a1a9051457efb40e0ea83e293d61b8dc4f55a6f04fd9aa291a06a79771c73840

Analysis

max time kernel
134s
max time network
140s
platform
windows7_x64
resource
win7-20230712-en
resource tags

arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
submitted
18-07-2023 19:19

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General

Target

closebutton.html
Size

981B
MD5

c8efa039f4f84b2705a8e3a3b31da61c
SHA1

669749429feda1599c4ee980cfd67fbb1a54c1a4
SHA256

494693c2ac56ecac1a2588c25631e1bf71211fb0f06108649a983c879315b1aa
SHA512

db6c9817469c937a41eedbbbdaeb21a0860fa5228258978fe59d29c75ab1497b8d1a0ceaae2b236206d6935e186deaf0d83a73791658fa68a985dfc5c314aed2

Score

1^/10

Malware Config

Signatures

Modifies Internet Explorer settings 1 TTPs 39 IoCs

adware spyware

Modify Registry

T1112

Processes:

iexplore.exeIEXPLORE.EXE

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-377084978-2088738870-2818360375-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-377084978-2088738870-2818360375-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-377084978-2088738870-2818360375-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-377084978-2088738870-2818360375-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-377084978-2088738870-2818360375-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-377084978-2088738870-2818360375-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-377084978-2088738870-2818360375-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-377084978-2088738870-2818360375-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = b0db7ee5acb9d901	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-377084978-2088738870-2818360375-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-377084978-2088738870-2818360375-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-377084978-2088738870-2818360375-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-377084978-2088738870-2818360375-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-377084978-2088738870-2818360375-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-377084978-2088738870-2818360375-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-377084978-2088738870-2818360375-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-377084978-2088738870-2818360375-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-377084978-2088738870-2818360375-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-377084978-2088738870-2818360375-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-377084978-2088738870-2818360375-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-377084978-2088738870-2818360375-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-377084978-2088738870-2818360375-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-377084978-2088738870-2818360375-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-377084978-2088738870-2818360375-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-377084978-2088738870-2818360375-1000\Software\Microsoft\Internet Explorer\SearchScopes\DownloadRetries = "2"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-377084978-2088738870-2818360375-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-377084978-2088738870-2818360375-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-377084978-2088738870-2818360375-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-377084978-2088738870-2818360375-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "396472964"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-377084978-2088738870-2818360375-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-377084978-2088738870-2818360375-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-377084978-2088738870-2818360375-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-377084978-2088738870-2818360375-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000081fc177b9287ed4a8181eac127bbbd690000000002000000000010660000000100002000000013dbb7ee41670da294cfecf0ef459e8ce6693f7dfbecf974e0f9fe64d7a31820000000000e80000000020000200000008e1c76734904812e581502b27b7313dd37c102fb3e51176c1a7c8c0b7ad204fa2000000073416e2bc3664c03088d892a8250bdf5e97565b373166bce9b568a46cc25d57440000000fc2bb6552a0a3b6de640d671a994013cad0176dbd25aa6e563dedd39c7cd85df07e7ec2445bd8f9e43db2de4dab8d5b589f2f1ade87a713076f838fb3e8088b4	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-377084978-2088738870-2818360375-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-377084978-2088738870-2818360375-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-377084978-2088738870-2818360375-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-377084978-2088738870-2818360375-1000\Software\Microsoft\Internet Explorer\SearchScopes	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-377084978-2088738870-2818360375-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-377084978-2088738870-2818360375-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{1093E8E1-25A0-11EE-9C16-5A7D25F6EB92} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-377084978-2088738870-2818360375-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

iexplore.exe

pid	Process
2468	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

iexplore.exe

pid	Process
2468	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

Processes:

iexplore.exeIEXPLORE.EXE

pid	Process
2468	iexplore.exe
2468	iexplore.exe
2756	IEXPLORE.EXE
2756	IEXPLORE.EXE
2756	IEXPLORE.EXE
2756	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

iexplore.exe

description	pid	Process	procid_target
PID 2468 wrote to memory of 2756	2468	iexplore.exe	28
PID 2468 wrote to memory of 2756	2468	iexplore.exe	28
PID 2468 wrote to memory of 2756	2468	iexplore.exe	28
PID 2468 wrote to memory of 2756	2468	iexplore.exe	28

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\closebutton.html
1⤵
- Modifies Internet Explorer settings
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2468
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2468 CREDAT:275457 /prefetch:2
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  PID:2756

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
344B

MD5
2c3c8e42f9174b0baa722ef6f6dc98e2

SHA1
532d5d8aa52c5e89eeece5c58d47c73b2a837934

SHA256
bb9b24b6d03e89f7cd831ce677755b948895ada1c2c3d6ebd523c4addb312d85

SHA512
2570d85e1e9e32512781f9c474cb88fc00a192ef482aa389742fbd9f0b6402766682fa854d766ae137018439b00d8fdeca67a7df86b349cac06b5c4ef3e9bb43

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

Filesize
344B

MD5
c459ccc8744ca65119d9535168c66331

SHA1
eeed2fcf10b44c32f50d1a12ef24b6ee5e706faa

SHA256
df1116687fd8d0da1b75e123153341477e48e4ea654246b826dbff5d4332ee30

SHA512
6e0efd3711c72f9ccf4f3fa69dac731e362f66ba4c70e3e74b6b8e1c237d8441d6161e6fe00f354475b16fab9522926286c5521342cd3b86cc2481192a3ead03

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

Filesize
344B

MD5
9ad5e4bd2a945300c96e6c3c63d4d9c3

SHA1
7f2eb309fcd95240ad18ca58fa752516d4a56784

SHA256
c852e23297f94f026b45edafdab1210bc712be74502f3c756ee198457f16ca96

SHA512
e986f0d4c2fc7759296eb619aaf02372c398e1c17f119810516ff6c9f47e69cf57ee833606382c674c708cbdd389b1567a90f9dd1be0338c570e17ea2d15fc4c

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

Filesize
344B

MD5
b0d385246e0e9efc5ed24423d43f1c00

SHA1
3069c3671928b57495802a79cd347c1009219e3f

SHA256
5c7ad57409b24ad0a3e91fabb538e533d680e7c7b409ed7bbda8a809f7984757

SHA512
33441d750e5bd789897a8113ab88a4cb5ce0b6bab2e0a36d361e0db1dddd14ee8a08a9680f7e74e86616839942d5ad49d1a1629658d98142e4e7699eeae3dc3c

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

Filesize
344B

MD5
3484d3b144305f4d807948111c47f69b

SHA1
2d6228becbf47f9d15e27912d6aabf40972fc40c

SHA256
4bacdc1094debf6bf76eb1ac5df2d39bb8967bed4d32271622b66475931bf343

SHA512
6274dbc09a869f64d7700af239b786436d5f19f5fe823466e0e3492938e4517a99965a3e7de330e42d3b44bee6c5e2c286ec1cad428abf5b208fcd2cd459bb84

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\B9M1KBX1\suggestions[1].en-US

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

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C:\Users\Admin\AppData\Local\Temp\Cab99D2.tmp

Filesize
62KB

MD5
3ac860860707baaf32469fa7cc7c0192

SHA1
c33c2acdaba0e6fa41fd2f00f186804722477639

SHA256
d015145d551ecd14916270efad773bbc9fd57fad2228d2c24559f696c961d904

SHA512
d62ad2408c969a95550fb87efda50f988770ba5e39972041bf85924275baf156b8bec309ecc6409e5acdd37ec175dea40eff921ab58933b5b5b5d35a6147567c

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar9A71.tmp

Filesize
164KB

MD5
4ff65ad929cd9a367680e0e5b1c08166

SHA1
c0af0d4396bd1f15c45f39d3b849ba444233b3a2

SHA256
c8733c93cc5aaf5ca206d06af22ee8dbdec764fb5085019a6a9181feb9dfdee6

SHA512
f530dc0d024a5a3b8903ffaaa41b608a5ccdd6da4ba1949f2c2e55a9fca475fec5c8d2119b5763cabe7ef1c3788fb9dcac621869db51d65b1d83cfe404fb4c27

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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\S99GM0AA.txt

Filesize
606B

MD5
06bc928a571c33e2300f6dbc3c545f90

SHA1
024e346f85a646f0591c53e2b1e736dcf89319e2

SHA256
3f9910dce6006f65a5508a5a44d0f64c1fda08665d8caf5fbf56ca61a4c8dc08

SHA512
587e4a0e7a3d9ca638565d23e118bcae9b9de881e056a20c736069087502e6d884e782d5d43bc88f8413edb30f0b3b5c822259880280d0a3f035060b35975eab

Download Submit