94c0f585aefffcfb17a9ae892804f849c49e3d0ef8027cb64d15e53d4799f42a

Analysis

max time kernel
149s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
09/10/2024, 23:28

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General

Target

94c0f585aefffcfb17a9ae892804f849c49e3d0ef8027cb64d15e53d4799f42a.exe
Size

143KB
MD5

ade1c69631157fc84a5b2dbf6c4b3dcc
SHA1

386d234d47eb1e09a333b2bccf909303dee8eb5d
SHA256

94c0f585aefffcfb17a9ae892804f849c49e3d0ef8027cb64d15e53d4799f42a
SHA512

2d8ebc9243eae4654587e1cce50777e4e04331bc28c68178e82f8e31cd75080fabe9cbc5376f7702a63911cc325275a8fcac630f3ffaa7dc32f278031e45bcd8
SSDEEP

3072:i1i/NU8bOMYcYYcmy5cU+gTn6HOjDhWrzvvQwlgO5v1i/NU82OMYcYYamv5b:ci/NjO5YBgegD0PHzSwi/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}	94c0f585aefffcfb17a9ae892804f849c49e3d0ef8027cb64d15e53d4799f42a.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{A0XC6A98-A14C-J35H-46UD-F5AR862J2AH5}\StubPath = "C:\\system.exe"	94c0f585aefffcfb17a9ae892804f849c49e3d0ef8027cb64d15e53d4799f42a.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-1-5-21-2437139445-1151884604-3026847218-1000\Control Panel\International\Geo\Nation	94c0f585aefffcfb17a9ae892804f849c49e3d0ef8027cb64d15e53d4799f42a.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\WINDOWS\SysWOW64\ie.bat	94c0f585aefffcfb17a9ae892804f849c49e3d0ef8027cb64d15e53d4799f42a.exe
File created	C:\WINDOWS\SysWOW64\qx.bat	94c0f585aefffcfb17a9ae892804f849c49e3d0ef8027cb64d15e53d4799f42a.exe

Hide Artifacts: Hidden Files and Directories 1 TTPs 7 IoCs

defense_evasion

Hidden Files and Directories

T1564.001

pid	Process
1560	cmd.exe
5064	cmd.exe
4748	cmd.exe
1364	cmd.exe
2580	cmd.exe
2644	cmd.exe
3456	cmd.exe

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4844-0-0x0000000000400000-0x000000000042A000-memory.dmp	upx
behavioral2/files/0x0008000000023c82-10.dat	upx
behavioral2/files/0x0007000000023c86-11.dat	upx
behavioral2/memory/4844-20-0x0000000000400000-0x000000000042A000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\WINDOWS\windows.exe	94c0f585aefffcfb17a9ae892804f849c49e3d0ef8027cb64d15e53d4799f42a.exe
File opened for modification	C:\WINDOWS\windows.exe	94c0f585aefffcfb17a9ae892804f849c49e3d0ef8027cb64d15e53d4799f42a.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	94c0f585aefffcfb17a9ae892804f849c49e3d0ef8027cb64d15e53d4799f42a.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	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	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	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	cmd.exe

Modifies Internet Explorer settings 1 TTPs 39 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "417150384"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31136419"	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 2099bf19a31adb01	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Software\Microsoft\Internet Explorer\Main	94c0f585aefffcfb17a9ae892804f849c49e3d0ef8027cb64d15e53d4799f42a.exe
Key created	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000086445aa8a430244a91c2b800ab210a5100000000020000000000106600000001000020000000dc4c1fc0e7faecf6784bc7ad867e1d178f6df36f7d3c66d2ba97b2ae25cbcfc2000000000e80000000020000200000003bd860250ba1f181f9eaa1927b8c7f1579d53f013563905357efdd23f1fd09712000000088215445ae5ca44c33f92a39eb109f75b4eb0ff0c106517b48b0ff5a068f653240000000b71875d87c272fa55ec0de7e0e681a444b3c69615936c90bc64597ede3cedb0f7e030b3a98674e8f622e1d5ecb29cf26bca146ecbfca7f40647a09e2b9803f42	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "421056519"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31136419"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{4486BBA3-8696-11EF-AEE2-D2BD7E71DA05} = "0"	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31136419"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "417306251"	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000086445aa8a430244a91c2b800ab210a51000000000200000000001066000000010000200000002a37a817bc6784d10e8bafefd1fbcaa3441769d711a374ab112eaca4af4d8fdc000000000e8000000002000020000000595bed5627128c64807107f095a39d22c89852df0846340442f64eb2e0ca50fe200000007622d9d6004adb48a78e37a7a7b2f73fa4556599b06d51d9f0d273e9c716b504400000004ce9d2ac28598521cec11373bd4b5103729b44051dfb14b3dc75b475cf0f67a129d77be143ad0fa3e2036418fd94d571eb86d7da78205c71d18bb5ab3c4f04ec	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "435281517"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\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
Key created	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 306db819a31adb01	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	IEXPLORE.EXE

Modifies Internet Explorer start page 1 TTPs 1 IoCs

stealer

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Start Page = "http://dhku.com"	94c0f585aefffcfb17a9ae892804f849c49e3d0ef8027cb64d15e53d4799f42a.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

pid	Process
4844	94c0f585aefffcfb17a9ae892804f849c49e3d0ef8027cb64d15e53d4799f42a.exe
4844	94c0f585aefffcfb17a9ae892804f849c49e3d0ef8027cb64d15e53d4799f42a.exe
4844	94c0f585aefffcfb17a9ae892804f849c49e3d0ef8027cb64d15e53d4799f42a.exe
4844	94c0f585aefffcfb17a9ae892804f849c49e3d0ef8027cb64d15e53d4799f42a.exe
4844	94c0f585aefffcfb17a9ae892804f849c49e3d0ef8027cb64d15e53d4799f42a.exe
4844	94c0f585aefffcfb17a9ae892804f849c49e3d0ef8027cb64d15e53d4799f42a.exe
4844	94c0f585aefffcfb17a9ae892804f849c49e3d0ef8027cb64d15e53d4799f42a.exe
4844	94c0f585aefffcfb17a9ae892804f849c49e3d0ef8027cb64d15e53d4799f42a.exe
4844	94c0f585aefffcfb17a9ae892804f849c49e3d0ef8027cb64d15e53d4799f42a.exe
4844	94c0f585aefffcfb17a9ae892804f849c49e3d0ef8027cb64d15e53d4799f42a.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3532	IEXPLORE.EXE

Suspicious use of SetWindowsHookEx 7 IoCs

pid	Process
4844	94c0f585aefffcfb17a9ae892804f849c49e3d0ef8027cb64d15e53d4799f42a.exe
3532	IEXPLORE.EXE
3532	IEXPLORE.EXE
3412	IEXPLORE.EXE
3412	IEXPLORE.EXE
3412	IEXPLORE.EXE
3412	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 49 IoCs

description	pid	Process	procid_target
PID 4844 wrote to memory of 3532	4844	94c0f585aefffcfb17a9ae892804f849c49e3d0ef8027cb64d15e53d4799f42a.exe	85
PID 4844 wrote to memory of 3532	4844	94c0f585aefffcfb17a9ae892804f849c49e3d0ef8027cb64d15e53d4799f42a.exe	85
PID 3532 wrote to memory of 3412	3532	IEXPLORE.EXE	86
PID 3532 wrote to memory of 3412	3532	IEXPLORE.EXE	86
PID 3532 wrote to memory of 3412	3532	IEXPLORE.EXE	86
PID 4844 wrote to memory of 4956	4844	94c0f585aefffcfb17a9ae892804f849c49e3d0ef8027cb64d15e53d4799f42a.exe	87
PID 4844 wrote to memory of 4956	4844	94c0f585aefffcfb17a9ae892804f849c49e3d0ef8027cb64d15e53d4799f42a.exe	87
PID 4844 wrote to memory of 1560	4844	94c0f585aefffcfb17a9ae892804f849c49e3d0ef8027cb64d15e53d4799f42a.exe	88
PID 4844 wrote to memory of 1560	4844	94c0f585aefffcfb17a9ae892804f849c49e3d0ef8027cb64d15e53d4799f42a.exe	88
PID 4844 wrote to memory of 1560	4844	94c0f585aefffcfb17a9ae892804f849c49e3d0ef8027cb64d15e53d4799f42a.exe	88
PID 1560 wrote to memory of 3820	1560	cmd.exe	90
PID 1560 wrote to memory of 3820	1560	cmd.exe	90
PID 1560 wrote to memory of 3820	1560	cmd.exe	90
PID 4844 wrote to memory of 5064	4844	94c0f585aefffcfb17a9ae892804f849c49e3d0ef8027cb64d15e53d4799f42a.exe	91
PID 4844 wrote to memory of 5064	4844	94c0f585aefffcfb17a9ae892804f849c49e3d0ef8027cb64d15e53d4799f42a.exe	91
PID 4844 wrote to memory of 5064	4844	94c0f585aefffcfb17a9ae892804f849c49e3d0ef8027cb64d15e53d4799f42a.exe	91
PID 5064 wrote to memory of 3332	5064	cmd.exe	93
PID 5064 wrote to memory of 3332	5064	cmd.exe	93
PID 5064 wrote to memory of 3332	5064	cmd.exe	93
PID 4844 wrote to memory of 4748	4844	94c0f585aefffcfb17a9ae892804f849c49e3d0ef8027cb64d15e53d4799f42a.exe	95
PID 4844 wrote to memory of 4748	4844	94c0f585aefffcfb17a9ae892804f849c49e3d0ef8027cb64d15e53d4799f42a.exe	95
PID 4844 wrote to memory of 4748	4844	94c0f585aefffcfb17a9ae892804f849c49e3d0ef8027cb64d15e53d4799f42a.exe	95
PID 4748 wrote to memory of 1960	4748	cmd.exe	97
PID 4748 wrote to memory of 1960	4748	cmd.exe	97
PID 4748 wrote to memory of 1960	4748	cmd.exe	97
PID 4844 wrote to memory of 1364	4844	94c0f585aefffcfb17a9ae892804f849c49e3d0ef8027cb64d15e53d4799f42a.exe	98
PID 4844 wrote to memory of 1364	4844	94c0f585aefffcfb17a9ae892804f849c49e3d0ef8027cb64d15e53d4799f42a.exe	98
PID 4844 wrote to memory of 1364	4844	94c0f585aefffcfb17a9ae892804f849c49e3d0ef8027cb64d15e53d4799f42a.exe	98
PID 1364 wrote to memory of 1236	1364	cmd.exe	100
PID 1364 wrote to memory of 1236	1364	cmd.exe	100
PID 1364 wrote to memory of 1236	1364	cmd.exe	100
PID 4844 wrote to memory of 2580	4844	94c0f585aefffcfb17a9ae892804f849c49e3d0ef8027cb64d15e53d4799f42a.exe	101
PID 4844 wrote to memory of 2580	4844	94c0f585aefffcfb17a9ae892804f849c49e3d0ef8027cb64d15e53d4799f42a.exe	101
PID 4844 wrote to memory of 2580	4844	94c0f585aefffcfb17a9ae892804f849c49e3d0ef8027cb64d15e53d4799f42a.exe	101
PID 2580 wrote to memory of 3052	2580	cmd.exe	103
PID 2580 wrote to memory of 3052	2580	cmd.exe	103
PID 2580 wrote to memory of 3052	2580	cmd.exe	103
PID 4844 wrote to memory of 2644	4844	94c0f585aefffcfb17a9ae892804f849c49e3d0ef8027cb64d15e53d4799f42a.exe	104
PID 4844 wrote to memory of 2644	4844	94c0f585aefffcfb17a9ae892804f849c49e3d0ef8027cb64d15e53d4799f42a.exe	104
PID 4844 wrote to memory of 2644	4844	94c0f585aefffcfb17a9ae892804f849c49e3d0ef8027cb64d15e53d4799f42a.exe	104
PID 2644 wrote to memory of 4176	2644	cmd.exe	106
PID 2644 wrote to memory of 4176	2644	cmd.exe	106
PID 2644 wrote to memory of 4176	2644	cmd.exe	106
PID 4844 wrote to memory of 3456	4844	94c0f585aefffcfb17a9ae892804f849c49e3d0ef8027cb64d15e53d4799f42a.exe	107
PID 4844 wrote to memory of 3456	4844	94c0f585aefffcfb17a9ae892804f849c49e3d0ef8027cb64d15e53d4799f42a.exe	107
PID 4844 wrote to memory of 3456	4844	94c0f585aefffcfb17a9ae892804f849c49e3d0ef8027cb64d15e53d4799f42a.exe	107
PID 3456 wrote to memory of 4664	3456	cmd.exe	109
PID 3456 wrote to memory of 4664	3456	cmd.exe	109
PID 3456 wrote to memory of 4664	3456	cmd.exe	109

Views/modifies file attributes 1 TTPs 7 IoCs

evasion

Hidden Files and Directories

T1564.001

pid	Process
4176	attrib.exe
4664	attrib.exe
3820	attrib.exe
3332	attrib.exe
1960	attrib.exe
1236	attrib.exe
3052	attrib.exe

C:\Users\Admin\AppData\Local\Temp\94c0f585aefffcfb17a9ae892804f849c49e3d0ef8027cb64d15e53d4799f42a.exe
"C:\Users\Admin\AppData\Local\Temp\94c0f585aefffcfb17a9ae892804f849c49e3d0ef8027cb64d15e53d4799f42a.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:4844
- C:\Program Files\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files\Internet Explorer\IEXPLORE.EXE" http://www.212ok.com/Gbook.asp?qita
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:3532
- - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
    "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3532 CREDAT:17410 /prefetch:2
    3⤵
    - System Location Discovery: System Language Discovery
    - Modifies Internet Explorer settings
    - Suspicious use of SetWindowsHookEx
    PID:3412
- 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
  PID:4956
- 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:1560
- - 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:3820
- 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:5064
- - 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:3332
- 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:4748
- - 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:1960
- 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:1364
- - 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:1236
- 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:2580
- - 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:3052
- 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:2644
- - 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:4176
- 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:3456
- - C:\Windows\SysWOW64\attrib.exe
    attrib +h "c:\system.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    - Views/modifies file attributes
    PID:4664

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\Local\Microsoft\Windows\INetCache\IE\M6JHG9EK\suggestions[1].en-US

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit
C:\WINDOWS\windows.exe

Filesize
143KB

MD5
d4a51916a7789f26c55898cece2958f5

SHA1
7739c1773faea067ba182ccc3857502e14b42b76

SHA256
2d567521b240a18ec05c1a8c31f9bab02c29a1a533b2209abec112dc93883406

SHA512
e85adc3c465e613c041841ad2b8ce0f9f01bea209cc0b601888704a3d8b5533f92ea2d4f0ba48513a13cdd5768465244046e57a56acf59bd6f9bd26ed3052a6c

Download Submit
C:\system.exe

Filesize
143KB

MD5
728e242196c849ce917957cf7ea612c7

SHA1
eb4d42737d59af40987e3971f781ce93ec8cfc78

SHA256
b23ef288abe8fde4fc577bf82a338f62cf35555b470cb35c5cbe4a6ff187169d

SHA512
c8789dd4c1ca13566d0d7737886714ee9640f35223159e27ed22a73c7d7b721647674f90480ea4fbe6b63d34377f5a6f81e9922d996e2a20570594636e660897

Download Submit
memory/4844-0-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/4844-20-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download