eede42eeca806541c5b31e3feb78f56f7bebedc56b2fbf0ef6512b0056981ef1

Analysis

max time kernel
182s
max time network
223s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
25-11-2022 19:38

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General

Target

wg.exe
Size

5.7MB
MD5

f55559f66229a8cfb591e0bcaa54c109
SHA1

17006709ee364b356e564a01fd70107c69691573
SHA256

2b873cb1b8eec5536a74c5ddab0472eff68cebf61757cbc317870b7192454ca8
SHA512

2ae90705029c37b3cead09d64cfd18bffb5507cd7def80b4a87a4f8759f205b4b9cbb86bfea090a71b98948b638c0ea35026da3925a5a5be082087791c3089de
SSDEEP

98304:J2llez/udrnJll4dP5aSGie4udyO4Okjsstz8V8bHxLcIm:J2lUzYIoSGz4ud11/qiupm

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

Processes:

ÄæÕ½Ä©ÈÕ¸¨Öú.exe

pid process

928 ÄæÕ½Ä©ÈÕ¸¨Öú.exe
Suspicious use of NtSetInformationThreadHideFromDebugger 13 IoCs

Processes:

wg.exe

pid process

268 wg.exe
268 wg.exe
268 wg.exe
268 wg.exe
268 wg.exe
268 wg.exe
268 wg.exe
268 wg.exe
268 wg.exe
268 wg.exe
268 wg.exe
268 wg.exe
268 wg.exe
Drops file in Windows directory 1 IoCs

Processes:

wg.exe

description ioc process

File created C:\WINDOWS\ÄæÕ½Ä©ÈÕ¸¨Öú.exe wg.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

pid	process
928	ÄæÕ½Ä©ÈÕ¸¨Öú.exe

description	ioc	process
File created	C:\WINDOWS\ÄæÕ½Ä©ÈÕ¸¨Öú.exe	wg.exe

Enumerates system info in registry 2 TTPs 2 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

wg.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS	wg.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer	wg.exe

Modifies Internet Explorer settings 1 TTPs 30 IoCs

adware spyware

Modify Registry

T1112

Processes:

iexplore.exeIEXPLORE.EXEÄæÕ½Ä©ÈÕ¸¨Öú.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = c07880b95601d901	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000729097c595fded478be26505ae75b5a90000000002000000000010660000000100002000000074a80f26f74b7f806707e3ff6ec1993d1f0cb508aa7dbec25772de0625e09de4000000000e8000000002000020000000662add61a27666a442aace5a848ada73057a481dfced71c0640391db8505ad5420000000168b9d7c3a8c7d37fdea1b7ff4a4623d8854be4d55ea05fc79ab7484bd4e6fd140000000a0e13dee7460878fb1b4e7cc16f571708cd320585d1455d430efde0905414ac8b25716b71d431d2f38a5c36af0680d180469792db2650273e8a5e9cf2aae7d9b	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{D22406D1-6D49-11ED-AA01-6AB3F8C7EA51} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main	ÄæÕ½Ä©ÈÕ¸¨Öú.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

wg.exe

description pid process

Token: 33 268 wg.exe
Token: SeIncBasePriorityPrivilege 268 wg.exe
Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

iexplore.exe

pid process

980 iexplore.exe

description	pid	process
Token: 33	268	wg.exe
Token: SeIncBasePriorityPrivilege	268	wg.exe

pid	process
980	iexplore.exe

Suspicious use of SetWindowsHookEx 13 IoCs

Processes:

wg.exeÄæÕ½Ä©ÈÕ¸¨Öú.exeiexplore.exeIEXPLORE.EXE

pid	process
268	wg.exe
268	wg.exe
928	ÄæÕ½Ä©ÈÕ¸¨Öú.exe
928	ÄæÕ½Ä©ÈÕ¸¨Öú.exe
928	ÄæÕ½Ä©ÈÕ¸¨Öú.exe
928	ÄæÕ½Ä©ÈÕ¸¨Öú.exe
928	ÄæÕ½Ä©ÈÕ¸¨Öú.exe
980	iexplore.exe
980	iexplore.exe
1324	IEXPLORE.EXE
1324	IEXPLORE.EXE
1324	IEXPLORE.EXE
1324	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

