85156b6391d646dfd0a9e8fbfba5bf234e1f629c78f0844034330a862fd77c1c

Analysis

max time kernel
122s
max time network
144s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
21-04-2024 05:47

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General

Target

html/welcome.html
Size

2KB
MD5

cfcb0e546d9a5b527fcbd970d5285bc7
SHA1

d1e7c0e6d01f283d8c6f34b67b5ed004f2a6d1e4
SHA256

2065bcfa62b410ffa2b79afc102b78a5071301cf16f94d2d42c12be8365ab253
SHA512

c9d87c083bca3d1fe33e79431a2cd2178b468d94289415a4bad2141588178824b1984da5c0e58ae084111b5e7b35fd08abe0ecfd3b2045a918eedb86ec721d9d

Score

1^/10

Malware Config

Signatures

Modifies Internet Explorer settings 1 TTPs 36 IoCs

adware spyware

Modify Registry

T1112

Processes:

IEXPLORE.EXEiexplore.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Internet Explorer\SearchScopes	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000071c834f68b8ed044a0afda50fbc58a700000000002000000000010660000000100002000000090a79b12b9b273a29d37397a1e6fd738d1d95a1888b6c009136cf3611f8337d7000000000e8000000002000020000000a69fcd7c5c1886b6c8090ae3705a6630f3d8d9530148ce56e83fe0a822e45fbe2000000028cd33bc47200b3115a8c57d3edda7e7e8ca3bc8519d1d102ffc412671ffef2f40000000b17609c4a46b2ca13afecc694423aae876f834f64981a4a9eac11fb053d8408a69a8d3823ec57d4f782251af2bb85bf5b742205efb20e23f02cd96a495495708	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Internet Explorer\SearchScopes\DownloadRetries = "3"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{BD813351-FFA2-11EE-AB14-E299A69EE862} = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 10f11a92af93da01	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "419840361"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

iexplore.exe

pid process

2204 iexplore.exe
Suspicious use of SetWindowsHookEx 6 IoCs

Processes:

iexplore.exeIEXPLORE.EXE

pid process

2204 iexplore.exe
2204 iexplore.exe
1184 IEXPLORE.EXE
1184 IEXPLORE.EXE
1184 IEXPLORE.EXE
1184 IEXPLORE.EXE

pid	process
2204	iexplore.exe

pid	process
2204	iexplore.exe
2204	iexplore.exe
1184	IEXPLORE.EXE
1184	IEXPLORE.EXE
1184	IEXPLORE.EXE
1184	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

iexplore.exe

description	pid	process	target process
PID 2204 wrote to memory of 1184	2204	iexplore.exe	IEXPLORE.EXE
PID 2204 wrote to memory of 1184	2204	iexplore.exe	IEXPLORE.EXE
PID 2204 wrote to memory of 1184	2204	iexplore.exe	IEXPLORE.EXE
PID 2204 wrote to memory of 1184	2204	iexplore.exe	IEXPLORE.EXE

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\html\welcome.html
1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2204
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2204 CREDAT:275457 /prefetch:2
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  PID:1184

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\Content\94308059B57B3142E455B38A6EB92015

Filesize
68KB

MD5
29f65ba8e88c063813cc50a4ea544e93

SHA1
05a7040d5c127e68c25d81cc51271ffb8bef3568

SHA256
1ed81fa8dfb6999a9fedc6e779138ffd99568992e22d300acd181a6d2c8de184

SHA512
e29b2e92c496245bed3372578074407e8ef8882906ce10c35b3c8deebfefe01b5fd7f3030acaa693e175f4b7aca6cd7d8d10ae1c731b09c5fa19035e005de3aa

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

Filesize
344B

MD5
ed32e14b1daff69926453d9f286da147

SHA1
2b290aa2abc5d9dc7c71a891420cb32133d0cd45

SHA256
7b674c9a51f6e7ce298e055dc1313fbe8e8e567fc40167ed23c4061c50ea34c4

SHA512
a6ff56b4a78ae836559e9b3718bfd6ee0342acc41fb43b628d6cfc855d5eb57f71efbad2a60433dc4c462eed2583e5308c8a0597fe04e6a6e3862d76e660a4e6

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

Filesize
344B

MD5
c108aa0a4305f4e70a13e8445e35b162

SHA1
549d7af650c76a6b2c3fdf0d27d3746af78fed45

SHA256
299f848a6cbf0baa6a05598be56b1de7cda21246c46c1465ea4f0fd39335e66c

SHA512
77d98fa2051e7a30e6ccb6dae785dda8ebbecd4d40ec67d2d0df103af1c7b318826019fdaf4718c8f538308721017e7c99c225d182a9538d9a799d76aec1a947

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

Filesize
344B

MD5
6477f9360b0a9af6fffabc158c7d0dfe

SHA1
61efe7bac223aaf14660bb5f4a53bb6278e84faf

SHA256
76f854a75b3d05e8da8f14285d2a8d4a69d00b339469f79c08a406ee907aff72

SHA512
cd0573e3f1c461b43f1286ce110fb766d2ed774aeb4650ffe195262cc3e152f930d07d0137e33a22bcf2fa6de8cdccdba96749931961942f80796db455781b01

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

Filesize
344B

MD5
75fcf2ea60be32245590f58496423536

SHA1
b316669d2c227e6af26786e1749b98054e6bd4ec

SHA256
4bf952bb0e88358ba3cb811e6861df360512afb93f96bd761ed10c4bb4c08bc2

SHA512
d4a40c9c0deaacdbbe08f2fd5ee025dba2348adbed71a21d2fadbf8009f1912e804fdec4cde7cc45f3ee4bf2552bfa5c870dfbcd3f45e79fe9109532664f0436

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

Filesize
344B

MD5
b4e251e1c88f391bc6fff23beb264eb9

SHA1
83651d207251c781d531ffc6df23364cbac32c8f

SHA256
c29641f38121019514d8468b7a332cd488e595bb4736f26b9715eaeb85404bd4

SHA512
f31aa639171064b68f2f24cede54e0c7bd6035419418105c7a41a67c5749c919eb25b000ad63f2303fce8a67137ddd34a09c0fcbec810ef824530abf37438d38

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

Filesize
344B

MD5
79983c5afad8e799f4b44e25f423b958

SHA1
2cfbaf57b2c57eb08e9334f726b5a4d41fd325ec

SHA256
550dade5c92a91af6546a8cd1d847a42455592bd791e726cf87f10ac47169173

SHA512
e5dafeafd3c518b6a6ac246df85bbefb82e08ca781a9f7ccaff018ae208a70c94e6bc15abddd30f400dc4753981e305f98c45647c42d6b3c56075f4447251bf2

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

Filesize
344B

MD5
9385ae9b0b36b3956bb6ee070cb42e66

SHA1
e563ac8a72c4b5d3fb4d07a0dea96dc1a839abc4

SHA256
767c59f0b6e5a1c0d01a81fe264f55959051fd15287de893975c06ac8158cfd9

SHA512
2fd95887bdfe74b483e2044ce1bf48d00f3ee520e3ed7edf5b578f5c4c67bcd1485cc55418e07843f088b520c7cdba8e8758f47a90e2031744cf6b88bb29bd16

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

Filesize
344B

MD5
71f51cbe774a831ebac7d95f3891733b

SHA1
ce20a9b1db19f57bbeb45d7c0417c6703403c365

SHA256
934d24f8c297db9f3302a76bf2681de247db94aa68bb86a645afef5e941990de

SHA512
5d360da75bfd720bc2a6f4c15be1002ab73c537c112346e51d9f3aabb21987d78c78e3dd668674481da5f2cad9c502be018cf090e69418cc11f8436da352c81b

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

Filesize
344B

MD5
ce7871a98c8e3664dab8e91aad1d7896

SHA1
9314cb91ffbabe53c4a074d4db94d31bf05a0d73

SHA256
88ad31daefe3b150e48bbf3c72d4dc9dc8c9cc80040563e7f3618f84cc843930

SHA512
af81517be01381aef37c9618795fa7cf6d74218930ff9106b3f7dcc24c59701a4c81fbba518fb6a18abcce6122cc8a936412371f3db3b7ec0f1432fe67dea391

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

Filesize
344B

MD5
6c8aa06171ac4704047f6248e6f1c0ea

SHA1
5c1b32f32d7c725c1c6dee7170d09e6b75849a67

SHA256
166ec8568ce5529d80fe20d6777d22781a5a7bd227612e2f7bd733afebcac608

SHA512
6ad347e4b1d19a539643aa1a10258299326c78c50a3d9a458b1c3b590bab36ba53525ee8fb9432d77d80bb44346038955b2e6d88a4113eb78096eb665172ee42

Download Submit
C:\Users\Admin\AppData\Local\Temp\Cab3057.tmp

Filesize
65KB

MD5
ac05d27423a85adc1622c714f2cb6184

SHA1
b0fe2b1abddb97837ea0195be70ab2ff14d43198

SHA256
c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

SHA512
6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar3196.tmp

Filesize
177KB

MD5
435a9ac180383f9fa094131b173a2f7b

SHA1
76944ea657a9db94f9a4bef38f88c46ed4166983

SHA256
67dc37ed50b8e63272b49a254a6039ee225974f1d767bb83eb1fd80e759a7c34

SHA512
1a6b277611959720a9c71114957620517ad94541302f164eb872bd322292a952409bafb8bc2ac793b16ad5f25d83f8594ccff2b7834e3c2b2b941e6fc84c009a

Download Submit