC4G7vxzP2v6Z8Id8oW0CiyGZ0DAXxhWrBjlavY5PHbeYVnCCJ2OfyvjqElDK-2BZOuw5Uuu-2FgbqHqwV-2F54VVgzoE49fQ-3DuJoW_DBZixd8N-2FpyymHSQWWRCL0lF4pVnLsyFbe6Xo8eKGItLezWPSc0q-2F5X47IEm05bnpZfquKLoqqzsvyFUPzu8vxZl7wl-2BJDPwPKyFDP-2FSKQxSqpSfy595tu-2BVgIFSI2cj7Bh3Z4t1TXXg232iEcMvcW8oo0LFkc-2Fn5hEdF-2B9uKUYdQ-2BfVMfM4dKVPgmlt9o7-2Bh3UkKs1rZnphSirvuySepb-2B9Ogx3zSyvCID9EZX70iulXJsXBVvTI72uiVxW3AOcSEFeKpuDxrbbZE6-2FpE3agg9pDs2hyk-2BdAxy8h-2FWr-2Bh9B1-2F6H9UtjZYKzlkiDz1o63H5Fejmi9a0x584fWdYYSg-3D-3D
Resource
win10v2004-20230221-en
General
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Target
http://newsletter2.ispringsolutions.com/ls/click?upn=N6lyplR64n7FlauApOy3eoeSLdSDrC3mHfQctmT5WZUQNJsy76hjsF46xFuAgpkF12Lwk97vU8GPVpU9EUWmDGgLVMNoaDCJT2j3SxpCT3-2FR8R-2BHYh16xyijqn4Irrf-2BsHrFYkx-2Ft8-2Fg6-2FyUb9NeldmiT-2FRvf82h7-2Bnwulslwg1tRPvBvLrCV9yJ-2FZkHwbSsja-2BTJHvt0PIZ95-2BIww4TMcTuWVOR0p85r-2BATT3lggR00smcLWyV4AMHLATYgDmJiWO266FQFbKnHNZYUWC4G7vxzP2v6Z8Id8oW0CiyGZ0DAXxhWrBjlavY5PHbeYVnCCJ2OfyvjqElDK-2BZOuw5Uuu-2FgbqHqwV-2F54VVgzoE49fQ-3DuJoW_DBZixd8N-2FpyymHSQWWRCL0lF4pVnLsyFbe6Xo8eKGItLezWPSc0q-2F5X47IEm05bnpZfquKLoqqzsvyFUPzu8vxZl7wl-2BJDPwPKyFDP-2FSKQxSqpSfy595tu-2BVgIFSI2cj7Bh3Z4t1TXXg232iEcMvcW8oo0LFkc-2Fn5hEdF-2B9uKUYdQ-2BfVMfM4dKVPgmlt9o7-2Bh3UkKs1rZnphSirvuySepb-2B9Ogx3zSyvCID9EZX70iulXJsXBVvTI72uiVxW3AOcSEFeKpuDxrbbZE6-2FpE3agg9pDs2hyk-2BdAxy8h-2FWr-2Bh9B1-2F6H9UtjZYKzlkiDz1o63H5Fejmi9a0x584fWdYYSg-3D-3D
Malware Config
Signatures
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description ioc Process Key created \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\www.ispringsolutions.com\ = "44" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\ispringsolutions.com IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31021073" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 7040a1e11158d901 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "385741116" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Internet Explorer\DOMStorage\ispringsolutions.com IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31021073" IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\Total\ = "18" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\www.ispringsolutions.com\ = "18" IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000051d6db365ce0f843a8e6cfaf226c4d2b00000000020000000000106600000001000020000000dec19526f43ed78e73ec7a60ff6e49aea13ad62442447c3dc8453120463e6dc9000000000e80000000020000200000009f3472ede9d20ee71e8a428baf6f43a652dd947402c6f24995eaf9ef53e469fd20000000c9020fa26bcd1437e9749df01c9be25b2aba30b6afd9dc6d97b5460b778de0e94000000032b47cb6ba37c230ae68aa1f889ead7a16e54e0392826d7613534153ddeac8e30c3c066d9b39f574fbc3c513dd97d5af7f46579dfae3ec07ccc1104ad3673d7d iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 309db6e11158d901 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Internet Explorer\VersionManager iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3706850984" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31021073" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Internet Explorer\DOMStorage\Total IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\ispringsolutions.com\NumberOfSubdomains = "1" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\Total\ = "0" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\www.ispringsolutions.com\ = "0" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Internet Explorer\DOMStorage\www.ispringsolutions.com IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\Total\ = "44" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000051d6db365ce0f843a8e6cfaf226c4d2b0000000002000000000010660000000100002000000093af2b417211cf75bd06c6000cb0d4d95bf5c47dd52fb3fc56feb17162b58a97000000000e80000000020000200000005e0bba4b8b66cc87fd18394d2db73d78385414620e5415d31fd67af70abd2046200000007283156afa56e4cdf9e1099ad3a206327ac086bda18a97bb0984f1d0d695f3af40000000447cac0851a082335a3afc3291785deb684ed399e779d64bfbb217b3fa57e93422e06cfa4278097cf5448d2afbc75ba25e3b385aee7a47fddd79026558ea5498 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\ispringsolutions.com\Total = "0" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\ispringsolutions.com\Total = "44" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{081A778C-C405-11ED-8227-EA82FBFF20BE} = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\ispringsolutions.com\Total = "18" IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "3706696388" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\IESettingSync\SlowSettingTypesChanged = "2" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3720759112" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Internet Explorer\IESettingSync IEXPLORE.EXE -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 4472 iexplore.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4472 iexplore.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 4472 iexplore.exe 4472 iexplore.exe 1488 IEXPLORE.EXE 1488 IEXPLORE.EXE 1488 IEXPLORE.EXE 1488 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4472 wrote to memory of 1488 4472 iexplore.exe 87 PID 4472 wrote to memory of 1488 4472 iexplore.exe 87 PID 4472 wrote to memory of 1488 4472 iexplore.exe 87
Processes
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C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe" http://newsletter2.ispringsolutions.com/ls/click?upn=N6lyplR64n7FlauApOy3eoeSLdSDrC3mHfQctmT5WZUQNJsy76hjsF46xFuAgpkF12Lwk97vU8GPVpU9EUWmDGgLVMNoaDCJT2j3SxpCT3-2FR8R-2BHYh16xyijqn4Irrf-2BsHrFYkx-2Ft8-2Fg6-2FyUb9NeldmiT-2FRvf82h7-2Bnwulslwg1tRPvBvLrCV9yJ-2FZkHwbSsja-2BTJHvt0PIZ95-2BIww4TMcTuWVOR0p85r-2BATT3lggR00smcLWyV4AMHLATYgDmJiWO266FQFbKnHNZYUWC4G7vxzP2v6Z8Id8oW0CiyGZ0DAXxhWrBjlavY5PHbeYVnCCJ2OfyvjqElDK-2BZOuw5Uuu-2FgbqHqwV-2F54VVgzoE49fQ-3DuJoW_DBZixd8N-2FpyymHSQWWRCL0lF4pVnLsyFbe6Xo8eKGItLezWPSc0q-2F5X47IEm05bnpZfquKLoqqzsvyFUPzu8vxZl7wl-2BJDPwPKyFDP-2FSKQxSqpSfy595tu-2BVgIFSI2cj7Bh3Z4t1TXXg232iEcMvcW8oo0LFkc-2Fn5hEdF-2B9uKUYdQ-2BfVMfM4dKVPgmlt9o7-2Bh3UkKs1rZnphSirvuySepb-2B9Ogx3zSyvCID9EZX70iulXJsXBVvTI72uiVxW3AOcSEFeKpuDxrbbZE6-2FpE3agg9pDs2hyk-2BdAxy8h-2FWr-2Bh9B1-2F6H9UtjZYKzlkiDz1o63H5Fejmi9a0x584fWdYYSg-3D-3D1⤵
- Modifies Internet Explorer settings
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4472 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4472 CREDAT:17410 /prefetch:22⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1488
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
831B
MD5638fe6e5428023e32083ec0d3e12a18e
SHA1d6972581d3ec21d18ca18c4cc602fd5bcd6a130b
SHA25636ac2ff3b064afc8bd74c660efeba960072433fd1e4b81b2e4cfd825756bf98a
SHA51254a3cb282a0fa5d99a4f6dd74036508b388d0ce46464122fdbce84ddd0bf9c9a77ff9d67fbc5e9b9cb1cee5ce625b4f245e22b18316c9bd5276a923e8278b589
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C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\GPVLIKPI\EuclidCircularB-Regular[1].woff
Filesize49KB
MD5fc429e0737672c394ca13ffe8868649c
SHA1ecc6c282989b93806fe3364eda70ee0a3e03fa6e
SHA256473dfc5345bbf0bc87f38deca76461cc4d3eb92a6758830efc52bb156d7d6e4e
SHA512717f10a3c245f55325c1666b6395630747606e162ed0294f5317dcde162b43f804011cf7483fe7e47d9286242ea995df0c90142749e6c6fb68de15b329d1c395
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Filesize
49KB
MD5ead022623d66180ef1463b0f38b41dff
SHA1d56d18c6ab0261de748e7e89fddd706dbf637bb3
SHA256a59534aa843d8e673824bc76df06b7774082fd72c06d2ffc9d6901dd82ace9a0
SHA512041811d0637bdb82c17263c30a8e2c6f89ca21729ec3f1ea0e705d7d1b2d9c8d14b52d0d39e50a2533f45f4e73cf3c938b41483661f33d1c7de83e319bd0b911
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Filesize
595B
MD54d12ff107ce8bd2657c751a1a00670af
SHA18e4683255ac6cde45651f5949fc31f1268f28ddd
SHA256a9021fc0e37b5ec71423a761313690d9b9be22bf77b514ef7e30cac5d217fe7a
SHA51202e7080208511f65c6ee7ceaa9bbf1d5e89a1f0989ac6f9e4217b72dc21a51e8a2984bc095c8ec4ccd353e158a689efbacbaf42f9522db5a1407d59a8fad52c1
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Filesize
17KB
MD55a34cb996293fde2cb7a4ac89587393a
SHA13c96c993500690d1a77873cd62bc639b3a10653f
SHA256c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad
SHA512e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee