hxxps://settings-win[.]data[.]microsoft[.]com/settings/v3[.]0/wsd/muse?ProcessorClockSpeed=3000&FlightIds=FX%3A117B9872%2CFX%3A119E26AD%2CFX%3A11D898D7%2CFX%3A11DB147C%2CFX%3A11DE505A%2CFX%3A11E11E97%2CFX%3A11E3E2BA%2CFX%3A11E50151%2CFX%3A11E9EE98%2CFX%3A11F1992A%2CFX%3A11F4161E%2CFX%3A11F41B68%2CFX%3A11FB0F2F%2CFX%3A1201B330%2CFX%3A1202B7FC%2CFX%3A120BB68E%2CFX%3A121A20E1%2CFX%3A121BF15F%2CFX%3A121E5EC8%2CFX%3A122D8E86%2CFX%3A123031A3%2CFX%3A1231B88B%2CFX%3A123371B1%2CFX%3A1233C945%2CFX%3A123D7C31%2CFX%3A1240013C%2CFX%3A1246E4A3%2CFX%3A1248306D%2CFX%3A124B38D0%2CFX%3A1250080B%2CFX%3A125A7FDA%2CFX%3A1264FA75%2CFX%3A126DBC22%2CFX%3A127159BE%2CFX%3A12769734%2CFX%3A127C935B%2CFX%3A127DC03A%2CFX%3A127FC878%2CFX%3A1283FFE8%2CFX%3A12840617%2CFX%3A128979F9%2CFX%3A129135BB&BranchReadinessLevel=CB&OEMManufacturerName=DADY&IsCloudDomainJoined=0&ProcessorIdentifier=Intel64%20Family%206%20Model%2061%20Stepping%202&sku=48&ActivationChannel=Volume%3AGVLK&AttrDataVer=204&IsMDMEnrolled=0&ProcessorCores=2&ProcessorModel=Intel%20Core%20Processor%20%28Broadwell%29&TotalPhysicalRAM=4096&PrimaryDiskType=4294967295&FlightingBranchName=&ChassisTypeId=1&OEMModelNumber=Standard%20PC%20%28Q35%20%2B%20ICH9%2C%202009%29&SystemVolumeTotalCapacity=261842&sampleId=21765212&deviceClass=Windows[.]Desktop&App=muse&DisableDualScan=0&AppVer=10[.]0&locale=en-US&IsAlwaysOnAlwaysConnectedCapable=0&ms=0&DefaultUserRegion=244&osVer=10[.]0[.]19041[.]1288[.]amd64fre[.]vb_release[.]191206-1406&os=windows&deviceId=s%3AB5D67584-1FEF-4C28-8532-FCD3CF2C23D0&ring=Retail

Analysis

max time kernel
283s
max time network
322s
platform
windows10-2004_x64
resource
win10v2004-20230221-en
resource tags

arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system
submitted
13/06/2023, 13:10

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General

Target

https://settings-win.data.microsoft.com/settings/v3.0/wsd/muse?ProcessorClockSpeed=3000&FlightIds=FX%3A117B9872%2CFX%3A119E26AD%2CFX%3A11D898D7%2CFX%3A11DB147C%2CFX%3A11DE505A%2CFX%3A11E11E97%2CFX%3A11E3E2BA%2CFX%3A11E50151%2CFX%3A11E9EE98%2CFX%3A11F1992A%2CFX%3A11F4161E%2CFX%3A11F41B68%2CFX%3A11FB0F2F%2CFX%3A1201B330%2CFX%3A1202B7FC%2CFX%3A120BB68E%2CFX%3A121A20E1%2CFX%3A121BF15F%2CFX%3A121E5EC8%2CFX%3A122D8E86%2CFX%3A123031A3%2CFX%3A1231B88B%2CFX%3A123371B1%2CFX%3A1233C945%2CFX%3A123D7C31%2CFX%3A1240013C%2CFX%3A1246E4A3%2CFX%3A1248306D%2CFX%3A124B38D0%2CFX%3A1250080B%2CFX%3A125A7FDA%2CFX%3A1264FA75%2CFX%3A126DBC22%2CFX%3A127159BE%2CFX%3A12769734%2CFX%3A127C935B%2CFX%3A127DC03A%2CFX%3A127FC878%2CFX%3A1283FFE8%2CFX%3A12840617%2CFX%3A128979F9%2CFX%3A129135BB&BranchReadinessLevel=CB&OEMManufacturerName=DADY&IsCloudDomainJoined=0&ProcessorIdentifier=Intel64%20Family%206%20Model%2061%20Stepping%202&sku=48&ActivationChannel=Volume%3AGVLK&AttrDataVer=204&IsMDMEnrolled=0&ProcessorCores=2&ProcessorModel=Intel%20Core%20Processor%20%28Broadwell%29&TotalPhysicalRAM=4096&PrimaryDiskType=4294967295&FlightingBranchName=&ChassisTypeId=1&OEMModelNumber=Standard%20PC%20%28Q35%20%2B%20ICH9%2C%202009%29&SystemVolumeTotalCapacity=261842&sampleId=21765212&deviceClass=Windows.Desktop&App=muse&DisableDualScan=0&AppVer=10.0&locale=en-US&IsAlwaysOnAlwaysConnectedCapable=0&ms=0&DefaultUserRegion=244&osVer=10.0.19041.1288.amd64fre.vb_release.191206-1406&os=windows&deviceId=s%3AB5D67584-1FEF-4C28-8532-FCD3CF2C23D0&ring=Retail

Score

1^/10

Malware Config

Signatures

Modifies Internet Explorer Phishing Filter 1 TTPs 2 IoCs

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Internet Explorer\PhishingFilter	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\PhishingFilter\ClientSupported_MigrationTime = d93b5b04e245d901	iexplore.exe

Modifies Internet Explorer settings 1 TTPs 30 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31038968"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1948323865"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{9EC99521-09EB-11EE-8227-720160798C78} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\MINIE\TabBandWidth = "500"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Internet Explorer\MINIE	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31038968"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "393426783"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1940038798"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31038968"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "1939884073"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
832	iexplore.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
832	iexplore.exe
832	iexplore.exe
1272	IEXPLORE.EXE
1272	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 832 wrote to memory of 1272	832	iexplore.exe	83
PID 832 wrote to memory of 1272	832	iexplore.exe	83
PID 832 wrote to memory of 1272	832	iexplore.exe	83

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" https://settings-win.data.microsoft.com/settings/v3.0/wsd/muse?ProcessorClockSpeed=3000&FlightIds=FX%3A117B9872%2CFX%3A119E26AD%2CFX%3A11D898D7%2CFX%3A11DB147C%2CFX%3A11DE505A%2CFX%3A11E11E97%2CFX%3A11E3E2BA%2CFX%3A11E50151%2CFX%3A11E9EE98%2CFX%3A11F1992A%2CFX%3A11F4161E%2CFX%3A11F41B68%2CFX%3A11FB0F2F%2CFX%3A1201B330%2CFX%3A1202B7FC%2CFX%3A120BB68E%2CFX%3A121A20E1%2CFX%3A121BF15F%2CFX%3A121E5EC8%2CFX%3A122D8E86%2CFX%3A123031A3%2CFX%3A1231B88B%2CFX%3A123371B1%2CFX%3A1233C945%2CFX%3A123D7C31%2CFX%3A1240013C%2CFX%3A1246E4A3%2CFX%3A1248306D%2CFX%3A124B38D0%2CFX%3A1250080B%2CFX%3A125A7FDA%2CFX%3A1264FA75%2CFX%3A126DBC22%2CFX%3A127159BE%2CFX%3A12769734%2CFX%3A127C935B%2CFX%3A127DC03A%2CFX%3A127FC878%2CFX%3A1283FFE8%2CFX%3A12840617%2CFX%3A128979F9%2CFX%3A129135BB&BranchReadinessLevel=CB&OEMManufacturerName=DADY&IsCloudDomainJoined=0&ProcessorIdentifier=Intel64%20Family%206%20Model%2061%20Stepping%202&sku=48&ActivationChannel=Volume%3AGVLK&AttrDataVer=204&IsMDMEnrolled=0&ProcessorCores=2&ProcessorModel=Intel%20Core%20Processor%20%28Broadwell%29&TotalPhysicalRAM=4096&PrimaryDiskType=4294967295&FlightingBranchName=&ChassisTypeId=1&OEMModelNumber=Standard%20PC%20%28Q35%20%2B%20ICH9%2C%202009%29&SystemVolumeTotalCapacity=261842&sampleId=21765212&deviceClass=Windows.Desktop&App=muse&DisableDualScan=0&AppVer=10.0&locale=en-US&IsAlwaysOnAlwaysConnectedCapable=0&ms=0&DefaultUserRegion=244&osVer=10.0.19041.1288.amd64fre.vb_release.191206-1406&os=windows&deviceId=s%3AB5D67584-1FEF-4C28-8532-FCD3CF2C23D0&ring=Retail
1⤵
- Modifies Internet Explorer Phishing Filter
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:832
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:832 CREDAT:17410 /prefetch:2
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  PID:1272

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

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

Filesize
471B

MD5
eaf2b4a8cb83c01a0cc1467f9c0ce105

SHA1
62c90c740292afe990f91e3f4dd2c643141a8f17

SHA256
721cd25c9f544b3f19a5a1c32f2d5d776eac9f3639673a944365d84717becbb0

SHA512
7024515f30290c52f65005f32513206b634d4b0730c0faed60828d97e12c74660e264603511a61f34e7d569446bfca1b25482fdc947aeb02d328c68f01b39ebf

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

Filesize
404B

MD5
e00b5ba62812abf4e82fc437c1355038

SHA1
74228af41a0821bef5fd37b0497a10a4ed9040c5

SHA256
df223af8615d4a9ed7c57ec72bd066f48fe0f6b3aefad31d8dfa781f71817a46

SHA512
67c9d1f8df25bd8aa15530059a6f6a974ed8530e93c3622a27e837ac85b8886db35c180470376ff854382b7c2fc94b56f4d890e4fab1ef66f1b1b09accaf257f

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

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads