0765299e68651128f2edf3a3f849ce4d38ee4982a81379890cd3e129a9fe92e5

Analysis

max time kernel
149s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
25/01/2024, 08:40

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General

Target

743c70dc9d04d9b39f681a13658a3953.exe
Size

59KB
MD5

743c70dc9d04d9b39f681a13658a3953
SHA1

22379799d963acd5a88707518bb798965e3cab3e
SHA256

0765299e68651128f2edf3a3f849ce4d38ee4982a81379890cd3e129a9fe92e5
SHA512

8b877f07e1878e0d491f3a65585c8ce410fa31561f47b92d0203ff6de19fa0d6d877294d34bd31ea43fcfe67da3db429cfa587f082c59d953df27938f4a8046f
SSDEEP

1536:gS9sf3ewWNlLC+U1xf4Trnm4GDvJO7kEy:gS9sfuwqBU1B4TrmBOAh

Score

8^/10

evasion persistence

Malware Config

Signatures

Sets file to hidden 1 TTPs 2 IoCs

Modifies file attributes to stop it showing in Explorer etc.

evasion

Hidden Files and Directories

T1564.001

pid	Process
4144	attrib.exe
3460	attrib.exe

Checks computer location settings 2 TTPs 2 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-1-5-21-1232405761-1209240240-3206092754-1000\Control Panel\International\Geo\Nation	743c70dc9d04d9b39f681a13658a3953.exe
Key value queried	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\Control Panel\International\Geo\Nation	inlA579.tmp

Executes dropped EXE 1 IoCs

pid	Process
4696	inlA579.tmp

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\hsdfasd = "\"C:\\PROGRA~1\\FREERA~1\\tmp.\\a.{971C5380-92A0-5A69-B3EE-C3002B33309E}\" hh.exe"	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\GrpConv = "grpconv -o"	rundll32.exe

Drops file in Program Files directory 15 IoCs

description	ioc	Process
File opened for modification	C:\PROGRA~1\FREERA~1\3.bat	cmd.exe
File opened for modification	C:\PROGRA~1\INTERN~1\ieframe.dll	cmd.exe
File opened for modification	C:\PROGRA~1\FREERA~1\tmp	attrib.exe
File opened for modification	C:\PROGRA~1\FREERA~1\░╦╪╘╔½═╝.url	cmd.exe
File opened for modification	C:\PROGRA~1\FREERA~1\├└┼«└╓╘░.url	cmd.exe
File created	C:\PROGRA~1\INTERN~1\ieframe.dll	cmd.exe
File opened for modification	C:\PROGRA~1\FREERA~1\2.inf	cmd.exe
File created	C:\Program Files\FreeRapid\1.bat	743c70dc9d04d9b39f681a13658a3953.exe
File created	C:\Program Files\FreeRapid\2.bat	743c70dc9d04d9b39f681a13658a3953.exe
File opened for modification	C:\PROGRA~1\FREERA~1\tmp\a.{971C5380-92A0-5A69-B3EE-C3002B33309E}	attrib.exe
File opened for modification	C:\PROGRA~1\FREERA~1\╠╘▒ª╣║╬∩.url	cmd.exe
File opened for modification	C:\PROGRA~1\FREERA~1\╟º═┼═┼╣║.url	cmd.exe
File opened for modification	C:\PROGRA~1\FREERA~1\1.inf	cmd.exe
File created	C:\Program Files\FreeRapid\4.bat	743c70dc9d04d9b39f681a13658a3953.exe
File opened for modification	C:\PROGRA~1\FREERA~1\┐┤┐┤╡τ╙░.url	cmd.exe

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

System Information Discovery
T1082

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\Registry\Machine\HARDWARE\DESCRIPTION\System\CentralProcessor\0	runonce.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	runonce.exe

Modifies Internet Explorer settings 1 TTPs 60 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\cnkankan.com\Total = "63"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\Software\Microsoft\Internet Explorer\DOMStorage\cnkankan.com	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\Total\ = "63"	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 405bf25e6a4fda01	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\International\CpMRU\Enable = "1"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\Software\Microsoft\Internet Explorer\DOMStorage\Total	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 3016f75e6a4fda01	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\IESettingSync\SlowSettingTypesChanged = "2"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\Total\ = "126"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\www.cnkankan.com\ = "126"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\Software\Microsoft\Internet Explorer\Main	reg.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\International\CpMRU\Factor = "20"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000cfa71eb1212ca24fab6a788c17de622100000000020000000000106600000001000020000000695a6140b3f5db45c6819cf5056c2bdfa002627e000a749829b3ebcf12351ebd000000000e8000000002000020000000cb5f35d1fa3450d3fadfe9636c552798f09a42793abec9890857241616768b7d20000000a60523fcde2d7bb31f5a419ee33ace67202c8eb355e25cc5c70067417607862540000000a03ec8bcc7a574222399c079d02cbd8264a9219539331fd8981260271b79724cc17c274b25ee6e6c6c567c073a613fdaecfbf76328720e2713bcc93cf398373a	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1220915617"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\International\CpMRU\Size = "10"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "412937031"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000cfa71eb1212ca24fab6a788c17de622100000000020000000000106600000001000020000000a1aaccd5ad01d69745f247c53f93482e9cab53d25b6d974bcceed10ed17c18b3000000000e80000000020000200000009bc1f823f424cd35a89adfab341380c738c8e5d712ef6da223a0a1c2593790872000000001ca2467cb766f5977720af530288bfd89f542d2ee92ca975378063bbe9f8b0740000000bf4eac5559f34694aeadb8193796c5ba543659b233898ab86e0cfbb7e27408fc6b0283b947a9af2af5defe3b7ba91baa5e9ed934a977c96513e1d9ad56e88c97	iexplore.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Internet Explorer\Main	reg.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\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-1-5-21-1232405761-1209240240-3206092754-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\cnkankan.com\Total = "126"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31084394"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\Software\Microsoft\Internet Explorer\IESettingSync	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\International\CpMRU\InitHits = "100"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\cnkankan.com	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\cnkankan.com\NumberOfSubdomains = "1"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{743D278E-BB5D-11EE-9ECD-F68B0B0A1028} = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\www.cnkankan.com\ = "63"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31084394"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\Software\Microsoft\Internet Explorer\International\CpMRU	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31084394"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\Software\Microsoft\Internet Explorer\DOMStorage\www.cnkankan.com	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "1220915617"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1226384043"	IEXPLORE.EXE

Modifies Internet Explorer start page 1 TTPs 2 IoCs

stealer

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Internet Explorer\Main\Start Page = "http://www.82133.com/?o"	reg.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Start Page = "http://www.82133.com/?o"	reg.exe

Modifies registry class 9 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{971C5380-92A0-5A69-B3EE-C3002B33309E}\Shell	reg.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{971C5380-92A0-5A69-B3EE-C3002B33309E}	reg.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{971C5380-92A0-5A69-B3EE-C3002B33309E}\IsShortCut	reg.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node	reg.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{971C5380-92A0-5A69-B3EE-C3002B33309E}\Shell\open(&H)	reg.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{971C5380-92A0-5A69-B3EE-C3002B33309E}\Shell\open(&H)\Command\ = "wscript -e:vbs \"C:\\PROGRA~1\\FREERA~1\\3.bat\""	reg.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{971C5380-92A0-5A69-B3EE-C3002B33309E}\Shell\open(&H)\Command	reg.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID	reg.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{971C5380-92A0-5A69-B3EE-C3002B33309E}	reg.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	4500	743c70dc9d04d9b39f681a13658a3953.exe
Token: SeIncBasePriorityPrivilege	4696	inlA579.tmp

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3716	iexplore.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
3716	iexplore.exe
3716	iexplore.exe
3596	IEXPLORE.EXE
3596	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 59 IoCs

description	pid	Process	procid_target
PID 4500 wrote to memory of 1556	4500	743c70dc9d04d9b39f681a13658a3953.exe	97
PID 4500 wrote to memory of 1556	4500	743c70dc9d04d9b39f681a13658a3953.exe	97
PID 4500 wrote to memory of 1556	4500	743c70dc9d04d9b39f681a13658a3953.exe	97
PID 1556 wrote to memory of 4676	1556	cmd.exe	99
PID 1556 wrote to memory of 4676	1556	cmd.exe	99
PID 1556 wrote to memory of 4676	1556	cmd.exe	99
PID 4676 wrote to memory of 3716	4676	cmd.exe	101
PID 4676 wrote to memory of 3716	4676	cmd.exe	101
PID 4676 wrote to memory of 988	4676	cmd.exe	102
PID 4676 wrote to memory of 988	4676	cmd.exe	102
PID 4676 wrote to memory of 988	4676	cmd.exe	102
PID 4676 wrote to memory of 4036	4676	cmd.exe	103
PID 4676 wrote to memory of 4036	4676	cmd.exe	103
PID 4676 wrote to memory of 4036	4676	cmd.exe	103
PID 4036 wrote to memory of 3864	4036	cmd.exe	105
PID 4036 wrote to memory of 3864	4036	cmd.exe	105
PID 4036 wrote to memory of 3864	4036	cmd.exe	105
PID 4036 wrote to memory of 2352	4036	cmd.exe	110
PID 4036 wrote to memory of 2352	4036	cmd.exe	110
PID 4036 wrote to memory of 2352	4036	cmd.exe	110
PID 4036 wrote to memory of 4688	4036	cmd.exe	106
PID 4036 wrote to memory of 4688	4036	cmd.exe	106
PID 4036 wrote to memory of 4688	4036	cmd.exe	106
PID 3716 wrote to memory of 3596	3716	iexplore.exe	107
PID 3716 wrote to memory of 3596	3716	iexplore.exe	107
PID 3716 wrote to memory of 3596	3716	iexplore.exe	107
PID 4036 wrote to memory of 1120	4036	cmd.exe	108
PID 4036 wrote to memory of 1120	4036	cmd.exe	108
PID 4036 wrote to memory of 1120	4036	cmd.exe	108
PID 4036 wrote to memory of 3920	4036	cmd.exe	111
PID 4036 wrote to memory of 3920	4036	cmd.exe	111
PID 4036 wrote to memory of 3920	4036	cmd.exe	111
PID 4500 wrote to memory of 4696	4500	743c70dc9d04d9b39f681a13658a3953.exe	109
PID 4500 wrote to memory of 4696	4500	743c70dc9d04d9b39f681a13658a3953.exe	109
PID 4500 wrote to memory of 4696	4500	743c70dc9d04d9b39f681a13658a3953.exe	109
PID 4500 wrote to memory of 1720	4500	743c70dc9d04d9b39f681a13658a3953.exe	120
PID 4500 wrote to memory of 1720	4500	743c70dc9d04d9b39f681a13658a3953.exe	120
PID 4500 wrote to memory of 1720	4500	743c70dc9d04d9b39f681a13658a3953.exe	120
PID 4036 wrote to memory of 3460	4036	cmd.exe	119
PID 4036 wrote to memory of 3460	4036	cmd.exe	119
PID 4036 wrote to memory of 3460	4036	cmd.exe	119
PID 4036 wrote to memory of 4144	4036	cmd.exe	113
PID 4036 wrote to memory of 4144	4036	cmd.exe	113
PID 4036 wrote to memory of 4144	4036	cmd.exe	113
PID 4036 wrote to memory of 2552	4036	cmd.exe	117
PID 4036 wrote to memory of 2552	4036	cmd.exe	117
PID 4036 wrote to memory of 2552	4036	cmd.exe	117
PID 4036 wrote to memory of 4904	4036	cmd.exe	115
PID 4036 wrote to memory of 4904	4036	cmd.exe	115
PID 4036 wrote to memory of 4904	4036	cmd.exe	115
PID 2552 wrote to memory of 4224	2552	rundll32.exe	114
PID 2552 wrote to memory of 4224	2552	rundll32.exe	114
PID 2552 wrote to memory of 4224	2552	rundll32.exe	114
PID 4224 wrote to memory of 924	4224	runonce.exe	116
PID 4224 wrote to memory of 924	4224	runonce.exe	116
PID 4224 wrote to memory of 924	4224	runonce.exe	116
PID 4696 wrote to memory of 4528	4696	inlA579.tmp	123
PID 4696 wrote to memory of 4528	4696	inlA579.tmp	123
PID 4696 wrote to memory of 4528	4696	inlA579.tmp	123

Views/modifies file attributes 1 TTPs 2 IoCs

evasion

Hidden Files and Directories

T1564.001

pid	Process
4144	attrib.exe
3460	attrib.exe

C:\Users\Admin\AppData\Local\Temp\743c70dc9d04d9b39f681a13658a3953.exe
"C:\Users\Admin\AppData\Local\Temp\743c70dc9d04d9b39f681a13658a3953.exe"
1⤵
- Checks computer location settings
- Drops file in Program Files directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4500
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\xcodewget2.bat" "
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1556
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /K C:\PROGRA~1\FREERA~1\1.bat
    3⤵
    - Drops file in Program Files directory
    - Suspicious use of WriteProcessMemory
    PID:4676
  - - C:\PROGRA~1\INTERN~1\iexplore.exe
      C:\PROGRA~1\INTERN~1\IEXPLORE.EXE http://WWw.cnkankan.com/?82133
      4⤵
      Modifies Internet Explorer settings
      Suspicious use of FindShellTrayWindow
      Suspicious use of SetWindowsHookEx
      Suspicious use of WriteProcessMemory
      PID:3716
    - - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3716 CREDAT:17410 /prefetch:2
        5⤵
        Modifies Internet Explorer settings
        Suspicious use of SetWindowsHookEx
        
        PID:3596
  - - C:\Windows\SysWOW64\rundll32.exe
      rundll32 syssetup,SetupInfObjectInstallAction DefaultInstall 128 C:\PROGRA~1\FREERA~1\1.inf
      4⤵
      PID:988
  - - C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /K C:\PROGRA~1\FREERA~1\2.bat
      4⤵
      Drops file in Program Files directory
      Suspicious use of WriteProcessMemory
      PID:4036
    - - C:\Windows\SysWOW64\reg.exe
        
        reg add "HKLM\Software\Microsoft\Internet Explorer\Main" /v "Start Page" /d ""http://www.82133.com/?o"" /f
        5⤵
        Modifies Internet Explorer settings
        Modifies Internet Explorer start page
        
        PID:3864
    - - C:\Windows\SysWOW64\reg.exe
        
        reg add "HKCU\Software\tmp" /v "key" /d ""http://www.82133.com/?o"" /f
        5⤵
        
        PID:4688
    - - C:\Windows\SysWOW64\reg.exe
        
        reg add "HKCR\CLSID\{971C5380-92A0-5A69-B3EE-C3002B33309E}" /v "IsShortCut" /d "" /f
        5⤵
        Modifies registry class
        
        PID:1120
    - - C:\Windows\SysWOW64\reg.exe
        
        reg add "HKCU\Software\Microsoft\Internet Explorer\Main" /v "Start Page" /d ""http://www.82133.com/?o"" /f
        5⤵
        Modifies Internet Explorer settings
        Modifies Internet Explorer start page
        
        PID:2352
    - - C:\Windows\SysWOW64\reg.exe
        
        reg add "HKCR\CLSID\{971C5380-92A0-5A69-B3EE-C3002B33309E}\Shell\open(&H)\Command" /v "" /d "wscript -e:vbs ""C:\PROGRA~1\FREERA~1\3.bat""" /f
        5⤵
        Modifies registry class
        
        PID:3920
    - - C:\Windows\SysWOW64\attrib.exe
        
        attrib +s +h C:\PROGRA~1\FREERA~1\tmp
        5⤵
        Sets file to hidden
        Drops file in Program Files directory
        Views/modifies file attributes
        
        PID:4144
    - - C:\Windows\SysWOW64\rundll32.exe
        
        rundll32 D:\VolumeDH\jni.mp3,MainLoad
        5⤵
        
        PID:4904
    - - C:\Windows\SysWOW64\rundll32.exe
        
        rundll32 syssetup,SetupInfObjectInstallAction DefaultInstall 128 C:\PROGRA~1\FREERA~1\2.inf
        5⤵
        Adds Run key to start application
        Suspicious use of WriteProcessMemory
        
        PID:2552
    - - C:\Windows\SysWOW64\attrib.exe
        
        attrib +s +h C:\PROGRA~1\FREERA~1\tmp\a.{971C5380-92A0-5A69-B3EE-C3002B33309E}
        5⤵
        Sets file to hidden
        Drops file in Program Files directory
        Views/modifies file attributes
        
        PID:3460
- C:\Users\Admin\AppData\Local\Temp\inlA579.tmp
  C:\Users\Admin\AppData\Local\Temp\inlA579.tmp
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4696
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\inlA579.tmp > nul
    3⤵
    PID:4528
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\743C70~1.EXE > nul
  2⤵
  PID:1720

C:\Windows\SysWOW64\runonce.exe
"C:\Windows\system32\runonce.exe" -r
1⤵
- Checks processor information in registry
- Suspicious use of WriteProcessMemory
PID:4224
- C:\Windows\SysWOW64\grpconv.exe
  "C:\Windows\System32\grpconv.exe" -o
  2⤵
  PID:924

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Hide Artifacts

T1564

Hidden Files and Directories

T1564.001

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:\PROGRA~1\FREERA~1\1.bat

Filesize
3KB

MD5
b7c5e3b416b1d1b5541ef44662e1a764

SHA1
8bff7ea2be2f3cf29f2381d8007198b5991ca3ae

SHA256
f1a2f9fdebb3cac24756e53fa5e1628b2bd1cc130480c1878e3b3bc880575cd1

SHA512
65dbd6a7a7cf6fec00e6b0f1d7d5655769e6087ad09cad74c91c5a3395e675ac8f9df5c7185327e6f8dd03ddb60504400f54237d9e4b53c8b08e7e3d41ee61fc

Download Submit
C:\PROGRA~1\FREERA~1\1.inf

Filesize
492B

MD5
34c14b8530e1094e792527f7a474fe77

SHA1
f71c4e9091140256b34c18220d1dd1efab1f301d

SHA256
fe0dfb3458bfe2a3632d365e00765fa10f14d62e7dfa8b70a055c7eb9fdb6713

SHA512
25bb09b526e1e9f5c6052f1f7c36b37c956c1b5649936af8df3abfcf120c931f3d2603e17a061cb99d8c8074bfb1973a5423cce89762fca53cd46aeb3e8944a2

Download Submit
C:\PROGRA~1\FREERA~1\2.bat

Filesize
3KB

MD5
6cbd1848e570354769fb56efd38f3594

SHA1
d17d48036cdbd6a928729a16a34babc2bd49708a

SHA256
cd0076ca521c3a3a8845fb6dac00fc93da9803bca9e03c904516b3493f7ba13d

SHA512
ff8502603849d56807be7a4990d4f17459a7a60c446283e8656dc69b5dae6b4ef833e521f4b6a24a69e7867a03d8688bac14498a21c7aa950d9d889b61d8e2e5

Download Submit
C:\PROGRA~1\FREERA~1\2.inf

Filesize
230B

MD5
f6dcb2862f6e7f9e69fb7d18668c59f1

SHA1
bb23dbba95d8af94ecc36a7d2dd4888af2856737

SHA256
c68fe97c64b68f00b3cc853ae6a6d324b470a558df57eac2593487978592eb2c

SHA512
eefe630b776d2144df39e9c385824374b3d546e30293d7efe10cc2d6bf6f2c932162bf80add1c8ca58afcc868ad02b3ffc104c0f111f3827f4385ee9f26f5e75