wg.exeÄæÕ½Ä©ÈÕ¸¨Öú.exeiexplore.exe

description	pid	process	target process
PID 268 wrote to memory of 928	268	wg.exe	ÄæÕ½Ä©ÈÕ¸¨Öú.exe
PID 268 wrote to memory of 928	268	wg.exe	ÄæÕ½Ä©ÈÕ¸¨Öú.exe
PID 268 wrote to memory of 928	268	wg.exe	ÄæÕ½Ä©ÈÕ¸¨Öú.exe
PID 268 wrote to memory of 928	268	wg.exe	ÄæÕ½Ä©ÈÕ¸¨Öú.exe
PID 928 wrote to memory of 980	928	ÄæÕ½Ä©ÈÕ¸¨Öú.exe	iexplore.exe
PID 928 wrote to memory of 980	928	ÄæÕ½Ä©ÈÕ¸¨Öú.exe	iexplore.exe
PID 928 wrote to memory of 980	928	ÄæÕ½Ä©ÈÕ¸¨Öú.exe	iexplore.exe
PID 928 wrote to memory of 980	928	ÄæÕ½Ä©ÈÕ¸¨Öú.exe	iexplore.exe
PID 980 wrote to memory of 1324	980	iexplore.exe	IEXPLORE.EXE
PID 980 wrote to memory of 1324	980	iexplore.exe	IEXPLORE.EXE
PID 980 wrote to memory of 1324	980	iexplore.exe	IEXPLORE.EXE
PID 980 wrote to memory of 1324	980	iexplore.exe	IEXPLORE.EXE

C:\Users\Admin\AppData\Local\Temp\wg.exe
"C:\Users\Admin\AppData\Local\Temp\wg.exe"
1⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Windows directory
- Enumerates system info in registry
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:268

C:\WINDOWS\ÄæÕ½Ä©ÈÕ¸¨Öú.exe
C:\WINDOWS\ÄæÕ½Ä©ÈÕ¸¨Öú.exe
2⤵
- Executes dropped EXE
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:928

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" http://www.moriwg.net
3⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:980

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:980 CREDAT:275457 /prefetch:2
4⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1324

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\ÄæÕ½Ä©ÈÕ¸¨Öú.exe
Filesize
1.5MB

MD5
91c1583ee24aa5791e4cf2a54cf802d7

SHA1
b54d05d7be32a5595aa1fb1941cc77e3712a3013

SHA256
c30acd06f8aa69501b9ef174dd7ba0f32fde4f48a94a7b21e998a133280797d7

SHA512
7f9a46dab0fcf7deaeabef50689d834dacd650d83bcc6cbacb3e3b398c352d9499858e736f0342b2acae1ace6adcf7d9cd8624d4643930ec8d4d4eccbc778f77

