437c8032e578d678d10379c25af38953c41821103fb2d7d25f6a229fdd2bec10

Analysis

max time kernel
102s
max time network
140s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
31/03/2023, 00:43

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General

Target

Borrador/help/help.html
Size

3KB
MD5

dac512aaf0cb1da2f7158c615afffcc3
SHA1

d3d809f9b1632dfd12612e3de24c5e31bc890bba
SHA256

1d793560ca1741aec1d971d6a22ecff3f0b95dcafc94de9c2204d3fdadffe18e
SHA512

ca5ff988e9f13b2d8446383013cec9a5e2e945418f56da0dd7da42203087af03a1d7aae1837dcbd2829340818bd63ea11cdd8c2ed1f0a745af3820837aa96d7e

Score

1^/10

Malware Config

Signatures

Modifies Internet Explorer settings 1 TTPs 38 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1914912747-3343861975-731272777-1000\Software\Microsoft\Internet Explorer\SearchScopes	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1914912747-3343861975-731272777-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1914912747-3343861975-731272777-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1914912747-3343861975-731272777-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1914912747-3343861975-731272777-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1914912747-3343861975-731272777-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1914912747-3343861975-731272777-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1914912747-3343861975-731272777-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1914912747-3343861975-731272777-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1914912747-3343861975-731272777-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1914912747-3343861975-731272777-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1914912747-3343861975-731272777-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1914912747-3343861975-731272777-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1914912747-3343861975-731272777-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000f35fd4ec1ca1494aa57fdd0dc6b810a40000000002000000000010660000000100002000000035c35b2b2bdd7e1973339546006942235b0029ecaf26271bbc237607133f5b45000000000e800000000200002000000062aa55132c0924dc6413fbbd15fc5d4e1ea2de5cd425ab28c8be36df13cdf4e9200000001a0fa1fcf6848b8e541ed9c5e864bafd3df93fa2e44cc00cc507dba889896f0b400000009e8d316798dbb0421fdb1a9262c156efabba47d13c4cf5d5c85ee83afe399f561caec6e3883d47ee21857e60ececa8b9eafff1fe4eda166433780603af0800ef	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1914912747-3343861975-731272777-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1914912747-3343861975-731272777-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1914912747-3343861975-731272777-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1914912747-3343861975-731272777-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1914912747-3343861975-731272777-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1914912747-3343861975-731272777-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1914912747-3343861975-731272777-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1914912747-3343861975-731272777-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1914912747-3343861975-731272777-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1914912747-3343861975-731272777-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1914912747-3343861975-731272777-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1914912747-3343861975-731272777-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1914912747-3343861975-731272777-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1914912747-3343861975-731272777-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1914912747-3343861975-731272777-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1914912747-3343861975-731272777-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1914912747-3343861975-731272777-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1914912747-3343861975-731272777-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1914912747-3343861975-731272777-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{C8436BC1-CF6D-11ED-80EC-C227D5A71BE4} = "0"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1914912747-3343861975-731272777-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1914912747-3343861975-731272777-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1914912747-3343861975-731272777-1000\Software\Microsoft\Internet Explorer\SearchScopes\DownloadRetries = "2"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1914912747-3343861975-731272777-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 60a11ba27a63d901	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1914912747-3343861975-731272777-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "386995571"	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1236	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1236	iexplore.exe
1236	iexplore.exe
1040	IEXPLORE.EXE
1040	IEXPLORE.EXE
1040	IEXPLORE.EXE
1040	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1236 wrote to memory of 1040	1236	iexplore.exe	27
PID 1236 wrote to memory of 1040	1236	iexplore.exe	27
PID 1236 wrote to memory of 1040	1236	iexplore.exe	27
PID 1236 wrote to memory of 1040	1236	iexplore.exe	27

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\Borrador\help\help.html
1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1236
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1236 CREDAT:275457 /prefetch:2
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  PID:1040

Network

MITRE ATT&CK Enterprise v6

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
61KB

MD5
e71c8443ae0bc2e282c73faead0a6dd3

SHA1
0c110c1b01e68edfacaeae64781a37b1995fa94b

SHA256
95b0a5acc5bf70d3abdfd091d0c9f9063aa4fde65bd34dbf16786082e1992e72

SHA512
b38458c7fa2825afb72794f374827403d5946b1132e136a0ce075dfd351277cf7d957c88dc8a1e4adc3bcae1fa8010dae3831e268e910d517691de24326391a6

