hxxps://acaidabr[.]com[.]br/re/redirect[.]php?e5_Stun34=sales[.]support@freedomcomms[.]com

General

Target

https://acaidabr.com.br/re/redirect.php?e5_Stun34=sales.support@freedomcomms.com

Score

1^/10

Malware Config

Signatures

Modifies Internet Explorer settings 1 TTPs 34 IoCs

adware spyware

Modify Registry

T1112

Processes:

iexplore.exeIEXPLORE.EXE

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = d03ad537908cd801	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "363365339"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{5D7DC311-F883-11EC-AFC1-4E0428891AFE} = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000850f07ecb424934d8f5a48a59e73cec00000000002000000000010660000000100002000000073cdf652e107677d0e01af170b84f8dfe84aa2e5646f4ebe031dae774ddb098f000000000e8000000002000020000000dc9a8b7e0a2f6ac816c340a96e36f900bff88f324c91dfe0d4c8ef8565dbd14720000000119e253d07c3cd268564cbdff97d6d25d914a051745ad29f447fedff0e905a9c400000007bc9f5847a3a5fcc8417b92d6db17c6e486334079f0e742b26646ef2c50d8210ee0c3b5cc02888a784720be3ec73895a735c997d89b41bb922b1b094a8237aee	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

iexplore.exe

pid process

1756 iexplore.exe
Suspicious use of SetWindowsHookEx 6 IoCs

Processes:

iexplore.exeIEXPLORE.EXE

pid process

1756 iexplore.exe
1756 iexplore.exe
1996 IEXPLORE.EXE
1996 IEXPLORE.EXE
1996 IEXPLORE.EXE
1996 IEXPLORE.EXE

pid	process
1756	iexplore.exe

pid	process
1756	iexplore.exe
1756	iexplore.exe
1996	IEXPLORE.EXE
1996	IEXPLORE.EXE
1996	IEXPLORE.EXE
1996	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

iexplore.exe

description	pid	process	target process
PID 1756 wrote to memory of 1996	1756	iexplore.exe	IEXPLORE.EXE
PID 1756 wrote to memory of 1996	1756	iexplore.exe	IEXPLORE.EXE
PID 1756 wrote to memory of 1996	1756	iexplore.exe	IEXPLORE.EXE
PID 1756 wrote to memory of 1996	1756	iexplore.exe	IEXPLORE.EXE

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" https://acaidabr.com.br/re/redirect.php?e5_Stun34=sales.support@freedomcomms.com
1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1756

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1756 CREDAT:275457 /prefetch:2
2⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1996

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\Roaming\Microsoft\Windows\Cookies\YIT0R0CR.txt
Filesize
600B

MD5
7457db6d2391ba333242ff01c15b1b72

SHA1
7fecdf035869c18170678478cb824efd115ee04e

SHA256
8815c814dd41180ddace21520b6f6e6e98a161b511d4b3dfb9170befaf4ccc6f

SHA512
3bf8c985ba05ede94d4bcae445923c6568843e63d4b6716caa3efd7b532aa851ceb908e8c97db67ee72e86e3092df7513dc494b4d15d2a254b94f041aa00bc5a

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Analysis

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