Download Submit
C:\PROGRA~1\FREERA~1\4.bat

Filesize
325KB

MD5
ac0490f14de5dad22ab9224b47c23d95

SHA1
57f53b8a861df9a2a652c2cc99afcb54390d8f91

SHA256
b0e6401aaed6b9cfd67b6e2a22406493c2de1e570b7dbdd2b5a738b3eec777cc

SHA512
b75be79dc2675da389a2cf87f460cd318b6130df6e13dd2a9af966e6c96efebce4c43b50b1af188066a0e5e70f746eef059b7639d9883f48512006d5a294eb54

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

Filesize
471B

MD5
6c9b222cd1e44e41ad93ba8d2fcb6512

SHA1
b00df12a3bb2efd842f545c288b4bc948fc0de8f

SHA256
4d9577e0b9cdb6fd342f66ed39177a482fa460da255f954dcd6a32b88385727d

SHA512
809faeef601ca22eba46491747fc7dbb4ce292aaff753ec0041cd85121fbf914f78a23bed0882ce89712a0ebdc52d3aaedad71e9e98e194c62289577c82f5507

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

Filesize
404B

MD5
3408d10fa5994aa05ffb86de95e1a6c1

SHA1
8115da0311d9fe080cbb89a0ef9e70b59898a5be

SHA256
1e1f2be76d6eb3ed776d15b53303a77996449c507cb2109f450cc622a82fb4fb

SHA512
be2410f8795e7ff9f4baaeffb2ee2e37791363cd5adc437a04f546e8aceaa85c886b94318b33f6e2db6de310c7a9d8297f52c38954e3dd07caa0bcc432aa65e6

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\imagestore\buhspo8\imagestore.dat

Filesize
1KB

MD5
64f8555a11be59bc0a9b4f06f2a35e30

SHA1
65ed03d6fa55b34dc203738925e18569ff14e39f

SHA256
0df7da40cdedbab489e79d58d9ce937e505efd761ffd09693172af349d7327d2

SHA512
ee5d8b11508698aa284ce82f6292bf73cf900d6b4055d159be7f50d88932adf183ca2ac6554c8cdc674e7e6cd55284033dc5f30d651d22cfaa5cac616a45f72e

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\0SGFK56Z\favicon[1].ico

Filesize
1KB

MD5
7ef1f0a0093460fe46bb691578c07c95

SHA1
2da3ffbbf4737ce4dae9488359de34034d1ebfbd

SHA256
4c62eef22174220b8655590a77b27957f3518b4c3b7352d0b64263b80e728f2c

SHA512
68da2c2f6f7a88ae364a4cf776d2c42e50150501ccf9b740a2247885fb21d1becbe9ee0ba61e965dd21d8ee01be2b364a29a7f9032fc6b5cdfb28cc6b42f4793

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\QTPKWBD2\suggestions[1].en-US

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit
C:\Users\Admin\AppData\Local\Temp\inlA579.tmp

Filesize
808KB

MD5
879650287311d2351815b9de0fe699ef

SHA1
1dcd7e9eb03d9796c37126e0c8b4a22899bae16d

SHA256
7c518d8bf91d27b948f5ac28013cc4535ea6871ea511524580e6a270740b0a3a

SHA512
2e23b9da0f259332c5e770b4f908a96ae70b3fdc4d6e3d1acef6021fef337364fc5ea3a700ec3270101805e07dadd77c901e993426af3f8570d2b81410840d9e

Download Submit
C:\Users\Admin\AppData\Local\Temp\inlA579.tmp

Filesize
129KB

MD5
a3cfcf349ec2f6428f42865e4beaad37

SHA1
786a551e88921709d0a00c518e03a6f2fc121126

SHA256
a04d89d857e6f97187aa4cc9c1a8fd81750dcf95c6fcc3103b9f587b1fe07aeb

SHA512
751ab0ecf79bfe138fa3eaf81323787b9198bbe8976270b5210b88aa09fc0c0fb18186ddc9353e3da94913ab0850a0c238033e9fbb9e5d31eebbb0bc1ad67f06

Download Submit
C:\Users\Admin\AppData\Local\Temp\winrar_config.tmp

Filesize
629B

MD5
7c51a3cd196c154af76f7d57a475487d

SHA1
f2067dc3665cf3c7269eaec7022642bdc4a6a375

SHA256
ea89a5077fca265853fb87b8dbfc7c1c9bbf6a8d360cb0a01e6a6ce133086937

SHA512
efc22e2a44b93210aa1a5e44e98e01b57fff75b24023e093d75886c6103102e4e12f9e7a16b40f29d3fe63393e02b196df0c05aca9ae2eb29b8279950ba08f1c

Download Submit
C:\Users\Admin\AppData\Local\Temp\xcodewget2.bat

Filesize
36B

MD5
0b53221b1332efb76ebd2ab7120ff78f

SHA1
e3dda4d21e35819eaf50e50c2aab2950ff1505b5

SHA256
05bbda79058985c35a48637dcbc66c73176e1f7e4c95e8aef8b762066b780388

SHA512
877637688f255d94b94feb3b2444678836db41644f6e1a7d1f902c8c12bab45785393a8f210215eebcdcb3526002632863bf54f026047aa1edee8481b26dddcd

Download Submit
memory/3716-103-0x00007FFAED9B0000-0x00007FFAEDA1E000-memory.dmp

Filesize
440KB

Download
memory/3716-120-0x00007FFAED9B0000-0x00007FFAEDA1E000-memory.dmp

Filesize
440KB

Download
memory/3716-81-0x00007FFAED9B0000-0x00007FFAEDA1E000-memory.dmp

Filesize
440KB

Download
memory/3716-77-0x00007FFAED9B0000-0x00007FFAEDA1E000-memory.dmp

Filesize
440KB

Download
memory/3716-83-0x00007FFAED9B0000-0x00007FFAEDA1E000-memory.dmp

Filesize
440KB

Download
memory/3716-85-0x00007FFAED9B0000-0x00007FFAEDA1E000-memory.dmp

Filesize
440KB

Download
memory/3716-86-0x00007FFAED9B0000-0x00007FFAEDA1E000-memory.dmp

Filesize
440KB

Download
memory/3716-87-0x00007FFAED9B0000-0x00007FFAEDA1E000-memory.dmp

Filesize
440KB

Download
memory/3716-90-0x00007FFAED9B0000-0x00007FFAEDA1E000-memory.dmp

Filesize
440KB

Download
memory/3716-94-0x00007FFAED9B0000-0x00007FFAEDA1E000-memory.dmp

Filesize
440KB

Download
memory/3716-100-0x00007FFAED9B0000-0x00007FFAEDA1E000-memory.dmp

Filesize
440KB

Download
memory/3716-99-0x00007FFAED9B0000-0x00007FFAEDA1E000-memory.dmp

Filesize
440KB

Download
memory/3716-76-0x00007FFAED9B0000-0x00007FFAEDA1E000-memory.dmp

Filesize
440KB

Download
memory/3716-95-0x00007FFAED9B0000-0x00007FFAEDA1E000-memory.dmp

Filesize
440KB

Download
memory/3716-101-0x00007FFAED9B0000-0x00007FFAEDA1E000-memory.dmp

Filesize
440KB

Download
memory/3716-102-0x00007FFAED9B0000-0x00007FFAEDA1E000-memory.dmp

Filesize
440KB

Download
memory/3716-92-0x00007FFAED9B0000-0x00007FFAEDA1E000-memory.dmp

Filesize
440KB

Download
memory/3716-88-0x00007FFAED9B0000-0x00007FFAEDA1E000-memory.dmp

Filesize
440KB

Download
memory/3716-75-0x00007FFAED9B0000-0x00007FFAEDA1E000-memory.dmp

Filesize
440KB

Download
memory/3716-104-0x00007FFAED9B0000-0x00007FFAEDA1E000-memory.dmp

Filesize
440KB

Download
memory/3716-105-0x00007FFAED9B0000-0x00007FFAEDA1E000-memory.dmp

Filesize
440KB

Download
