107bb526c374d6fd9f45317c0c16e83ab50076f2bcd630caf3d6794596fae69b

Analysis

max time kernel
122s
max time network
163s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
03-02-2023 19:14

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General

Target

SKlauncher 3.0.exe
Size

1.2MB
MD5

32c7e3347f8e532e675d154eb07f4ccf
SHA1

5ca004745e2cdab497a7d6ef29c7efb25dc4046d
SHA256

107bb526c374d6fd9f45317c0c16e83ab50076f2bcd630caf3d6794596fae69b
SHA512

c82f3a01719f30cbb876a1395fda713ddba07b570bc188515b1b705e54e15a7cca5f71f741d51763f63aa5f40e00df06f63b341ed4db6b1be87b3ee59460dbe2
SSDEEP

24576:Dh199z42ojP6a7HJlF9eu5XFQZSIZeNGdmEE8H17UBcegl:R9zbgH3euNFQZr/oEE892cfl

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-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\SearchScopes	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\SearchScopes\DownloadRetries = "2"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "382220304"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000256ed27e8919d04f83812f84ee5c95da000000000200000000001066000000010000200000009966eb9ad390682df71db7d0cd827269be888157379f0cb942bc17f059ac5856000000000e8000000002000020000000af598d4741a21178eb1301651159d43b8423e5e42e9274c33d820f081a217dec200000000ec043f2d799a92c01afef18510b23d184272db191e79d4f310bcfcc4970951640000000c2fd68f795ba3647efec2695645480558f405c655f6fe448ab20de5c00928cce7912a37499eec81926a7498963f347629d0df15edf52842ab536954d152489c9	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{73DB20D1-A3FF-11ED-9431-E233F62F3A57} = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 00c650790c38d901	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1980	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1980	iexplore.exe
1980	iexplore.exe
476	IEXPLORE.EXE
476	IEXPLORE.EXE
476	IEXPLORE.EXE
476	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2040 wrote to memory of 1980	2040	SKlauncher 3.0.exe	28
PID 2040 wrote to memory of 1980	2040	SKlauncher 3.0.exe	28
PID 2040 wrote to memory of 1980	2040	SKlauncher 3.0.exe	28
PID 2040 wrote to memory of 1980	2040	SKlauncher 3.0.exe	28
PID 1980 wrote to memory of 476	1980	iexplore.exe	30
PID 1980 wrote to memory of 476	1980	iexplore.exe	30
PID 1980 wrote to memory of 476	1980	iexplore.exe	30
PID 1980 wrote to memory of 476	1980	iexplore.exe	30
PID 1980 wrote to memory of 476	1980	iexplore.exe	30
PID 1980 wrote to memory of 476	1980	iexplore.exe	30
PID 1980 wrote to memory of 476	1980	iexplore.exe	30

C:\Users\Admin\AppData\Local\Temp\SKlauncher 3.0.exe
"C:\Users\Admin\AppData\Local\Temp\SKlauncher 3.0.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2040
- C:\Program Files\Internet Explorer\iexplore.exe
  "C:\Program Files\Internet Explorer\iexplore.exe" https://adoptium.net/
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1980
- - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
    "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1980 CREDAT:275457 /prefetch:2
    3⤵
    - Modifies Internet Explorer settings
    - Suspicious use of SetWindowsHookEx
    PID:476

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
fc4666cbca561e864e7fdf883a9e6661

SHA1
2f8d6094c7a34bf12ea0bbf0d51ee9c5bb7939a5

SHA256
10f3deb6c452d749a7451b5d065f4c0449737e5ee8a44f4d15844b503141e65b

SHA512
c71f54b571e01f247f072be4bbebdf5d8410b67eb79a61e7e0d9853fe857ab9bd12f53e6af3394b935560178107291fc4be351b27deb388eba90ba949633d57d

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

Filesize
342B

MD5
40b151287640c73dba924e34dbbc65e0

SHA1
ec56935c1ade409b045f1d2d2534cae99e0c9b25

SHA256
1022b53ef93a90042a499181b59d6cb0b6be835e6396e9955721b401177b3baa

SHA512
6c6d83ffb7c717aeb9263c3aca89ce37b993aa2a62d2a43e4c987d8e0b522cb4d39345176f3773a46532397b3bad5d0294c479e7ddea47998edb951269c5998e

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\44YEHHYO.txt

Filesize
604B

MD5
53f7211f574444e45f150af300ebed6e

SHA1
880472053542ea0a9e3bece837df2144feb0c303

SHA256
2de652aa584dcdfba838bf87f449f47e84b7912287f4075f51528a6c5667984c

SHA512
ea69c8bcb22fe093c584919d63f4f5eff914684bbf46f835b49b79d70da32f658cc6092bcdebef7934c0feb0e24629e225ed43d6ec3c1cfcac543d34bceb71c0

Download Submit
memory/2040-54-0x00000000767B1000-0x00000000767B3000-memory.dmp

Filesize
8KB

Download