Analysis
-
max time kernel
36s -
max time network
42s -
platform
windows10-2004_x64 -
resource
win10v2004-20231023-en -
resource tags
arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system -
submitted
27/11/2023, 12:44
Static task
static1
Behavioral task
behavioral1
Sample
sample.html
Resource
win7-20231020-en
Behavioral task
behavioral2
Sample
sample.html
Resource
win10v2004-20231023-en
General
-
Target
sample.html
-
Size
1KB
-
MD5
a25dac512e11710f1363b4b85530cf11
-
SHA1
64cca8177f7ec393499461859bbe90291ce9749f
-
SHA256
1fd819b5b70c1436dee93c65fca01147cd5ced653393f2e9d62e2c07309024b2
-
SHA512
9856f7ab3d25205a25b895ba82384156fe1ea01cc53468bea200fa30c74ccb881d55d7990f2fc2a292afc7fcec6f1e554bd57a6d923b48876e03e0c2b5013009
Malware Config
Signatures
-
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2231940048-779848787-2990559741-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2231940048-779848787-2990559741-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2231940048-779848787-2990559741-1000\SOFTWARE\Microsoft\Internet Explorer\IESettingSync\SlowSettingTypesChanged = "2" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2231940048-779848787-2990559741-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31072559" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-2231940048-779848787-2990559741-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 008237a12f21da01 iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-2231940048-779848787-2990559741-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000a786c536d7cd7e4ab8c0af0cd6cbb43000000000020000000000106600000001000020000000a41d47619e37709aafbe80767b2c039831321970b3b428cd0233a37f613d5eff000000000e8000000002000020000000dd6a19ce287a6d4a3137e0f0faee8fa3f78a9e6693e819cb7f43301f422d849c20000000ab9a54e86f013b54b4068b3f5b093a1930bda7b8529186b1ec4d245d9a9f44184000000010bf520136ceb37b2131d3e0af54d3efbacba91d0096045a5e359f759f0f71e3a919971513d019aaa85f5fdbeda5bc29a61354c72845d4d5ee092539a079faf3 iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2231940048-779848787-2990559741-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2231940048-779848787-2990559741-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{CB7EA585-8D22-11EE-AEA7-E6DDB52DA3E4} = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2231940048-779848787-2990559741-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2231940048-779848787-2990559741-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2231940048-779848787-2990559741-1000\Software\Microsoft\Internet Explorer\VersionManager iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2231940048-779848787-2990559741-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2231940048-779848787-2990559741-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2695863125" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2231940048-779848787-2990559741-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "2682112894" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2231940048-779848787-2990559741-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31072559" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2231940048-779848787-2990559741-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2231940048-779848787-2990559741-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2231940048-779848787-2990559741-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2231940048-779848787-2990559741-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2231940048-779848787-2990559741-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2231940048-779848787-2990559741-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-2231940048-779848787-2990559741-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2231940048-779848787-2990559741-1000\Software\Microsoft\Internet Explorer\GPU IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2231940048-779848787-2990559741-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2682112894" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-2231940048-779848787-2990559741-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000a786c536d7cd7e4ab8c0af0cd6cbb43000000000020000000000106600000001000020000000a4e589ea8aaa27a67e7b88d8a88addd7e9dd1ad73d05199bf2bd9f37ecd83cc8000000000e800000000200002000000021876a34686f2a8b7c67a8f332a5ed633b29e7f426bf204b9c785d11b2c8b4f3200000004671edc0013a78bfc503883a53e8c0d722e08cdabf64da590253010d23dc7c9a40000000fcc06c8935c1b122556da7d831c34a0e8473def13ebdb2bddbb721f46998ae987f33b8c279607d3eb04361c03aa5af032f209f1a228d3618ad1229fe8465566c iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2231940048-779848787-2990559741-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2231940048-779848787-2990559741-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2231940048-779848787-2990559741-1000\Software\Microsoft\Internet Explorer\IESettingSync IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2231940048-779848787-2990559741-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31072559" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2231940048-779848787-2990559741-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2231940048-779848787-2990559741-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-2231940048-779848787-2990559741-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = c04f4fa12f21da01 iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2231940048-779848787-2990559741-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2231940048-779848787-2990559741-1000\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 -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4916 iexplore.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 4916 iexplore.exe 4916 iexplore.exe 4444 IEXPLORE.EXE 4444 IEXPLORE.EXE 4444 IEXPLORE.EXE 4444 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4916 wrote to memory of 4444 4916 iexplore.exe 83 PID 4916 wrote to memory of 4444 4916 iexplore.exe 83 PID 4916 wrote to memory of 4444 4916 iexplore.exe 83
Processes
-
C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\sample.html1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4916 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4916 CREDAT:17410 /prefetch:22⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:4444
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize471B
MD5c3b50c27bb1845858a6904bce1d8120c
SHA19c1544c8140955b833778fc4eee10499e66150f2
SHA2565908877a6d2ae3d729a8433f3cdbfd43bab9274040aefa422e6e2aec91f4b1a3
SHA5128375ac2bc8593f3d874ac105e7dedccd6c34829cbead85ea38b46bb2790963f9e1e6ae189fd5720c274bc6398e1d924f9f5e042a17244ee399c8bf454177dff0
-
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize404B
MD5bb81e6d55e60a8444f8d6a807a3f983b
SHA14b982426c12cbf865de60c6310bde4baa560ddb3
SHA256a4cd33107a262dd4825dcb40a7ac193c314ec3cd32136c70260210de92848c22
SHA5128be37fef2d4745be596393ca29633a9631856ba15f18fa8239c10790c12514df9102b2c70c7e30a85b9dd256438ebdc2def72d85dd3e1579fe742b970273541b