b6b59a54d67199717390a8f67751019b65be5aa791c2a605a564c897e21fe90e

Analysis

max time kernel
147s
max time network
153s
platform
windows7_x64
resource
win7-20230712-en
resource tags

arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
submitted
07-08-2023 20:32

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General

Target

help_de.htm
Size

59KB
MD5

52e18bac42fb06e4116cdaee988e0661
SHA1

9d0ef32f76cab08d380ec1359e414fbbd1d207ae
SHA256

54d12be384ad0a78c68a416873338edf8ceb5601a20895ca6aef9360b0cd75e8
SHA512

8a2b4e11b1a368075b8871bf90517890c79dfa88ac2bc9b355af305fe134b6ec4c6d02a50d334ee3b734628f4a0f7df142fe30b5acbfd33abc9904cd48c485cb
SSDEEP

768:cklY6UHcqSlF+xUVPB6rKboSNzCWidlub1uaablOEhEs8e2gcaUrF20OzGJPCGdC:AH7SlFs2Pam9idlub4los8e3ZUrgVETC

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
Key created	\REGISTRY\USER\S-1-5-21-4219371764-2579186923-3390623117-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4219371764-2579186923-3390623117-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4219371764-2579186923-3390623117-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4219371764-2579186923-3390623117-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4219371764-2579186923-3390623117-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4219371764-2579186923-3390623117-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4219371764-2579186923-3390623117-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4219371764-2579186923-3390623117-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4219371764-2579186923-3390623117-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4219371764-2579186923-3390623117-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4219371764-2579186923-3390623117-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4219371764-2579186923-3390623117-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4219371764-2579186923-3390623117-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "397602248"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-4219371764-2579186923-3390623117-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = d068d9666ec9d901	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-4219371764-2579186923-3390623117-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4219371764-2579186923-3390623117-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4219371764-2579186923-3390623117-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4219371764-2579186923-3390623117-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4219371764-2579186923-3390623117-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4219371764-2579186923-3390623117-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4219371764-2579186923-3390623117-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4219371764-2579186923-3390623117-1000\Software\Microsoft\Internet Explorer\SearchScopes	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4219371764-2579186923-3390623117-1000\Software\Microsoft\Internet Explorer\SearchScopes\DownloadRetries = "2"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-4219371764-2579186923-3390623117-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb010000005a31a35914bcf84cb1db54e391e8cdcb0000000002000000000010660000000100002000000045194b2cf32f133ba6d46f33b9d5afdf5c81def31bb559b8ee49d2cef9828010000000000e80000000020000200000002f009720db92477f6a30e54311e166b5f89f3dc8edbdd2dd54fcb24042e22c0520000000c3b800b5dd103c8fe359484c4e1fda3e6a0bcd9933d100b7b2f03f15c4c5c231400000004c7721195f772421b35e363a1d01c63b55dd0dba661da58c2abcbd2c735edb5e2950dbbcc018916eb18e03bd9bdc110312fe59830cf1f92a3bf550a27729a5ed	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4219371764-2579186923-3390623117-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4219371764-2579186923-3390623117-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4219371764-2579186923-3390623117-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4219371764-2579186923-3390623117-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{91AA0A61-3561-11EE-80E9-FA28F6AD3DBC} = "0"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-4219371764-2579186923-3390623117-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4219371764-2579186923-3390623117-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4219371764-2579186923-3390623117-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4219371764-2579186923-3390623117-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4219371764-2579186923-3390623117-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4219371764-2579186923-3390623117-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4219371764-2579186923-3390623117-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4219371764-2579186923-3390623117-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

iexplore.exe

pid process

2616 iexplore.exe
Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

iexplore.exe

pid process

2616 iexplore.exe
Suspicious use of SetWindowsHookEx 6 IoCs

Processes:

iexplore.exeIEXPLORE.EXE

pid process

2616 iexplore.exe
2616 iexplore.exe
2648 IEXPLORE.EXE
2648 IEXPLORE.EXE
2648 IEXPLORE.EXE
2648 IEXPLORE.EXE

pid	process
2616	iexplore.exe

pid	process
2616	iexplore.exe

pid	process
2616	iexplore.exe
2616	iexplore.exe
2648	IEXPLORE.EXE
2648	IEXPLORE.EXE
2648	IEXPLORE.EXE
2648	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

iexplore.exe

description	pid	process	target process
PID 2616 wrote to memory of 2648	2616	iexplore.exe	IEXPLORE.EXE
PID 2616 wrote to memory of 2648	2616	iexplore.exe	IEXPLORE.EXE
PID 2616 wrote to memory of 2648	2616	iexplore.exe	IEXPLORE.EXE
PID 2616 wrote to memory of 2648	2616	iexplore.exe	IEXPLORE.EXE

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\help_de.htm
1⤵
- Modifies Internet Explorer settings
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2616

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2616 CREDAT:275457 /prefetch:2
2⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:2648

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize
344B

MD5
505c24c68fb3a24fb85a1e841eeadaab

SHA1
a953d7c66625eb4f0ee5d9fb84d13ea874286bd7

SHA256
5de877b55663fc66ac1a0ba12d9c596f331dfe4a38c36a4540f519802d626e64

SHA512
983a2af7de88849c404d5f68597ce7801b3ffcc653de2539a07e0762484f8b36f796db7357055f4f0bc9bb62a006d377b06c535287cf0fff0147aea23adfa6b3

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize
344B

MD5
684b49a8ed7999b425dcf77557ba52ee

SHA1
786938be0faed6380a4b922c68e355317013fd3e

SHA256
6d9c9488f57a8661044016a0bef61ec4c11a8c30fc81b4746d1e9760ecd31a0c

SHA512
88e9eda3ca46859e6c6083eb62348dd34e533409856af7ef8656896ef189eadab40a1dab67a571729f858102b8d2efa1f449efc6b602020eafcdca2994dd2158

Download Submit
C:\Users\Admin\AppData\Local\Temp\Cab9531.tmp
Filesize
62KB

MD5
3ac860860707baaf32469fa7cc7c0192

SHA1
c33c2acdaba0e6fa41fd2f00f186804722477639

SHA256
d015145d551ecd14916270efad773bbc9fd57fad2228d2c24559f696c961d904

SHA512
d62ad2408c969a95550fb87efda50f988770ba5e39972041bf85924275baf156b8bec309ecc6409e5acdd37ec175dea40eff921ab58933b5b5b5d35a6147567c

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar9794.tmp
Filesize
164KB

MD5
4ff65ad929cd9a367680e0e5b1c08166

SHA1
c0af0d4396bd1f15c45f39d3b849ba444233b3a2

SHA256
c8733c93cc5aaf5ca206d06af22ee8dbdec764fb5085019a6a9181feb9dfdee6

SHA512
f530dc0d024a5a3b8903ffaaa41b608a5ccdd6da4ba1949f2c2e55a9fca475fec5c8d2119b5763cabe7ef1c3788fb9dcac621869db51d65b1d83cfe404fb4c27

Download Submit