7dcdd092a7280c64d8ae7ed5aed8e635190051a63fda39ba0cd27624b73c90d7

Analysis

max time kernel
33s
max time network
18s
platform
windows7_x64
resource
win7-en-20211014
submitted
01-11-2021 20:30

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General

Target

wsusoffline/xslt/extract-superseding-and-superseded-revision-ids.xsl.xml
Size

951B
MD5

1ddbedd979bbbdd579a35f38b1af349b
SHA1

d55bc787be2387d0a0512b6ab50ea32dd49cf783
SHA256

0d4e6f3c2c1cb3df87034ac8d7092c94c1f425ec1ab1755604a492a751bd61a6
SHA512

b188e310132521f42234a8e8a8043d457f9271d1436caa78417f4470650e8d5bbbb0da01c6327c48f50663eb8c53f8fe00ddf616942163439134123574e4e07a

Score

1^/10

Malware Config

Signatures

Modifies Internet Explorer settings 1 TTPs 25 IoCs

adware spyware

Modify Registry

T1112

Processes:

IEXPLORE.EXEIEXPLORE.EXE

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-2955169046-2371869340-1800780948-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2955169046-2371869340-1800780948-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2955169046-2371869340-1800780948-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2955169046-2371869340-1800780948-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2955169046-2371869340-1800780948-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2955169046-2371869340-1800780948-1000\Software\Microsoft\Internet Explorer\Toolbar	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2955169046-2371869340-1800780948-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2955169046-2371869340-1800780948-1000\Software\Microsoft\Internet Explorer\InternetRegistry	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2955169046-2371869340-1800780948-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2955169046-2371869340-1800780948-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2955169046-2371869340-1800780948-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-2955169046-2371869340-1800780948-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2955169046-2371869340-1800780948-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2955169046-2371869340-1800780948-1000\Software\Microsoft\Internet Explorer\LowRegistry	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2955169046-2371869340-1800780948-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2955169046-2371869340-1800780948-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{82E59931-3B5A-11EC-9DDC-4E551F90B01D} = "0"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2955169046-2371869340-1800780948-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2955169046-2371869340-1800780948-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2955169046-2371869340-1800780948-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2955169046-2371869340-1800780948-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2955169046-2371869340-1800780948-1000\Software\Microsoft\Internet Explorer\IntelliForms	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2955169046-2371869340-1800780948-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2955169046-2371869340-1800780948-1000\Software\Microsoft\Internet Explorer\PageSetup	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2955169046-2371869340-1800780948-1000\Software\Microsoft\Internet Explorer\Zoom	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2955169046-2371869340-1800780948-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	IEXPLORE.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

IEXPLORE.EXE

pid process

336 IEXPLORE.EXE
Suspicious use of SetWindowsHookEx 6 IoCs

Processes:

IEXPLORE.EXEIEXPLORE.EXE

pid process

336 IEXPLORE.EXE
336 IEXPLORE.EXE
284 IEXPLORE.EXE
284 IEXPLORE.EXE
284 IEXPLORE.EXE
284 IEXPLORE.EXE

pid	process
336	IEXPLORE.EXE

pid	process
336	IEXPLORE.EXE
336	IEXPLORE.EXE
284	IEXPLORE.EXE
284	IEXPLORE.EXE
284	IEXPLORE.EXE
284	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

MSOXMLED.EXEiexplore.exeIEXPLORE.EXE

description	pid	process	target process
PID 1044 wrote to memory of 824	1044	MSOXMLED.EXE	iexplore.exe
PID 1044 wrote to memory of 824	1044	MSOXMLED.EXE	iexplore.exe
PID 1044 wrote to memory of 824	1044	MSOXMLED.EXE	iexplore.exe
PID 1044 wrote to memory of 824	1044	MSOXMLED.EXE	iexplore.exe
PID 824 wrote to memory of 336	824	iexplore.exe	IEXPLORE.EXE
PID 824 wrote to memory of 336	824	iexplore.exe	IEXPLORE.EXE
PID 824 wrote to memory of 336	824	iexplore.exe	IEXPLORE.EXE
PID 824 wrote to memory of 336	824	iexplore.exe	IEXPLORE.EXE
PID 336 wrote to memory of 284	336	IEXPLORE.EXE	IEXPLORE.EXE
PID 336 wrote to memory of 284	336	IEXPLORE.EXE	IEXPLORE.EXE
PID 336 wrote to memory of 284	336	IEXPLORE.EXE	IEXPLORE.EXE
PID 336 wrote to memory of 284	336	IEXPLORE.EXE	IEXPLORE.EXE

C:\Program Files (x86)\Common Files\Microsoft Shared\OFFICE14\MSOXMLED.EXE
"C:\Program Files (x86)\Common Files\Microsoft Shared\OFFICE14\MSOXMLED.EXE" /verb open "C:\Users\Admin\AppData\Local\Temp\wsusoffline\xslt\extract-superseding-and-superseded-revision-ids.xsl.xml"
1⤵
- Suspicious use of WriteProcessMemory
PID:1044

C:\Program Files (x86)\Internet Explorer\iexplore.exe
"C:\Program Files (x86)\Internet Explorer\iexplore.exe" -nohome
2⤵
- Suspicious use of WriteProcessMemory
PID:824

C:\Program Files\Internet Explorer\IEXPLORE.EXE
"C:\Program Files\Internet Explorer\IEXPLORE.EXE" -nohome
3⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:336

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:336 CREDAT:275457 /prefetch:2
4⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:284

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

memory/284-59-0x0000000000000000-mapping.dmp

Download
memory/336-57-0x0000000000000000-mapping.dmp

Download
memory/336-58-0x000007FEFBD11000-0x000007FEFBD13000-memory.dmp

Filesize
8KB

Download
memory/824-56-0x0000000000000000-mapping.dmp

Download
memory/1044-55-0x00000000754A1000-0x00000000754A3000-memory.dmp

Filesize
8KB

Download