Analysis
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max time kernel
138s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
28-05-2023 01:22
Static task
static1
Behavioral task
behavioral1
Sample
l.html
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
l.html
Resource
win10v2004-20230220-en
General
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Target
l.html
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Size
1KB
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MD5
d1de8ea68ae3677b2209b5627dc8743a
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SHA1
b271b54654ab3ea655e145854ef392da15a7e583
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SHA256
95982d09c162f5479e78a532d304864680d46cfd2835c4b44add20e8abbd2b8a
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SHA512
25d79f3d91d27370678292caf96148d6b55f8791430be6bddcbcbb758f0cb8371b609d70805807ad4669f7f91762fa6672b7397a86830122044678a1de5df9de
Malware Config
Signatures
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description ioc Process Key created \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000015ac8d94b53bdf4a9d974014911438ea000000000200000000001066000000010000200000000cd231c1f9bcb8a4e54fbeef9277d12b26049bbd1feeff1ccb23619d2b283d86000000000e8000000002000020000000cd255af81cae1646c48e85d8b8cedf3199c138ca02e6c291c0b7c202bd53f55320000000459cd24694c02cfdbde80a4379143058d905e3ea39aa5a14784bfdc555794d8d400000004673bb0e6addfb1a5b2c1c7e6aa936f5ec5bb2d83884411712aa816384a0c946f0e84d7433a40bfbc2c1a09d72657d591b69b5f3792d09757d0524adcf2efac0 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Key created \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Internet Explorer\IESettingSync IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "88668128" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = f0245c150391d901 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31035651" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Key created \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 30043d150391d901 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "88512013" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Internet Explorer\VersionManager iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31035651" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "117418373" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{30CC5A0A-FCF6-11ED-8FFF-DA4DA442263B} = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\IESettingSync\SlowSettingTypesChanged = "2" IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000015ac8d94b53bdf4a9d974014911438ea0000000002000000000010660000000100002000000032fe31692ff1effcbaf1fc981557ed115f88a2c6023a30ef723d01c9fa5418b1000000000e8000000002000020000000827ae93f5e12e51efff2d97338e82b8f9f8343e1b45b09599b77b07f474d91b520000000db9ffda44a0d5aa16b0aedfc3cb87f6051890bb21c3d1ca74e70676777947fa44000000021f2782e26375079a190d45c90a505cbb88c6b47163a7177c3f4ce57447aa71a2924b6da2d707ce93133bb89c4e2eb57c1fbee8793ef273211c7071716a61062 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "392001960" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31035651" IEXPLORE.EXE -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 3804 iexplore.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 3804 iexplore.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 3804 iexplore.exe 3804 iexplore.exe 4016 IEXPLORE.EXE 4016 IEXPLORE.EXE 4016 IEXPLORE.EXE 4016 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3804 wrote to memory of 4016 3804 iexplore.exe 84 PID 3804 wrote to memory of 4016 3804 iexplore.exe 84 PID 3804 wrote to memory of 4016 3804 iexplore.exe 84
Processes
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C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\l.html1⤵
- Modifies Internet Explorer settings
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3804 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3804 CREDAT:17410 /prefetch:22⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:4016
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize471B
MD5d22be18b7c2905da9dfb7125780ebd9a
SHA16e400874e9e107467b509cea0acff06c72b21344
SHA2560addc0a88f33e6b4419b37cba0ee19fd8bab20ff1007eb26bca6b17f59dfd20c
SHA512f9f07efdc888bf4489819e93e854b5b3e059a62180ac25c102a9e687a2e6a0c83fc2f480107e35a0a5e52846ee5e809a4d1d8af8c76155134cca2c6a5bda5405
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize434B
MD57975274ec5b38fdf0f6e192e38160b1b
SHA1a3020e427eb8d0167571d506172cb7ecd17c5677
SHA2560a90076260715d74048dcfab110e69595498fe28f293126ccc7f7af1868f280f
SHA512c7316a52efa0bdc532e3b629ca6b5f0390940032d690c36920027cd5520b49c5ceed8611c09beb0311198bb836fd293e994d42a4cdf1018c012646982cad797f
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Filesize
17KB
MD55a34cb996293fde2cb7a4ac89587393a
SHA13c96c993500690d1a77873cd62bc639b3a10653f
SHA256c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad
SHA512e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee