gh0strat | d131da6e4012a8f23b849e6473425ea68e95837f702d342712b391438fc0b5a8

General

Target

d131da6e4012a8f23b849e6473425ea68e95837f702d342712b391438fc0b5a8.exe
Size

3.9MB
MD5

1d211396955ce457193704e4f53ee1d3
SHA1

751d966281f2bc51ae814fef5f6db77e253078bd
SHA256

d131da6e4012a8f23b849e6473425ea68e95837f702d342712b391438fc0b5a8
SHA512

dda9d2fe1d30e1e9db0010a5799a93e5d1c12eb7afa2304d06c53ad8d22df4ea7f62f2745153c008edca6b90035c35e3eca973bc17013ad2197c42080ae2b95c
SSDEEP

49152:4QZAdVyVT9n/Gg0P+WhojN6XI+Z2oOAAWJ/F57dApF/WtCp0JuALII2djpluD:xGdVyVT9nOgmhaNimoOTWJ7iF4CFA3Ye

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/1896-8-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/1896-7-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/1896-12-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2588-18-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2612-30-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2588-32-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2612-33-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2612-37-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2612-80-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 10 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1896-8-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/1896-7-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/1896-12-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2588-18-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2612-30-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2588-32-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2612-33-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2612-37-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
\Windows\SysWOW64\259402752.txt	family_gh0strat
behavioral1/memory/2612-80-0x0000000010000000-0x00000000101B6000-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 5 IoCs

Processes:

svchost.exeTXPlatforn.exeTXPlatforn.exesvchos.exeHD_d131da6e4012a8f23b849e6473425ea68e95837f702d342712b391438fc0b5a8.exe

pid	process
1896	svchost.exe
2588	TXPlatforn.exe
2612	TXPlatforn.exe
2592	svchos.exe
2472	HD_d131da6e4012a8f23b849e6473425ea68e95837f702d342712b391438fc0b5a8.exe

Loads dropped DLL 5 IoCs

Processes:

d131da6e4012a8f23b849e6473425ea68e95837f702d342712b391438fc0b5a8.exeTXPlatforn.exesvchos.exe

pid	process
1608	d131da6e4012a8f23b849e6473425ea68e95837f702d342712b391438fc0b5a8.exe
2588	TXPlatforn.exe
1608	d131da6e4012a8f23b849e6473425ea68e95837f702d342712b391438fc0b5a8.exe
2592	svchos.exe
1608	d131da6e4012a8f23b849e6473425ea68e95837f702d342712b391438fc0b5a8.exe

UPX packed file 10 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/1896-5-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/1896-8-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/1896-7-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/1896-12-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2588-18-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2612-30-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2588-32-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2612-33-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2612-37-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2612-80-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in System32 directory 3 IoCs

Processes:

svchost.exesvchos.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\259402752.txt	svchos.exe

Drops file in Program Files directory 4 IoCs

Processes:

d131da6e4012a8f23b849e6473425ea68e95837f702d342712b391438fc0b5a8.exe

description	ioc	process
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe	d131da6e4012a8f23b849e6473425ea68e95837f702d342712b391438fc0b5a8.exe
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	d131da6e4012a8f23b849e6473425ea68e95837f702d342712b391438fc0b5a8.exe
File created	C:\Program Files (x86)\Google\Chrome\Application\chrome.exe	d131da6e4012a8f23b849e6473425ea68e95837f702d342712b391438fc0b5a8.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	d131da6e4012a8f23b849e6473425ea68e95837f702d342712b391438fc0b5a8.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

2512 PING.EXE
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

d131da6e4012a8f23b849e6473425ea68e95837f702d342712b391438fc0b5a8.exe

pid process

1608 d131da6e4012a8f23b849e6473425ea68e95837f702d342712b391438fc0b5a8.exe
Suspicious behavior: LoadsDriver 1 IoCs

Processes:

TXPlatforn.exe

pid process

2612 TXPlatforn.exe

pid	process
2512	PING.EXE

pid	process
2612	TXPlatforn.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

svchost.exeTXPlatforn.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	1896	svchost.exe
Token: SeLoadDriverPrivilege	2612	TXPlatforn.exe
Token: 33	2612	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	2612	TXPlatforn.exe
Token: 33	2612	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	2612	TXPlatforn.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

d131da6e4012a8f23b849e6473425ea68e95837f702d342712b391438fc0b5a8.exe

pid	process
1608	d131da6e4012a8f23b849e6473425ea68e95837f702d342712b391438fc0b5a8.exe
1608	d131da6e4012a8f23b849e6473425ea68e95837f702d342712b391438fc0b5a8.exe

Suspicious use of WriteProcessMemory 30 IoCs

Processes:

d131da6e4012a8f23b849e6473425ea68e95837f702d342712b391438fc0b5a8.exesvchost.exeTXPlatforn.execmd.exe

description	pid	process	target process
PID 1608 wrote to memory of 1896	1608	d131da6e4012a8f23b849e6473425ea68e95837f702d342712b391438fc0b5a8.exe	svchost.exe
PID 1608 wrote to memory of 1896	1608	d131da6e4012a8f23b849e6473425ea68e95837f702d342712b391438fc0b5a8.exe	svchost.exe
PID 1608 wrote to memory of 1896	1608	d131da6e4012a8f23b849e6473425ea68e95837f702d342712b391438fc0b5a8.exe	svchost.exe
PID 1608 wrote to memory of 1896	1608	d131da6e4012a8f23b849e6473425ea68e95837f702d342712b391438fc0b5a8.exe	svchost.exe
PID 1608 wrote to memory of 1896	1608	d131da6e4012a8f23b849e6473425ea68e95837f702d342712b391438fc0b5a8.exe	svchost.exe
PID 1608 wrote to memory of 1896	1608	d131da6e4012a8f23b849e6473425ea68e95837f702d342712b391438fc0b5a8.exe	svchost.exe
PID 1608 wrote to memory of 1896	1608	d131da6e4012a8f23b849e6473425ea68e95837f702d342712b391438fc0b5a8.exe	svchost.exe
PID 1896 wrote to memory of 2736	1896	svchost.exe	cmd.exe
PID 1896 wrote to memory of 2736	1896	svchost.exe	cmd.exe
PID 1896 wrote to memory of 2736	1896	svchost.exe	cmd.exe
PID 1896 wrote to memory of 2736	1896	svchost.exe	cmd.exe
PID 2588 wrote to memory of 2612	2588	TXPlatforn.exe	TXPlatforn.exe
PID 2588 wrote to memory of 2612	2588	TXPlatforn.exe	TXPlatforn.exe
PID 2588 wrote to memory of 2612	2588	TXPlatforn.exe	TXPlatforn.exe
PID 2588 wrote to memory of 2612	2588	TXPlatforn.exe	TXPlatforn.exe
PID 2588 wrote to memory of 2612	2588	TXPlatforn.exe	TXPlatforn.exe
PID 2588 wrote to memory of 2612	2588	TXPlatforn.exe	TXPlatforn.exe
PID 2588 wrote to memory of 2612	2588	TXPlatforn.exe	TXPlatforn.exe
PID 1608 wrote to memory of 2592	1608	d131da6e4012a8f23b849e6473425ea68e95837f702d342712b391438fc0b5a8.exe	svchos.exe
PID 1608 wrote to memory of 2592	1608	d131da6e4012a8f23b849e6473425ea68e95837f702d342712b391438fc0b5a8.exe	svchos.exe
PID 1608 wrote to memory of 2592	1608	d131da6e4012a8f23b849e6473425ea68e95837f702d342712b391438fc0b5a8.exe	svchos.exe
PID 1608 wrote to memory of 2592	1608	d131da6e4012a8f23b849e6473425ea68e95837f702d342712b391438fc0b5a8.exe	svchos.exe
PID 1608 wrote to memory of 2472	1608	d131da6e4012a8f23b849e6473425ea68e95837f702d342712b391438fc0b5a8.exe	HD_d131da6e4012a8f23b849e6473425ea68e95837f702d342712b391438fc0b5a8.exe
PID 1608 wrote to memory of 2472	1608	d131da6e4012a8f23b849e6473425ea68e95837f702d342712b391438fc0b5a8.exe	HD_d131da6e4012a8f23b849e6473425ea68e95837f702d342712b391438fc0b5a8.exe
PID 1608 wrote to memory of 2472	1608	d131da6e4012a8f23b849e6473425ea68e95837f702d342712b391438fc0b5a8.exe	HD_d131da6e4012a8f23b849e6473425ea68e95837f702d342712b391438fc0b5a8.exe
PID 1608 wrote to memory of 2472	1608	d131da6e4012a8f23b849e6473425ea68e95837f702d342712b391438fc0b5a8.exe	HD_d131da6e4012a8f23b849e6473425ea68e95837f702d342712b391438fc0b5a8.exe
PID 2736 wrote to memory of 2512	2736	cmd.exe	PING.EXE
PID 2736 wrote to memory of 2512	2736	cmd.exe	PING.EXE
PID 2736 wrote to memory of 2512	2736	cmd.exe	PING.EXE
PID 2736 wrote to memory of 2512	2736	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\d131da6e4012a8f23b849e6473425ea68e95837f702d342712b391438fc0b5a8.exe
"C:\Users\Admin\AppData\Local\Temp\d131da6e4012a8f23b849e6473425ea68e95837f702d342712b391438fc0b5a8.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1608

