adf2482b7b36c11826486065f9551ca69742dbd70915acc1b2d740862fdcd106

Analysis

max time kernel
100s
max time network
141s
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_03.xml
Size

2KB
MD5

b7ed9a96daccc42a4a76ace0f54cedab
SHA1

acf2468b251acce486d4fd736e274eafe96d640d
SHA256

030cb4f718d91020c89e2a1bd1ffdab5d23ca95a69d1a97d9d7424b525d3cb7e
SHA512

f42910b2d89c4c3f739552dcb83534659a889d0dad966ace989cb292683cf01184345de35c3ed500de5fb8dd80dec29d496b82aef2e78f0fe6b762fdf62c7de8

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
Key created	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Internet Explorer\SearchScopes	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "393202272"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Internet Explorer\LowRegistry	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Internet Explorer\Toolbar	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Internet Explorer\SearchScopes\DownloadRetries = "2"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 00a6fdbaed9bd901	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Internet Explorer\PageSetup	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Internet Explorer\Zoom	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Internet Explorer\InternetRegistry	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{E3D8A981-07E0-11EE-BCDD-F2A4F945A9C1} = "0"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Internet Explorer\IntelliForms	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb010000007e6339501442bd449234253e97c1bbd100000000020000000000106600000001000020000000977e81af1c2175d9491abdf308595ca50fadb3b6353e9c54899d9e9c12edcee7000000000e80000000020000200000000ad24958e88cc438960cad1dce2399f78d27366c5ffcb9bf037f443e48080b10200000003cbbfd0ac393f3a2cdac2e09c4f9498dd50f7637ea967a5a11c59f6bea8bae8940000000dfa9a2207b7828f8f38e497ca5c3d83191caded77b43f96d451ec9075fb9857c248633754a48a72fcaa014bcaa72ca68599b8607a4a4d7dae7af4dff25828180	IEXPLORE.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

IEXPLORE.EXE

pid process

1424 IEXPLORE.EXE
Suspicious use of SetWindowsHookEx 6 IoCs

Processes:

IEXPLORE.EXEIEXPLORE.EXE

pid process

1424 IEXPLORE.EXE
1424 IEXPLORE.EXE
1740 IEXPLORE.EXE
1740 IEXPLORE.EXE
1740 IEXPLORE.EXE
1740 IEXPLORE.EXE

pid	process
1424	IEXPLORE.EXE

pid	process
1424	IEXPLORE.EXE
1424	IEXPLORE.EXE
1740	IEXPLORE.EXE
1740	IEXPLORE.EXE
1740	IEXPLORE.EXE
1740	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

MSOXMLED.EXEiexplore.exeIEXPLORE.EXE

description	pid	process	target process
PID 1696 wrote to memory of 1152	1696	MSOXMLED.EXE	iexplore.exe
PID 1696 wrote to memory of 1152	1696	MSOXMLED.EXE	iexplore.exe
PID 1696 wrote to memory of 1152	1696	MSOXMLED.EXE	iexplore.exe
PID 1696 wrote to memory of 1152	1696	MSOXMLED.EXE	iexplore.exe
PID 1152 wrote to memory of 1424	1152	iexplore.exe	IEXPLORE.EXE
PID 1152 wrote to memory of 1424	1152	iexplore.exe	IEXPLORE.EXE
PID 1152 wrote to memory of 1424	1152	iexplore.exe	IEXPLORE.EXE
PID 1152 wrote to memory of 1424	1152	iexplore.exe	IEXPLORE.EXE
PID 1424 wrote to memory of 1740	1424	IEXPLORE.EXE	IEXPLORE.EXE
PID 1424 wrote to memory of 1740	1424	IEXPLORE.EXE	IEXPLORE.EXE
PID 1424 wrote to memory of 1740	1424	IEXPLORE.EXE	IEXPLORE.EXE
PID 1424 wrote to memory of 1740	1424	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_03.xml"
1⤵
- Suspicious use of WriteProcessMemory
PID:1696

C:\Program Files (x86)\Internet Explorer\iexplore.exe
"C:\Program Files (x86)\Internet Explorer\iexplore.exe" -nohome
2⤵
- Suspicious use of WriteProcessMemory
PID:1152

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:1424

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1424 CREDAT:275457 /prefetch:2
4⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1740

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\KTB503AZ\suggestions[1].en-US
Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit
C:\Users\Admin\AppData\Local\Temp\TarB6DA.tmp
Filesize
164KB

MD5
4ff65ad929cd9a367680e0e5b1c08166

SHA1
c0af0d4396bd1f15c45f39d3b849ba444233b3a2

SHA256
c8733c93cc5aaf5ca206d06af22ee8dbdec764fb5085019a6a9181feb9dfdee6

SHA512
f530dc0d024a5a3b8903ffaaa41b608a5ccdd6da4ba1949f2c2e55a9fca475fec5c8d2119b5763cabe7ef1c3788fb9dcac621869db51d65b1d83cfe404fb4c27

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\3AG7C16K.txt
Filesize
606B

MD5
71cc0df683fc9d8b430aa3565e7dbadd

SHA1
7f8e5bc445593d7156b6699602048728dd74b5a2

SHA256
319f8f80d1f66fa90e26af889ec86f1ebfdbda738457f595cd4370e1da538ab8

SHA512
8f76cb16a2ab1846572d8b85484d33352062e266130bc9533a7c41da01a4b821c10158a009486047cbf148cba6d0d31f7ed99a11b25d539ce8be1c266b4784cc

Download Submit