6c79e3c51c34cc43aa451367592f7ca4b251b75f9e5fdeb52c1f3b9f4e3b2cbe

Analysis

max time kernel
118s
max time network
138s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
05/03/2024, 18:38

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General

Target

rngHCDKa.html
Size

2KB
MD5

774430813926e145190b1b94f337ca0e
SHA1

f401ef6ecba25f0d5a9a60c7ec79628ea5be02fa
SHA256

6c79e3c51c34cc43aa451367592f7ca4b251b75f9e5fdeb52c1f3b9f4e3b2cbe
SHA512

cfeca6d084337141e7dbe62cfed4cf17cce9995070e42edaad4498203f5bee82a48adfe8320c7da2f34968d43b4b258ebc26e33f5ee63fcd566fb5826e965773

Score

1^/10

Malware Config

Signatures

Modifies Internet Explorer settings 1 TTPs 36 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Internet Explorer\SearchScopes	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000fffacc0240230f40b575ac5982df49bd000000000200000000001066000000010000200000005b949911ae85ce2ac90f518db1033f08ee927db5918b6f954dfe00c430942f35000000000e8000000002000020000000c1ce2ac2f3afb5c4a9dac7efc3a432336a3b76a4dc42fc50107d449431229d362000000084d7aaa660baaaf0c66ea3ddbf68bb2e05ab64485649067bc22458e9712005ae400000002a70657807910fa5ac1db60101eece2004d7e1a759ecbcf7abc08bad7d094d73231ed926f151c73247a8b3e3a57c7fc06eed60cbfb0ea55aa11f3e3122c8079e	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = a0eb6b592c6fda01	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "415825761"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{84A902D1-DB1F-11EE-A32A-569FD5A164C1} = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Internet Explorer\SearchScopes\DownloadRetries = "3"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2728	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2728	iexplore.exe
2728	iexplore.exe
2536	IEXPLORE.EXE
2536	IEXPLORE.EXE
2536	IEXPLORE.EXE
2536	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2728 wrote to memory of 2536	2728	iexplore.exe	28
PID 2728 wrote to memory of 2536	2728	iexplore.exe	28
PID 2728 wrote to memory of 2536	2728	iexplore.exe	28
PID 2728 wrote to memory of 2536	2728	iexplore.exe	28

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\rngHCDKa.html
1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2728
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2728 CREDAT:275457 /prefetch:2
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  PID:2536

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\Content\94308059B57B3142E455B38A6EB92015

Filesize
67KB

MD5
753df6889fd7410a2e9fe333da83a429

SHA1
3c425f16e8267186061dd48ac1c77c122962456e

SHA256
b42dc237e44cbc9a43400e7d3f9cbd406dbdefd62bfe87328f8663897d69df78

SHA512
9d56f79410ad0cf852c74c3ef9454e7ae86e80bdd6ff67773994b48ccac71142bcf5c90635da6a056e1406e81e64674db9584928e867c55b77b59e2851cf6444

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

Filesize
344B

MD5
e61e9c6b787b3ae7f23273ad0d356357

SHA1
6f4ed7b18445d61e89dfe65c4c9e0e411ddd576c

SHA256
cac08f4e33e18385d07cf04c4a38c8ee36834a04a3bbf4fceb2ff6a873e613ae

SHA512
d75feb443e2efc1e66f4f7d013a2e29a3476b0047aa043d94f64643e9e22a1fa750388274c428444553dadc5e0c4b6e86269cc19bcd71628316d67044098ba92

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

Filesize
344B

MD5
e95a54b89e83145d600ecf06bff86c42

SHA1
10c2a324c6bb50029c626e847e71ca212bae34c9

SHA256
798b2532aab795e98963f43bbdab086989d94809e7de8c1f672efbe5089335f4

SHA512
e81c82e65d0d61d136ef18e2d01155d625515401822661647c725b2c345e8d508d3eebb8dd5e0b9eac6d2b9e339ccf177745b5b1a40d63e0a139bc667086f4ea

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

Filesize
344B

MD5
498d2cc3b87742460b18cabb95378fb0

SHA1
9230bc04eb74bf126bc7bea65e7b4e9f8bc21061

SHA256
4db0d983bad849ccf5c29c7e10e35404235fdbfdb74acf47d3095ed00437fecb

SHA512
3e48353e47db863ca1d4c7d1e2586cbe252cba498bc764a4c0f7621a582aff24dc4ce3596232949929cbac0341149bfd032044bdecac7cf8ca16647a3bd474a5

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

Filesize
344B

MD5
bb589e9b32f0a242c029a62efa2c4e4d

SHA1
8324be967dd7a4605ff9049be150e8e4a26751de

SHA256
c12511c310d20fba844d05ed6bc20e8702d60fdf7aa49c7cc12572e728e246e7

SHA512
9dc8bda151e6f60c2737783728a4dbcf251a6a05a6a9a746e4e62fce3e91cfe893e973bc0152b25fc5e7ae3cd90977063ef1a118703595d6448ec5343d4e40c8

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

Filesize
344B

MD5
dd1567fd97f3da582bc7d624ac7cad57

SHA1
b819515c57e9a551949e8065bb12b4d4c2c78d8b

SHA256
5c8018f419a0994e260ecbac97f120296c9f61a7aa1b8e7a3db25f717700ca22

SHA512
c774986d229fce2cbd1649eb6f46cd621f904f87be069cc0f6dc75891c6554660d088e9ff841312870c316ebd080705a34b8b85897d1e2cd6af3e344ffd10016

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

Filesize
344B

MD5
1a91e844a736e54f687dfad000b544c9

SHA1
f02e1a7e12c4ffaa7da5e435a65d03f86ae2459b

SHA256
06f523c22ce49420256fc18815a8cc0a3a52a49866a9cfa7d68a41a6b6b1e5a3

SHA512
546a89a8bc0efe5807d38ca430141e5cedc847400525b7e6c505214bdf25e5908073e34bbd4c60410fd5a5becbca54fe82c48ec7e358f2d1d3ce33002c7c9bb2

Download Submit
C:\Users\Admin\AppData\Local\Temp\Cab735F.tmp

Filesize
65KB

MD5
ac05d27423a85adc1622c714f2cb6184

SHA1
b0fe2b1abddb97837ea0195be70ab2ff14d43198

SHA256
c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

SHA512
6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar7681.tmp

Filesize
175KB

MD5
dd73cead4b93366cf3465c8cd32e2796

SHA1
74546226dfe9ceb8184651e920d1dbfb432b314e

SHA256
a6752b7851b591550e4625b832a393aabcc428de18d83e8593cd540f7d7cae22

SHA512
ce1bdd595065c94fa528badf4a6a8777893807d6789267612755df818ba6ffe55e4df429710aea29526ee4aa8ef20e25f2f05341da53992157d21ae032c0fb63

Download Submit