31ce9a4555eec4a271d1f4f66b4481f7268d2fd033d03efbc9af88add3524d32

Analysis

max time kernel
93s
max time network
141s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
01/09/2024, 20:51

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General

Target

31ce9a4555eec4a271d1f4f66b4481f7268d2fd033d03efbc9af88add3524d32.exe
Size

232KB
MD5

3b9a24122715895bca73202126c31e85
SHA1

6a15d34fa9dc40e05b3fc16ad5a344414e2ccdb1
SHA256

31ce9a4555eec4a271d1f4f66b4481f7268d2fd033d03efbc9af88add3524d32
SHA512

d97d787f53c712e8bd9f30b2808588ff8a727b82b970cb82b88567a1c7fb9aeac7a0b6cf8cff2801062a312643f6dda94c477908f273e24be317b1fcb3a7b46e
SSDEEP

3072:G1i/NU8bOMYcYYcmy51VRgiFCpCIXUWOLTsEsigcL3P6xxc1VOz1i/NU82OMYcYU:gi/NjO5xbg/CSUFLTwMjs6oi/N+O7

Score

8^/10

defense_evasion discovery persistence upx

Malware Config

Signatures

Boot or Logon Autostart Execution: Active Setup 2 TTPs 2 IoCs

Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

persistence

Active Setup

T1547.014

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Active Setup\Installed Components\{A0XC6A98-A14C-J35H-46UD-F5AR862J2AH5}	31ce9a4555eec4a271d1f4f66b4481f7268d2fd033d03efbc9af88add3524d32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{A0XC6A98-A14C-J35H-46UD-F5AR862J2AH5}\StubPath = "C:\\system.exe"	31ce9a4555eec4a271d1f4f66b4481f7268d2fd033d03efbc9af88add3524d32.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\Control Panel\International\Geo\Nation	31ce9a4555eec4a271d1f4f66b4481f7268d2fd033d03efbc9af88add3524d32.exe

UPX packed file 4 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/2552-0-0x0000000000400000-0x000000000043A000-memory.dmp	upx
behavioral2/files/0x00080000000234ce-15.dat	upx
behavioral2/files/0x00070000000234d2-16.dat	upx
behavioral2/memory/2552-17-0x0000000000400000-0x000000000043A000-memory.dmp	upx

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\WINDOWS\SysWOW64\ie.bat	31ce9a4555eec4a271d1f4f66b4481f7268d2fd033d03efbc9af88add3524d32.exe
File created	C:\WINDOWS\SysWOW64\qx.bat	31ce9a4555eec4a271d1f4f66b4481f7268d2fd033d03efbc9af88add3524d32.exe

Hide Artifacts: Hidden Files and Directories 1 TTPs 7 IoCs

defense_evasion

Hidden Files and Directories

T1564.001

pid	Process
2824	cmd.exe
3512	cmd.exe
4032	cmd.exe
4996	cmd.exe
4084	cmd.exe
2976	cmd.exe
5020	cmd.exe

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\WINDOWS\windows.exe	31ce9a4555eec4a271d1f4f66b4481f7268d2fd033d03efbc9af88add3524d32.exe
File opened for modification	C:\WINDOWS\windows.exe	31ce9a4555eec4a271d1f4f66b4481f7268d2fd033d03efbc9af88add3524d32.exe
File opened for modification	C:\WINDOWS\windows.exe	attrib.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 16 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	IEXPLORE.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	attrib.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	attrib.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	attrib.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	attrib.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	31ce9a4555eec4a271d1f4f66b4481f7268d2fd033d03efbc9af88add3524d32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	attrib.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	attrib.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	attrib.exe

Modifies Internet Explorer settings 1 TTPs 38 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = a03c32dab0fcda01	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "3652289954"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb010000003d1c6f3067c0c84abb3839afa92ebb0f000000000200000000001066000000010000200000005a075dfda7e760fbbb311c061e3dc1da0f85d7eaa610e16a50fb385ad77f0009000000000e8000000002000020000000fac009adc0570cb980a618e74497dca31d4099bff647ce2562b1253829da5ec1200000005b1276cd92ef80c8b31805babb9027f35f3362a7374b0b728d115d11c9fc9268400000009fb947dc3f68226d7f659b9920ce6775d1cf73b253bdd71afd143ac2248a0b5990778822425c4684dbc88759ef5cebdeb0de8116e709255248cee719ed1d6e26	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 906839dab0fcda01	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{0553E601-68A4-11EF-939B-D2EB330F3545} = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31128752"	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb010000003d1c6f3067c0c84abb3839afa92ebb0f00000000020000000000106600000001000020000000a6da4340bdde341bc8b8f7bff298f2690838f60b6663b1e9277f5fd8b6ac33af000000000e8000000002000020000000cf68eb08a328ba2fbcf0c1136af766a5dc5c71bcbefbe342842218218915c8d0200000003edbacc2dbb80fbf12955bc0bdf9b1779ad7564e5edc474633a1bcc97c5c362040000000e1d2587b6044984532ada40acdf6cb66941e5ecea955611e50de3e3b8f5ae3a55a79519c2a6474963f534e5c4720217abb50a8ba7c3354ae87a99ce46386cf4f	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\Software\Microsoft\Internet Explorer\Main	31ce9a4555eec4a271d1f4f66b4481f7268d2fd033d03efbc9af88add3524d32.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "431988889"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31128752"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3655727661"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3652289954"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31128752"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Internet Explorer\GPU\AdapterInfo = "vendorId=\"0x10de\",deviceID=\"0x8c\",subSysID=\"0x0\",revision=\"0x0\",version=\"10.0.19041.546\"hypervisor=\"No Hypervisor (No SLAT)\""	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe

Modifies Internet Explorer start page 1 TTPs 1 IoCs

stealer

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Start Page = "http://dhku.com"	31ce9a4555eec4a271d1f4f66b4481f7268d2fd033d03efbc9af88add3524d32.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

pid	Process
2552	31ce9a4555eec4a271d1f4f66b4481f7268d2fd033d03efbc9af88add3524d32.exe
2552	31ce9a4555eec4a271d1f4f66b4481f7268d2fd033d03efbc9af88add3524d32.exe
2552	31ce9a4555eec4a271d1f4f66b4481f7268d2fd033d03efbc9af88add3524d32.exe
2552	31ce9a4555eec4a271d1f4f66b4481f7268d2fd033d03efbc9af88add3524d32.exe
2552	31ce9a4555eec4a271d1f4f66b4481f7268d2fd033d03efbc9af88add3524d32.exe
2552	31ce9a4555eec4a271d1f4f66b4481f7268d2fd033d03efbc9af88add3524d32.exe
2552	31ce9a4555eec4a271d1f4f66b4481f7268d2fd033d03efbc9af88add3524d32.exe
2552	31ce9a4555eec4a271d1f4f66b4481f7268d2fd033d03efbc9af88add3524d32.exe
2552	31ce9a4555eec4a271d1f4f66b4481f7268d2fd033d03efbc9af88add3524d32.exe
2552	31ce9a4555eec4a271d1f4f66b4481f7268d2fd033d03efbc9af88add3524d32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4404	iexplore.exe

Suspicious use of SetWindowsHookEx 7 IoCs

pid	Process
2552	31ce9a4555eec4a271d1f4f66b4481f7268d2fd033d03efbc9af88add3524d32.exe
4404	iexplore.exe
4404	iexplore.exe
4908	IEXPLORE.EXE
4908	IEXPLORE.EXE
4908	IEXPLORE.EXE
4908	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 47 IoCs

description	pid	Process	procid_target
PID 2552 wrote to memory of 4404	2552	31ce9a4555eec4a271d1f4f66b4481f7268d2fd033d03efbc9af88add3524d32.exe	83
PID 2552 wrote to memory of 4404	2552	31ce9a4555eec4a271d1f4f66b4481f7268d2fd033d03efbc9af88add3524d32.exe	83
PID 4404 wrote to memory of 4908	4404	iexplore.exe	84
PID 4404 wrote to memory of 4908	4404	iexplore.exe	84
PID 4404 wrote to memory of 4908	4404	iexplore.exe	84
PID 2552 wrote to memory of 2824	2552	31ce9a4555eec4a271d1f4f66b4481f7268d2fd033d03efbc9af88add3524d32.exe	86
PID 2552 wrote to memory of 2824	2552	31ce9a4555eec4a271d1f4f66b4481f7268d2fd033d03efbc9af88add3524d32.exe	86
PID 2552 wrote to memory of 2824	2552	31ce9a4555eec4a271d1f4f66b4481f7268d2fd033d03efbc9af88add3524d32.exe	86
PID 2824 wrote to memory of 4884	2824	cmd.exe	88
PID 2824 wrote to memory of 4884	2824	cmd.exe	88
PID 2824 wrote to memory of 4884	2824	cmd.exe	88
PID 2552 wrote to memory of 3512	2552	31ce9a4555eec4a271d1f4f66b4481f7268d2fd033d03efbc9af88add3524d32.exe	89
PID 2552 wrote to memory of 3512	2552	31ce9a4555eec4a271d1f4f66b4481f7268d2fd033d03efbc9af88add3524d32.exe	89
PID 2552 wrote to memory of 3512	2552	31ce9a4555eec4a271d1f4f66b4481f7268d2fd033d03efbc9af88add3524d32.exe	89
PID 3512 wrote to memory of 5092	3512	cmd.exe	91
PID 3512 wrote to memory of 5092	3512	cmd.exe	91
PID 3512 wrote to memory of 5092	3512	cmd.exe	91
PID 2552 wrote to memory of 4032	2552	31ce9a4555eec4a271d1f4f66b4481f7268d2fd033d03efbc9af88add3524d32.exe	92
PID 2552 wrote to memory of 4032	2552	31ce9a4555eec4a271d1f4f66b4481f7268d2fd033d03efbc9af88add3524d32.exe	92
PID 2552 wrote to memory of 4032	2552	31ce9a4555eec4a271d1f4f66b4481f7268d2fd033d03efbc9af88add3524d32.exe	92
PID 4032 wrote to memory of 2524	4032	cmd.exe	94
PID 4032 wrote to memory of 2524	4032	cmd.exe	94
PID 4032 wrote to memory of 2524	4032	cmd.exe	94
PID 2552 wrote to memory of 4996	2552	31ce9a4555eec4a271d1f4f66b4481f7268d2fd033d03efbc9af88add3524d32.exe	95
PID 2552 wrote to memory of 4996	2552	31ce9a4555eec4a271d1f4f66b4481f7268d2fd033d03efbc9af88add3524d32.exe	95
PID 2552 wrote to memory of 4996	2552	31ce9a4555eec4a271d1f4f66b4481f7268d2fd033d03efbc9af88add3524d32.exe	95
PID 4996 wrote to memory of 4512	4996	cmd.exe	97
PID 4996 wrote to memory of 4512	4996	cmd.exe	97
PID 4996 wrote to memory of 4512	4996	cmd.exe	97
PID 2552 wrote to memory of 4084	2552	31ce9a4555eec4a271d1f4f66b4481f7268d2fd033d03efbc9af88add3524d32.exe	98
PID 2552 wrote to memory of 4084	2552	31ce9a4555eec4a271d1f4f66b4481f7268d2fd033d03efbc9af88add3524d32.exe	98
PID 2552 wrote to memory of 4084	2552	31ce9a4555eec4a271d1f4f66b4481f7268d2fd033d03efbc9af88add3524d32.exe	98
PID 4084 wrote to memory of 1920	4084	cmd.exe	100
PID 4084 wrote to memory of 1920	4084	cmd.exe	100
PID 4084 wrote to memory of 1920	4084	cmd.exe	100
PID 2552 wrote to memory of 2976	2552	31ce9a4555eec4a271d1f4f66b4481f7268d2fd033d03efbc9af88add3524d32.exe	101
PID 2552 wrote to memory of 2976	2552	31ce9a4555eec4a271d1f4f66b4481f7268d2fd033d03efbc9af88add3524d32.exe	101
PID 2552 wrote to memory of 2976	2552	31ce9a4555eec4a271d1f4f66b4481f7268d2fd033d03efbc9af88add3524d32.exe	101
PID 2976 wrote to memory of 4040	2976	cmd.exe	104
PID 2976 wrote to memory of 4040	2976	cmd.exe	104
PID 2976 wrote to memory of 4040	2976	cmd.exe	104
PID 2552 wrote to memory of 5020	2552	31ce9a4555eec4a271d1f4f66b4481f7268d2fd033d03efbc9af88add3524d32.exe	105
PID 2552 wrote to memory of 5020	2552	31ce9a4555eec4a271d1f4f66b4481f7268d2fd033d03efbc9af88add3524d32.exe	105
PID 2552 wrote to memory of 5020	2552	31ce9a4555eec4a271d1f4f66b4481f7268d2fd033d03efbc9af88add3524d32.exe	105
PID 5020 wrote to memory of 1456	5020	cmd.exe	107
PID 5020 wrote to memory of 1456	5020	cmd.exe	107
PID 5020 wrote to memory of 1456	5020	cmd.exe	107

Views/modifies file attributes 1 TTPs 7 IoCs

evasion

Hidden Files and Directories

T1564.001

pid	Process
1920	attrib.exe
4040	attrib.exe
1456	attrib.exe
4884	attrib.exe
5092	attrib.exe
2524	attrib.exe
4512	attrib.exe

C:\Users\Admin\AppData\Local\Temp\31ce9a4555eec4a271d1f4f66b4481f7268d2fd033d03efbc9af88add3524d32.exe
"C:\Users\Admin\AppData\Local\Temp\31ce9a4555eec4a271d1f4f66b4481f7268d2fd033d03efbc9af88add3524d32.exe"
1⤵
- Boot or Logon Autostart Execution: Active Setup
- Checks computer location settings
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Modifies Internet Explorer start page
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2552
- C:\Program Files\Internet Explorer\iexplore.exe
  "C:\Program Files\Internet Explorer\iexplore.exe" http://www.ymtuku.com/xg/?tan
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:4404
- - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
    "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4404 CREDAT:17410 /prefetch:2
    3⤵
    - System Location Discovery: System Language Discovery
    - Modifies Internet Explorer settings
    - Suspicious use of SetWindowsHookEx
    PID:4908
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c attrib +h "C:\Documents and Settings\All Users\桌面\Internet Explorer.lnk"
  2⤵
  - Hide Artifacts: Hidden Files and Directories
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2824
- - C:\Windows\SysWOW64\attrib.exe
    attrib +h "C:\Documents and Settings\All Users\桌面\Internet Explorer.lnk"
    3⤵
    - System Location Discovery: System Language Discovery
    - Views/modifies file attributes
    PID:4884
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c attrib +h "C:\Documents and Settings\Admin\桌面\Internet Explorer.lnk"
  2⤵
  - Hide Artifacts: Hidden Files and Directories
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3512
- - C:\Windows\SysWOW64\attrib.exe
    attrib +h "C:\Documents and Settings\Admin\桌面\Internet Explorer.lnk"
    3⤵
    - System Location Discovery: System Language Discovery
    - Views/modifies file attributes
    PID:5092
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c attrib +h "C:\Documents and Settings\Admin\Application Data\Microsoft\Internet Explorer\Quick Launch\启动 Internet Explorer 浏览器.lnk"
  2⤵
  - Hide Artifacts: Hidden Files and Directories
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4032
- - C:\Windows\SysWOW64\attrib.exe
    attrib +h "C:\Documents and Settings\Admin\Application Data\Microsoft\Internet Explorer\Quick Launch\启动 Internet Explorer 浏览器.lnk"
    3⤵
    - System Location Discovery: System Language Discovery
    - Views/modifies file attributes
    PID:2524
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c attrib +h "C:\Documents and Settings\Admin\Application Data\Microsoft\Internet Explorer\Quick Launch\Internet Explorer.lnk"
  2⤵
  - Hide Artifacts: Hidden Files and Directories
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4996
- - C:\Windows\SysWOW64\attrib.exe
    attrib +h "C:\Documents and Settings\Admin\Application Data\Microsoft\Internet Explorer\Quick Launch\Internet Explorer.lnk"
    3⤵
    - System Location Discovery: System Language Discovery
    - Views/modifies file attributes
    PID:4512
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c attrib +h "C:\Documents and Settings\Admin\「开始」菜单\程序\Internet Explorer.lnk"
  2⤵
  - Hide Artifacts: Hidden Files and Directories
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4084
- - C:\Windows\SysWOW64\attrib.exe
    attrib +h "C:\Documents and Settings\Admin\「开始」菜单\程序\Internet Explorer.lnk"
    3⤵
    - System Location Discovery: System Language Discovery
    - Views/modifies file attributes
    PID:1920
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c attrib +h "C:\WINDOWS\windows.exe"
  2⤵
  - Hide Artifacts: Hidden Files and Directories
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2976
- - C:\Windows\SysWOW64\attrib.exe
    attrib +h "C:\WINDOWS\windows.exe"
    3⤵
    - Drops file in Windows directory
    - System Location Discovery: System Language Discovery
    - Views/modifies file attributes
    PID:4040
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c attrib +h "c:\system.exe"
  2⤵
  - Hide Artifacts: Hidden Files and Directories
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:5020
- - C:\Windows\SysWOW64\attrib.exe
    attrib +h "c:\system.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    - Views/modifies file attributes
    PID:1456

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Active Setup

T1547.014

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Active Setup

T1547.014

Defense Evasion

Hide Artifacts

T1564

Hidden Files and Directories

T1564.001

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

Filesize
471B

MD5
1c7226fea3dc2059287a4a2ae7519102

SHA1
ddf68a29afc928251f9743341d5fe0be207479ad

SHA256
ccaab5444ee41ed3c94268a55693fe4157f72e980d2dc3687ac98bab1a265396

SHA512
b646d2a7d9d8fbc5846f8ecc8a69e7913c603cbad1a488f24b75a0e371e3e367c596dc3fbae2ebbfb486e17b5f248ee4c47d34c6b5e7cdd7cc387d184e8366e1

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

Filesize
404B

MD5
e3300773fe801d67166c89949186cc49

SHA1
7d011f51584f536325bdde0a58a1cfb04b5fb3d1

SHA256
c50247c909872ba2f22ad49905f29b63d4983ac9a2ea7ebd83831401f9574ea5

SHA512
7e3a9ab2067e45537dd68df65d45275146b60d018e4f90a63b2c05a54a7151336e96390df35074498f1f3c50cb97f05896fd9f7f587c4d20fe26c6b2380aed28

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\2VX66VOV\suggestions[1].en-US

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit
C:\WINDOWS\windows.exe

Filesize
232KB

MD5
e3818b925991ba4c401c080d0549868f

SHA1
1704a38c3d7bd2d163e5d47986bbcb69bd6dc8b0

SHA256
26f046151a58e74c0b206b50bce04e7398da5f9a0a86fa748567a6e3adee99b9

SHA512
0ec2ec63366d540635e00d21ecf9fbafdf998f091e1557e79f2a464932ac5da738c286d6382f61662fc0904d8f650c4584c7089d7e4c312f8f5d87bf4648d645

Download Submit
C:\system.exe

Filesize
232KB

MD5
ed5a7b2f1f3f8d8c7d12050e1774f7a4

SHA1
916e2319c3d5ca42629258b2a10ef872d6bb2303

SHA256
95222026361b01db09bd87530eeed0979bc068eacf9dab0961b512eb3f9b01d8

SHA512
e6dfcf3b906e2ffa49626f2639b7d1feaa7960aa53a5b28519bc9c92d250ba46f8dc2beebb0f3e710db33f91bc8f7dc507fc63a0fdcf8bf030a6a4b5a9b919f1

Download Submit
memory/2552-0-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2552-17-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download