5b5053befec288e6ff3f78e9dfc01d40e7da32897d21f75ee7c06bc777d8f255

Analysis

max time kernel
66s
max time network
147s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
06/01/2024, 20:57

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General

Target

4729b27bee62e008a51cf69749bdb53f.html
Size

18KB
MD5

4729b27bee62e008a51cf69749bdb53f
SHA1

89188651327baf002d904c3852d60607a9c1a32d
SHA256

5b5053befec288e6ff3f78e9dfc01d40e7da32897d21f75ee7c06bc777d8f255
SHA512

6059c0a29d9336a989e107c94dfa3928bcef18ef237b7249946b283361090c9416a043ca629f635eb9b3c6a13cfb787f017558a50eedd707b28859fd15570c1f
SSDEEP

384:cUeRu6bcUahr1AgdGgs8jMaztTLPAuz68MMv07X:QLwUK1AgdGgs8jJO8ts7X

Score

1^/10

Malware Config

Signatures

Modifies Internet Explorer settings 1 TTPs 34 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000580e1c8c6faee54b80ab28599b83677c0000000002000000000010660000000100002000000002c1004d388bb163b30f967c0bcc50fd5f7603bfd340767788061da6cbb87eef000000000e8000000002000020000000ec19f0ca958eecbe92c06e2e113bed029680eddfab2c700a28b14f71cacf920f2000000082c50bdaa350197af242f2ccac2403a76d3ea89baf235fbe378f307258db39c140000000acf7fa10e44c3c79f01129a8901fe1191c50aba2d08e219a10f89018da803de772f891e473b9bdf66ebdd81659e4f3a02631cc0de3dd8088f6ee9f7215dfd4cd	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\SearchScopes	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{4FF85E41-ACD6-11EE-976F-DECE4B73D784} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\SearchScopes\DownloadRetries = "2"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 20d9052ee340da01	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2668	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2668	iexplore.exe
2668	iexplore.exe
2424	IEXPLORE.EXE
2424	IEXPLORE.EXE
2424	IEXPLORE.EXE
2424	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2668 wrote to memory of 2424	2668	iexplore.exe	18
PID 2668 wrote to memory of 2424	2668	iexplore.exe	18
PID 2668 wrote to memory of 2424	2668	iexplore.exe	18
PID 2668 wrote to memory of 2424	2668	iexplore.exe	18

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\4729b27bee62e008a51cf69749bdb53f.html
1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2668
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2668 CREDAT:275457 /prefetch:2
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  PID:2424

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\MetaData\94308059B57B3142E455B38A6EB92015

Filesize
344B

MD5
f17b91dbc03a944060428b1f56fcf1e0

SHA1
09039d4eb27f26f813ca141dc5ed09bf41140847

SHA256
df21e52fc6671340d1209c400e2c8cb7310db0280b9dbbd7387c6638b7c05ab8

SHA512
1635a40b543bbbf347fc41cddf12bbbf8187d8898fa23f9222247d194bd8c9b832c2ae5733b0b5d0f40a2b05fdc336a751b5e9d3af1379a3c285dd0f93946a8a

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

Filesize
344B

MD5
6288060cf68a592209e360462a1c3afa

SHA1
1ae1ee5b988e8ba1c1303eac506d69d295249ef5

SHA256
1d99edebd474f758fed271cdc5a89de3de1eb1c658b878983edea40e5702146b

SHA512
648358b637c3d65c954a834d2f0aed17198b66a6e55585ff1d14539bd49b101140a898e1d028360c170ba8bb96808b12a4b32034d5485f6e0fca051bdfdae10b

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

Filesize
344B

MD5
7cd67411e4a2ab0ad2cba30fed8b739f

SHA1
8361fde4765750619d23fd4222cbeb3c9687a079

SHA256
9928669dd98ad7c3db7e90109b8bb4e44941b0370d3cbac971d68c2887b46f36

SHA512
9050ac340ce9165c5bff3ed2166f103be5bb5c870911c1d033f4870a34f9c7f0a5129c735ed63340025f29376fdf9ec1674b16d1946320d9140694d6bf9cc981

Download Submit
C:\Users\Admin\AppData\Local\Temp\Cab894E.tmp

Filesize
65KB

MD5
ac05d27423a85adc1622c714f2cb6184

SHA1
b0fe2b1abddb97837ea0195be70ab2ff14d43198

SHA256
c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

SHA512
6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar8CCA.tmp

Filesize
94KB

MD5
e1abb863db1d0b032f62f49ed58f27b4

SHA1
c093c3fcc224d95488b8f301ba7befddf5425ffd

SHA256
64767e64fe26c4d639115c43832dcc7fbabebed613ad09c4f6bfb7d1a87a04c0

SHA512
838353a9133a71e6783aff54804d85c460c54babaa975632eac28328d92881bdae5d6b73eda28dd8121488fb71922de04ca504f69b2000a547717fa1e051b06d

Download Submit