memory/3716-74-0x00007FFAED9B0000-0x00007FFAEDA1E000-memory.dmp

Filesize
440KB

Download
memory/3716-119-0x00007FFAED9B0000-0x00007FFAEDA1E000-memory.dmp

Filesize
440KB

Download
memory/3716-56-0x00007FFAED9B0000-0x00007FFAEDA1E000-memory.dmp

Filesize
440KB

Download
memory/3716-66-0x00007FFAED9B0000-0x00007FFAEDA1E000-memory.dmp

Filesize
440KB

Download
memory/3716-68-0x00007FFAED9B0000-0x00007FFAEDA1E000-memory.dmp

Filesize
440KB

Download
memory/3716-69-0x00007FFAED9B0000-0x00007FFAEDA1E000-memory.dmp

Filesize
440KB

Download
memory/3716-70-0x00007FFAED9B0000-0x00007FFAEDA1E000-memory.dmp

Filesize
440KB

Download
memory/3716-73-0x00007FFAED9B0000-0x00007FFAEDA1E000-memory.dmp

Filesize
440KB

Download
memory/3716-127-0x00007FFAED9B0000-0x00007FFAEDA1E000-memory.dmp

Filesize
440KB

Download
memory/3716-140-0x00007FFAED9B0000-0x00007FFAEDA1E000-memory.dmp

Filesize
440KB

Download
memory/3716-142-0x00007FFAED9B0000-0x00007FFAEDA1E000-memory.dmp

Filesize
440KB

Download
memory/3716-139-0x00007FFAED9B0000-0x00007FFAEDA1E000-memory.dmp

Filesize
440KB

Download
memory/3716-138-0x00007FFAED9B0000-0x00007FFAEDA1E000-memory.dmp

Filesize
440KB

Download
memory/3716-137-0x00007FFAED9B0000-0x00007FFAEDA1E000-memory.dmp

Filesize
440KB

Download
memory/3716-136-0x00007FFAED9B0000-0x00007FFAEDA1E000-memory.dmp

Filesize
440KB

Download
memory/3716-122-0x00007FFAED9B0000-0x00007FFAEDA1E000-memory.dmp

Filesize
440KB

Download
memory/3716-79-0x00007FFAED9B0000-0x00007FFAEDA1E000-memory.dmp

Filesize
440KB

Download
memory/3716-177-0x00007FFAED9B0000-0x00007FFAEDA1E000-memory.dmp

Filesize
440KB

Download
memory/3716-116-0x00007FFAED9B0000-0x00007FFAEDA1E000-memory.dmp

Filesize
440KB

Download
memory/3716-178-0x00007FFAED9B0000-0x00007FFAEDA1E000-memory.dmp

Filesize
440KB

Download
memory/3716-111-0x00007FFAED9B0000-0x00007FFAEDA1E000-memory.dmp

Filesize
440KB

Download
memory/3716-71-0x00007FFAED9B0000-0x00007FFAEDA1E000-memory.dmp

Filesize
440KB

Download
memory/3716-176-0x00007FFAED9B0000-0x00007FFAEDA1E000-memory.dmp

Filesize
440KB

Download
memory/4500-113-0x0000000000780000-0x0000000000783000-memory.dmp

Filesize
12KB

Download
memory/4500-121-0x0000000000AE0000-0x0000000000B06000-memory.dmp

Filesize
152KB

Download
memory/4500-7-0x0000000000AE0000-0x0000000000B06000-memory.dmp

Filesize
152KB

Download
memory/4500-1-0x0000000000780000-0x0000000000783000-memory.dmp

Filesize
12KB

Download
memory/4500-0-0x0000000000AE0000-0x0000000000B06000-memory.dmp

Filesize
152KB

Download
memory/4696-117-0x0000000000840000-0x0000000000849000-memory.dmp

Filesize
36KB

Download
memory/4696-118-0x0000000000BF0000-0x0000000000BF2000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads