97cee35fe315f39f7eeae126da08eb7de9c9e508a0b936447aa3125beb264b22

Analysis

max time kernel
139s
max time network
145s
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/cambios.html
Size

118KB
MD5

290f8fc5fc4f97ff4b20730104738792
SHA1

584e0c359cedc21e90c88b4c4f2cb1158b791b68
SHA256

73f01421870ee0417691b8859173a1c16ef3dea71926e5f7072d7eb567ac9748
SHA512

f6fa3f2b8d6ac30afb007e79a7c42874cbfc79eb1e8e25b6fc83baeaf97f93dab441934c6011898e72dc2b137000f2ed63ed3708f53358089c122f299a6faf7a
SSDEEP

1536:xX9RaFpU7zrQo3pz5l/ortvxf9bhoXafAKMNX4aRW:xXpz5z4Lf9mXafAKMSCW

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-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000074b2d77a8e7a944ea7c282b9066208cc000000000200000000001066000000010000200000006224e8b40713bd11360856ab8737227235a9f263cc792c98a4105138e667c462000000000e8000000002000020000000236053c7045f654cf1cf5b9b4ababf57b3bb302e1369e0b57c46e6a1754e699a2000000059c6c27cd7203e65f9dcb55d047bdc7d50572ca3e2ef958f44b2069bed8ef78340000000935dee102a17c4dc4eb88b044b08fe29508e06383692b405d74466a9c1b7061dcdb28b7b4121656566fa7a3f8dd45d14c2262c44bd22a21641706e0ef59cfc57	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Internet Explorer\SearchScopes\DownloadRetries = "2"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Internet Explorer\SearchScopes	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "384641534"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = a04368b5114ed901	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{DC629871-BA04-11ED-A85F-D28FF4BEF639} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1612	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1612	iexplore.exe
1612	iexplore.exe
1160	IEXPLORE.EXE
1160	IEXPLORE.EXE
1160	IEXPLORE.EXE
1160	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1612 wrote to memory of 1160	1612	iexplore.exe	29
PID 1612 wrote to memory of 1160	1612	iexplore.exe	29
PID 1612 wrote to memory of 1160	1612	iexplore.exe	29
PID 1612 wrote to memory of 1160	1612	iexplore.exe	29

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\pseint\help\cambios.html
1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1612
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1612 CREDAT:275457 /prefetch:2
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  PID:1160

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\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\QCNSQOTT\suggestions[1].en-US

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar5C4C.tmp

Filesize
161KB

MD5
be2bec6e8c5653136d3e72fe53c98aa3

SHA1
a8182d6db17c14671c3d5766c72e58d87c0810de

SHA256
1919aab2a820642490169bdc4e88bd1189e22f83e7498bf8ebdfb62ec7d843fd

SHA512
0d1424ccdf0d53faf3f4e13d534e12f22388648aa4c23edbc503801e3c96b7f73c7999b760b5bef4b5e9dd923dffe21a21889b1ce836dd428420bf0f4f5327ff

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\T01IHMFV.txt

Filesize
608B

MD5
96c4af053d15cc17a986685bb8085911

SHA1
6339931a69f532ad75f5902a5ace025c7a922c89

SHA256
9c180ad99142115030b094b5fe6595dcce97f2656e94a23a6abe22dbc514479a

SHA512
9dd622ab25618d8faf6c19881c18242ba1774b9dd28db3a5775b419744313409751e498fc29ab7a68a20078ce1d6d7e552d12f7e50c779edf8ef6954a3b2a325

Download Submit
memory/1160-55-0x00000000027B0000-0x00000000027B2000-memory.dmp

Filesize
8KB

Download
memory/1612-54-0x0000000002F00000-0x0000000002F10000-memory.dmp

Filesize
64KB

Download