Analysis
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max time kernel
107s -
max time network
144s -
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, 00:59
Static task
static1
Behavioral task
behavioral1
Sample
88216efa66519ddb0a4efac5524ffbfa.html
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
88216efa66519ddb0a4efac5524ffbfa.html
Resource
win10v2004-20231215-en
General
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Target
88216efa66519ddb0a4efac5524ffbfa.html
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Size
77KB
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MD5
88216efa66519ddb0a4efac5524ffbfa
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SHA1
66aa96a3893b4bf6749ecca6a89b45c60b735429
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SHA256
54085608a9f7e858ee522d3cba4dd690cc75d1dbf43a6c5f75630a030ad9f4e4
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SHA512
143cf2e95b8e17efbf1352af2fb445ff4adfe610b3cd94364c3fcde4a1ac7f6925cb77ee0313a775e0c4d4ab2e9921487b301140839a050882b22fcf883f7134
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SSDEEP
1536:0TupBkl2CijH32bnyodXhIUPs9oHOAQoGIQtg6p:FpBk8TjHmbnyodXhIU0EQtg6p
Malware Config
Signatures
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description ioc Process Key created \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "775256230" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\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 Key created \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "778849909" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{59CBC174-C166-11EE-BD28-4ECC77D3B663} = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\Software\Microsoft\Internet Explorer\GPU IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31085939" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31085939" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31085939" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "413600558" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\Software\Microsoft\Internet Explorer\VersionManager iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "775256230" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200" iexplore.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 2244 iexplore.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 2244 iexplore.exe 2244 iexplore.exe 4256 IEXPLORE.EXE 4256 IEXPLORE.EXE 4256 IEXPLORE.EXE 4256 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2244 wrote to memory of 4256 2244 iexplore.exe 85 PID 2244 wrote to memory of 4256 2244 iexplore.exe 85 PID 2244 wrote to memory of 4256 2244 iexplore.exe 85
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\88216efa66519ddb0a4efac5524ffbfa.html1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2244 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2244 CREDAT:17410 /prefetch:22⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:4256
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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\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize471B
MD5164c747ec05b351867ac47fb8ac89dcb
SHA1d814dbedc7356af4d274b907692c28baea48dba0
SHA256e675e63c991701c36625eb6ef0d2e009c743f7a6843192f74bd10ac641503181
SHA512895663660c26f74561154925fd7ef4c2ee7e8fe0ad25985f7ed51ceadb476d576450c8c57aa8e8ea350be398b491f0bb5fe54744d7d1e625e4ab97a93b375643
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize404B
MD54c8e445a13b6b60fb09c3fa63b8b076c
SHA1ce99f933535512f83cd68ab93740434321e48c24
SHA256f921109bcd01442d73ffa095cd1245b607a4a10e00ad36a8881201a41aba1b33
SHA5120b7aa2a9babcbe407909359c43a18a608ed56bb3881cac8079f675430020de5eb0a7090530e0024d7d4c66d326b83a034b2cf63733dcaf7dc424b99693d7f794
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C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\1RIAF1U2\478691279-postmessagerelay[1].js
Filesize12KB
MD592169c8a0fbf6e404267d0705cdbdf42
SHA1a5cd88b74ca5ced239cdbfb458fe25540d671f46
SHA256dba668b49a111527aac8f616b9053ea57c944e01a84ebdcd02a13da921223384
SHA5128c5d35ea512fa7be367cd9a9ded2f23822dcce730e5502a355ed0d48949ef763eab13be0d50a66de6b0f8419d6a002c12c4ddbf20d97f5393ba922e48a4f02e2
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Filesize
17KB
MD5f019fdda31635d2a31b151ad8ad56c7a
SHA16adcbec55f66ffaef83d9a134423aa98eb2a2189
SHA256c7fc0b1526533002c956ebf8e8c42c3ad3f96c41ace73fb4063cc89051944831
SHA512fc278c12316e098976833882a38c788d812f9d36bd1b9b2b8c87dab4dc906af26a860df95436ea1b7d509236d44d0533d475a153437f8f5d42653fc28a77ad64
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Filesize
17KB
MD55a34cb996293fde2cb7a4ac89587393a
SHA13c96c993500690d1a77873cd62bc639b3a10653f
SHA256c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad
SHA512e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee
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Filesize
64KB
MD5ee01651d160cfc55249d6011a3c45916
SHA179d6121df6575974ad21dafce33ec98e3f2f0a7f
SHA256639d75299973c7d3794eb7eb129e3b5a6139f9f521e1f14383abd0fd501219c9
SHA5128a39dfc1ff2c58ac106225976aafdaf7befc0a28903a0c65e2c272e1967c3336af2b477ec12604400bb8e16aecee6567c9cb9d157e3d54649e28b9b2f920432f