hxxp://delivery[.]itzmychoice[.]com/ZURNGFOSB?id=173480=IU9UVwFSUFpSGFZSDQMBU1FcBAYGCVQGB1NdVVZRVlQAUQFTVABUAwECAwYJAVpUUltOAllZWxxeUgF2QAhcCgxcEgdCCAsMTAddW0QBVAcFDQBUAA4HBAEEXQ8AV0kMFkcUXBlOAAcODURTSklMWERDXxpWUFpbUVJKVVwOGj43YSohcC43IF0NVkpOAw==&fl=CkcQFkVbS01VUgQFCgdMQlVVUQdbFkdHHVERWFc8QRYDXRcAUxNLAxIUHF5MXQ4SUVVTDRtUUFdyRA9fXQ1aEgNHDQlYTwcNDw==

General

Target

http://delivery.itzmychoice.com/ZURNGFOSB?id=173480=IU9UVwFSUFpSGFZSDQMBU1FcBAYGCVQGB1NdVVZRVlQAUQFTVABUAwECAwYJAVpUUltOAllZWxxeUgF2QAhcCgxcEgdCCAsMTAddW0QBVAcFDQBUAA4HBAEEXQ8AV0kMFkcUXBlOAAcODURTSklMWERDXxpWUFpbUVJKVVwOGj43YSohcC43IF0NVkpOAw==&fl=CkcQFkVbS01VUgQFCgdMQlVVUQdbFkdHHVERWFc8QRYDXRcAUxNLAxIUHF5MXQ4SUVVTDRtUUFdyRA9fXQ1aEgNHDQlYTwcNDw==

Score

1^/10

Malware Config

Signatures

Modifies Internet Explorer settings 1 TTPs 39 IoCs

adware spyware

Modify Registry

T1112

Processes:

iexplore.exeIEXPLORE.EXE

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{3EB87C9F-493C-11ED-A0EE-C2D2A1265889} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "332562003"	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 404cae1e49ddd801	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "30989641"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "30989641"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "322404421"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000043e2eb2e51ccf149ab640c8bdb0d790600000000020000000000106600000001000020000000558dcab6f8c8cb8e44a094aeb03fb807a13a871b3aae4db0c1c37006efa3114a000000000e80000000020000200000007cc3a966839838f9f4f64a6020bc5f439d154f203580ee8dcc38a898226baf35200000009d7006f8f422ae069c309793a507e77df3be6263de66ee08111f6b75451ad1ba40000000e8fea46721364eedd834e52190e45ff08bf530cc52749cebc33067013fed8d98af546b6cceed52fac2bece57e263fbbed48ed0925f443bb27ae0056d7c7a8cfc	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = d0f5791e49ddd801	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "372240839"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "30989641"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000043e2eb2e51ccf149ab640c8bdb0d7906000000000200000000001066000000010000200000001d22705f8ab34fee238011d483690d3074be407aecd686e60925b62d94a6322b000000000e800000000200002000000026b73948e2cefa110319d67d1aee1ed3e77101376b180814deea250095b3c91a20000000517202db5150c3d1cc31bff1dff7bf869058649a41ed868914d10a6a9772304040000000245c3a99f5c35f9c3bbf6b635b7c67c4d313abc82b5d237d3a480391bc444ae11edf84e17c1d78fffb17a367d6d1cb8fd77f43d13fcc4135367fd5df71ea2fae	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\IESettingSync	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "322404421"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\IESettingSync\SlowSettingTypesChanged = "2"	IEXPLORE.EXE

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

iexplore.exe

pid process

2300 iexplore.exe
Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

iexplore.exe

pid process

2300 iexplore.exe
Suspicious use of SetWindowsHookEx 6 IoCs

Processes:

iexplore.exeIEXPLORE.EXE

pid process

2300 iexplore.exe
2300 iexplore.exe
4860 IEXPLORE.EXE
4860 IEXPLORE.EXE
4860 IEXPLORE.EXE
4860 IEXPLORE.EXE

pid	process
2300	iexplore.exe

pid	process
2300	iexplore.exe

pid	process
2300	iexplore.exe
2300	iexplore.exe
4860	IEXPLORE.EXE
4860	IEXPLORE.EXE
4860	IEXPLORE.EXE
4860	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

iexplore.exe

description	pid	process	target process
PID 2300 wrote to memory of 4860	2300	iexplore.exe	IEXPLORE.EXE
PID 2300 wrote to memory of 4860	2300	iexplore.exe	IEXPLORE.EXE
PID 2300 wrote to memory of 4860	2300	iexplore.exe	IEXPLORE.EXE

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" http://delivery.itzmychoice.com/ZURNGFOSB?id=173480=IU9UVwFSUFpSGFZSDQMBU1FcBAYGCVQGB1NdVVZRVlQAUQFTVABUAwECAwYJAVpUUltOAllZWxxeUgF2QAhcCgxcEgdCCAsMTAddW0QBVAcFDQBUAA4HBAEEXQ8AV0kMFkcUXBlOAAcODURTSklMWERDXxpWUFpbUVJKVVwOGj43YSohcC43IF0NVkpOAw==&fl=CkcQFkVbS01VUgQFCgdMQlVVUQdbFkdHHVERWFc8QRYDXRcAUxNLAxIUHF5MXQ4SUVVTDRtUUFdyRA9fXQ1aEgNHDQlYTwcNDw==
1⤵
- Modifies Internet Explorer settings
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2300

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2300 CREDAT:17410 /prefetch:2
2⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:4860

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\69C6F6EC64E114822DF688DC12CDD86C
Filesize
631B

MD5
38f881f3a073a20f6b215b338d664f52

SHA1
9da80c3ff4c1c1dbff8699923870ba26a61a9feb

SHA256
cbe0e13b55fa32d0bd7899d6bbad0c69d24cb11da9d53c2ce30d0d68895d5558

SHA512
353b0d1debe1e2f2ab706f9102af2da10989d58e65ace6b9641c40f909dc89f368c31aa0a4629265288aafe81c82a002e1235be83b9e32d155760d523ef950eb

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\69C6F6EC64E114822DF688DC12CDD86C
Filesize
242B

MD5
723d0e57c8e150fa737c0947ad27933b

SHA1
c80a41d72d907c5d61ee7a1c0230a4f698f183a1

SHA256
2942fa2a8691bad6a93c1df9a1b20228a7586059ea9bf319b2c56dcf6bebca95

SHA512
87fabf7576d53fd559c3dabbcb3c941271eba48d7a5e918c97d2d69fff1694cfc721f14a11313ed8e50b144beee2a743cd3b50f65c15ab128f79ee245c36cec5

Download Submit

Analysis

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