543392cde907334d710ce7c844d6b4bbbf6ac8a5e0d7752f803e61424382ca96

Analysis

max time kernel
137s
max time network
135s
platform
windows7_x64
resource
win7-20230712-en
resource tags

arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
submitted
28/08/2023, 10:09

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General

Target

GERECHTELIJK ONDERZOEK.pdf
Size

107KB
MD5

30902ef19e307326a154a905c730a38f
SHA1

8ec72269938dac3104a19aef233fff01c62d7959
SHA256

543392cde907334d710ce7c844d6b4bbbf6ac8a5e0d7752f803e61424382ca96
SHA512

1b790122cb49f814495f7b1f466449939674a9b75fad90727ad4cef05aa60344781c7f38125cf459c4c8c1ab30e65ca5ba81cb6028cff16630c443c98f53e5e1
SSDEEP

1536:9yZN6SH7RbBcq/hBOitOOdG538OZU+KaSxtLRU+9S/BqK365UBmX4t:4ZnbBd/zLdy38AU+1SBU+wT3KUBmu

Score

1^/10

Malware Config

Signatures

Modifies Internet Explorer settings 1 TTPs 34 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb010000000e8664bdb653864eb3b20ffc0ad3b021000000000200000000001066000000010000200000003bc964961a40e7d51f84aba75702be0a0df752bb3a74dd3015945d960a43e700000000000e8000000002000020000000282a00c4bc0867ce01ad2ccfec7ff2ca0af999f3836c443d4d9520fd23a2a01220000000b7ae4e0b53954938c4a6cc82f89c999ca52fe231f4fb80bc6e4dac9d57c104a1400000009e4be62dbd7592a4058889f27b343efcee255cf527e64c9fe81fc993199ead5d915d36dbf2c290b7a24e173a2621d8de12441ab18e953c003b62149c08aa9221	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "399379314"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000\Software\Microsoft\Internet Explorer\SearchScopes	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 2089b1fd97d9d901	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{1A785B11-458B-11EE-9242-76E02A742FF7} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000\Software\Microsoft\Internet Explorer\SearchScopes\DownloadRetries = "3"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2376	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2204	iexplore.exe

Suspicious use of SetWindowsHookEx 11 IoCs

pid	Process
2376	AcroRd32.exe
2376	AcroRd32.exe
2376	AcroRd32.exe
2376	AcroRd32.exe
2376	AcroRd32.exe
2204	iexplore.exe
2204	iexplore.exe
1460	IEXPLORE.EXE
1460	IEXPLORE.EXE
1460	IEXPLORE.EXE
1460	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2376 wrote to memory of 2204	2376	AcroRd32.exe	32
PID 2376 wrote to memory of 2204	2376	AcroRd32.exe	32
PID 2376 wrote to memory of 2204	2376	AcroRd32.exe	32
PID 2376 wrote to memory of 2204	2376	AcroRd32.exe	32
PID 2204 wrote to memory of 1460	2204	iexplore.exe	33
PID 2204 wrote to memory of 1460	2204	iexplore.exe	33
PID 2204 wrote to memory of 1460	2204	iexplore.exe	33
PID 2204 wrote to memory of 1460	2204	iexplore.exe	33

C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe
"C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\GERECHTELIJK ONDERZOEK.pdf"
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2376
- C:\Program Files\Internet Explorer\iexplore.exe
  "C:\Program Files\Internet Explorer\iexplore.exe" https://2fa.telefon-de.com/XTmtwNE1YUkVOMmxYWlhWdVdUVXJhSGxwTkVkUmNtVTBURmxPV1V4ck5WVlNZbWRzV1ZkaFl5dFVUSGR6TUhkSFVuUXZiMVJ4ZUVFelRuaDBUV2MzTTFCbldIRnpaazVLTVhsRmFEQXdUVVJuY25wR09ESlJWV0Y1UVVvNGVGQTJOSFJMYUhBeFoxSnpVVzlDU1dwRWRuaGlRbVJ3UzFoMllqYzVRMnRHU0U5SlRpdExjbEp1YUZkS1UyRTRXbmxyVFRWUGFWRnRURnBTVWpsVFFrMTBka0pNTlhCWFEzVkROR0UwVERGeFUyMVlkMVFyTDFkc2NFSlhOblpsVkhGVFIwRXdVbmhGTWtaMFdsVlJOa3BUVkcxaWVFOHZVVDA5TFMxRk5FaFlUWFZ1YldadFdrMUdlSGhxVjJkVFpXcEJQVDA9LS00Yjk5ZWQwMjJjNDhlYTIwNmEzNTMwNTlkOWQ4OWRhYmU4NjA2OGRh?cid=173279918
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2204
- - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
    "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2204 CREDAT:275457 /prefetch:2
    3⤵
    - Modifies Internet Explorer settings
    - Suspicious use of SetWindowsHookEx
    PID:1460

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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\Roaming\Adobe\Acrobat\9.0\SharedDataEvents

Filesize
3KB

MD5
a72089a9f78c8831288874889a661988

SHA1
41258852cd50f5de260910fb9c5e4845650b5596

SHA256
abef078e9683f995f8917977f4acd55cc3f105eb6babe83250ca81df479776e1

SHA512
afbc76e63dd6ca579b6d3dc653d1d41372a1ab2ea1f2b28985bfc7fe2d78c7946a045cef66a611591d9108abd060a399605450863b4b0c5f93c87911fbf351a4

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