107bb526c374d6fd9f45317c0c16e83ab50076f2bcd630caf3d6794596fae69b

Analysis

max time kernel
126s
max time network
119s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
11-02-2023 20:55

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

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 34 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{F5DA28D1-AA56-11ED-A50E-C6457FCBF3CF} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "382917585"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb010000009e1ebe43b5c06d468bdefbb148747ed200000000020000000000106600000001000020000000fe94c80cd05e92280f408dfc66a5d9b2e8075bc22e2fbd6eac3b7848d9cf5608000000000e80000000020000200000002a8de0baaef596db4246cfaee62848ddf8713ab2cd87876ad0e5a0316444241620000000f83fedd646edd7f3b26373ec070f8e80da13b186c7f5c57c3e34ec4de81dd47240000000131de79104348628d224d8c9211d42850f7d39ab615a2fef938182a744aeb51599d160ab30f1514a7b1cf46a136e08316b737a24ba858c4515db5b922e7f7ef1	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 70ecf8f0633ed901	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1092	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1092	iexplore.exe
1092	iexplore.exe
1772	IEXPLORE.EXE
1772	IEXPLORE.EXE
1772	IEXPLORE.EXE
1772	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1496 wrote to memory of 1092	1496	SKlauncher 3.0.exe	27
PID 1496 wrote to memory of 1092	1496	SKlauncher 3.0.exe	27
PID 1496 wrote to memory of 1092	1496	SKlauncher 3.0.exe	27
PID 1496 wrote to memory of 1092	1496	SKlauncher 3.0.exe	27
PID 1092 wrote to memory of 1772	1092	iexplore.exe	29
PID 1092 wrote to memory of 1772	1092	iexplore.exe	29
PID 1092 wrote to memory of 1772	1092	iexplore.exe	29
PID 1092 wrote to memory of 1772	1092	iexplore.exe	29
PID 1092 wrote to memory of 1772	1092	iexplore.exe	29
PID 1092 wrote to memory of 1772	1092	iexplore.exe	29
PID 1092 wrote to memory of 1772	1092	iexplore.exe	29

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:1496
- 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:1092
- - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
    "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1092 CREDAT:275457 /prefetch:2
    3⤵
    - Modifies Internet Explorer settings
    - Suspicious use of SetWindowsHookEx
    PID:1772

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

Loading Replay Monitor...

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
3aecf4966b7d9cb572cf5dc371b57326

SHA1
cddf471bbb5f351e1e5af62f3848e95d04233c82

SHA256
fdafae2ad084fcc0ea4b40fa1399584d9ddf0cbb47daa8161fccee99830210ff

SHA512
ddf5903ce26b73404676dfbe64b1bf00286ffb4e77c7d76229484358a33ab040a70eb083c02e046a35ff425889af87f2128fa95301fb6d9594f5a441d274e9bc

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\S4YTULXW.txt

Filesize
607B

MD5
62bec25fd2909025a0f6fb758842c1c3

SHA1
3730b17778f93868ce81aacc41f40f498eb6b23b

SHA256
0ba5805254c1ba8fa20e2a1cdfdda572fe7beebb692cff8c9d1fe72eb5e9f920

SHA512
a430fb32a2c2d37fe7e4fa1ed6b6d95a39e15f0cc93529ff47fe386b5efddb2f57056ba18a8e8695a1609a55272029b7da184b17f62a8e4fc038672ffd7657a9

Download Submit
memory/1496-54-0x00000000761F1000-0x00000000761F3000-memory.dmp

Filesize
8KB

Download