05e2eecbb6b1effa3d1662c538d912b846639bb14e5b7c03f18a69ce41e885e4

Analysis

max time kernel
136s
max time network
160s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
07-04-2023 21:00

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General

Target

Debug/Bunifu.UI.WinForms.BunifuToolTip.xml
Size

589KB
MD5

fe24227f604dfe994d6bb0f032f153ff
SHA1

afe97bcf55cbd0e5f7e2ef4061503cffe8e5a7d2
SHA256

4722e12176771d2e30bef009ed89c587880b1a5e0d136e89ac4367dabc085eaf
SHA512

62954251143f8dd7e187d30ca10d81ff4c6b8be8306ad7198045aa28f4eef44d8e3cfaa69ef2855292d7581982a46f65e650d0359413dd25cda2bfbaff8ec7dd
SSDEEP

6144:2T3Zr+svw2YXxIGWTnGQJIUA4wa5rTfrxsI8j2GoEpTn8DSqAQLmawIzuxV8UVTS:cW2

Score

1^/10

Malware Config

Signatures

Modifies Internet Explorer settings 1 TTPs 39 IoCs

adware spyware

Modify Registry

T1112

Processes:

iexplore.exeIEXPLORE.EXE

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31025572"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 00000ae9a469d901	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3793819271"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3832100857"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31025572"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "3793819271"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{0D74CC86-D598-11ED-BDA1-F6AC10968584} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = e0391de9a469d901	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "387673434"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\IESettingSync\SlowSettingTypesChanged = "2"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31025572"	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb010000000eb827cf93ddd146af8365c0e3ca130200000000020000000000106600000001000020000000d70ae00937c5d784cae7524ded0f7d64a1f620a9223b139449c62935bfe42ce0000000000e8000000002000020000000553b3a4dcc113a26c47a8a778595dc7ca81ec7233f1d675f4feb50b96ef30e9220000000eef2e42541f4139feeb7d546fe241c33e3c960aaca428ba28931a499a9e147324000000028128723a2d7d3caec5334958f964940d1eb6efd4be322f62bbeb52a9eb02d6a261f7f2f95c7773e1259db27014fb2d4780c27a8325a227224782f47b17e94ad	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Software\Microsoft\Internet Explorer\IESettingSync	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb010000000eb827cf93ddd146af8365c0e3ca130200000000020000000000106600000001000020000000c06686331c3adf51b615f98f6964ad3f7c4c0f093dc7a5fcf0af47e28389915d000000000e80000000020000200000000dd8ab1560f7555b432ffde52387b570e8b2ec3f660df9a957abc763b8d3729820000000619f8a9518f2f91071b3bd770f9874b85f7aaebb4c0192a326cdf26696a25240400000002517aad3f90e8fe3646770416c04c19031627f5dbeb2fc0859c6ceb1ebf777782d028a36f502edd24e91997165a0b3fea4a38476d52d63dfdbd1b42b93c059cf	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

iexplore.exe

pid process

840 iexplore.exe
Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

iexplore.exe

pid process

840 iexplore.exe
Suspicious use of SetWindowsHookEx 6 IoCs

Processes:

iexplore.exeIEXPLORE.EXE

pid process

840 iexplore.exe
840 iexplore.exe
3352 IEXPLORE.EXE
3352 IEXPLORE.EXE
3352 IEXPLORE.EXE
3352 IEXPLORE.EXE

pid	process
840	iexplore.exe

pid	process
840	iexplore.exe

pid	process
840	iexplore.exe
840	iexplore.exe
3352	IEXPLORE.EXE
3352	IEXPLORE.EXE
3352	IEXPLORE.EXE
3352	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 5 IoCs

Processes:

MSOXMLED.EXEiexplore.exe

description	pid	process	target process
PID 1880 wrote to memory of 840	1880	MSOXMLED.EXE	iexplore.exe
PID 1880 wrote to memory of 840	1880	MSOXMLED.EXE	iexplore.exe
PID 840 wrote to memory of 3352	840	iexplore.exe	IEXPLORE.EXE
PID 840 wrote to memory of 3352	840	iexplore.exe	IEXPLORE.EXE
PID 840 wrote to memory of 3352	840	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\Debug\Bunifu.UI.WinForms.BunifuToolTip.xml"
1⤵
- Suspicious use of WriteProcessMemory
PID:1880

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\Debug\Bunifu.UI.WinForms.BunifuToolTip.xml
2⤵
- Modifies Internet Explorer settings
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:840

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:840 CREDAT:17410 /prefetch:2
3⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:3352

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\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize
471B

MD5
ad32aa47616da408c11598c338c55c28

SHA1
fa8d673203cd0f60297e8d79d3c0e8fbdd7bf5f7

SHA256
df8c7c79de024eda85d6154d61dd305c6a7ff5c9736c32e5ebee9a8aecff3cf2

SHA512
f01c954f1c42edf6c74e9f71bfa2baf4cc79d1ce9bce50425667f565734dc79632436821de49e3cf40e4551733a1332b54d0110b9a930de8926c94b244148353

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize
434B

MD5
dab8370af890384859f87fd867ce8b57

SHA1
c24d2e48e2c06af8d8fe27fcbfa5ccc835c3c471

SHA256
c5c65f1282eec2468333335ce4a18e1169777bca1793fa0aee684a97d4efae1e

SHA512
773a3f767cc346d1cd06ae8bd0434942f4710feaf2828b7b2899a254ad265f7d8d796054039ffceb8a08d068c428bd4787c828679b04f5332f23f7211a610d04

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\Y624AVVJ\suggestions[1].en-US
Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit
memory/1880-133-0x00007FFA6EA70000-0x00007FFA6EA80000-memory.dmp

Filesize
64KB

Download
memory/1880-134-0x00007FFA6EA70000-0x00007FFA6EA80000-memory.dmp

Filesize
64KB

Download
memory/1880-135-0x00007FFA6EA70000-0x00007FFA6EA80000-memory.dmp

Filesize
64KB

Download
memory/1880-136-0x00007FFA6EA70000-0x00007FFA6EA80000-memory.dmp

Filesize
64KB

Download
memory/1880-137-0x00007FFA6EA70000-0x00007FFA6EA80000-memory.dmp

Filesize
64KB

Download
memory/1880-138-0x00007FFA6EA70000-0x00007FFA6EA80000-memory.dmp

Filesize
64KB

Download
memory/1880-139-0x00007FFA6EA70000-0x00007FFA6EA80000-memory.dmp

Filesize
64KB

Download
memory/1880-140-0x00007FFA6EA70000-0x00007FFA6EA80000-memory.dmp

Filesize
64KB

Download
memory/1880-141-0x00007FFA6EA70000-0x00007FFA6EA80000-memory.dmp

Filesize
64KB

Download