606594c1594480d4bc59df3e2960420ab8eda4e1ec789e933ad29a72c522b09e

Analysis

max time kernel
117s
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 13:26

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General

Target

说明.htm
Size

2KB
MD5

bb2cc67bc9ec0af4db5addadc2c7633b
SHA1

91270b9cafbbf654eefca71fbe7b5613ddf3263e
SHA256

0b569e5b1910c06bbbd756c805f0d1f496fcdc0633b27f5c4c3d62bcee1c3869
SHA512

3cc72d875b0b752ba3a1b50d51e7a8e401fd8a9d44e60d54f767be927fba0a88ed2934c96465cd26c05f0cc04cc687563eecd231b519b5bdf5901e569256be71

Score

1^/10

Malware Config

Signatures

Modifies Internet Explorer settings 1 TTPs 41 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\International\CpMRU\InitHits = "100"	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000969d72c3e5a03a40a0257479feadc03a000000000200000000001066000000010000200000001127c4e55023dc3955c9c01e2b6561a3ba1770d5133da95c9faab85a11130346000000000e8000000002000020000000713c2d228eed95050dfb45065051840ad36c5dcbbf4bc1d80876ff9ca51fdfcf2000000084ed4eac0a2d7c8de55c5fda3351d9a6ca52915607a93cd5c2a059a3a1240d9840000000ce3b452d5b073fc1d88116f1a3d6bb92a0d952c7f15dfd0f805eb0a6aa632daa45181d6878b2992fd8626bda4a8f184494240afdf980ab4c863c9db08033e71b	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\International\CpMRU\Factor = "20"	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 207226fbea43da01	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\International\CpMRU\Size = "10"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\SearchScopes	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{29BC87F1-AFDE-11EE-95CA-56B3956C75C7} = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\SearchScopes\DownloadRetries = "3"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "411069796"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\International\CpMRU	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\International\CpMRU\Enable = "1"	IEXPLORE.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2180	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2180	iexplore.exe
2180	iexplore.exe
1420	IEXPLORE.EXE
1420	IEXPLORE.EXE
1420	IEXPLORE.EXE
1420	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2180 wrote to memory of 1420	2180	iexplore.exe	28
PID 2180 wrote to memory of 1420	2180	iexplore.exe	28
PID 2180 wrote to memory of 1420	2180	iexplore.exe	28
PID 2180 wrote to memory of 1420	2180	iexplore.exe	28

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\说明.htm
1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2180
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2180 CREDAT:275457 /prefetch:2
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  PID:1420

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
f0d876e6df534794efb1f2dc47952ed1

SHA1
87556a8427456833b591896c00f8e53eaf217e65

SHA256
dc566d3f2368225324340922fa390f9cf968458b674d3d318c583084e43472d5

SHA512
a74341cbf43f2eb443c8e8723f30e7f8798d757a6d695266009cd7cd09b4908c6934a0ced8220851c7fb08d90f901991b9fd675b15fccfa1c26bbc0d7f5b2ae9

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

Filesize
344B

MD5
4e2e9d9247b52f8432be944c7e965bb5

SHA1
df185cd0893d18849c44667be0203d711737d27d

SHA256
8197b7851c107d9aec1e8d10118fbbb428aca2bc35067da0de6ab49bd3b7b980

SHA512
e6d376d60728895c1e03cca679297ac194b7c38e478a48e8eed8499d6661eac7cea307114fde1278d7d8bbab3cbfdd7f085ec3fd702d54a816dd0a41c074bf4a

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

Filesize
344B

MD5
4f94aba1ccccb0acad56c114d5f39737

SHA1
329e38b9d4935f98420fc27d416a0e8474e08f96

SHA256
0391927f938a14aeec86be138f49d1bd1a053ff361910ddd57f3136c968055e4

SHA512
290d205358d7de34dd433c45a55170bfc0b65bf6f103979b1e0d0d05099b07a5f8b808d1cff84d79ba67582f59a8e3431836f80e0c8cbb16a97ce9531974a48d

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

Filesize
344B

MD5
3df0cee64eb96b8f7f811c263e7b2e85

SHA1
1813cc9bf5d1582a0317f2cae5c8832e14f87afc

SHA256
76d3a230e082db992d05f33462363beb55cd6be5edc55f700052c04b3ba2cd02

SHA512
88edeba2de15c32e936df5066c2274b6ed73ad386444aca2971c89c17e6fc6bf74a6740298ba21f46caad4e1fd2148030fceb597b799477c76a8e8ffccde1842

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

Filesize
344B

MD5
8a7d195403dbf53e8b1d4cc221154b65

SHA1
c96cb61c8fcf4ade216ee97a4c1d9b55e963bc7a

SHA256
25086438a88668e261d728a5b53043843b076c6c95d61faa78e07e307939fa76

SHA512
9743f5013614a2ac78986f540afe4e78984c88e06155ac90b6a379e4e6acbad42bea35f539500eac22fed47ef929095582297b4338892b3f86b6ca59a82b7cc9

Download Submit
C:\Users\Admin\AppData\Local\Temp\Cab5479.tmp

Filesize
65KB

MD5
ac05d27423a85adc1622c714f2cb6184

SHA1
b0fe2b1abddb97837ea0195be70ab2ff14d43198

SHA256
c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

SHA512
6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar549C.tmp

Filesize
171KB

MD5
9c0c641c06238516f27941aa1166d427

SHA1
64cd549fb8cf014fcd9312aa7a5b023847b6c977

SHA256
4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

SHA512
936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

Download Submit