adf2482b7b36c11826486065f9551ca69742dbd70915acc1b2d740862fdcd106

Analysis

max time kernel
100s
max time network
138s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
10-06-2023 22:47

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General

Target

Skull_w_01.xml
Size

2KB
MD5

a89988f0a456c1d1892d9bee7615fef6
SHA1

a21f2bb3d48719b7d760f8e36bd30ed2bbf29b62
SHA256

32efa112a870ce51fd26561e2d37c76ef847bd034af3b67adcad61b1d6ade114
SHA512

3f27b08acda13f2f1f59e56de4ec0822b77b8e3724cd4533fb0f34ece34499ffefe73fd66c57ea475768a14907dfe7a30411dc3f9a112e2151a8caa8764d5a3a

Score

1^/10

Malware Config

Signatures

Modifies Internet Explorer settings 1 TTPs 38 IoCs

adware spyware

Modify Registry

T1112

Processes:

IEXPLORE.EXEIEXPLORE.EXE

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\Zoom	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "393202280"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\PageSetup	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\SearchScopes	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\SearchScopes\DownloadRetries = "2"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\InternetRegistry	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\IntelliForms	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{E87CB621-07E0-11EE-9221-C6A949C40DC2} = "0"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000097997c6cc5a78145ab5e171be701960e00000000020000000000106600000001000020000000781e0e7b5d341762f0073ea186df93ee7c37ff07275485ef997e1c1e4b141293000000000e800000000200002000000061d63eb2006e1754013960acb62bf3ed7c80955870e427d87a26c62e7b773c98200000001570eb5ef44893ce27b6821bab9f5275699a531e371bed3c7f2640ea13f986494000000000c0cedff9dacf95208bfd810b03498bb42f3c449002dae9630431110e4ace416528c059a5f995b7fd3993cc8f67f7d1ec5bb2e0cd96bc86920cccdcba5377d5	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\Toolbar	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = e0968ac1ed9bd901	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\LowRegistry	IEXPLORE.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

IEXPLORE.EXE

pid process

240 IEXPLORE.EXE
Suspicious use of SetWindowsHookEx 6 IoCs

Processes:

IEXPLORE.EXEIEXPLORE.EXE

pid process

240 IEXPLORE.EXE
240 IEXPLORE.EXE
1400 IEXPLORE.EXE
1400 IEXPLORE.EXE
1400 IEXPLORE.EXE
1400 IEXPLORE.EXE

pid	process
240	IEXPLORE.EXE

pid	process
240	IEXPLORE.EXE
240	IEXPLORE.EXE
1400	IEXPLORE.EXE
1400	IEXPLORE.EXE
1400	IEXPLORE.EXE
1400	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

MSOXMLED.EXEiexplore.exeIEXPLORE.EXE

description	pid	process	target process
PID 1216 wrote to memory of 376	1216	MSOXMLED.EXE	iexplore.exe
PID 1216 wrote to memory of 376	1216	MSOXMLED.EXE	iexplore.exe
PID 1216 wrote to memory of 376	1216	MSOXMLED.EXE	iexplore.exe
PID 1216 wrote to memory of 376	1216	MSOXMLED.EXE	iexplore.exe
PID 376 wrote to memory of 240	376	iexplore.exe	IEXPLORE.EXE
PID 376 wrote to memory of 240	376	iexplore.exe	IEXPLORE.EXE
PID 376 wrote to memory of 240	376	iexplore.exe	IEXPLORE.EXE
PID 376 wrote to memory of 240	376	iexplore.exe	IEXPLORE.EXE
PID 240 wrote to memory of 1400	240	IEXPLORE.EXE	IEXPLORE.EXE
PID 240 wrote to memory of 1400	240	IEXPLORE.EXE	IEXPLORE.EXE
PID 240 wrote to memory of 1400	240	IEXPLORE.EXE	IEXPLORE.EXE
PID 240 wrote to memory of 1400	240	IEXPLORE.EXE	IEXPLORE.EXE

C:\Program Files (x86)\Common Files\Microsoft Shared\OFFICE14\MSOXMLED.EXE
"C:\Program Files (x86)\Common Files\Microsoft Shared\OFFICE14\MSOXMLED.EXE" /verb open "C:\Users\Admin\AppData\Local\Temp\Skull_w_01.xml"
1⤵
- Suspicious use of WriteProcessMemory
PID:1216

C:\Program Files (x86)\Internet Explorer\iexplore.exe
"C:\Program Files (x86)\Internet Explorer\iexplore.exe" -nohome
2⤵
- Suspicious use of WriteProcessMemory
PID:376

C:\Program Files\Internet Explorer\IEXPLORE.EXE
"C:\Program Files\Internet Explorer\IEXPLORE.EXE" -nohome
3⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:240

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:240 CREDAT:275457 /prefetch:2
4⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1400

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015
Filesize
62KB

MD5
3ac860860707baaf32469fa7cc7c0192

SHA1
c33c2acdaba0e6fa41fd2f00f186804722477639

SHA256
d015145d551ecd14916270efad773bbc9fd57fad2228d2c24559f696c961d904

SHA512
d62ad2408c969a95550fb87efda50f988770ba5e39972041bf85924275baf156b8bec309ecc6409e5acdd37ec175dea40eff921ab58933b5b5b5d35a6147567c

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\UIC7WQYE\suggestions[1].en-US
Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar80EC.tmp
Filesize
164KB

MD5
4ff65ad929cd9a367680e0e5b1c08166

SHA1
c0af0d4396bd1f15c45f39d3b849ba444233b3a2

SHA256
c8733c93cc5aaf5ca206d06af22ee8dbdec764fb5085019a6a9181feb9dfdee6

SHA512
f530dc0d024a5a3b8903ffaaa41b608a5ccdd6da4ba1949f2c2e55a9fca475fec5c8d2119b5763cabe7ef1c3788fb9dcac621869db51d65b1d83cfe404fb4c27

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\G7RA7KQA.txt
Filesize
608B

MD5
89e28037939980e6503f6356d2ae4986

SHA1
b14cbb3f28f0f747f42d93f21c4028ec2ad67d46

SHA256
bc6e2b45c6ce79ec46a6a6ee073137fb9497b588f7ed8c98e36dba3697e5dbac

SHA512
edc63c8de38d1a69d50c7ca2ff830a2f84e058dfd007d8cc892e3b19d2dcfde2756997ef07739554970bf783462f628772a77cddc128a4dabf27e1a2a0dae4fa

Download Submit