bf3da3d0752a75dd39ff40fcb5e36f1e4409c068d0201a6235975ac8e23adc28

Analysis

max time kernel
206s
max time network
250s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
25-12-2023 15:45

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General

Target

2a57d7c183bb2e1ff7c5b094f19b8c01.html
Size

31KB
MD5

2a57d7c183bb2e1ff7c5b094f19b8c01
SHA1

6420bda3b247e79ba09580256452c83c2cdfc60d
SHA256

bf3da3d0752a75dd39ff40fcb5e36f1e4409c068d0201a6235975ac8e23adc28
SHA512

d6db7cca37a24b8d1ea0df47975bcd0e95db4f665a962af5c043e7ef9be3d940294a79645a9ee9153a38f69a7c50b0c5f35733c30d789f0697ae3c0bbb0eed62
SSDEEP

192:PAa5w5CAp/walWaTTTA2aGMJVzNoV5lqIE5BF3xQN64u5AOQaiwLal//c+u/qOCZ:lYplR15Uuu5AhaiCaO+u/qTZ

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-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "409748666"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000a883829c536588438b4279b7bc6c1930000000000200000000001066000000010000200000007a7472903f1525fcb14b68a99cd86acbd3a271c15a3faa585c1891b8bd030f21000000000e8000000002000020000000fd0df94595dc005667a3752c330f801566093d2b087e2d6029c6e92a5c16c15420000000351987b8cba4efbfe09e0278704d6b0df3295241448f074eef217ae36d39a5ca4000000017ed3912cf7c757193791a10cacba5ca4046aab77373bb3b68f3b6175b87115d65b1b2a241b2a49374bbfec6460fc1b9eacf2b84b1d990bb743a8a9241abad05	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = a0730618e737da01	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{27AEA8E0-A3DA-11EE-8575-62DD1C0ECF51} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Internet Explorer\SearchScopes	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Internet Explorer\SearchScopes\DownloadRetries = "3"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2912	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2912	iexplore.exe
2912	iexplore.exe
1264	IEXPLORE.EXE
1264	IEXPLORE.EXE
1264	IEXPLORE.EXE
1264	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2912 wrote to memory of 1264	2912	iexplore.exe	28
PID 2912 wrote to memory of 1264	2912	iexplore.exe	28
PID 2912 wrote to memory of 1264	2912	iexplore.exe	28
PID 2912 wrote to memory of 1264	2912	iexplore.exe	28

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\2a57d7c183bb2e1ff7c5b094f19b8c01.html
1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2912
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2912 CREDAT:275457 /prefetch:2
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  PID:1264

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
09418f916ee56c8d31c676eb90588a51

SHA1
d3465af70f32462cd54a3001639a2e819aee1a61

SHA256
c0c16d14d07b463df60a1c5e1813cac8c1e22b0d1d16746d78b4843a915aa391

SHA512
f55a8ea29d938678749da811cf4f32051114b0d0c315982f89f4987f04e707f9616dcde8ab9b54900cdfa34aeb8efc1b7c656ada079d323e0d151ef46b52a202

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

Filesize
344B

MD5
506adc81b33900fe02be0ff6d07c291a

SHA1
6202f916a6559ed6723609c1e7f37aeaa89eed79

SHA256
f9974cfd6405cd606054acf05a77a824b759ddf0708499be9340a029bfb27644

SHA512
1363fd78fba7b5e6906d8c2dd2b1159818f4812d5452e180b427c2dc9261cda4d9bd0472846d44b50884b8c416155cfe2f35de7231eb5028f0819ee174e70d34

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C:\Users\Admin\AppData\Local\Temp\CabBAC9.tmp

Filesize
65KB

MD5
ac05d27423a85adc1622c714f2cb6184

SHA1
b0fe2b1abddb97837ea0195be70ab2ff14d43198

SHA256
c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

SHA512
6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

Download Submit
C:\Users\Admin\AppData\Local\Temp\TarC71C.tmp

Filesize
171KB

MD5
9c0c641c06238516f27941aa1166d427

SHA1
64cd549fb8cf014fcd9312aa7a5b023847b6c977

SHA256
4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

SHA512
936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

Download Submit