4a7ec8d9340a0eec0cbe0814544d11513576ea2d9920b980c7e9c3e4bd53dcd7

Analysis

max time kernel
140s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
29/01/2024, 11:00

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General

Target

7fac7aca49e90d4917c970e5efed0286.html
Size

1KB
MD5

7fac7aca49e90d4917c970e5efed0286
SHA1

7ee31559c3503e807a8436bc1cb489348c9e304f
SHA256

4a7ec8d9340a0eec0cbe0814544d11513576ea2d9920b980c7e9c3e4bd53dcd7
SHA512

84830a85fda919980e3156c1508885a9535dce17f554ab5fc4d0b78227d01f2a207b390544df53fe15646d36f07eec8457fdf66d87ff0875952198b107fe9046

Score

1^/10

Malware Config

Signatures

Modifies Internet Explorer settings 1 TTPs 39 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1846647184"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1848678529"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31085218"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = e00bd25ca252da01	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "1846647184"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{99A656B2-BE95-11EE-A0B6-667A6D636A0F} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\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-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\IESettingSync\SlowSettingTypesChanged = "2"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "413290997"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31085218"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000015a2f750fe9ee1479ecf0c8cfb11934c000000000200000000001066000000010000200000001ebb1d24d10847f142eb11749574f7c111eaa73a78cb10c20fbbdad3cc8bdda2000000000e8000000002000020000000a9fb8a4a121a8f3cf21908496d857da8110869fe96fc4c6427aefa04ec1f463a20000000ff82ee1db3387607b2a4a8bf9ea535b0c7d72814cc883ea76e81d862de01848e40000000c06c49d5fc47e3155a3c37d025aba481e9a469352be236460114186cfa7f05e6a1c9489c2c606e8e0a269e4014b4385bbc3082805bf0a232e12b118fda229e9a	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\Software\Microsoft\Internet Explorer\IESettingSync	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31085218"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1340	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1340	iexplore.exe
1340	iexplore.exe
3940	IEXPLORE.EXE
3940	IEXPLORE.EXE
3940	IEXPLORE.EXE
3940	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1340 wrote to memory of 3940	1340	iexplore.exe	21
PID 1340 wrote to memory of 3940	1340	iexplore.exe	21
PID 1340 wrote to memory of 3940	1340	iexplore.exe	21

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\7fac7aca49e90d4917c970e5efed0286.html
1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1340
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1340 CREDAT:17410 /prefetch:2
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  PID:3940

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\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

Filesize
471B

MD5
f707892eea2389f9570075e7e0b2ba49

SHA1
20c62e10bbf4210c8d4c7966785344f29c4a8024

SHA256
49f24b1fd45db9778b10ec10d9c85ef0746828225855255f3617ed06c485c1ba

SHA512
c7b662eab0356715eecedae5ecacc260731f131f2e2c388ed9c91c6c1a7ce23aa02965ffb2f3ccf041fb249c3f6d713a19d7292b6afa4f5091d3fd5a4c2e054e

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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

Filesize
404B

MD5
10c001234bcbd79855a4bf55db011ff3

SHA1
c8ec1960738799ab913d2e9859a3c8111519302b

SHA256
dd58d0faa79f67fe56523f671806e8fcb1a438201e438821929c3426d5b6ec03

SHA512
062e12a27b7061934cd5f494865b17ea7dc1b7efe910f292a8f155577ac8dcdcd60876f2586295384ac51de8578503d09027d1fba6f8205e821610cd878b118f

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

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit