6c8f0778c3e717db0505aa02c6d3b0cd0d25cf8d5210c5ab6aa389a927b855d7

Analysis

max time kernel
603s
max time network
501s
platform
windows10-2004_x64
resource
win10v2004-20220721-de
resource tags

arch:x64arch:x86image:win10v2004-20220721-delocale:de-deos:windows10-2004-x64systemwindows
submitted
24-07-2022 15:09

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General

Target

Document.pdf/App Settings/WorkplaceJoin.xml
Size

1KB
MD5

4a94b4f104af2c09215eb52d7f84f748
SHA1

5c414d468a0b571ca9fec00364dd4e2a185dbe92
SHA256

5fabf5c534f78ce92bf7daa6d4ade2dd61002e689a8246928209bf38d7bf1bee
SHA512

971a7f298fb6ece17bd9e02d636988960b4955ed8c6e44d271f4405e06268b65db6ce396caeeb41113ef2d220418c7c0bd48f3dc5852de76331eec0307516af4

Score

1^/10

Malware Config

Signatures

Modifies Internet Explorer settings 1 TTPs 41 IoCs

adware spyware

Modify Registry

T1112

Processes:

iexplore.exeIEXPLORE.EXE

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-21-2372564722-193526734-2636556182-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "30973825"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2372564722-193526734-2636556182-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{D2CBC658-0B74-11ED-BFB7-E2D23FBA5729} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2372564722-193526734-2636556182-1000\Software\Microsoft\Internet Explorer\IESettingSync	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2372564722-193526734-2636556182-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2372564722-193526734-2636556182-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2372564722-193526734-2636556182-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "30973825"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2372564722-193526734-2636556182-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2372564722-193526734-2636556182-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "2829352543"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2372564722-193526734-2636556182-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2372564722-193526734-2636556182-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2372564722-193526734-2636556182-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2372564722-193526734-2636556182-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2372564722-193526734-2636556182-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000ecbea742cdd51744a22318f0bb77b68200000000020000000000106600000001000020000000bf3169da3118104a213b76e20259fafba9bc62037a91229741a8aaeacc1e5e80000000000e8000000002000020000000d77c4fac7adc12205a7f704f30bcb37ad8b25387215b16d77a2614723ca8bd8e200000001997bbeb0d599c7b74bd6ae60728113724e8f986728b4c82ebb8f099312e5560400000000a01269ef7763f3a3d1b95329866d354d629a0ef654c44477fce2ff6a42259e798e3a86ae1b688979c380c5e6dac69948f00e4c57155b1dcf8b8953fb5924fc3	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2372564722-193526734-2636556182-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2372564722-193526734-2636556182-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "30973825"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2372564722-193526734-2636556182-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2372564722-193526734-2636556182-1000\SOFTWARE\Microsoft\Internet Explorer\IESettingSync\SlowSettingTypesChanged = "2"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2372564722-193526734-2636556182-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "30973825"	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-2372564722-193526734-2636556182-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 103a89a9819fd801	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2372564722-193526734-2636556182-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\de-DE = "de-DE.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2372564722-193526734-2636556182-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2372564722-193526734-2636556182-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2372564722-193526734-2636556182-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2372564722-193526734-2636556182-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2372564722-193526734-2636556182-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-2372564722-193526734-2636556182-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = f09197a9819fd801	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2372564722-193526734-2636556182-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2372564722-193526734-2636556182-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000ecbea742cdd51744a22318f0bb77b682000000000200000000001066000000010000200000001f009362d9ed25a7c35e3257be31100df04637f1d7234a07c1fff373ae3327ef000000000e8000000002000020000000775226241dfec24151eb0701580f0ab8d240bc8aa1d5c0b2118df45661d3ab7f200000006cf47856ff8aaa6185e982aab0644d233a26d1ebe85e8879b1a9cc5827e39c5b400000006d9e19002da9aecdd8bab21d4fb71335377c59e745e5f92b9f817b7728c7f78395b72dd58b882b3d8940177ab8f6f3dda90e473c365a10b63ac315c043470d99	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2372564722-193526734-2636556182-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "3019039518"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2372564722-193526734-2636556182-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3019039518"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2372564722-193526734-2636556182-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "365448166"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2372564722-193526734-2636556182-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2372564722-193526734-2636556182-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2372564722-193526734-2636556182-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2372564722-193526734-2636556182-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2372564722-193526734-2636556182-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2372564722-193526734-2636556182-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2372564722-193526734-2636556182-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2372564722-193526734-2636556182-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2829352543"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2372564722-193526734-2636556182-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2372564722-193526734-2636556182-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

iexplore.exe

pid process

1380 iexplore.exe
Suspicious use of SetWindowsHookEx 6 IoCs

Processes:

iexplore.exeIEXPLORE.EXE

pid process

1380 iexplore.exe
1380 iexplore.exe
4512 IEXPLORE.EXE
4512 IEXPLORE.EXE
4512 IEXPLORE.EXE
4512 IEXPLORE.EXE

pid	process
1380	iexplore.exe

pid	process
1380	iexplore.exe
1380	iexplore.exe
4512	IEXPLORE.EXE
4512	IEXPLORE.EXE
4512	IEXPLORE.EXE
4512	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 5 IoCs

Processes:

MSOXMLED.EXEiexplore.exe

description	pid	process	target process
PID 2948 wrote to memory of 1380	2948	MSOXMLED.EXE	iexplore.exe
PID 2948 wrote to memory of 1380	2948	MSOXMLED.EXE	iexplore.exe
PID 1380 wrote to memory of 4512	1380	iexplore.exe	IEXPLORE.EXE
PID 1380 wrote to memory of 4512	1380	iexplore.exe	IEXPLORE.EXE
PID 1380 wrote to memory of 4512	1380	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\Document.pdf\App Settings\WorkplaceJoin.xml"
1⤵
- Suspicious use of WriteProcessMemory
PID:2948

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\Document.pdf\App Settings\WorkplaceJoin.xml
2⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1380

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1380 CREDAT:17410 /prefetch:2
3⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:4512

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\57C8EDB95DF3F0AD4EE2DC2B8CFD4157
Filesize
4KB

MD5
f7dcb24540769805e5bb30d193944dce

SHA1
e26c583c562293356794937d9e2e6155d15449ee

SHA256
6b88c6ac55bbd6fea0ebe5a760d1ad2cfce251c59d0151a1400701cb927e36ea

SHA512
cb5ad678b0ef642bf492f32079fe77e8be20c02de267f04b545df346b25f3e4eb98bb568c4c2c483bb88f7d1826863cb515b570d620766e52476c8ee2931ea94

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157
Filesize
340B

MD5
52cd46430c326aa41d80299b4cd64799

SHA1
be1798830a1a25ff4b91e6d6a2996e28e4d11201

SHA256
0a2f9f11c181f1788a094e5a371b8ccb494ae821557e7a31442b8506f4765a8c

SHA512
adc104ec146a150503e82b05b76ef231ce895f2606af6b350e3d85728471b550aeff47f1f61d71e5b3c0ed29baf687a9639f98a95466072637b831036f48e6a3

Download Submit
memory/2948-130-0x00007FF9EF9D0000-0x00007FF9EF9E0000-memory.dmp

Filesize
64KB

Download
memory/2948-131-0x00007FF9EF9D0000-0x00007FF9EF9E0000-memory.dmp

Filesize
64KB

Download
memory/2948-132-0x00007FF9EF9D0000-0x00007FF9EF9E0000-memory.dmp

Filesize
64KB

Download
memory/2948-133-0x00007FF9EF9D0000-0x00007FF9EF9E0000-memory.dmp

Filesize
64KB

Download
memory/2948-134-0x00007FF9EF9D0000-0x00007FF9EF9E0000-memory.dmp

Filesize
64KB

Download
memory/2948-135-0x00007FF9EF9D0000-0x00007FF9EF9E0000-memory.dmp

Filesize
64KB

Download
memory/2948-136-0x00007FF9EF9D0000-0x00007FF9EF9E0000-memory.dmp

Filesize
64KB

Download
memory/2948-137-0x00007FF9EF9D0000-0x00007FF9EF9E0000-memory.dmp

Filesize
64KB

Download
memory/2948-138-0x00007FF9EF9D0000-0x00007FF9EF9E0000-memory.dmp

Filesize
64KB

Download