Download Submit
memory/268-54-0x0000000075E31000-0x0000000075E33000-memory.dmp

Filesize
8KB

Download
memory/268-55-0x0000000000400000-0x00000000009B5000-memory.dmp

Filesize
5.7MB

Download
memory/268-57-0x0000000076C00000-0x0000000076C47000-memory.dmp

Filesize
284KB

Download
memory/268-466-0x0000000002770000-0x0000000002881000-memory.dmp

Filesize
1.1MB

Download
memory/268-465-0x0000000002770000-0x0000000002881000-memory.dmp

Filesize
1.1MB

Download
memory/268-464-0x0000000002770000-0x0000000002881000-memory.dmp

Filesize
1.1MB

Download
memory/268-469-0x0000000002770000-0x0000000002881000-memory.dmp

Filesize
1.1MB

Download
memory/268-470-0x0000000002770000-0x0000000002881000-memory.dmp

Filesize
1.1MB

Download
memory/268-468-0x0000000002770000-0x0000000002881000-memory.dmp

Filesize
1.1MB

Download
memory/268-467-0x0000000002770000-0x0000000002881000-memory.dmp

Filesize
1.1MB

Download
memory/268-471-0x0000000002770000-0x0000000002881000-memory.dmp

Filesize
1.1MB

Download
memory/268-474-0x0000000002770000-0x0000000002881000-memory.dmp

Filesize
1.1MB

Download
memory/268-472-0x0000000002770000-0x0000000002881000-memory.dmp

Filesize
1.1MB

Download
memory/268-473-0x0000000002770000-0x0000000002881000-memory.dmp

Filesize
1.1MB

Download
memory/268-475-0x0000000002770000-0x0000000002881000-memory.dmp

Filesize
1.1MB

Download
memory/268-482-0x0000000002770000-0x0000000002881000-memory.dmp

Filesize
1.1MB

Download
memory/268-481-0x0000000002770000-0x0000000002881000-memory.dmp

Filesize
1.1MB

Download
memory/268-480-0x0000000002770000-0x0000000002881000-memory.dmp

Filesize
1.1MB

Download
memory/268-487-0x0000000002770000-0x0000000002881000-memory.dmp

Filesize
1.1MB

Download
memory/268-525-0x0000000002770000-0x0000000002881000-memory.dmp

Filesize
1.1MB

Download
memory/268-524-0x0000000002770000-0x0000000002881000-memory.dmp

Filesize
1.1MB

Download
memory/268-523-0x0000000002770000-0x0000000002881000-memory.dmp

Filesize
1.1MB

Download
memory/268-522-0x0000000002770000-0x0000000002881000-memory.dmp

Filesize
1.1MB

Download
memory/268-521-0x0000000002770000-0x0000000002881000-memory.dmp

Filesize
1.1MB

Download
memory/268-520-0x0000000002770000-0x0000000002881000-memory.dmp

Filesize
1.1MB

Download
memory/268-519-0x0000000002770000-0x0000000002881000-memory.dmp

Filesize
1.1MB

Download
memory/268-518-0x0000000002770000-0x0000000002881000-memory.dmp

Filesize
1.1MB

Download
memory/268-517-0x0000000002770000-0x0000000002881000-memory.dmp

Filesize
1.1MB

Download
memory/268-516-0x0000000002770000-0x0000000002881000-memory.dmp

Filesize
1.1MB

Download
memory/268-515-0x0000000002770000-0x0000000002881000-memory.dmp

Filesize
1.1MB

Download
memory/268-514-0x0000000002770000-0x0000000002881000-memory.dmp

Filesize
1.1MB

Download
memory/268-513-0x0000000002770000-0x0000000002881000-memory.dmp

Filesize
1.1MB

Download
memory/268-512-0x0000000002770000-0x0000000002881000-memory.dmp

Filesize
1.1MB

Download
memory/268-511-0x0000000002770000-0x0000000002881000-memory.dmp

Filesize
1.1MB

Download
memory/268-510-0x0000000002770000-0x0000000002881000-memory.dmp

Filesize
1.1MB

Download
memory/268-509-0x0000000002770000-0x0000000002881000-memory.dmp

Filesize
1.1MB

Download
memory/268-508-0x0000000002770000-0x0000000002881000-memory.dmp

Filesize
1.1MB

Download
memory/268-507-0x0000000002770000-0x0000000002881000-memory.dmp

Filesize
1.1MB

Download
memory/268-506-0x0000000002770000-0x0000000002881000-memory.dmp

Filesize
1.1MB

Download
memory/268-505-0x0000000002770000-0x0000000002881000-memory.dmp

Filesize
1.1MB

Download
memory/268-504-0x0000000002770000-0x0000000002881000-memory.dmp

Filesize
1.1MB

Download
memory/268-503-0x0000000002770000-0x0000000002881000-memory.dmp

Filesize
1.1MB

Download
memory/268-502-0x0000000002770000-0x0000000002881000-memory.dmp

Filesize
1.1MB

Download
memory/268-501-0x0000000002770000-0x0000000002881000-memory.dmp

Filesize
1.1MB

Download
memory/268-500-0x0000000002770000-0x0000000002881000-memory.dmp

Filesize
1.1MB

Download
memory/268-499-0x0000000002770000-0x0000000002881000-memory.dmp

Filesize
1.1MB

Download
memory/268-498-0x0000000002770000-0x0000000002881000-memory.dmp

Filesize
1.1MB

Download
memory/268-497-0x0000000002770000-0x0000000002881000-memory.dmp

Filesize
1.1MB

Download
memory/268-496-0x0000000002770000-0x0000000002881000-memory.dmp

Filesize
1.1MB

Download
memory/268-495-0x0000000002770000-0x0000000002881000-memory.dmp

Filesize
1.1MB

Download
memory/268-494-0x0000000002770000-0x0000000002881000-memory.dmp

Filesize
1.1MB

Download
memory/268-493-0x0000000002770000-0x0000000002881000-memory.dmp

Filesize
1.1MB

Download
memory/268-492-0x0000000002770000-0x0000000002881000-memory.dmp

Filesize
1.1MB

Download
memory/268-491-0x0000000002770000-0x0000000002881000-memory.dmp

Filesize
1.1MB

Download
memory/268-490-0x0000000002770000-0x0000000002881000-memory.dmp

Filesize
1.1MB

Download
memory/268-489-0x0000000002770000-0x0000000002881000-memory.dmp

Filesize
1.1MB

Download
memory/268-488-0x0000000002770000-0x0000000002881000-memory.dmp

Filesize
1.1MB

Download
memory/268-486-0x0000000002770000-0x0000000002881000-memory.dmp

Filesize
1.1MB

Download
memory/268-485-0x0000000002770000-0x0000000002881000-memory.dmp

Filesize
1.1MB

Download
memory/268-484-0x0000000002770000-0x0000000002881000-memory.dmp

Filesize
1.1MB

Download
memory/268-483-0x0000000002770000-0x0000000002881000-memory.dmp

Filesize
1.1MB

Download
memory/268-479-0x0000000002770000-0x0000000002881000-memory.dmp

Filesize
1.1MB

Download
memory/268-478-0x0000000002770000-0x0000000002881000-memory.dmp

Filesize
1.1MB

Download
memory/268-476-0x0000000002770000-0x0000000002881000-memory.dmp

Filesize
1.1MB

Download
memory/268-477-0x0000000002770000-0x0000000002881000-memory.dmp

Filesize
1.1MB

Download
memory/268-1333-0x0000000002770000-0x0000000002881000-memory.dmp

Filesize
1.1MB

Download
memory/268-1334-0x00000000024C0000-0x0000000002641000-memory.dmp

Filesize
1.5MB

Download
memory/268-2890-0x0000000002770000-0x0000000002881000-memory.dmp

Filesize
1.1MB

Download
memory/268-3937-0x000000000277F000-0x0000000002781000-memory.dmp

Filesize
8KB

Download
memory/268-3941-0x0000000002380000-0x0000000002480000-memory.dmp

Filesize
1024KB

Download
memory/268-3939-0x000000000277F000-0x0000000002781000-memory.dmp

Filesize
8KB

Download
memory/268-5279-0x0000000002890000-0x0000000002991000-memory.dmp

Filesize
1.0MB

Download
memory/268-5280-0x00000000029A0000-0x0000000002A41000-memory.dmp

Filesize
644KB

Download
memory/268-5284-0x000000000277F000-0x0000000002781000-memory.dmp

Filesize
8KB

Download
memory/268-5285-0x0000000002380000-0x0000000002480000-memory.dmp

Filesize
1024KB

Download
memory/268-5286-0x0000000000400000-0x00000000009B5000-memory.dmp

Filesize
5.7MB

Download
memory/268-5287-0x0000000002770000-0x0000000002881000-memory.dmp

Filesize
1.1MB

Download
memory/928-5281-0x0000000000000000-mapping.dmp

Download