6c8f0778c3e717db0505aa02c6d3b0cd0d25cf8d5210c5ab6aa389a927b855d7

Analysis

max time kernel
453s
max time network
513s
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/en-US/DiskNVCache.xml
Size

4KB
MD5

74ff3350ef82b0e11ef64c762cf28be3
SHA1

8d7bb871cc583eb03e3e104fdc50fcbc974527eb
SHA256

d94738c802a64bda9cca3947096a97b4dac05730bd55441ed552595422103a9f
SHA512

0729601ad1e861f7da3e39ecc3878a37afa3e37c92924446b28fa6bdfb4189d024b7f4e5ce0bf29fe4eb3b51dfa98fe07b7a560ddc521fbdab4e50ea6c6160c2

Score

1^/10

Malware Config

Signatures

Modifies Internet Explorer settings 1 TTPs 36 IoCs

adware spyware

Modify Registry

T1112

Processes:

IEXPLORE.EXEiexplore.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-21-1101907861-274115917-2188613224-1000\SOFTWARE\Microsoft\Internet Explorer\IESettingSync\SlowSettingTypesChanged = "2"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1101907861-274115917-2188613224-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1101907861-274115917-2188613224-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1101907861-274115917-2188613224-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1101907861-274115917-2188613224-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1101907861-274115917-2188613224-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000094c858eae3d57f4bbeeb69290716aab400000000020000000000106600000001000020000000da0ea9f18fe175eb21a08a13e78f08084a9d5864e67f215796509b0954076335000000000e8000000002000020000000f4a17f91af9a4e6430da485d6aaecdab370f9ac0b7aa2943c8f9de8c88afb4252000000003cdfe07a9504ece13b526f24ccf1518f6af68f5a0938fa850fc355193870eb84000000092e34946805b2a24df9090264bb83868a55bbe41236328090e8d92af9b1eae6a235bd15a5be5af7b4d4e79305337a4b3f00fcea624c237cf1ac6826e2f85bf59	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1101907861-274115917-2188613224-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000094c858eae3d57f4bbeeb69290716aab400000000020000000000106600000001000020000000c898b04ec04e870eb9c55b95e26c35b73ad1f46aab4b49d7e5d1bfc40fe418cb000000000e80000000020000200000004be5f73525d54386243ee437b5e686639a14b741c11f855e07ec2d8d3d5457e620000000dabc981e367f0e3f4d977aa5b5e00f125cd5a2ee48bed57c046ce7edb58d71ac40000000b891d3e6c03e1bb5972d377d4d13a238bc4c1fbc17fcf782f5d484c24126d1d03a75374ec766e410b9ee1ad3a7e62d188f7d437c2c513a59d57429f71f7a3e9a	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1101907861-274115917-2188613224-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1101907861-274115917-2188613224-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = b09b7352839fd801	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1101907861-274115917-2188613224-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "30973827"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1101907861-274115917-2188613224-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1101907861-274115917-2188613224-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1101907861-274115917-2188613224-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1101907861-274115917-2188613224-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-1101907861-274115917-2188613224-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 70502752839fd801	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1101907861-274115917-2188613224-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1101907861-274115917-2188613224-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{7BB3AAD6-0B76-11ED-B78E-E2D23FBA5729} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1101907861-274115917-2188613224-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1101907861-274115917-2188613224-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1101907861-274115917-2188613224-1000\Software\Microsoft\Internet Explorer\IESettingSync	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1101907861-274115917-2188613224-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1101907861-274115917-2188613224-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1101907861-274115917-2188613224-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1101907861-274115917-2188613224-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "30973827"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1101907861-274115917-2188613224-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1101907861-274115917-2188613224-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\de-DE = "de-DE.1"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1101907861-274115917-2188613224-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1101907861-274115917-2188613224-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1101907861-274115917-2188613224-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "1344092928"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1101907861-274115917-2188613224-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1344092928"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1101907861-274115917-2188613224-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1101907861-274115917-2188613224-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1101907861-274115917-2188613224-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1101907861-274115917-2188613224-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1101907861-274115917-2188613224-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "365448878"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1101907861-274115917-2188613224-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

iexplore.exe

pid process

3056 iexplore.exe
Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

iexplore.exe

pid process

3056 iexplore.exe
Suspicious use of SetWindowsHookEx 6 IoCs

Processes:

iexplore.exeIEXPLORE.EXE

pid process

3056 iexplore.exe
3056 iexplore.exe
2988 IEXPLORE.EXE
2988 IEXPLORE.EXE
2988 IEXPLORE.EXE
2988 IEXPLORE.EXE

pid	process
3056	iexplore.exe

pid	process
3056	iexplore.exe

pid	process
3056	iexplore.exe
3056	iexplore.exe
2988	IEXPLORE.EXE
2988	IEXPLORE.EXE
2988	IEXPLORE.EXE
2988	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 5 IoCs

Processes:

MSOXMLED.EXEiexplore.exe

description	pid	process	target process
PID 4296 wrote to memory of 3056	4296	MSOXMLED.EXE	iexplore.exe
PID 4296 wrote to memory of 3056	4296	MSOXMLED.EXE	iexplore.exe
PID 3056 wrote to memory of 2988	3056	iexplore.exe	IEXPLORE.EXE
PID 3056 wrote to memory of 2988	3056	iexplore.exe	IEXPLORE.EXE
PID 3056 wrote to memory of 2988	3056	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\en-US\DiskNVCache.xml"
1⤵
- Suspicious use of WriteProcessMemory
PID:4296
- C:\Program Files\Internet Explorer\iexplore.exe
  "C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\Document.pdf\App Settings\en-US\DiskNVCache.xml
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:3056
- - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
    "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3056 CREDAT:17410 /prefetch:2
    3⤵
    - Modifies Internet Explorer settings
    - Suspicious use of SetWindowsHookEx
    PID:2988

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

memory/4296-130-0x00007FFB00470000-0x00007FFB00480000-memory.dmp

Filesize
64KB

Download
memory/4296-132-0x00007FFB00470000-0x00007FFB00480000-memory.dmp

Filesize
64KB

Download
memory/4296-131-0x00007FFB00470000-0x00007FFB00480000-memory.dmp

Filesize
64KB

Download
memory/4296-133-0x00007FFB00470000-0x00007FFB00480000-memory.dmp

Filesize
64KB

Download
memory/4296-134-0x00007FFB00470000-0x00007FFB00480000-memory.dmp

Filesize
64KB

Download
memory/4296-135-0x00007FFB00470000-0x00007FFB00480000-memory.dmp

Filesize
64KB

Download
memory/4296-136-0x00007FFB00470000-0x00007FFB00480000-memory.dmp

Filesize
64KB

Download
memory/4296-137-0x00007FFB00470000-0x00007FFB00480000-memory.dmp

Filesize
64KB

Download
memory/4296-138-0x00007FFB00470000-0x00007FFB00480000-memory.dmp

Filesize
64KB

Download