107bb526c374d6fd9f45317c0c16e83ab50076f2bcd630caf3d6794596fae69b

Analysis

max time kernel
109s
max time network
154s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
12-02-2023 07:30

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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

3^/10

Malware Config

Signatures

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Modifies Internet Explorer settings 1 TTPs 34 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{B8402661-AAAF-11ED-8FA0-42A98B637845} = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000071d8f5cbec35cc4f8ecaa8827663a1d30000000002000000000010660000000100002000000048e3afc5a494d61cf42c0e774c7dffadf0b1807adb2190a62f0f531d1102b897000000000e8000000002000020000000ab8f531a20b091bbc4a09c2f9e122fd65b5f4f8577f4ee83f9e291ee8985c21120000000120fae0cc20dce71b2aafd63990eb84ee4638d6c2d3c30f1f8c1ff8dd8b40bb64000000058ff8ead5734e16638c013b3a6d7c175446c524981c362a529819c31f382d487e4bdfd5e47d51181c217ad4daefaf1c94b779220ac0b0ce8f0bc3976dc81073c	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 204052aebc3ed901	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "382955706"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2012	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2012	iexplore.exe
2012	iexplore.exe
1160	IEXPLORE.EXE
1160	IEXPLORE.EXE
1160	IEXPLORE.EXE
1160	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1816 wrote to memory of 2012	1816	SKlauncher_3.0.exe	27
PID 1816 wrote to memory of 2012	1816	SKlauncher_3.0.exe	27
PID 1816 wrote to memory of 2012	1816	SKlauncher_3.0.exe	27
PID 1816 wrote to memory of 2012	1816	SKlauncher_3.0.exe	27
PID 2012 wrote to memory of 1160	2012	iexplore.exe	29
PID 2012 wrote to memory of 1160	2012	iexplore.exe	29
PID 2012 wrote to memory of 1160	2012	iexplore.exe	29
PID 2012 wrote to memory of 1160	2012	iexplore.exe	29
PID 2012 wrote to memory of 1160	2012	iexplore.exe	29
PID 2012 wrote to memory of 1160	2012	iexplore.exe	29
PID 2012 wrote to memory of 1160	2012	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:1816
- 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:2012
- - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
    "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2012 CREDAT:275457 /prefetch:2
    3⤵
    - Modifies Internet Explorer settings
    - Suspicious use of SetWindowsHookEx
    PID:1160

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\PE9V3XC7.txt

Filesize
606B

MD5
087b02899b3049937f40d9107ed7bfbc

SHA1
4c87f6fc7852134bffbf00bb6e223fc29908bf3e

SHA256
68ca451038c3b098b8d5a6c843f6fa14471eeb7da5e9f285aa8ca6ec8f668941

SHA512
87c11c3eb56c62d7de4679f71077804f3705084a75b0986aa9c1ee1d73179b0b9c63b81eb1bf5f739624a740602cc8feacef738556b2bd27094d90c6c4343b4e

Download Submit
memory/1816-54-0x00000000756A1000-0x00000000756A3000-memory.dmp

Filesize
8KB

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