2690a5400d09e4f48220a3f5b44cd0b3a49b2ae5a9733f6793bc88d54b82b280

Analysis

max time kernel
99s
max time network
134s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
31-12-2023 04:41

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General

Target

28983f58e7fd5d1f693c47c141f33a74.html
Size

46KB
MD5

28983f58e7fd5d1f693c47c141f33a74
SHA1

1e9ce380b27998f85fb8602964ad0ac84e881423
SHA256

2690a5400d09e4f48220a3f5b44cd0b3a49b2ae5a9733f6793bc88d54b82b280
SHA512

441bf1fe62030921bb3b65163af582f2bfb50ff9ac3daa384c61e5f21e7e30fd5bc6199da57ffbe3011842f33e34f1def672901564e9725181972922cb483847
SSDEEP

768:msrIEtIOJzJpvLhW1QsZLj/KxtwCXVvnO2AH8iVO5Ty3bG5ZC4wsetii42Kx/sl/:msrVOOJzJpvLh+pZLj2t3hODH/VYTy31

Score

1^/10

Malware Config

Signatures

Modifies Internet Explorer settings 1 TTPs 36 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\SearchScopes\DownloadRetries = "2"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 103e290cde3fda01	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "410624445"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\SearchScopes	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000580e1c8c6faee54b80ab28599b83677c00000000020000000000106600000001000020000000e9334fbcc7cb7c78c7370055271d88ad0897551fe00847663edd20e134a42cfb000000000e8000000002000020000000daededb6a2c1cc78c8237bde63e8088bba876809d714b53d7043ef9b726e20f920000000c30bdbceb789983466a05a7036b21653a036455e061871fde83d89c7653e8c5540000000ac2f5fbe85ff40225f24c37f744a71b5435c889be6893c8d40b63604fcfe0499da8f675ff77c1d3d2208af08dc0f104a68b9a62dee1181451e2814e4c91834c8	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{3337F5A1-ABD1-11EE-BADF-42DF7B237CB2} = "0"	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2836	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2836	iexplore.exe
2836	iexplore.exe
2776	IEXPLORE.EXE
2776	IEXPLORE.EXE
2776	IEXPLORE.EXE
2776	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2836 wrote to memory of 2776	2836	iexplore.exe	28
PID 2836 wrote to memory of 2776	2836	iexplore.exe	28
PID 2836 wrote to memory of 2776	2836	iexplore.exe	28
PID 2836 wrote to memory of 2776	2836	iexplore.exe	28

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\28983f58e7fd5d1f693c47c141f33a74.html
1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2836
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2836 CREDAT:275457 /prefetch:2
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  PID:2776

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\MetaData\94308059B57B3142E455B38A6EB92015

Filesize
344B

MD5
3d6611b4733ec350b9204b1d7f8f41fa

SHA1
7178bd4ffda4bbb9b20b5a1febae4c0b3e4f1e92

SHA256
71fc5fe827701edb9ac7561e66ac725ee2e6de4a25870b463bfcc468d63928d7

SHA512
d065b286c5e7514800c1c69495ad25b40fd27e7328a6b525d0a2f34d20dd1756dc559ae77564a46d83bb3e40cb2403f92864930e9f942bdbee878bdc72e29727

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C:\Users\Admin\AppData\Local\Temp\Cab174A.tmp

Filesize
31KB

MD5
dc37ba221b4245e16a05f7bc46085741

SHA1
9f8c4f8b48af228c68a13b3533c7be41c8e1426a

SHA256
3b4d60d344c5551339bd2750532d7e9156d62f744ec103b8cf3411db8595b1d5

SHA512
280fff07e2c47e120d2b0112a93977d00339fdf0ae56b10d970b748755dbbd50e2e5d07fd8f3f227d2ed02f2f24ff2aeab99c61d399f0508368cdfe4d2b1f599

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C:\Users\Admin\AppData\Local\Temp\Tar1A89.tmp

Filesize
171KB

MD5
9c0c641c06238516f27941aa1166d427

SHA1
64cd549fb8cf014fcd9312aa7a5b023847b6c977

SHA256
4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

SHA512
936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

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