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

Filesize
342B

MD5
88e7e791ee0d857047e0f02356780e65

SHA1
d6cb591c69413652a2fe1471b0f592e1f02a2893

SHA256
21c5458d0965ea13264967954a23ca13a315286faab7bb2d72983da30cd1cd01

SHA512
4f20a08e3e15337c0136af60780a44420f45020b76476a0d34b10f661bbb75a6e74090190c65c54e596a34b44e73035bb00118a1036b02d116d6c952c01eecda

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

Filesize
342B

MD5
c49f2325ab0acdfeee6e59c0b180a1fc

SHA1
d2c53c90d7dc6c0f927e87ceacf6ac4c02fa8de4

SHA256
2ce9838d517d12282107462bd9759ac206158acc1f91396618fe7b110e259e08

SHA512
4566d8e65c426cb7e9a91d4a0191a4fb45a3f5b5b9d4de3a0c9131d06546104107ca5e0ed1da08547990c92adbcaa5d70eddecb2b0d27d43e7cae7071ec67ffe

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

Filesize
342B

MD5
309c22fcad2769032f42e99e5dab2ffd

SHA1
5f239f98b8b89d968655ef19c279f111808c356c

SHA256
97fcebc890893556430ad493319b67c3ba202b3b628adb70251aa5c8b25a89aa

SHA512
15765b210ce0e1356e7616032ca753ef8c9daffd09912edea3f8a2d4fae8a9830f908d042268998b1466153597b70b77ea8abd2e83ace40c02b47e0698c620b5

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

Filesize
342B

MD5
a7f8cf44527c9fa02fa7c70f6a06e64b

SHA1
5879d79bceb7ce4c78e25361a0fb8a278b38505d

SHA256
2f45d25f1912a91970849813594ca6d1ab4004bc2b842b2ff8bf7175f4d87cec

SHA512
357287d49a2900bd5fc8f9721354677dbb34cf8babda8c19339960ec62d2c43f3f67835e071bdde20b7b2c300c61857fe3d8603f4ab999a50a3863d62208758b

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\EV74ZOZO\suggestions[1].en-US

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit
C:\Users\Admin\AppData\Local\Temp\CabD3A7.tmp

Filesize
61KB

MD5
fc4666cbca561e864e7fdf883a9e6661

SHA1
2f8d6094c7a34bf12ea0bbf0d51ee9c5bb7939a5

SHA256
10f3deb6c452d749a7451b5d065f4c0449737e5ee8a44f4d15844b503141e65b

SHA512
c71f54b571e01f247f072be4bbebdf5d8410b67eb79a61e7e0d9853fe857ab9bd12f53e6af3394b935560178107291fc4be351b27deb388eba90ba949633d57d

Download Submit
C:\Users\Admin\AppData\Local\Temp\TarD4D7.tmp

Filesize
161KB

MD5
be2bec6e8c5653136d3e72fe53c98aa3

SHA1
a8182d6db17c14671c3d5766c72e58d87c0810de

SHA256
1919aab2a820642490169bdc4e88bd1189e22f83e7498bf8ebdfb62ec7d843fd

SHA512
0d1424ccdf0d53faf3f4e13d534e12f22388648aa4c23edbc503801e3c96b7f73c7999b760b5bef4b5e9dd923dffe21a21889b1ce836dd428420bf0f4f5327ff

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\RGCJ7JBJ.txt

Filesize
604B

MD5
7de428d8ad1fee052ed75f18177ac4db

SHA1
f5731f70bca754e68a42bd67eb89c3ad857ccfb3

SHA256
9694c01c7365969dd2017f5ddbf2dd9f5c26848ddbb09af0883a431815f3d1e0

SHA512
11db0641b913b0f5ac44f78280e325d84340033c643a64a034d620fb4f89fec2dfdaad0986c33472f9de3c67167ea087b0bf2c537d06aacefdf77a4b4788513b

Download Submit