7dcdd092a7280c64d8ae7ed5aed8e635190051a63fda39ba0cd27624b73c90d7

Analysis

max time kernel
35s
max time network
40s
platform
windows10_x64
resource
win10-en-20211014
submitted
01-11-2021 20:30

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General

Target

wsusoffline/xslt/extract-update-cab-exe-ids-and-locations.xsl.xml
Size

1019B
MD5

6bca1c2f6493d825cf8db8c1766a4a30
SHA1

91010bd01b942acd41ca009ff01712e5658942a1
SHA256

9109074b6af7c5553453be555edc30207683ea6725a53652eeae587e3c3d9c39
SHA512

f84cf9cc4fb81163b8df4814c89ee2911bc54f539f4a5b9b7f4ec707d0d9ac7e4ea44e9fb35007b6e25fe9c63a02aba3d4cc50180465aff34387a650e034f15a

Score

1^/10

Malware Config

Signatures

Modifies Internet Explorer settings 1 TTPs 13 IoCs

adware spyware

Modify Registry

T1112

Processes:

iexplore.exeIEXPLORE.EXE

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{823DEEB6-3DB6-11EC-B8A2-527FF4A17328} = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

iexplore.exe

pid process

868 iexplore.exe
Suspicious use of SetWindowsHookEx 6 IoCs

Processes:

iexplore.exeIEXPLORE.EXE

pid process

868 iexplore.exe
868 iexplore.exe
1444 IEXPLORE.EXE
1444 IEXPLORE.EXE
1444 IEXPLORE.EXE
1444 IEXPLORE.EXE

pid	process
868	iexplore.exe

pid	process
868	iexplore.exe
868	iexplore.exe
1444	IEXPLORE.EXE
1444	IEXPLORE.EXE
1444	IEXPLORE.EXE
1444	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 5 IoCs

Processes:

MSOXMLED.EXEiexplore.exe

description	pid	process	target process
PID 2068 wrote to memory of 868	2068	MSOXMLED.EXE	iexplore.exe
PID 2068 wrote to memory of 868	2068	MSOXMLED.EXE	iexplore.exe
PID 868 wrote to memory of 1444	868	iexplore.exe	IEXPLORE.EXE
PID 868 wrote to memory of 1444	868	iexplore.exe	IEXPLORE.EXE
PID 868 wrote to memory of 1444	868	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\wsusoffline\xslt\extract-update-cab-exe-ids-and-locations.xsl.xml"
1⤵
- Suspicious use of WriteProcessMemory
PID:2068

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\wsusoffline\xslt\extract-update-cab-exe-ids-and-locations.xsl.xml
2⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:868

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:868 CREDAT:82945 /prefetch:2
3⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1444

Network

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/868-145-0x00007FF82AC90000-0x00007FF82ACFB000-memory.dmp

Filesize
428KB

Download
memory/868-125-0x00007FF82AC90000-0x00007FF82ACFB000-memory.dmp

Filesize
428KB

Download
memory/868-184-0x00007FF82AC90000-0x00007FF82ACFB000-memory.dmp

Filesize
428KB

Download
memory/868-183-0x00007FF82AC90000-0x00007FF82ACFB000-memory.dmp

Filesize
428KB

Download
memory/868-181-0x00007FF82AC90000-0x00007FF82ACFB000-memory.dmp

Filesize
428KB

Download
memory/868-123-0x0000000000000000-mapping.dmp

Download
memory/868-147-0x00007FF82AC90000-0x00007FF82ACFB000-memory.dmp

Filesize
428KB

Download
memory/868-180-0x00007FF82AC90000-0x00007FF82ACFB000-memory.dmp

Filesize
428KB

Download
memory/868-178-0x00007FF82AC90000-0x00007FF82ACFB000-memory.dmp

Filesize
428KB

Download
memory/868-127-0x00007FF82AC90000-0x00007FF82ACFB000-memory.dmp

Filesize
428KB

Download
memory/868-179-0x00007FF82AC90000-0x00007FF82ACFB000-memory.dmp

Filesize
428KB

Download
memory/868-148-0x00007FF82AC90000-0x00007FF82ACFB000-memory.dmp

Filesize
428KB

Download
memory/868-130-0x00007FF82AC90000-0x00007FF82ACFB000-memory.dmp

Filesize
428KB

Download
memory/868-132-0x00007FF82AC90000-0x00007FF82ACFB000-memory.dmp

Filesize
428KB

Download
memory/868-133-0x00007FF82AC90000-0x00007FF82ACFB000-memory.dmp

Filesize
428KB

Download
memory/868-134-0x00007FF82AC90000-0x00007FF82ACFB000-memory.dmp

Filesize
428KB

Download
memory/868-135-0x00007FF82AC90000-0x00007FF82ACFB000-memory.dmp

Filesize
428KB

Download
memory/868-136-0x00007FF82AC90000-0x00007FF82ACFB000-memory.dmp

Filesize
428KB

Download
memory/868-137-0x00007FF82AC90000-0x00007FF82ACFB000-memory.dmp

Filesize
428KB

Download
memory/868-138-0x00007FF82AC90000-0x00007FF82ACFB000-memory.dmp

Filesize
428KB

Download
memory/868-177-0x00007FF82AC90000-0x00007FF82ACFB000-memory.dmp

Filesize
428KB

Download
memory/868-141-0x00007FF82AC90000-0x00007FF82ACFB000-memory.dmp

Filesize
428KB

Download
memory/868-142-0x00007FF82AC90000-0x00007FF82ACFB000-memory.dmp

Filesize
428KB

Download
memory/868-144-0x00007FF82AC90000-0x00007FF82ACFB000-memory.dmp

Filesize
428KB

Download
memory/868-140-0x00007FF82AC90000-0x00007FF82ACFB000-memory.dmp

Filesize
428KB

Download
memory/868-171-0x00007FF82AC90000-0x00007FF82ACFB000-memory.dmp

Filesize
428KB

Download
memory/868-170-0x00007FF82AC90000-0x00007FF82ACFB000-memory.dmp

Filesize
428KB

Download
memory/868-149-0x00007FF82AC90000-0x00007FF82ACFB000-memory.dmp

Filesize
428KB

Download
memory/868-150-0x00007FF82AC90000-0x00007FF82ACFB000-memory.dmp

Filesize
428KB

Download
memory/868-151-0x00007FF82AC90000-0x00007FF82ACFB000-memory.dmp

Filesize
428KB

Download
memory/868-153-0x00007FF82AC90000-0x00007FF82ACFB000-memory.dmp

Filesize
428KB

Download
memory/868-169-0x00007FF82AC90000-0x00007FF82ACFB000-memory.dmp

Filesize
428KB

Download
memory/868-156-0x00007FF82AC90000-0x00007FF82ACFB000-memory.dmp

Filesize
428KB

Download
memory/868-158-0x00007FF82AC90000-0x00007FF82ACFB000-memory.dmp

Filesize
428KB

Download
memory/868-159-0x00007FF82AC90000-0x00007FF82ACFB000-memory.dmp

Filesize
428KB

Download
memory/868-161-0x00007FF82AC90000-0x00007FF82ACFB000-memory.dmp

Filesize
428KB

Download
memory/868-163-0x00007FF82AC90000-0x00007FF82ACFB000-memory.dmp

Filesize
428KB

Download
memory/868-164-0x00007FF82AC90000-0x00007FF82ACFB000-memory.dmp

Filesize
428KB

Download
memory/868-165-0x00007FF82AC90000-0x00007FF82ACFB000-memory.dmp

Filesize
428KB

Download
memory/1444-154-0x0000000000000000-mapping.dmp

Download
memory/2068-129-0x00007FF7FB410000-0x00007FF7FB420000-memory.dmp

Filesize
64KB

Download
memory/2068-119-0x00007FF7FB410000-0x00007FF7FB420000-memory.dmp

Filesize
64KB

Download
memory/2068-118-0x00007FF7FB410000-0x00007FF7FB420000-memory.dmp

Filesize
64KB

Download
memory/2068-128-0x00007FF7FB410000-0x00007FF7FB420000-memory.dmp

Filesize
64KB

Download
memory/2068-124-0x00007FF7FB410000-0x00007FF7FB420000-memory.dmp

Filesize
64KB

Download
memory/2068-126-0x00007FF7FB410000-0x00007FF7FB420000-memory.dmp

Filesize
64KB

Download
memory/2068-122-0x00007FF7FB410000-0x00007FF7FB420000-memory.dmp

Filesize
64KB

Download
memory/2068-121-0x00007FF7FB410000-0x00007FF7FB420000-memory.dmp

Filesize
64KB

Download
memory/2068-120-0x00007FF7FB410000-0x00007FF7FB420000-memory.dmp

Filesize
64KB

Download