gh0strat | 8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4

General

Target

8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.exe
Size

4.8MB
MD5

b13109c0a0e825cd0e79c60291709522
SHA1

8836c4d20644d26f5a5f3028969fcc26bc3d686f
SHA256

8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4
SHA512

aabf21c7d4cf58285016dc89afe1e2b0834ad7b7841b17ae26c44d74fbefb8c89aadc414d382ce4578a680f6be856db1bd6cd6b511229e820503cbdc10d45eec
SSDEEP

98304:KGdVyVT9nOgmhM5dyWRudqIqf7UbXsPN5kiQaZ56:5WT9nO7Iol7S7z5VP6

Score

10^/10

gh0strat purplefox persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 12 IoCs

Detect PurpleFox Rootkit.

rootkit

Processes:

resource	yara_rule
behavioral2/memory/744-6-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/744-10-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/744-7-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4884-16-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4884-27-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4884-17-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4844-83-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4844-82-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4884-15-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4844-84-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4844-88-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4844-89-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 13 IoCs

Processes:

resource	yara_rule
behavioral2/memory/744-6-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/744-10-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/744-7-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4884-16-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
C:\Windows\SysWOW64\240601625.txt	family_gh0strat
behavioral2/memory/4884-27-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4884-17-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4844-83-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4844-82-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4884-15-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4844-84-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4844-88-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4844-89-0x0000000010000000-0x00000000101B6000-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

Processes:

TXPlatforn.exe

description ioc process

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

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

Sets DLL path for service in the registry 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

svchos.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Ö÷¶¯·ÀÓù·þÎñÄ£¿é\Parameters\ServiceDll = "C:\\Windows\\system32\\240601625.txt"	svchos.exe

Sets service image path in registry 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

TXPlatforn.exe

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

Executes dropped EXE 6 IoCs

Processes:

svchost.exeTXPlatforn.exesvchos.exeTXPlatforn.exeHD_8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.exeÖ÷¶¯·ÀÓù·þÎñÄ£¿é.exe

pid	process
744	svchost.exe
4884	TXPlatforn.exe
1576	svchos.exe
4844	TXPlatforn.exe
1604	HD_8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.exe
2020	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe

Loads dropped DLL 3 IoCs

Processes:

svchos.exesvchost.exeÖ÷¶¯·ÀÓù·þÎñÄ£¿é.exe

pid process

1576 svchos.exe
4896 svchost.exe
2020 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe

pid	process
1576	svchos.exe
4896	svchost.exe
2020	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe

UPX packed file 15 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/744-6-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/744-4-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/744-10-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/744-7-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4884-16-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4884-27-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4884-17-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4884-13-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4844-83-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4844-82-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4844-80-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4884-15-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4844-84-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4844-88-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4844-89-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in System32 directory 6 IoCs

Processes:

svchost.exesvchos.exesvchost.exe

description	ioc	process
File created	C:\Windows\SysWOW64\TXPlatforn.exe	svchost.exe
File opened for modification	C:\Windows\SysWOW64\TXPlatforn.exe	svchost.exe
File created	C:\Windows\SysWOW64\240601625.txt	svchos.exe
File opened for modification	C:\Windows\SysWOW64\ini.ini	svchos.exe
File created	C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe	svchost.exe
File opened for modification	C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe	svchost.exe

Drops file in Program Files directory 5 IoCs

Processes:

8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.exe

description	ioc	process
File created	C:\Program Files (x86)\Google\Chrome\Application\chrome.exe	8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.exe
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe	8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe	8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.exe
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.exe

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

System Information Discovery
T1082
Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

2468 PING.EXE

pid	process
2468	PING.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.exe

pid	process
4280	8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.exe
4280	8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.exe

Suspicious behavior: LoadsDriver 1 IoCs

Processes:

TXPlatforn.exe

pid process

4844 TXPlatforn.exe

pid	process
4844	TXPlatforn.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

svchost.exeTXPlatforn.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	744	svchost.exe
Token: SeLoadDriverPrivilege	4844	TXPlatforn.exe
Token: 33	4844	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	4844	TXPlatforn.exe
Token: 33	4844	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	4844	TXPlatforn.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.exe

pid	process
4280	8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.exe
4280	8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.exe

Suspicious use of WriteProcessMemory 21 IoCs

Processes:

8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.exesvchost.exeTXPlatforn.execmd.exesvchost.exe

description	pid	process	target process
PID 4280 wrote to memory of 744	4280	8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.exe	svchost.exe
PID 4280 wrote to memory of 744	4280	8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.exe	svchost.exe
PID 4280 wrote to memory of 744	4280	8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.exe	svchost.exe
PID 744 wrote to memory of 1232	744	svchost.exe	cmd.exe
PID 744 wrote to memory of 1232	744	svchost.exe	cmd.exe
PID 744 wrote to memory of 1232	744	svchost.exe	cmd.exe
PID 4280 wrote to memory of 1576	4280	8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.exe	svchos.exe
PID 4280 wrote to memory of 1576	4280	8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.exe	svchos.exe
PID 4280 wrote to memory of 1576	4280	8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.exe	svchos.exe
PID 4884 wrote to memory of 4844	4884	TXPlatforn.exe	TXPlatforn.exe
PID 4884 wrote to memory of 4844	4884	TXPlatforn.exe	TXPlatforn.exe
PID 4884 wrote to memory of 4844	4884	TXPlatforn.exe	TXPlatforn.exe
PID 4280 wrote to memory of 1604	4280	8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.exe	HD_8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.exe
PID 4280 wrote to memory of 1604	4280	8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.exe	HD_8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.exe
PID 4280 wrote to memory of 1604	4280	8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.exe	HD_8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.exe
PID 1232 wrote to memory of 2468	1232	cmd.exe	PING.EXE
PID 1232 wrote to memory of 2468	1232	cmd.exe	PING.EXE
PID 1232 wrote to memory of 2468	1232	cmd.exe	PING.EXE
PID 4896 wrote to memory of 2020	4896	svchost.exe	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
PID 4896 wrote to memory of 2020	4896	svchost.exe	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
PID 4896 wrote to memory of 2020	4896	svchost.exe	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe

C:\Users\Admin\AppData\Local\Temp\8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.exe
"C:\Users\Admin\AppData\Local\Temp\8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.exe"
1⤵
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4280

C:\Users\Admin\AppData\Local\Temp\svchost.exe
C:\Users\Admin\AppData\Local\Temp\\svchost.exe
2⤵
- Executes dropped EXE
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:744

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\svchost.exe > nul
3⤵
- Suspicious use of WriteProcessMemory
PID:1232

C:\Windows\SysWOW64\PING.EXE
ping -n 2 127.0.0.1
4⤵
- Runs ping.exe
PID:2468

C:\Users\Admin\AppData\Local\Temp\svchos.exe
C:\Users\Admin\AppData\Local\Temp\\svchos.exe
2⤵
- Sets DLL path for service in the registry
- Executes dropped EXE
- Loads dropped DLL
- Drops file in System32 directory
PID:1576

C:\Users\Admin\AppData\Local\Temp\HD_8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.exe
C:\Users\Admin\AppData\Local\Temp\HD_8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.exe
2⤵
- Executes dropped EXE
PID:1604

C:\Windows\SysWOW64\TXPlatforn.exe
C:\Windows\SysWOW64\TXPlatforn.exe -auto
1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4884

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:4844

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"
1⤵
PID:4376

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:4896

C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
C:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\240601625.txt",MainThread
2⤵
- Executes dropped EXE
- Loads dropped DLL
PID:2020

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

2

T1547

Registry Run Keys / Startup Folder

2

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

2

T1547

Registry Run Keys / Startup Folder

2

T1547.001

Defense Evasion

Modify Registry

2

T1112

Credential Access

Discovery

Remote System Discovery

1

T1018

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\HD_8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.exe
Filesize
3.1MB

MD5
fb083acd60fe5c3156dc25442be815e3

SHA1
61df59b8f3ebd8b3d29ca3aedc4995e23cacf6d8

SHA256
f130b3789962d5c8b59aa250d6f26ad5945928f3905b32bf65aa7bd30348a794

SHA512
7147337d2c1006bb15cfa967c9eea6826b63c8d343f866e7454d7368d25019f39e52cf179500810834244c3ca9644d6c0df0b2c3128a9051e9ee6b428fa926f6

Download Submit
C:\Users\Admin\AppData\Local\Temp\HD_X.dat
Filesize
1.7MB

MD5
4a52670696808889ad856e058ab8ef3d

SHA1
3bfc27027d27aa9a136173edf1679b3502411151

SHA256
749be5dc22530b4709e3f4c298638bcdd28fc9aa4a5f6cd0ad42b1450811e739

SHA512
eb1c35c09c6a8b25ce4840b393b1d3beb16222921eddb52449101d1756a75b9683222d23f7ab16b5075d08bb18243748c9db9b21ff783f81f5577e5ac6b0156a

Download Submit
C:\Users\Admin\AppData\Local\Temp\svchos.exe
Filesize
93KB

MD5
3b377ad877a942ec9f60ea285f7119a2

SHA1
60b23987b20d913982f723ab375eef50fafa6c70

SHA256
62954fdf65e629b39a29f539619d20691332184c6b6be5a826128a8e759bfa84

SHA512
af3a71f867ad9d28772c48b521097f9bf8931eb89fd2974e8de10990241419a39ddc3c0b36dd38aac4fdf14e1f0c5e228692618e93adce958d5b5dab8940e46f

Download Submit
C:\Users\Admin\AppData\Local\Temp\svchost.exe
Filesize
377KB

MD5
a4329177954d4104005bce3020e5ef59

SHA1
23c29e295e2dbb8454012d619ca3f81e4c16e85a

SHA256
6156d003d54dcf2ee92f21bd6e7a6a7f91730bd2804381260bcabe465abe6ddd

SHA512
81e9d456a4abfc7cd9e0943d4a0ce15523362c3179f3368381d1d7974f80a9f9113b5404b96e67e91684e0ea1895b7d0073e4c48d0bfc4fd0244b1af6acf0208

Download Submit
C:\Windows\SysWOW64\240601625.txt
Filesize
50KB

MD5
9ccddd59f4e2f410ca7deecc1a812b49

SHA1
f9b891488db714060209bf9d9b67a4fca253e630

SHA256
53cec28f0fe68200f49a95028fabc6f745f4909d5a7a049329373bd86341d213

SHA512
07ad5e38ac70253f1beea371fe0b63792e41445bac7c438a5f7438c7f9bb3e58fe87cb59bfdfeb968a21a2cfabd7ad113430454ae27163853e6771c1f4ec344a

Download Submit
C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
Filesize
60KB

MD5
889b99c52a60dd49227c5e485a016679

SHA1
8fa889e456aa646a4d0a4349977430ce5fa5e2d7

SHA256
6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

SHA512
08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

Download Submit
memory/744-7-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/744-10-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/744-4-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/744-6-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4844-84-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4844-89-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4844-88-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4844-83-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4844-82-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4844-80-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4884-16-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4884-15-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4884-13-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4884-17-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4884-27-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads