107bb526c374d6fd9f45317c0c16e83ab50076f2bcd630caf3d6794596fae69b

Analysis

max time kernel
76s
max time network
148s
platform
windows7_x64
resource
win7-20220901-en
resource tags

arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
submitted
12/02/2023, 02:39

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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 36 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "382934599"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{9970B8C1-AA7E-11ED-AE24-CE372EDB0509} = "0"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000077e729bcbbbb54c98b938fe9824c0f6000000000200000000001066000000010000200000003956e2c15ebb49ce208708ffac2549aec6797ce01208fffdcb3b9072b0fadaad000000000e80000000020000200000003e51970bc7bd7d52e0bbfe9507e56d85d23ab451e286e00487cbb176a647778e20000000b89a0c7053eb5c88f735aacd4e7fb975e34755c7112864719c78c82f9fe2ba6840000000f56d15150460f2200b80f1b782588cdffd0cc7c5d2adf445e4253cbfb7f7e68ea32df39c30124b8e6597228541ddbfe093c488503c624eae49eb394595c37456	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 30f19f768b3ed901	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
952	iexplore.exe

Suspicious use of SetWindowsHookEx 7 IoCs

pid	Process
952	iexplore.exe
952	iexplore.exe
1328	IEXPLORE.EXE
1328	IEXPLORE.EXE
1328	IEXPLORE.EXE
1328	IEXPLORE.EXE
1328	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2044 wrote to memory of 952	2044	SKlauncher 3.0.exe	27
PID 2044 wrote to memory of 952	2044	SKlauncher 3.0.exe	27
PID 2044 wrote to memory of 952	2044	SKlauncher 3.0.exe	27
PID 2044 wrote to memory of 952	2044	SKlauncher 3.0.exe	27
PID 952 wrote to memory of 1328	952	iexplore.exe	29
PID 952 wrote to memory of 1328	952	iexplore.exe	29
PID 952 wrote to memory of 1328	952	iexplore.exe	29
PID 952 wrote to memory of 1328	952	iexplore.exe	29
PID 952 wrote to memory of 1328	952	iexplore.exe	29
PID 952 wrote to memory of 1328	952	iexplore.exe	29
PID 952 wrote to memory of 1328	952	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:2044
- 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:952
- - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
    "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:952 CREDAT:275457 /prefetch:2
    3⤵
    - Modifies Internet Explorer settings
    - Suspicious use of SetWindowsHookEx
    PID:1328

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\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
61bf17c710ca084b3b78a812f509d2ac

SHA1
19ec0d8643f43bedbe3fadb77523926292602b38

SHA256
2d157e6bf36893629801f93fcaea1ddaebd4e17f88f898f292edb898652bd88e

SHA512
8d5cea5431db216447c6c507b8500839768c484dd7a26b82afcf137f7d7841cfcffb7f823468ac3dfe37a9a683ce0f3ced3e8ed90676f03cd9ef956ae0eef1db

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\imagestore\309axvf\imagestore.dat

Filesize
7KB

MD5
88dc369d7b0e1c761a3ae4f238472161

SHA1
5287a9fca3432504aa556695b316a72091c71d01

SHA256
df3e79edc0c0aaca6af540ed11e9df3bf95e4b7a17f2b8a0b1aa5c0662aec464

SHA512
445a999238f1249a74c36199ae32e76b39e56d734a947d7d320c21c6bf6ea025b3d5f7632f28c57c992f93e76cb268de741a9223c77ea6b887c7a35c7321d92f

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\OV4SQE12.txt

Filesize
607B

MD5
99ec4183f44993dc04efee8008ac51f6

SHA1
f9c24186978054de9ec8f9fc9a76a1014f75a2f7

SHA256
211483f5782da6f97a1c82250239c9a9c47ffc9525665e8be24a330d374ab719

SHA512
db0e78558a66ba2b11216078206f80df5f5d0619ef423ce5b1b6f513d8a3b368cd823a29c34826d15f55a63d7191adc3a31c548baeab18308be15a20adb799cb

Download Submit
memory/2044-54-0x0000000075A11000-0x0000000075A13000-memory.dmp

Filesize
8KB

Download