97cee35fe315f39f7eeae126da08eb7de9c9e508a0b936447aa3125beb264b22

Analysis

max time kernel
137s
max time network
141s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
03-03-2023 19:48

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General

Target

pseint/help/doc_ejercicios.html
Size

8KB
MD5

2e6e3507787764a020ae899af5be6cc3
SHA1

8bc60ff90e9a4762398ee092fbe16d7b3b740324
SHA256

9112cc95f88fa73ed1db07ae8059509494b40175b1e505469b03e96d25c50604
SHA512

207806a11e4aba4f147a3fd621411ff254c4d6d4c8c2e9b8e812633beb5f7f4783f0c06b43fca3c7b2bcebb1fb7184375df6bd95ed70d7298ed7bc16a12334eb
SSDEEP

192:sTnY+so2cSPp0PPVbFaxEy68g+338oxCpAZr/G9:mY+5SqvKEog+3ASZri

Score

1^/10

Malware Config

Signatures

Modifies Internet Explorer settings 1 TTPs 38 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (data)	\REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000\Software\Microsoft\Internet Explorer\SearchScopes	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000\Software\Microsoft\Internet Explorer\SearchScopes\DownloadRetries = "2"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = d03dc7b3114ed901	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000dbb59ddc676e394a83d3f942d26f43ca00000000020000000000106600000001000020000000b89333f56ce7678b96e9b927f5665673b74f419df4b437e361fc2cebc4e58125000000000e8000000002000020000000382b2eee5f971a9ededa441ce04730b849febdd766c6129f587e3520abda31a420000000f02cfc0ce7e4044455914843260f9bd360a9e7229e435172ec98879f0eb8b46f40000000a0c26d5d3607c268602c9e07d7035ef7e8d99ff8f033d366258be06c9883100dceba190e52f20f368c7a99c7b55de2e522ffb5ab210e135931202e64180ebe53	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{DD0D0941-BA04-11ED-A6B7-D6914D53598A} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "384641532"	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1564	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1564	iexplore.exe
1564	iexplore.exe
1320	IEXPLORE.EXE
1320	IEXPLORE.EXE
1320	IEXPLORE.EXE
1320	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1564 wrote to memory of 1320	1564	iexplore.exe	28
PID 1564 wrote to memory of 1320	1564	iexplore.exe	28
PID 1564 wrote to memory of 1320	1564	iexplore.exe	28
PID 1564 wrote to memory of 1320	1564	iexplore.exe	28

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\pseint\help\doc_ejercicios.html
1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1564
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1564 CREDAT:275457 /prefetch:2
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  PID:1320

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\MetaData\94308059B57B3142E455B38A6EB92015

Filesize
342B

MD5
adb4a52f0df2b23a35e9162ea2a21e11

SHA1
6349255b6e1b382c5e31c9e79c4f4a19deb839ac

SHA256
164432a0cb63e820902ab135270b61a8c2ef5d5b01048d366fbdbc072b6e4817

SHA512
d541568216f13df2849fcfad1b2b17e997bd2e7584dd6d57c356a3ad2bf7a0546c264638ad203f9c4541c71ac5c7c4da9f911d58a9739890b899271c6f682d4d

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

Filesize
342B

MD5
adb4a52f0df2b23a35e9162ea2a21e11

SHA1
6349255b6e1b382c5e31c9e79c4f4a19deb839ac

SHA256
164432a0cb63e820902ab135270b61a8c2ef5d5b01048d366fbdbc072b6e4817

SHA512
d541568216f13df2849fcfad1b2b17e997bd2e7584dd6d57c356a3ad2bf7a0546c264638ad203f9c4541c71ac5c7c4da9f911d58a9739890b899271c6f682d4d

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

Filesize
342B

MD5
b48eabdde0c3fb3ccd5788f925142742

SHA1
5355c8c0af4e5bfd83f629b68fc07be29489b48b

SHA256
6c5f5029a368b6ff087ef9558ec0166ff040d4af7ea333b188cb9da3bbc9409b

SHA512
5fd6828d2922797b1a42cb0e2888acb93573c5e790df930e6e224a9cb193bdf2e6513bc34fd5e7a86ced2a65bf3a779ba318bfd36cc9a6b4e9c2e18f57dd17f0

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

Filesize
342B

MD5
ce3ddb1723bb5efaa96836024f4aa5da

SHA1
a06b814677c0ab5883e6ab1aac696741b13c4cb9

SHA256
1176f0dfa3551ba9c8ef9e7601e61495d82a1ec6f9f86ad06faf7a6669e26ad0

SHA512
4c6af138373a35abd6e764352b56188cfa5b3b928cbabbfb5ae68c2f65496ea4cc8705adf2b0d56e0741aea150be30491ab5e10dbb664e500d04df310bbc7326

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

Filesize
342B

MD5
96481b827d86329fb0468ceb8aa72f42

SHA1
f5a4e891ea587532039fb90331904f73b807e1d0

SHA256
d1fddf7e9364bb5b64156d0e105b837587805effd36489e13ed42be22f481acd

SHA512
e897f4499d37b6627948d44e2b55b10411ae01af090327f20344b4e9331ab7762c2b2dd30c40adec1ed86389142a45cb6bd923915adb4c9a65fcb30a0da0d32b

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

Filesize
342B

MD5
dacacbb21aade3e263fc1445b060d2a0

SHA1
c04535da4d7a82f3a549c47a6b95699216fd923f

SHA256
349e1fdebb3c84f6216d292b23628a5bebdafeb1d6fe31444c02dd8664e5f796

SHA512
c58c37888f3f7d6bb2cadb14d22c9acd99d28d3f2b2ef551281b8053307e476b1537320db1ec6ecce0e956c434fac2ae97baf5905c53c79511af6636a06198be

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

Filesize
342B

MD5
b69322397ecf71e3f43895d15abbcc07

SHA1
f73b648f22e59580a44f50cf7d212df7455e3858

SHA256
f293df854502c508096b292c2c1d498905c0238f0591104c945a590bc4d600c6

SHA512
0ef66d5cb7b502e811fec605eeab61cbbf40f8a920485b382f703b6d9ff2971594ccd5116b2321ae37af3bbe455a4ac7f0b1edea707774e28584ab61d94d8c7e

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

Filesize
342B

MD5
fa67ddae75b1caaa66919ae1cee49930

SHA1
b54d59df14b724f5b66bc137cb1a4a8c689ee405

SHA256
79dda63c37b1caf386ea894657880400e8c64530fb93c28a441ecbed7e848c02

SHA512
9e7c0ab385ee0366f20da7131f1fceb318d4efb7eb992e63b5ba194d1e115b2012279179ad596555d54f09bec9b847fafa44b68925fee49ef73ea014faaf5a2e

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

Filesize
342B

MD5
36e6c75b2f9905fa00ef91abb8ff2c79

SHA1
4a85609fa9998ce8de7de62695ec3b0ca99c392c

SHA256
c5836c8a1934ff003c355fc57a35b649303ea419312b54dffb2a4ffdcc3761dd

SHA512
e5e7a79e02f5c999101973b24c41a81a31d58c967ff9fa95903b153449cb18d5a08e362751884650146c51b3a6ec722ce97bbbb251d15c671edee88809af00a6

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

Filesize
342B

MD5
5adeaf62e9e896ae55c4c4b4b6b9f94f

SHA1
2930bcc265c4b1f80e8d8f3e138fd9e108f4f30d

SHA256
79520187ef390532606db2db37b53162bd213b12f7b80b4f77738129c361cfae

SHA512
314986440d8291bb308634e6218de07a3c101ca72678d85630ae1ad822e7cf091d68f581f4616f73d55ae4e4f69a642b108d6783c6023653d97512ea5d95b923

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

Filesize
342B

MD5
7ba6872f97fbb4a27c5a51a6d76aa8d1

SHA1
ddb60641a9e1aa8cb94cd19f7fa499494c9246fc

SHA256
d32923bf7bc1c0429e82786fa34bc5cbfe6467d7883e101ead93028ce4e476cd

SHA512
7aa0351067d53394fc49893cc0532bb97544de02a67711700830e502ac7d96f1a639fe01b4ea81dad23352097b9bdd2721171a1656e2acb97b66c4a0dd5ade91

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\S7FIT0B8\suggestions[1].en-US

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit
C:\Users\Admin\AppData\Local\Temp\Cab51DB.tmp

Filesize
61KB

MD5
fc4666cbca561e864e7fdf883a9e6661

SHA1
2f8d6094c7a34bf12ea0bbf0d51ee9c5bb7939a5

SHA256
10f3deb6c452d749a7451b5d065f4c0449737e5ee8a44f4d15844b503141e65b

SHA512
c71f54b571e01f247f072be4bbebdf5d8410b67eb79a61e7e0d9853fe857ab9bd12f53e6af3394b935560178107291fc4be351b27deb388eba90ba949633d57d

Download Submit
C:\Users\Admin\AppData\Local\Temp\Cab527C.tmp

Filesize
61KB

MD5
e71c8443ae0bc2e282c73faead0a6dd3

SHA1
0c110c1b01e68edfacaeae64781a37b1995fa94b

SHA256
95b0a5acc5bf70d3abdfd091d0c9f9063aa4fde65bd34dbf16786082e1992e72

SHA512
b38458c7fa2825afb72794f374827403d5946b1132e136a0ce075dfd351277cf7d957c88dc8a1e4adc3bcae1fa8010dae3831e268e910d517691de24326391a6

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar52CD.tmp

Filesize
161KB

MD5
be2bec6e8c5653136d3e72fe53c98aa3

SHA1
a8182d6db17c14671c3d5766c72e58d87c0810de

SHA256
1919aab2a820642490169bdc4e88bd1189e22f83e7498bf8ebdfb62ec7d843fd

SHA512
0d1424ccdf0d53faf3f4e13d534e12f22388648aa4c23edbc503801e3c96b7f73c7999b760b5bef4b5e9dd923dffe21a21889b1ce836dd428420bf0f4f5327ff

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\01TEX1RU.txt

Filesize
606B

MD5
9bd9391bdce0e9b08f3ca62ae18082a5

SHA1
8f6a1cfb3f421b506b20eddcaa72a9cbcb0e2df8

SHA256
85edeb2505bb47877e8e1691b8be8049e7628f3efb77b0b92b2a0f13b29efa22

SHA512
870572abfb70dab05ecfb4a8cf99a4002234d6df405806d6d13d4856c65e0807134c8404ecdb50e0bc2a2e458d3bfe72cce8dbcb740cbe0ed314fc47a13a6ccd

Download Submit
memory/1320-55-0x0000000000680000-0x0000000000682000-memory.dmp

Filesize
8KB

Download
memory/1564-54-0x00000000025B0000-0x00000000025C0000-memory.dmp

Filesize
64KB

Download