Analysis
-
max time kernel
142s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
02/02/2024, 20:32
Static task
static1
Behavioral task
behavioral1
Sample
8a7721974ae0be52e2e044a2fa46607f.html
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
8a7721974ae0be52e2e044a2fa46607f.html
Resource
win10v2004-20231215-en
General
-
Target
8a7721974ae0be52e2e044a2fa46607f.html
-
Size
83KB
-
MD5
8a7721974ae0be52e2e044a2fa46607f
-
SHA1
270ffe95140435a5b39a7053a8c91db44d9c2f91
-
SHA256
8aca5edeeb7cef395ad093769a20b5923e0afa47c22105ad2e3af5e16d570a10
-
SHA512
596843ff1f090a03cb3bfcb789401f13ddd51dfa687970c5a78d15c304475803c2b8dae6ed6e14797403761b6eb80f571cc3d068030d78c449c5fbd9fc70b1ad
-
SSDEEP
1536:rrz+9EScAQS0NcNtxNSNeNBNYNoNJNbNxaxQ:rrq9EScQ0NcNtxNSNeNBNYNoNJNbNxF
Malware Config
Signatures
-
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-1815711207-1844170477-3539718864-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{3B68DCF0-C20A-11EE-9A4E-5A2E32B6DBC3} = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1815711207-1844170477-3539718864-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31086103" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-1815711207-1844170477-3539718864-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000c47f1af20644814589e7a32def35942f000000000200000000001066000000010000200000005a20605ed7a2eb787674bb2160c0d674d3cb3b5f7fe8a85e9b5334ca57486d57000000000e800000000200002000000076efde686ed51e253cdf0c62301355e48ff8e061485b10b5cfd3409d0973d69e20000000d1120d502532c6631c8e9635cf046116c6c37eb63cb9da3a7451cb7ede84e77440000000c8fbb3608a1e2fed31605c57feabb3c6ffb1aecc20f3e347f6c404ed232a604fc9ce00898f7c69c1740b3f0a020664db9ae96ba21a11ff30c7f2b39b9046bdd4 iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-1815711207-1844170477-3539718864-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1815711207-1844170477-3539718864-1000\SOFTWARE\Microsoft\Internet Explorer\IESettingSync\SlowSettingTypesChanged = "2" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-1815711207-1844170477-3539718864-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "267273977" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1815711207-1844170477-3539718864-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1815711207-1844170477-3539718864-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31086103" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-1815711207-1844170477-3539718864-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1815711207-1844170477-3539718864-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1815711207-1844170477-3539718864-1000\Software\Microsoft\Internet Explorer\GPU IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-1815711207-1844170477-3539718864-1000\SOFTWARE\Microsoft\Internet Explorer\GPU\AdapterInfo = "vendorId=\"0x10de\",deviceID=\"0x8c\",subSysID=\"0x0\",revision=\"0x0\",version=\"10.0.19041.546\"hypervisor=\"No Hypervisor (No SLAT)\"" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-1815711207-1844170477-3539718864-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31086103" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1815711207-1844170477-3539718864-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1815711207-1844170477-3539718864-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1815711207-1844170477-3539718864-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-1815711207-1844170477-3539718864-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1815711207-1844170477-3539718864-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1815711207-1844170477-3539718864-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1815711207-1844170477-3539718864-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-1815711207-1844170477-3539718864-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-1815711207-1844170477-3539718864-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-1815711207-1844170477-3539718864-1000\Software\Microsoft\Internet Explorer\IESettingSync IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-1815711207-1844170477-3539718864-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "267273977" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-1815711207-1844170477-3539718864-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = f03a24211756da01 iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-1815711207-1844170477-3539718864-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000c47f1af20644814589e7a32def35942f00000000020000000000106600000001000020000000e1334b518c07c0c912ed560abf7c160a2e4f8de92813656004c928326e30d8ba000000000e8000000002000020000000fb1835a3e3541b43f07dadd8ed5012a65e1f83c04dcbcfa31a988527c67f163120000000e50e7a23b2becbf90089c842dbc59852db5ee3c4203244f929c22077298d867b4000000055b8b2f106c500d75f36c1f2b26540b245031f7e95bbfb6f242e07921ea049d9bd5207eb5958ea57d697f01cba1fb6e26c67393b8aa3cd8ea3a2920c915f4497 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1815711207-1844170477-3539718864-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1815711207-1844170477-3539718864-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-1815711207-1844170477-3539718864-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1815711207-1844170477-3539718864-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-1815711207-1844170477-3539718864-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "274775880" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-1815711207-1844170477-3539718864-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1815711207-1844170477-3539718864-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-1815711207-1844170477-3539718864-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1815711207-1844170477-3539718864-1000\Software\Microsoft\Internet Explorer\VersionManager iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1815711207-1844170477-3539718864-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1815711207-1844170477-3539718864-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1815711207-1844170477-3539718864-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "413670945" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1815711207-1844170477-3539718864-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-1815711207-1844170477-3539718864-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = c06b32211756da01 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1815711207-1844170477-3539718864-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames iexplore.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4928 iexplore.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 4928 iexplore.exe 4928 iexplore.exe 4856 IEXPLORE.EXE 4856 IEXPLORE.EXE 4856 IEXPLORE.EXE 4856 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4928 wrote to memory of 4856 4928 iexplore.exe 84 PID 4928 wrote to memory of 4856 4928 iexplore.exe 84 PID 4928 wrote to memory of 4856 4928 iexplore.exe 84
Processes
-
C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\8a7721974ae0be52e2e044a2fa46607f.html1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4928 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4928 CREDAT:17410 /prefetch:22⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:4856
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize471B
MD5cb99b6d5040641081530ef8f6049f1aa
SHA13fa9e3148cbee0e561da3787919043483ee5e5c0
SHA2563e1607026f332ae19539f0621c8b18c820245d196febf8bf258253667ebc94d8
SHA51213cdc5995fa4741d474c00491ea55b26101a88ee3495327950249e8bef1e16de29f46d0c1ffef3682eac0e041f0b06545d51ef8152a33606f0e13fe35e6a1d83
-
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\CAF4703619713E3F18D8A9D5D88D6288_A7725538C46DE2D0088EE44974E2CEBA
Filesize724B
MD5ac89a852c2aaa3d389b2d2dd312ad367
SHA18f421dd6493c61dbda6b839e2debb7b50a20c930
SHA2560b720e19270c672f9b6e0ec40b468ac49376807de08a814573fe038779534f45
SHA512c6a88f33688cc0c287f04005e07d5b5e4a8721d204aa429f93ade2a56aeb86e05d89a8f7a44c1e93359a185a4c5f418240c6cdbc5a21314226681c744cf37f36
-
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize404B
MD558805d6226681972450c929da08c0b0f
SHA13757e7864f6e08e47d566f848220dc31c128ce92
SHA256d048ffbf5f447bbc23cbd6feaeff2f96ba26fe5cac310f371f48c95bc8c5c7b7
SHA5120e811bc28581131ede144072f6dcef5df2fab2e4d97239e4cedb2a9423469de371a1028637aa762532d6dea3bd4e3e9214634d32798396be1a104dbb7bb499df
-
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\CAF4703619713E3F18D8A9D5D88D6288_A7725538C46DE2D0088EE44974E2CEBA
Filesize392B
MD5f4691ea4e747aa6e6d42593f48c10c53
SHA15e451b3b7e7b09dbe1f40d7e97f561e7a49b9efa
SHA256167131263fe9d8f39180fa9c2acf38eb3d22b74960b4cc87ad86778c3e11c45c
SHA5122e1db6b5f91b62d88268c9593721d4b190f4de13bb8d0fad09d59fbee3dd7e6f7d4d5d2e644943feb45d35cb22f6ce2ec5883a68c18603bbddbb342175edfb8a
-
Filesize
17KB
MD55a34cb996293fde2cb7a4ac89587393a
SHA13c96c993500690d1a77873cd62bc639b3a10653f
SHA256c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad
SHA512e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee