gh0strat | f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6

Analysis

max time kernel
156s
max time network
136s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
14/03/2024, 16:03

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General

Target

f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe
Size

3.6MB
MD5

372eb86a2ba851e70eb30591324a9011
SHA1

777027f9fd1cf647f59c1b01b694f4a7ac938f4f
SHA256

f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6
SHA512

84400068235fc993d2f67cad928769904c3a0114d58d72db520e7038a156fd79ecf92492c4b72c1f3af03563141bb0cf5c7f71cbd35b067a47ae7416526383a6
SSDEEP

98304:IZJt4HINy2LkbBgTX5f4hbz0KeUgEwvF4eBquTBpRYs5:OiINy2LkWhXKSxpJl

Score

10^/10

gh0strat purplefox persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 7 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral1/memory/2784-9-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2784-7-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2784-61-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2552-66-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/1644-71-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/1644-73-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/1644-76-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 9 IoCs

resource	yara_rule
behavioral1/memory/2784-8-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2784-9-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2784-7-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2552-58-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2784-61-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2552-66-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/1644-71-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/1644-73-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/1644-76-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat

Gh0strat
Gh0st RAT is a remote access tool (RAT) with its source code public and it has been used by multiple Chinese groups.
rat gh0strat
PurpleFox
PurpleFox is an exploit kit used to distribute other malware families and first seen in 2018.
rootkit trojan purplefox

Drops file in Drivers directory 1 IoCs

description	ioc	Process
File created	C:\Windows\system32\drivers\QAssist.sys	TXPlatforn.exe

Sets service image path in registry 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\QAssist\ImagePath = "system32\\DRIVERS\\QAssist.sys"	TXPlatforn.exe

Executes dropped EXE 4 IoCs

pid	Process
2784	RVN.exe
2628	HD_f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe
2552	TXPlatforn.exe
1644	TXPlatforn.exe

Loads dropped DLL 3 IoCs

pid	Process
2176	f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe
2176	f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe
2552	TXPlatforn.exe

Modifies system executable filetype association 2 TTPs 8 IoCs

persistence

Modify Registry

T1112

Change Default File Association

T1546.001

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shellex\PropertySheetHandlers\{B41DB860-8EE4-11D2-9906-E49FADC173CA}	HD_f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shellex\PropertySheetHandlers\{B41DB860-8EE4-11D2-9906-E49FADC173CA}\	HD_f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\lnkfile\shellex\ContextMenuHandlers\WinRAR32	HD_f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\lnkfile\shellex\ContextMenuHandlers\WinRAR32\ = "{B41DB860-8EE4-11D2-9906-E49FADC173CA}"	HD_f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shellex\PropertySheetHandlers\{B41DB860-64E4-11D2-9906-E49FADC173CA}	HD_f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shellex\PropertySheetHandlers\{B41DB860-64E4-11D2-9906-E49FADC173CA}\	HD_f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\lnkfile\shellex\ContextMenuHandlers\WinRAR	HD_f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\lnkfile\shellex\ContextMenuHandlers\WinRAR\ = "{B41DB860-64E4-11D2-9906-E49FADC173CA}"	HD_f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe

UPX packed file 11 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2784-5-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2784-8-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2784-9-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2784-7-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2552-58-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2784-61-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2552-66-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/1644-69-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/1644-71-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/1644-73-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/1644-76-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in System32 directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\TXPlatforn.exe	RVN.exe
File created	C:\Windows\SysWOW64\TXPlatforn.exe	RVN.exe

Drops file in Program Files directory 4 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe	f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe
File created	C:\Program Files (x86)\Google\Chrome\Application\chrome.exe	f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe

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

System Information Discovery
T1082

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Internet Explorer\Main	HD_f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe

Modifies registry class 64 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WinRAR.ZIP\shellex\DropHandler\ = "{B41DB860-8EE4-11D2-9906-E49FADC173CA}"	HD_f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Folder\ShellEx\DragDropHandlers\WinRAR32\ = "{B41DB860-8EE4-11D2-9906-E49FADC173CA}"	HD_f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\lnkfile\shellex\ContextMenuHandlers\WinRAR32	HD_f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WinRAR.ZIP\DefaultIcon	HD_f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WinRAR\DefaultIcon	HD_f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WinRAR.ZIP\shellex\ContextMenuHandlers	HD_f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WinRAR.ZIP\shellex\PropertySheetHandlers\{B41DB860-64E4-11D2-9906-E49FADC173CA}\	HD_f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Drive\shellex\DragDropHandlers\WinRAR	HD_f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\lnkfile\shellex\ContextMenuHandlers\WinRAR	HD_f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shellex\PropertySheetHandlers\{B41DB860-8EE4-11D2-9906-E49FADC173CA}	HD_f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shellex\PropertySheetHandlers\{B41DB860-8EE4-11D2-9906-E49FADC173CA}\	HD_f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WinRAR.ZIP\shell	HD_f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.rev\ = "WinRAR.REV"	HD_f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WinRAR.ZIP\shellex\PropertySheetHandlers\{B41DB860-8EE4-11D2-9906-E49FADC173CA}\	HD_f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WinRAR\shellex\DropHandler\ = "{B41DB860-8EE4-11D2-9906-E49FADC173CA}"	HD_f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WinRAR\shellex\ContextMenuHandlers\{B41DB860-8EE4-11D2-9906-E49FADC173CA}\	HD_f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WinRAR\shellex\PropertySheetHandlers\{B41DB860-64E4-11D2-9906-E49FADC173CA}	HD_f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WinRAR.REV\shell	HD_f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WinRAR.REV\shell\open\command\ = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\WinRAR.exe\" \"%1\""	HD_f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WinRAR\shellex	HD_f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WinRAR.ZIP\shellex\PropertySheetHandlers\{B41DB860-64E4-11D2-9906-E49FADC173CA}	HD_f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Drive\shellex\DragDropHandlers\WinRAR\ = "{B41DB860-64E4-11D2-9906-E49FADC173CA}"	HD_f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\*\shellex\ContextMenuHandlers\WinRAR	HD_f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shellex\PropertySheetHandlers\{B41DB860-64E4-11D2-9906-E49FADC173CA}	HD_f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Drive\shellex\DragDropHandlers\WinRAR32\ = "{B41DB860-8EE4-11D2-9906-E49FADC173CA}"	HD_f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Folder\ShellEx\DragDropHandlers\WinRAR\ = "{B41DB860-64E4-11D2-9906-E49FADC173CA}"	HD_f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WinRAR\shellex\PropertySheetHandlers\{B41DB860-64E4-11D2-9906-E49FADC173CA}\	HD_f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WinRAR.ZIP\shellex\ContextMenuHandlers\{B41DB860-64E4-11D2-9906-E49FADC173CA}	HD_f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\*\shellex\ContextMenuHandlers\WinRAR\ = "{B41DB860-64E4-11D2-9906-E49FADC173CA}"	HD_f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WinRAR\shell	HD_f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WinRAR.ZIP	HD_f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WinRAR.ZIP\shellex	HD_f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Drive\shellex\DragDropHandlers\WinRAR32	HD_f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WinRAR\shellex\ContextMenuHandlers	HD_f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WinRAR.ZIP\ = "WinRAR ZIP 压缩文件"	HD_f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WinRAR.ZIP\shell\open\command\ = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\WinRAR.exe\" \"%1\""	HD_f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WinRAR.ZIP\shellex\DropHandler	HD_f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Folder\shellex\DragDropHandlers\WinRAR32	HD_f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\lnkfile\shellex\ContextMenuHandlers\WinRAR32\ = "{B41DB860-8EE4-11D2-9906-E49FADC173CA}"	HD_f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WinRAR.REV\DefaultIcon\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\WinRAR.exe,1"	HD_f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WinRAR\shellex\DropHandler	HD_f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WinRAR.ZIP\shellex\DropHandler\ = "{B41DB860-64E4-11D2-9906-E49FADC173CA}"	HD_f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Folder\shellex\DragDropHandlers\WinRAR	HD_f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WinRAR\shellex\ContextMenuHandlers\{B41DB860-64E4-11D2-9906-E49FADC173CA}	HD_f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WinRAR\shellex\PropertySheetHandlers	HD_f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WinRAR\shellex\DropHandler\ = "{B41DB860-64E4-11D2-9906-E49FADC173CA}"	HD_f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WinRAR.ZIP\shellex\ContextMenuHandlers\{B41DB860-64E4-11D2-9906-E49FADC173CA}\	HD_f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WinRAR.REV\shell\open\command	HD_f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Folder\shellex\ContextMenuHandlers\WinRAR32	HD_f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WinRAR\shell\open\command	HD_f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WinRAR.ZIP\DefaultIcon\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\WinRAR.exe,0"	HD_f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.rev	HD_f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WinRAR	HD_f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WinRAR\shellex\ContextMenuHandlers\{B41DB860-8EE4-11D2-9906-E49FADC173CA}	HD_f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WinRAR.ZIP\shellex\ContextMenuHandlers\{B41DB860-8EE4-11D2-9906-E49FADC173CA}	HD_f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\*\shellex\ContextMenuHandlers\WinRAR32	HD_f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WinRAR.REV	HD_f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WinRAR.ZIP\shellex\PropertySheetHandlers	HD_f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shellex\PropertySheetHandlers\{B41DB860-64E4-11D2-9906-E49FADC173CA}\	HD_f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Folder\ShellEx\ContextMenuHandlers\WinRAR\ = "{B41DB860-64E4-11D2-9906-E49FADC173CA}"	HD_f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\lnkfile\shellex\ContextMenuHandlers\WinRAR\ = "{B41DB860-64E4-11D2-9906-E49FADC173CA}"	HD_f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WinRAR\shell\open	HD_f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WinRAR.ZIP\shell\open\command	HD_f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WinRAR.REV\ = "RAR 恢复卷"	HD_f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2876	PING.EXE

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2176	f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
1644	TXPlatforn.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2784	RVN.exe
Token: SeLoadDriverPrivilege	1644	TXPlatforn.exe
Token: 33	1644	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	1644	TXPlatforn.exe
Token: 33	1644	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	1644	TXPlatforn.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
2176	f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe
2176	f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe
2628	HD_f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe
2628	HD_f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe

Suspicious use of WriteProcessMemory 26 IoCs

description	pid	Process	procid_target
PID 2176 wrote to memory of 2784	2176	f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe	28
PID 2176 wrote to memory of 2784	2176	f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe	28
PID 2176 wrote to memory of 2784	2176	f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe	28
PID 2176 wrote to memory of 2784	2176	f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe	28
PID 2176 wrote to memory of 2784	2176	f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe	28
PID 2176 wrote to memory of 2784	2176	f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe	28
PID 2176 wrote to memory of 2784	2176	f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe	28
PID 2176 wrote to memory of 2628	2176	f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe	29
PID 2176 wrote to memory of 2628	2176	f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe	29
PID 2176 wrote to memory of 2628	2176	f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe	29
PID 2176 wrote to memory of 2628	2176	f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe	29
PID 2784 wrote to memory of 3064	2784	RVN.exe	31
PID 2784 wrote to memory of 3064	2784	RVN.exe	31
PID 2784 wrote to memory of 3064	2784	RVN.exe	31
PID 2784 wrote to memory of 3064	2784	RVN.exe	31
PID 2552 wrote to memory of 1644	2552	TXPlatforn.exe	33
PID 2552 wrote to memory of 1644	2552	TXPlatforn.exe	33
PID 2552 wrote to memory of 1644	2552	TXPlatforn.exe	33
PID 2552 wrote to memory of 1644	2552	TXPlatforn.exe	33
PID 2552 wrote to memory of 1644	2552	TXPlatforn.exe	33
PID 2552 wrote to memory of 1644	2552	TXPlatforn.exe	33
PID 2552 wrote to memory of 1644	2552	TXPlatforn.exe	33
PID 3064 wrote to memory of 2876	3064	cmd.exe	35
PID 3064 wrote to memory of 2876	3064	cmd.exe	35
PID 3064 wrote to memory of 2876	3064	cmd.exe	35
PID 3064 wrote to memory of 2876	3064	cmd.exe	35

C:\Users\Admin\AppData\Local\Temp\f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe
"C:\Users\Admin\AppData\Local\Temp\f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2176
- C:\Users\Admin\AppData\Local\Temp\RVN.exe
  C:\Users\Admin\AppData\Local\Temp\\RVN.exe
  2⤵
  - Executes dropped EXE
  - Drops file in System32 directory
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2784
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ping -n 2 127.0.0.1 > nul && del C:\Users\Admin\AppData\Local\Temp\RVN.exe > nul
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3064
  - - C:\Windows\SysWOW64\PING.EXE
      ping -n 2 127.0.0.1
      4⤵
      Runs ping.exe
      PID:2876
- C:\Users\Admin\AppData\Local\Temp\HD_f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe
  C:\Users\Admin\AppData\Local\Temp\HD_f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe
  2⤵
  - Executes dropped EXE
  - Modifies system executable filetype association
  - Modifies Internet Explorer settings
  - Modifies registry class
  - Suspicious use of SetWindowsHookEx
  PID:2628

C:\Windows\SysWOW64\TXPlatforn.exe
C:\Windows\SysWOW64\TXPlatforn.exe -auto
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2552
- C:\Windows\SysWOW64\TXPlatforn.exe
  C:\Windows\SysWOW64\TXPlatforn.exe -acsi
  2⤵
  - Drops file in Drivers directory
  - Sets service image path in registry
  - Executes dropped EXE
  - Suspicious behavior: LoadsDriver
  - Suspicious use of AdjustPrivilegeToken
  PID:1644

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

Event Triggered Execution

T1546

Change Default File Association

T1546.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Event Triggered Execution

T1546

Change Default File Association

T1546.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Remote System Discovery

T1018

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\HD_X.dat

Filesize
1.2MB

MD5
466cb0450b794bb3c9d67c19e7f515fc

SHA1
a2c2f6ed438aace6a9ba70b657a507a4e020176f

SHA256
12ff2a14a6ed6264864e3af736a6cb0f476af676a2f6080d918c9d34c215bfe4

SHA512
56cb98c3fc83b0c773d043b5a54009e0141c7c21f4912d4e7c556959f5d4cea2eb0f7acab61b7ada2bac6d6e4dea84c1d2a7b9f531bc1a17c99fa33d9faff71a

Download Submit
C:\Windows\SysWOW64\TXPlatforn.exe

Filesize
128KB

MD5
8f568a998ed9db75f68fcea8793c4d0c

SHA1
06476c94a82af35eb24b9e4d7c40980b8234d727

SHA256
aed44f21d8408ba4c6601e8b84aa563be3aecbb653dcd4dfb0540017acf9629a

SHA512
395fd881776da215d861614bd5c810199a42dc185b2fa366bd0364c44a625894a52e38601856ebb9c6ed69e926803135e58981d39636775276d8c23c813fbf0f

Download Submit
\Users\Admin\AppData\Local\Temp\HD_f14883d5e4a32986f3542448e3899da04936c90225bd417874fc0c6928ba35c6.exe

Filesize
2.5MB

MD5
f0670be0d994fcd3bb02e9827449693e

SHA1
0ac9253684e59a7731c7bf84391a5eb36796f899

SHA256
83ed68f3d15400695b6c20613b6d7abe5d88ae75f56e6b0baa71c996f9dd2cec

SHA512
9f9ef6589fd866f0df2e317e5f89fa30062eb7a5cce54b5f39eb41bccf2ed2b22c3d03e78fad0bb27b5a77a337df03aef7625ddf97cf32b08241a14c71b08857

Download Submit
\Users\Admin\AppData\Local\Temp\RVN.exe

Filesize
377KB

MD5
80ade1893dec9cab7f2e63538a464fcc

SHA1
c06614da33a65eddb506db00a124a3fc3f5be02e

SHA256
57a920389c044e3f5cf93dabff67070b4511e79779b6f874e08f92d8b0d7afbd

SHA512
fffd4f3fccb5301b3c7a5b3bd92747f31549fbd9d0803fe5d502d1bb0ef979140988718c2ee1406ed3e755790d275185e120a56cbcb5ed2eadf62b5cdbfc4cc4

Download Submit
memory/1644-76-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1644-73-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1644-71-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1644-69-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2552-66-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2552-58-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2784-9-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2784-61-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2784-7-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2784-8-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2784-5-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download