gh0strat | db3f0f02d77342d7a3eabce90731bf1a6c9ce5cba27cdfb51e12839baa428b72

General

Target

db3f0f02d77342d7a3eabce90731bf1a6c9ce5cba27cdfb51e12839baa428b72.exe
Size

1.3MB
MD5

e4aaaafd0ce60dd7dd3b54522a2eb1ad
SHA1

f9c71c06663fdb8ade290a8bf7e8f5622196946c
SHA256

db3f0f02d77342d7a3eabce90731bf1a6c9ce5cba27cdfb51e12839baa428b72
SHA512

84b4c83d528b27fff384f5e20d83a81ae67bc623a65ae1e1a1e6838d4be02acacbdb725fb7bc15216cbdc7f61b469c76c871d724ed37eab0066b8f3b9c6ec5c1
SSDEEP

24576:q89tv9/7JtDElDEExIecl1erdg0MCiVWhR/ewpe3dk:q89XJt4HIZ/Gg0P+WhPpe3dk

Score

10^/10

gh0strat purplefox persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 9 IoCs

Detect PurpleFox Rootkit.

rootkit

Processes:

resource	yara_rule
behavioral1/memory/1204-9-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/1204-8-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/1204-7-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2796-18-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2556-43-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2796-29-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2556-28-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2556-26-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2556-66-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 9 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1204-9-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/1204-8-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/1204-7-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2796-18-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2556-43-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2796-29-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2556-28-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2556-26-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2556-66-0x0000000010000000-0x00000000101B6000-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 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 3 IoCs

Processes:

QQ.exeTXPlatforn.exeTXPlatforn.exe

pid process

1204 QQ.exe
2796 TXPlatforn.exe
2556 TXPlatforn.exe
Loads dropped DLL 2 IoCs

Processes:

db3f0f02d77342d7a3eabce90731bf1a6c9ce5cba27cdfb51e12839baa428b72.exeTXPlatforn.exe

pid process

1940 db3f0f02d77342d7a3eabce90731bf1a6c9ce5cba27cdfb51e12839baa428b72.exe
2796 TXPlatforn.exe

pid	process
1204	QQ.exe
2796	TXPlatforn.exe
2556	TXPlatforn.exe

UPX packed file 10 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/1204-9-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/1204-8-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/1204-7-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/1204-6-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2796-18-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2556-43-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2796-29-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2556-28-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2556-26-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2556-66-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in System32 directory 2 IoCs

Processes:

QQ.exe

description ioc process

File created C:\Windows\SysWOW64\TXPlatforn.exe QQ.exe
File opened for modification C:\Windows\SysWOW64\TXPlatforn.exe QQ.exe

description	ioc	process
File created	C:\Windows\SysWOW64\TXPlatforn.exe	QQ.exe
File opened for modification	C:\Windows\SysWOW64\TXPlatforn.exe	QQ.exe

Drops file in Program Files directory 4 IoCs

Processes:

db3f0f02d77342d7a3eabce90731bf1a6c9ce5cba27cdfb51e12839baa428b72.exe

description	ioc	process
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	db3f0f02d77342d7a3eabce90731bf1a6c9ce5cba27cdfb51e12839baa428b72.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe	db3f0f02d77342d7a3eabce90731bf1a6c9ce5cba27cdfb51e12839baa428b72.exe
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	db3f0f02d77342d7a3eabce90731bf1a6c9ce5cba27cdfb51e12839baa428b72.exe
File created	C:\Program Files (x86)\Google\Chrome\Application\chrome.exe	db3f0f02d77342d7a3eabce90731bf1a6c9ce5cba27cdfb51e12839baa428b72.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

2184 PING.EXE
Suspicious behavior: LoadsDriver 1 IoCs

Processes:

TXPlatforn.exe

pid process

2556 TXPlatforn.exe

pid	process
2184	PING.EXE

pid	process
2556	TXPlatforn.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

QQ.exeTXPlatforn.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	1204	QQ.exe
Token: SeLoadDriverPrivilege	2556	TXPlatforn.exe
Token: 33	2556	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	2556	TXPlatforn.exe
Token: 33	2556	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	2556	TXPlatforn.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

db3f0f02d77342d7a3eabce90731bf1a6c9ce5cba27cdfb51e12839baa428b72.exe

pid	process
1940	db3f0f02d77342d7a3eabce90731bf1a6c9ce5cba27cdfb51e12839baa428b72.exe
1940	db3f0f02d77342d7a3eabce90731bf1a6c9ce5cba27cdfb51e12839baa428b72.exe

Suspicious use of WriteProcessMemory 22 IoCs

Processes:

db3f0f02d77342d7a3eabce90731bf1a6c9ce5cba27cdfb51e12839baa428b72.exeTXPlatforn.exeQQ.execmd.exe

description	pid	process	target process
PID 1940 wrote to memory of 1204	1940	db3f0f02d77342d7a3eabce90731bf1a6c9ce5cba27cdfb51e12839baa428b72.exe	QQ.exe
PID 1940 wrote to memory of 1204	1940	db3f0f02d77342d7a3eabce90731bf1a6c9ce5cba27cdfb51e12839baa428b72.exe	QQ.exe
PID 1940 wrote to memory of 1204	1940	db3f0f02d77342d7a3eabce90731bf1a6c9ce5cba27cdfb51e12839baa428b72.exe	QQ.exe
PID 1940 wrote to memory of 1204	1940	db3f0f02d77342d7a3eabce90731bf1a6c9ce5cba27cdfb51e12839baa428b72.exe	QQ.exe
PID 1940 wrote to memory of 1204	1940	db3f0f02d77342d7a3eabce90731bf1a6c9ce5cba27cdfb51e12839baa428b72.exe	QQ.exe
PID 1940 wrote to memory of 1204	1940	db3f0f02d77342d7a3eabce90731bf1a6c9ce5cba27cdfb51e12839baa428b72.exe	QQ.exe
PID 1940 wrote to memory of 1204	1940	db3f0f02d77342d7a3eabce90731bf1a6c9ce5cba27cdfb51e12839baa428b72.exe	QQ.exe
PID 2796 wrote to memory of 2556	2796	TXPlatforn.exe	TXPlatforn.exe
PID 2796 wrote to memory of 2556	2796	TXPlatforn.exe	TXPlatforn.exe
PID 2796 wrote to memory of 2556	2796	TXPlatforn.exe	TXPlatforn.exe
PID 2796 wrote to memory of 2556	2796	TXPlatforn.exe	TXPlatforn.exe
PID 2796 wrote to memory of 2556	2796	TXPlatforn.exe	TXPlatforn.exe
PID 2796 wrote to memory of 2556	2796	TXPlatforn.exe	TXPlatforn.exe
PID 2796 wrote to memory of 2556	2796	TXPlatforn.exe	TXPlatforn.exe
PID 1204 wrote to memory of 2692	1204	QQ.exe	cmd.exe
PID 1204 wrote to memory of 2692	1204	QQ.exe	cmd.exe
PID 1204 wrote to memory of 2692	1204	QQ.exe	cmd.exe
PID 1204 wrote to memory of 2692	1204	QQ.exe	cmd.exe
PID 2692 wrote to memory of 2184	2692	cmd.exe	PING.EXE
PID 2692 wrote to memory of 2184	2692	cmd.exe	PING.EXE
PID 2692 wrote to memory of 2184	2692	cmd.exe	PING.EXE
PID 2692 wrote to memory of 2184	2692	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\db3f0f02d77342d7a3eabce90731bf1a6c9ce5cba27cdfb51e12839baa428b72.exe
"C:\Users\Admin\AppData\Local\Temp\db3f0f02d77342d7a3eabce90731bf1a6c9ce5cba27cdfb51e12839baa428b72.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1940

C:\Users\Admin\AppData\Local\Temp\QQ.exe
C:\Users\Admin\AppData\Local\Temp\\QQ.exe
2⤵
- Executes dropped EXE
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1204

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\QQ.exe > nul
3⤵
- Suspicious use of WriteProcessMemory
PID:2692

C:\Windows\SysWOW64\PING.EXE
ping -n 2 127.0.0.1
4⤵
- Runs ping.exe
PID:2184

C:\Windows\SysWOW64\TXPlatforn.exe
C:\Windows\SysWOW64\TXPlatforn.exe -auto
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2796

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:2556

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Remote System Discovery

1

T1018

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\HD_X.dat
Filesize
1.3MB

MD5
e4aaaafd0ce60dd7dd3b54522a2eb1ad

SHA1
f9c71c06663fdb8ade290a8bf7e8f5622196946c

SHA256
db3f0f02d77342d7a3eabce90731bf1a6c9ce5cba27cdfb51e12839baa428b72

SHA512
84b4c83d528b27fff384f5e20d83a81ae67bc623a65ae1e1a1e6838d4be02acacbdb725fb7bc15216cbdc7f61b469c76c871d724ed37eab0066b8f3b9c6ec5c1

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

MD5
3d6e7db5800f1dadb016cbf989749e3c

SHA1
7c09c438a352cbc4de5d7279bf07d36e8f6cbfef

SHA256
bb43f73ddd5d04adcd723061ccf3a535387fa439aba0039d39a72f5d6ae3062b

SHA512
a98392c694a662a243581bc07582bffa9f425c4bd9acf2a68c19fbe95ee64f95ed4ca3100802736f67eea809a95fbf4f5e357800d3fa21f9d57b1f8d07d1462c

Download Submit
memory/1204-9-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1204-8-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1204-7-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1204-6-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2556-43-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2556-28-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2556-26-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2556-66-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2796-18-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2796-29-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads