fb5dae89d534a06563640a2b766d0e194092aa3e840f0a285d6cc4dec54f060e

Analysis

max time kernel
181s
max time network
320s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
10-12-2022 05:06

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General

Target

SoftInstall/About/ExternalBoot.xml
Size

2KB
MD5

ada14c9e12ebb088628c86ada31184e6
SHA1

a2578366538e3de9ea2c047372217a3ff3ff25fb
SHA256

4bd2d8e664271482adfdb53411298577d2bb7c5cf18a6fff30fd8f40abb17ff4
SHA512

147a0d77b2c8e66a97d22e62d15248fc93c0a82d8529628a9612c7aac7dc48ccb3ca8fda317ccc0372e0c9001e8cdf8fa8d12e47d84412df3ddee0b1bebbd93f

Score

1^/10

Malware Config

Signatures

Modifies Internet Explorer settings 1 TTPs 34 IoCs

adware spyware

Modify Registry

T1112

Processes:

iexplore.exeIEXPLORE.EXE

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\IESettingSync\SlowSettingTypesChanged = "2"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "4073883632"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000f15d2aef1858a44c9838c6ad9bfd58a8000000000200000000001066000000010000200000009fee19939e947cfeb46e282270075bc8cb4115f186b86f306548ae9a852a4450000000000e8000000002000020000000493ba05d4cc7d22f066cfae11552d116faa886b4e334b3594904ccadc7ff63d5200000004102a9ed02f9ad67bc0853db007a205f07280d5bf2169d17dfd747a8cf43a05740000000347b552674d29c1c2f797ae9cfad8e5c132a90caf8a3c5a61b926bc6b9febca90c49b3b6cf615a0c8403e3cd87259ec25a31dcc0108a71fe34467dc768c7f3dc	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\IESettingSync	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 9088fef6550cd901	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000f15d2aef1858a44c9838c6ad9bfd58a800000000020000000000106600000001000020000000cab17bda5429e000a1c371988c17dc25b4cda3c2311b48a737b94210ae150f92000000000e8000000002000020000000a827183e260c06edf5cbd9b827cbe8bb889f1dd96f3c48faf98078779e4363de200000003402869a18a9a6a55088de881b5ad6699831f6b2094ecb1a21a3695be24a52f940000000f6b71e98d949bd9d3e3509235d70dfac1c864ad11b141a159ff5efa9302fa5a73fa27bd05e94663ff2f51cafb972c823d6965410eb94823a1a19fe186b556376	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "4073883632"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31001685"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "4112477931"	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 802508f7550cd901	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31001685"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{1DBAF465-7849-11ED-A0EE-E289BC6C3020} = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "376810979"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31001685"	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

iexplore.exe

pid process

2604 iexplore.exe
Suspicious use of SetWindowsHookEx 6 IoCs

Processes:

iexplore.exeIEXPLORE.EXE

pid process

2604 iexplore.exe
2604 iexplore.exe
816 IEXPLORE.EXE
816 IEXPLORE.EXE
816 IEXPLORE.EXE
816 IEXPLORE.EXE

pid	process
2604	iexplore.exe

pid	process
2604	iexplore.exe
2604	iexplore.exe
816	IEXPLORE.EXE
816	IEXPLORE.EXE
816	IEXPLORE.EXE
816	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 5 IoCs

Processes:

MSOXMLED.EXEiexplore.exe

description	pid	process	target process
PID 1816 wrote to memory of 2604	1816	MSOXMLED.EXE	iexplore.exe
PID 1816 wrote to memory of 2604	1816	MSOXMLED.EXE	iexplore.exe
PID 2604 wrote to memory of 816	2604	iexplore.exe	IEXPLORE.EXE
PID 2604 wrote to memory of 816	2604	iexplore.exe	IEXPLORE.EXE
PID 2604 wrote to memory of 816	2604	iexplore.exe	IEXPLORE.EXE

C:\Program Files\Microsoft Office\Root\VFS\ProgramFilesCommonX64\Microsoft Shared\Office16\MSOXMLED.EXE
"C:\Program Files\Microsoft Office\Root\VFS\ProgramFilesCommonX64\Microsoft Shared\Office16\MSOXMLED.EXE" /verb open "C:\Users\Admin\AppData\Local\Temp\SoftInstall\About\ExternalBoot.xml"
1⤵
- Suspicious use of WriteProcessMemory
PID:1816

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\SoftInstall\About\ExternalBoot.xml
2⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2604

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2604 CREDAT:17410 /prefetch:2
3⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:816

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

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Downloads

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

Filesize
471B

MD5
2e02780939de763a8bb3e91dfbf21980

SHA1
47e818dcbc1d307b43654dfe3a03b9a7625d9ce4

SHA256
971abb405a443302f8c61627933bd0f46ed6953f5815e298974e6f7532908748

SHA512
51709ae31e885719d848f619c4b3e732b0765a5349484f7c4ca524072a6b0d75f33d3f6c015a0ed4fd188a43d5cc9e0d221d1d7cca5a31a044b73fcbcebbe5fd

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

Filesize
404B

MD5
c74047ba21f65e778b53cbce38f5d917

SHA1
a7928f55f19cff7e8facc36ac8f8bbc8379e309e

SHA256
266e98667d25bc7e978ef8871fd228f1240ffb6ece07d89a5408392de97fe43c

SHA512
bac01d81e1cd3ec408c406dd6ecab21bc84c0e88c862cbc98baf7c3df13f974d55ee2206d65a778101b8f756bae7af1bbadaef2456d1f0fbc998e2057b4b72af

Download Submit
memory/1816-132-0x00007FFC0BFB0000-0x00007FFC0BFC0000-memory.dmp

Filesize
64KB

Download
memory/1816-133-0x00007FFC0BFB0000-0x00007FFC0BFC0000-memory.dmp

Filesize
64KB

Download
memory/1816-134-0x00007FFC0BFB0000-0x00007FFC0BFC0000-memory.dmp

Filesize
64KB

Download
memory/1816-135-0x00007FFC0BFB0000-0x00007FFC0BFC0000-memory.dmp

Filesize
64KB

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memory/1816-136-0x00007FFC0BFB0000-0x00007FFC0BFC0000-memory.dmp

Filesize
64KB

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memory/1816-137-0x00007FFC0BFB0000-0x00007FFC0BFC0000-memory.dmp

Filesize
64KB

Download
memory/1816-138-0x00007FFC0BFB0000-0x00007FFC0BFC0000-memory.dmp

Filesize
64KB

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memory/1816-139-0x00007FFC0BFB0000-0x00007FFC0BFC0000-memory.dmp

Filesize
64KB

Download
memory/1816-140-0x00007FFC0BFB0000-0x00007FFC0BFC0000-memory.dmp

Filesize
64KB

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