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:1896

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:2736

C:\Windows\SysWOW64\PING.EXE
ping -n 2 127.0.0.1
4⤵
- Runs ping.exe
PID:2512

C:\Users\Admin\AppData\Local\Temp\svchos.exe
C:\Users\Admin\AppData\Local\Temp\\svchos.exe
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in System32 directory
PID:2592

C:\Users\Admin\AppData\Local\Temp\HD_d131da6e4012a8f23b849e6473425ea68e95837f702d342712b391438fc0b5a8.exe
C:\Users\Admin\AppData\Local\Temp\HD_d131da6e4012a8f23b849e6473425ea68e95837f702d342712b391438fc0b5a8.exe
2⤵
- Executes dropped EXE
PID:2472

C:\Windows\SysWOW64\TXPlatforn.exe
C:\Windows\SysWOW64\TXPlatforn.exe -auto
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2588

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:2612

Network

MITRE ATT&CK Matrix ATT&CK v13

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

System Information Discovery

1

T1082

Remote System Discovery

1

T1018

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\HD_X.dat
Filesize
1.2MB

MD5
e89e6f7a7e10b92558df2183fe048d29

SHA1
e1e30cb6c789c1bba28e60153a432dd8b09d43a2

SHA256
716006987055ba6b1c16ad841eaad34250d14cbf30880279a618cba0cc613705

SHA512
1e3421390a7036153ab61eff29d5da9e43ba5571cafa12c5bc4d6512c3411733b99f6ad4c31412e21cabf44f9a130622f68d043f819b73aea14563d41945c01b

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

MD5
3b377ad877a942ec9f60ea285f7119a2

SHA1
60b23987b20d913982f723ab375eef50fafa6c70

SHA256
62954fdf65e629b39a29f539619d20691332184c6b6be5a826128a8e759bfa84

SHA512
af3a71f867ad9d28772c48b521097f9bf8931eb89fd2974e8de10990241419a39ddc3c0b36dd38aac4fdf14e1f0c5e228692618e93adce958d5b5dab8940e46f

Download Submit
\Users\Admin\AppData\Local\Temp\HD_d131da6e4012a8f23b849e6473425ea68e95837f702d342712b391438fc0b5a8.exe
Filesize
2.7MB

MD5
0c65daf3d0a22ac4c101f80c2fb94b04

SHA1
65b310f3d5761bd185c10c3bd75cc99538fb071e

SHA256
41892d1b757c1b2a06773fcf33e90cca3ca843a443199d5d7e474a4c54f8fb6b

SHA512
53ebb76660e29b364fa89cf9d7225bf5452dafc5aa5a94830f48cf811c3339895f7a2bdd1b9414e1e3e518e1700dd39269a671ac69b00e21346b7f5caf5c9a88

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

MD5
a4329177954d4104005bce3020e5ef59

SHA1
23c29e295e2dbb8454012d619ca3f81e4c16e85a

SHA256
6156d003d54dcf2ee92f21bd6e7a6a7f91730bd2804381260bcabe465abe6ddd

SHA512
81e9d456a4abfc7cd9e0943d4a0ce15523362c3179f3368381d1d7974f80a9f9113b5404b96e67e91684e0ea1895b7d0073e4c48d0bfc4fd0244b1af6acf0208

Download Submit
\Windows\SysWOW64\259402752.txt
Filesize
50KB

MD5
afe2718aa5c70470fd3b116d5f58ac38

SHA1
4f39db0403d0c238d4854551a24a42f50c80fb41

SHA256
c779f681b4d4361bdf555786b2bfa1adce725084c460448f4f5021b3820b7db2

SHA512
51e3b5406596df1bf2f58ac0d4b8b473612f1b2b0321ee4ffe5bb162163ab64f92fcc560dd5d26c3e3bfb2e47194aefcc08d35b9c6b29432da3744747057649e

Download Submit
memory/1896-5-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1896-8-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1896-7-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1896-12-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2588-18-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2588-32-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2612-30-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2612-37-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2612-33-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2612-80-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

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Downloads