b388b585635a5b38e80243c5fd2f2b79019bc918d465ffe53c82e693d3711ae8

General

Target

VIREMENT_SCAN0092022.pdf
Size

2.5MB
MD5

2a7abb6c18752a14b639198c68123bb0
SHA1

2ef3a3f6746d05f4bc57732a1b8c293be43db92e
SHA256

b388b585635a5b38e80243c5fd2f2b79019bc918d465ffe53c82e693d3711ae8
SHA512

ba81a228ac2e51508989bb6aad6500fe9ee24b7d1d65699142c96b297154d99e263d44ea3c934277209b387b7b67a13230ffa07f7b764e1313ed45a582f1801d

Score

1^/10

Malware Config

Signatures

Modifies Internet Explorer settings 1 TTPs 29 IoCs

adware spyware

Modify Registry

T1112

Processes:

iexplore.exeIEXPLORE.EXE

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 10d6b857220dd801	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000029a8fa03d77d0143b95f148165a5bc920000000002000000000010660000000100002000000016a58344657072d5892d8009091372214e54a8ff96688826b0ff0b31c74e8b7f000000000e80000000020000200000007c911599854800dec5177564765d5817a78f4cc4818668cd3616a2ee2d8c94fd20000000db43d7fdf1f3af9d9413cff346539622bd610d81553923c088cda97a1dd6182e40000000c0b78d7f41199933d3d89e56ef0118fae5a3668da5f3907b52e92725f3f514749ec2a4467ddcb3ab7894ff465dd566a7a1d508c95e53b3ca428430b3a26b0de7	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{7DD58C81-7915-11EC-92F6-46595837F587} = "0"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

iexplore.exe

pid process

672 iexplore.exe
Suspicious use of SetWindowsHookEx 8 IoCs

Processes:

AcroRd32.exeiexplore.exeIEXPLORE.EXE

pid process

1204 AcroRd32.exe
1204 AcroRd32.exe
1204 AcroRd32.exe
1204 AcroRd32.exe
672 iexplore.exe
672 iexplore.exe
1320 IEXPLORE.EXE
1320 IEXPLORE.EXE

pid	process
672	iexplore.exe

pid	process
1204	AcroRd32.exe
1204	AcroRd32.exe
1204	AcroRd32.exe
1204	AcroRd32.exe
672	iexplore.exe
672	iexplore.exe
1320	IEXPLORE.EXE
1320	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

AcroRd32.exeiexplore.exe

description	pid	process	target process
PID 1204 wrote to memory of 672	1204	AcroRd32.exe	iexplore.exe
PID 1204 wrote to memory of 672	1204	AcroRd32.exe	iexplore.exe
PID 1204 wrote to memory of 672	1204	AcroRd32.exe	iexplore.exe
PID 1204 wrote to memory of 672	1204	AcroRd32.exe	iexplore.exe
PID 672 wrote to memory of 1320	672	iexplore.exe	IEXPLORE.EXE
PID 672 wrote to memory of 1320	672	iexplore.exe	IEXPLORE.EXE
PID 672 wrote to memory of 1320	672	iexplore.exe	IEXPLORE.EXE
PID 672 wrote to memory of 1320	672	iexplore.exe	IEXPLORE.EXE

C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe
"C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\VIREMENT_SCAN0092022.pdf"
1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1204

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" https://courriersprofessionnels.smb.site/
2⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:672

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:672 CREDAT:275457 /prefetch:2
3⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1320

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

memory/1204-54-0x0000000075CE1000-0x0000000075CE3000-memory.dmp

Filesize
8KB

Download

Analysis

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