b63f78840e47fda6b7385f21bfa02d8b98b3a63edb45cac8b74aedad2cb6b54f

Analysis

max time kernel
140s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
24-12-2023 18:08

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General

Target

0aa387bdbe019771dd5f556efd747825.html
Size

430B
MD5

0aa387bdbe019771dd5f556efd747825
SHA1

2cd1702c7371fb307a4d40936f115ccd5b847247
SHA256

b63f78840e47fda6b7385f21bfa02d8b98b3a63edb45cac8b74aedad2cb6b54f
SHA512

3505ab9d218aabc3550477eadd65bcb8f41e41f7692f9b26a1a15d602df92b8e2416ccf10a20145b29a61a57b239f6a8a17dafde3afd179273a761988a24a491

Score

1^/10

Malware Config

Signatures

Modifies Internet Explorer settings 1 TTPs 43 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{B387ED31-A2EC-11EE-9ECD-7E4216712C33} = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000cfa71eb1212ca24fab6a788c17de62210000000002000000000010660000000100002000000041c47acef39f9891f523e84b73f272a654bf42665cc3334e7a054d6f459bf395000000000e8000000002000020000000afd8733cba610db948ff8b9c11e8a7d8b6630941fa5d7419ec2e7fec35359ec3200000001a4d7032b01749a4f4fd721456e8ab0ea2a08765e08e16281179d90e1d3671be4000000027d1245e7a185435854d262d40d6e851ba48f910b97ecf4ae6cd03bd5712bb4582453f115ec0538f4beb05629682cde637afd63e8125e99701c4532c0b6c5199	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 70e47e7ff936da01	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\Software\Microsoft\Internet Explorer\IESettingSync	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31078137"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000cfa71eb1212ca24fab6a788c17de62210000000002000000000010660000000100002000000064da8f26512ed005b2c0534b6d7f3f70f1a518b7ded76cf59a7827be5bfb7372000000000e8000000002000020000000765527c5574cc175c1c0b580f89021446f32874836b506649d7e9d6d3ba7f02c20000000592b24ea4de2eef69d29deb058486d7da33b727f565396e49c12fc9c58071d2a400000005e735fabb554f418b98359a592ccc52b6ca1f1636e18484aee3ef531d39fe745d0dec2d8c58ec9c911c893c92a7d8f5f3d1365d6b7e2f32fe4a72513e36f9782	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\IESettingSync\SlowSettingTypesChanged = "2"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000cfa71eb1212ca24fab6a788c17de622100000000020000000000106600000001000020000000904328f977f50b8f82d561776589d89897700a37a84a9150a74e0c854e83c097000000000e80000000020000200000000ced2f671be578392c09dcee68ced085980f57a781683a308507fe9d7074d567200000000de4c5c65691b080b2c712eec8fe32fef18c2dacfe431af3c1df452f7b8f2fd140000000fa06388128593d575feac56f1a5250a3ec042ceccb7ed8810932c89addbde1528fae4c63a4e3493a7f604012a552ccddc3313671dbdfe6808ed3cbd6a493466f	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "2280457512"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "410249777"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\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-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2354832801"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31078137"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 108f7480f936da01	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 80b51585f936da01	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2280457512"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31078137"	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
232	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
232	iexplore.exe
232	iexplore.exe
4912	IEXPLORE.EXE
4912	IEXPLORE.EXE
4912	IEXPLORE.EXE
4912	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 232 wrote to memory of 4912	232	iexplore.exe	89
PID 232 wrote to memory of 4912	232	iexplore.exe	89
PID 232 wrote to memory of 4912	232	iexplore.exe	89

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\0aa387bdbe019771dd5f556efd747825.html
1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:232
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:232 CREDAT:17410 /prefetch:2
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  PID:4912

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\imagestore\buhspo8\imagestore.dat

Filesize
1KB

MD5
495427289559dbbb60318f9cdd3db916

SHA1
142c169f445bc41eac29d80f7aab115c974eecbe

SHA256
2c9cc30bb9c252a54019b32a37af747ba918a8e2c44dec199d5940c514ae7b56

SHA512
79ccb0b9f9e27b211b47764c4bda63537320d98b1c1dd1c015be01bcdbee650d2f719061cd51dcecdd0e1ca0f26bc24501c0300e6cb1eaaf086c06ed6f9854e7

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C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\imagestore\buhspo8\imagestore.dat

Filesize
5KB

MD5
8f33775444b8527ea653857d53a22f80

SHA1
49709dfb7b3293b3a30eb975a07467b2f27a9ed8

SHA256
3efbd424173a85bfa883f0d0e31ed4d80748a46dca04b56a6d1436c036ee937b

SHA512
c417afadcc0bec3f02810f18bd6b3f16295a2a0b893f64d56b4c30633bb09a63cab7fb3fac51b856b3e787332ea5cc34e20cc65d04aeb40bfa0680f408c9d97f

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\BMK4G1YN\favicon[1].ico

Filesize
1KB

MD5
91abe01116ab422c598e9c8af72cf4da

SHA1
0f2815fe8e067d48537ad168225ab4674271fa27

SHA256
b1d7aef06456fe7431124129a28f0138bb5fccfa4f4161e3087de23c005e5edc

SHA512
a4d5b20c3014153b6b382c43404917bd2cb5bd2a59bb1e981f5a19eb7dbdec185ace288e9700428d24e5ac623e45d04905e706f0c45a1642b1aa6c091213c23c

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\ISEWAASI\suggestions[1].en-US

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

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C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\QTPKWBD2\favicon[1].png

Filesize
3KB

MD5
a75c230f34b9296e6fdd8b0b855df5d8

SHA1
e0b9e32053d44532fb4e8bb55b54c3211965517b

SHA256
8adba20b1dd9747ec8ac6ed5a26a8dfbfc7ab82213d8051b76ac771c76b87920

SHA512
950b94afc397ac760f38f4c68691bda6b541832e1d23f496e36568def2b9f9dcb6984c6a42ff6b5abef0e19b76c37e40baab22e9dcc9360091b609333029b24c

Download Submit