15870ef831ecc0908e86ca4ff0987ff42049bbaf96ee96db2761018854b7647f

General

Target

15870ef831ecc0908e86ca4ff0987ff42049bbaf96ee96db2761018854b7647f.dll
Size

507KB
MD5

b916ccb2a2bf0381133e5b8ef9782e1f
SHA1

4a740790a645000119070122c710e1bac020bd25
SHA256

15870ef831ecc0908e86ca4ff0987ff42049bbaf96ee96db2761018854b7647f
SHA512

04f973bf5606bc585e9eacd2937503047b27530dfdf9a5b830fa2deb679fbbf84a9494504de6c37a8b48785dc7ccc74a1ab50b34a860729f66cdeb3bcfd2bcc8

Score

5^/10

ransomware

Malware Config

Signatures

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
ransomware

System Information Discovery
T1082

Modifies Internet Explorer settings 1 TTPs 102 IoCs

adware spyware

Modify Registry

T1112

Processes:

iexplore.exeiexplore.exeiexplore.exeiexplore.exeIEXPLORE.EXEIEXPLORE.EXEIEXPLORE.EXE

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MINIE	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MINIE\TabBandWidth = "500"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MINIE	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MINIE\TabBandWidth = "500"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MINIE	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{62EA3761-5C87-11EB-94C0-CE0E229A55E0} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 80173a3a94f0d601	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000039e08b06c84715459283081ff7bb5a600000000002000000000010660000000100002000000089e22872099087f874ea6d81eaee595f79faa812c56db381a2c092ccf0971b91000000000e8000000002000020000000f02c7fd605bd784bfecdf636cbcf8527c6dbb801c49b116020e6c10e92fe8bee200000000af0990b1efefcf4aac6463e6f60731e7736c6054c34e42375c1c67272e2a129400000001966517bcb0d638e367f1678eb3ce79580fa32280b29dfd96eb0f30dda484ac0eb569f69d91b6f9c6d95ba7eaa678869f7814833d7205af4c774dfc962c17962	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe

Suspicious use of FindShellTrayWindow 4 IoCs

Processes:

iexplore.exeiexplore.exeiexplore.exeiexplore.exe

pid process

1844 iexplore.exe
1608 iexplore.exe
1076 iexplore.exe
1540 iexplore.exe

Suspicious use of SetWindowsHookEx 16 IoCs

Processes:

iexplore.exeIEXPLORE.EXEiexplore.exeIEXPLORE.EXEiexplore.exeIEXPLORE.EXEiexplore.exeIEXPLORE.EXE

pid	process
1844	iexplore.exe
1844	iexplore.exe
564	IEXPLORE.EXE
564	IEXPLORE.EXE
1608	iexplore.exe
1608	iexplore.exe
1156	IEXPLORE.EXE
1156	IEXPLORE.EXE
1076	iexplore.exe
1076	iexplore.exe
1992	IEXPLORE.EXE
1992	IEXPLORE.EXE
1540	iexplore.exe
1540	iexplore.exe
900	IEXPLORE.EXE
900	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 23 IoCs

Processes:

rundll32.exeiexplore.exeiexplore.exeiexplore.exeiexplore.exe

description	pid	process	target process
PID 1908 wrote to memory of 1496	1908	rundll32.exe	rundll32.exe
PID 1908 wrote to memory of 1496	1908	rundll32.exe	rundll32.exe
PID 1908 wrote to memory of 1496	1908	rundll32.exe	rundll32.exe
PID 1908 wrote to memory of 1496	1908	rundll32.exe	rundll32.exe
PID 1908 wrote to memory of 1496	1908	rundll32.exe	rundll32.exe
PID 1908 wrote to memory of 1496	1908	rundll32.exe	rundll32.exe
PID 1908 wrote to memory of 1496	1908	rundll32.exe	rundll32.exe
PID 1844 wrote to memory of 564	1844	iexplore.exe	IEXPLORE.EXE
PID 1844 wrote to memory of 564	1844	iexplore.exe	IEXPLORE.EXE
PID 1844 wrote to memory of 564	1844	iexplore.exe	IEXPLORE.EXE
PID 1844 wrote to memory of 564	1844	iexplore.exe	IEXPLORE.EXE
PID 1608 wrote to memory of 1156	1608	iexplore.exe	IEXPLORE.EXE
PID 1608 wrote to memory of 1156	1608	iexplore.exe	IEXPLORE.EXE
PID 1608 wrote to memory of 1156	1608	iexplore.exe	IEXPLORE.EXE
PID 1608 wrote to memory of 1156	1608	iexplore.exe	IEXPLORE.EXE
PID 1076 wrote to memory of 1992	1076	iexplore.exe	IEXPLORE.EXE
PID 1076 wrote to memory of 1992	1076	iexplore.exe	IEXPLORE.EXE
PID 1076 wrote to memory of 1992	1076	iexplore.exe	IEXPLORE.EXE
PID 1076 wrote to memory of 1992	1076	iexplore.exe	IEXPLORE.EXE
PID 1540 wrote to memory of 900	1540	iexplore.exe	IEXPLORE.EXE
PID 1540 wrote to memory of 900	1540	iexplore.exe	IEXPLORE.EXE
PID 1540 wrote to memory of 900	1540	iexplore.exe	IEXPLORE.EXE
PID 1540 wrote to memory of 900	1540	iexplore.exe	IEXPLORE.EXE

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\15870ef831ecc0908e86ca4ff0987ff42049bbaf96ee96db2761018854b7647f.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1908

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\15870ef831ecc0908e86ca4ff0987ff42049bbaf96ee96db2761018854b7647f.dll,#1
2⤵
PID:1496

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1844

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1844 CREDAT:275457 /prefetch:2
2⤵
- Suspicious use of SetWindowsHookEx
PID:564

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1608

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1608 CREDAT:275457 /prefetch:2
2⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1156

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1076

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1076 CREDAT:275457 /prefetch:2
2⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1992

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1540

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1540 CREDAT:275457 /prefetch:2
2⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:900

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

memory/360-6-0x000007FEF6190000-0x000007FEF640A000-memory.dmp

Filesize
2.5MB

Download
memory/564-7-0x0000000000000000-mapping.dmp

Download
memory/900-17-0x0000000000000000-mapping.dmp

Download
memory/1156-11-0x0000000000000000-mapping.dmp

Download
memory/1496-2-0x0000000000000000-mapping.dmp

Download
memory/1496-3-0x0000000076271000-0x0000000076273000-memory.dmp

Filesize
8KB

Download
memory/1496-4-0x0000000000210000-0x000000000025B000-memory.dmp

Filesize
300KB

Download
memory/1496-5-0x00000000001B0000-0x00000000001C0000-memory.dmp

Filesize
64KB

Download
memory/1496-9-0x00000000002E0000-0x00000000002E2000-memory.dmp

Filesize
8KB

Download
memory/1540-16-0x0000000002340000-0x0000000002350000-memory.dmp

Filesize
64KB

Download
memory/1608-10-0x000007FEFBBF1000-0x000007FEFBBF3000-memory.dmp

Filesize
8KB

Download
memory/1992-13-0x0000000000000000-mapping.dmp

Download

Resubmissions

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads