hxxps://rakutengos[.]top/

Analysis

max time kernel
135s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
15/06/2023, 11:17

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General

Target

https://rakutengos.top/

Score

1^/10

Malware Config

Signatures

Modifies Internet Explorer settings 1 TTPs 53 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\rakutengos.top\Total = "14"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb010000001b415d9a77e6294dadae769b08971f540000000002000000000010660000000100002000000006312366a0caf9dd600859e41700e24be1b95bbfe91f309f46b80358626dc7d8000000000e8000000002000020000000409467cd803cbe4ef2482ef9769682fed23cc9f678c4ad841a151b0035935dab20000000fd512ee938a45b29cffaa99628dfd1a40ee5c5ba846e40d58e9ff2cb881829d2400000003dc7931d60d4efc0f5b063ab7ffcc2e1723801a5ab850654cd793d40d48cd916f0d5a2e45b6972391db51160e6ed7dd2f77e676de7fcf06ba7356e7d887a3361	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\rakutengos.top\Total = "0"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\rakutengos.top\ = "14"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\rakutengos.top\NumberOfSubdomains = "1"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\rakutengos.top\ = "30"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Software\Microsoft\Internet Explorer\IESettingSync	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\IESettingSync\SlowSettingTypesChanged = "2"	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "109811856"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\rakutengos.top	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb010000001b415d9a77e6294dadae769b08971f5400000000020000000000106600000001000020000000eae5c6e12f88b128a56100cb2cfaccfe0b7092a38e0eea39eb4a3d5d670b1f85000000000e80000000020000200000000ca41b46e9a0288b56bc8152bcbb07c1b244d5beff2af9290ae4b4451e399742200000002d273c954a2d101a783b9807f63079f9727defd2fd9febf1c7b1db2668372b2640000000f1b9274242f3c29a80af32bf2bad049b3caee96ece462e2b4c560422efdb77d4c81e6d544aa04abcf4f0abe9eabe86d74ab983a188ae929638d62b6bb883b099	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31039355"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "393592815"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\rakutengos.top\ = "0"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\Total\ = "14"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{2BDE1038-0B6E-11EE-BDA1-C2E0088FA829} = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\rakutengos.top\Total = "30"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\Total\ = "0"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = d068f20b7b9fd901	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Software\Microsoft\Internet Explorer\DOMStorage\Total	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "12623750"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31039355"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31039355"	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 90c5070c7b9fd901	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Software\Microsoft\Internet Explorer\DOMStorage\rakutengos.top	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\Total\ = "30"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "12623750"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppModel\Deployment\Package\*\S-1-5-21-4238149048-355649189-894321705-1000\{D75F38D7-F299-4C21-B97B-0BF1C81A0336}	IEXPLORE.EXE

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
4968	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4968	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
4968	iexplore.exe
4968	iexplore.exe
4156	IEXPLORE.EXE
4156	IEXPLORE.EXE
4156	IEXPLORE.EXE
4156	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4968 wrote to memory of 4156	4968	iexplore.exe	82
PID 4968 wrote to memory of 4156	4968	iexplore.exe	82
PID 4968 wrote to memory of 4156	4968	iexplore.exe	82

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" https://rakutengos.top/
1⤵
- Modifies Internet Explorer settings
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4968
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4968 CREDAT:17410 /prefetch:2
  2⤵
  - Modifies Internet Explorer settings
  - Modifies registry class
  - Suspicious use of SetWindowsHookEx
  PID:4156

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\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

Filesize
471B

MD5
82b6e24e9d7fe90d647b5b81389401b3

SHA1
51f3af35027bc77cf6912e6dd3d6cc3289c19c55

SHA256
3483fda8fbc0fa1d77780c1c46e372c3bc834a45b19d149d0dbc8c2fba26322d

SHA512
3454b31c7111bdc0cf6ec133ef1dd6755abf0b006f77341b904fbb8ad25a81b548accc510f1590c2a3955f5bf86f8b023404e1acb9d2b028bb29067848936f7d

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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

Filesize
404B

MD5
79a7c6f237c13742c52cb8d6035f74e9

SHA1
a312e9f8b925fcce828ad9fd1e455f4ec08b8de6

SHA256
93ab8702e76b6e0bd85b09e50e5aba9687a9c5bc1d03beb063ba09a905251463

SHA512
41d82472e7ac3c4d1e80153a5bb018871730556d227067d2a717c7f68f4238f839dc76ccde51c3d3b1bee6c7e449103465bcd07a2882ba16562b1a3de7489dbe

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\imagestore\q7s3h6i\imagestore.dat

Filesize
18KB

MD5
20a09c1334f6c93712570b4bcae1335a

SHA1
945a5d7793e4a555a73927a1acc31e55c546a2e5

SHA256
1e576d77927a7d1c8637a8736ad1f58f1131b4da9b7ed83aa98b8fe61e669ccf

SHA512
c6193603ed540d93536cd8f7fd1f0372bedcca5a229cba974cafe283e007dae0183d4c6f45b19916cfd77dfa254e02b8a0472e247d3874b2b637d222dca8272b

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\0BMP3ERH\6TvO2X4LyOjLPzH0hFdesyhVlZaTH29JsDmNKIGO[1].png

Filesize
17KB

MD5
1fd1b71fc6e2657afd8093fd2e8e8a43

SHA1
42320beb36e6cd7d991c77ace66341f0c821a8ae

SHA256
5a8dafd3b2420a1f91ad55a68c323f7617614ec68bd6362893c05b31d2a383bb

SHA512
9067e9dac9a85831a4a9acc807a45eea2eb1f58982213abf100b45d4ab50757e9c6bda292e2201ab7493af16d61bd2e3f1846807ecb3c26be8b63ea3a9f5a210

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\Y624AVVJ\suggestions[1].en-US

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit