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 8 IoCs

Detect PurpleFox Rootkit.

rootkit

Processes:

resource	yara_rule
behavioral1/memory/2192-8-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2192-9-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2192-7-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2700-18-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2700-31-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2752-35-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2752-38-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2752-40-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 9 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2192-8-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2192-9-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2192-7-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2700-18-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2700-31-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
\Windows\SysWOW64\259398696.txt	family_gh0strat
behavioral1/memory/2752-35-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2752-38-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2752-40-0x0000000010000000-0x00000000101B6000-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\\259398696.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
2192	svchost.exe
2700	TXPlatforn.exe
2764	svchos.exe
2752	TXPlatforn.exe
2564	HD_8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.exe
1736	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe

Loads dropped DLL 8 IoCs

Processes:

8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.exeTXPlatforn.exesvchos.exesvchost.exeÖ÷¶¯·ÀÓù·þÎñÄ£¿é.exe

pid	process
2180	8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.exe
2180	8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.exe
2700	TXPlatforn.exe
2764	svchos.exe
2516	svchost.exe
2180	8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.exe
2516	svchost.exe
1736	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe

UPX packed file 9 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/2192-5-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2192-8-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2192-9-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2192-7-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2700-18-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2700-31-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2752-35-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2752-38-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2752-40-0x0000000010000000-0x00000000101B6000-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\259398696.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 4 IoCs

Processes:

8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.exe

description	ioc	process
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe	8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.exe
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.exe
File created	C:\Program Files (x86)\Google\Chrome\Application\chrome.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

2636 PING.EXE
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.exe

pid process

2180 8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.exe
Suspicious behavior: LoadsDriver 1 IoCs

Processes:

TXPlatforn.exe

pid process

2752 TXPlatforn.exe

pid	process
2636	PING.EXE

pid	process
2752	TXPlatforn.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

svchost.exeTXPlatforn.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	2192	svchost.exe
Token: SeLoadDriverPrivilege	2752	TXPlatforn.exe
Token: 33	2752	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	2752	TXPlatforn.exe
Token: 33	2752	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	2752	TXPlatforn.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.exe

pid	process
2180	8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.exe
2180	8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.exe

Suspicious use of WriteProcessMemory 34 IoCs

Processes:

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

description	pid	process	target process
PID 2180 wrote to memory of 2192	2180	8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.exe	svchost.exe
PID 2180 wrote to memory of 2192	2180	8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.exe	svchost.exe
PID 2180 wrote to memory of 2192	2180	8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.exe	svchost.exe
PID 2180 wrote to memory of 2192	2180	8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.exe	svchost.exe
PID 2180 wrote to memory of 2192	2180	8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.exe	svchost.exe
PID 2180 wrote to memory of 2192	2180	8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.exe	svchost.exe
PID 2180 wrote to memory of 2192	2180	8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.exe	svchost.exe
PID 2192 wrote to memory of 2288	2192	svchost.exe	cmd.exe
PID 2192 wrote to memory of 2288	2192	svchost.exe	cmd.exe
PID 2192 wrote to memory of 2288	2192	svchost.exe	cmd.exe
PID 2192 wrote to memory of 2288	2192	svchost.exe	cmd.exe
PID 2180 wrote to memory of 2764	2180	8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.exe	svchos.exe
PID 2180 wrote to memory of 2764	2180	8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.exe	svchos.exe
PID 2180 wrote to memory of 2764	2180	8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.exe	svchos.exe
PID 2180 wrote to memory of 2764	2180	8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.exe	svchos.exe
PID 2700 wrote to memory of 2752	2700	TXPlatforn.exe	TXPlatforn.exe
PID 2700 wrote to memory of 2752	2700	TXPlatforn.exe	TXPlatforn.exe
PID 2700 wrote to memory of 2752	2700	TXPlatforn.exe	TXPlatforn.exe
PID 2700 wrote to memory of 2752	2700	TXPlatforn.exe	TXPlatforn.exe
PID 2700 wrote to memory of 2752	2700	TXPlatforn.exe	TXPlatforn.exe
PID 2700 wrote to memory of 2752	2700	TXPlatforn.exe	TXPlatforn.exe
PID 2700 wrote to memory of 2752	2700	TXPlatforn.exe	TXPlatforn.exe
PID 2288 wrote to memory of 2636	2288	cmd.exe	PING.EXE
PID 2288 wrote to memory of 2636	2288	cmd.exe	PING.EXE
PID 2288 wrote to memory of 2636	2288	cmd.exe	PING.EXE
PID 2288 wrote to memory of 2636	2288	cmd.exe	PING.EXE
PID 2180 wrote to memory of 2564	2180	8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.exe	HD_8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.exe
PID 2180 wrote to memory of 2564	2180	8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.exe	HD_8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.exe
PID 2180 wrote to memory of 2564	2180	8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.exe	HD_8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.exe
PID 2180 wrote to memory of 2564	2180	8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.exe	HD_8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.exe
PID 2516 wrote to memory of 1736	2516	svchost.exe	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
PID 2516 wrote to memory of 1736	2516	svchost.exe	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
PID 2516 wrote to memory of 1736	2516	svchost.exe	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
PID 2516 wrote to memory of 1736	2516	svchost.exe	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe

C:\Users\Admin\AppData\Local\Temp\8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.exe
"C:\Users\Admin\AppData\Local\Temp\8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2180

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:2192

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:2288

C:\Windows\SysWOW64\PING.EXE
ping -n 2 127.0.0.1
4⤵
- Runs ping.exe
PID:2636

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:2764

C:\Users\Admin\AppData\Local\Temp\HD_8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.exe
C:\Users\Admin\AppData\Local\Temp\HD_8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.exe
2⤵
- Executes dropped EXE
PID:2564

C:\Windows\SysWOW64\TXPlatforn.exe
C:\Windows\SysWOW64\TXPlatforn.exe -auto
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2700

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:2752

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"
1⤵
PID:2632

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:2516

C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
C:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\259398696.txt",MainThread
2⤵
- Executes dropped EXE
- Loads dropped DLL
PID:1736

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_X.dat
Filesize
1.4MB

MD5
bef65a543985dbbdb7fa695669a33f3e

SHA1
fac45753f15a26fe246956bdd450cf821db82b0f

SHA256
af7d313b323ec19ede7cd1c8e26404513ceda6490473f2db83d8b517f6f02461

SHA512
a03d92f3182ec6bb55d161a63b7f260297df0fa4cb356a3fb5d6e688d5e9f678ca931e3388e41dc6538eb0a810ce778e552563197bed19b6151fa0e81e84fa72

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

MD5
4a52670696808889ad856e058ab8ef3d

SHA1
3bfc27027d27aa9a136173edf1679b3502411151

SHA256
749be5dc22530b4709e3f4c298638bcdd28fc9aa4a5f6cd0ad42b1450811e739

SHA512
eb1c35c09c6a8b25ce4840b393b1d3beb16222921eddb52449101d1756a75b9683222d23f7ab16b5075d08bb18243748c9db9b21ff783f81f5577e5ac6b0156a

Download Submit
\Users\Admin\AppData\Local\Temp\HD_8fc82ac0223d2a839376deaddefa96e715708157ba483121601119d23790eed4.exe
Filesize
3.1MB

MD5
fb083acd60fe5c3156dc25442be815e3

SHA1
61df59b8f3ebd8b3d29ca3aedc4995e23cacf6d8

SHA256
f130b3789962d5c8b59aa250d6f26ad5945928f3905b32bf65aa7bd30348a794

SHA512
7147337d2c1006bb15cfa967c9eea6826b63c8d343f866e7454d7368d25019f39e52cf179500810834244c3ca9644d6c0df0b2c3128a9051e9ee6b428fa926f6

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

MD5
3b377ad877a942ec9f60ea285f7119a2

SHA1
60b23987b20d913982f723ab375eef50fafa6c70

SHA256
62954fdf65e629b39a29f539619d20691332184c6b6be5a826128a8e759bfa84

SHA512
af3a71f867ad9d28772c48b521097f9bf8931eb89fd2974e8de10990241419a39ddc3c0b36dd38aac4fdf14e1f0c5e228692618e93adce958d5b5dab8940e46f

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

MD5
a4329177954d4104005bce3020e5ef59

SHA1
23c29e295e2dbb8454012d619ca3f81e4c16e85a

SHA256
6156d003d54dcf2ee92f21bd6e7a6a7f91730bd2804381260bcabe465abe6ddd

SHA512
81e9d456a4abfc7cd9e0943d4a0ce15523362c3179f3368381d1d7974f80a9f9113b5404b96e67e91684e0ea1895b7d0073e4c48d0bfc4fd0244b1af6acf0208

Download Submit
\Windows\SysWOW64\259398696.txt
Filesize
50KB

MD5
1bac4363c2b7ad5fb8fb43c580f1fb80

SHA1
209b07c0459a66bb1139953bf9bed36c88840408

SHA256
965d27673c941f1c49c64055606031f9e93160752658478eb96fedd49ede7b13

SHA512
fcba0013cb8ccbbeed504edecf0064357307ca56720f6000bd09f0279c0307e5ea24273d7f9da147daa3676e76c52bcdd65829da9cd274fe10dbef3c2b29e05c

Download Submit
\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
Filesize
43KB

MD5
51138beea3e2c21ec44d0932c71762a8

SHA1
8939cf35447b22dd2c6e6f443446acc1bf986d58

SHA256
5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

SHA512
794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

Download Submit
memory/2192-7-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2192-9-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2192-8-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2192-5-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2700-18-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2700-31-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2752-35-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2752-38-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2752-40-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads