gh0strat | 855693275cf608235e20d60b32e544886f139f48416b16e8bcf51584a2385c3d

General

Target

855693275cf608235e20d60b32e544886f139f48416b16e8bcf51584a2385c3d.exe
Size

1.4MB
MD5

25e461589f2d348f65a68bc513f06845
SHA1

1ca4ef7d5cc633f40ddaed20312c43bb85824230
SHA256

855693275cf608235e20d60b32e544886f139f48416b16e8bcf51584a2385c3d
SHA512

5d34b0834754428674546be0e2c3217510cb28bce06c030c410de9bda1d15b638459f331115bcd43d121c101a533d433b8f48f2582bfcfe3621104b8c5f768ba
SSDEEP

24576:6QZoidOTdVZinacCET9Ecl1erdg0MCiVWhFU7cV2wpem8:6QZAdVyVT9n/Gg0P+Who4pez

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/1724-8-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/1724-7-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/1724-12-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2640-30-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2712-35-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2640-18-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2712-44-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2712-55-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 9 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1724-8-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/1724-7-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/1724-12-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
\Windows\SysWOW64\259401520.txt	family_gh0strat
behavioral1/memory/2640-30-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2712-35-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2640-18-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2712-44-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2712-55-0x0000000010000000-0x00000000101B6000-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 4 IoCs

Processes:

svchost.exeTXPlatforn.exesvchos.exeTXPlatforn.exe

pid process

1724 svchost.exe
2640 TXPlatforn.exe
2600 svchos.exe
2712 TXPlatforn.exe

pid	process
1724	svchost.exe
2640	TXPlatforn.exe
2600	svchos.exe
2712	TXPlatforn.exe

Loads dropped DLL 4 IoCs

Processes:

855693275cf608235e20d60b32e544886f139f48416b16e8bcf51584a2385c3d.exeTXPlatforn.exesvchos.exe

pid	process
880	855693275cf608235e20d60b32e544886f139f48416b16e8bcf51584a2385c3d.exe
2640	TXPlatforn.exe
880	855693275cf608235e20d60b32e544886f139f48416b16e8bcf51584a2385c3d.exe
2600	svchos.exe

UPX packed file 9 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/1724-8-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/1724-7-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/1724-5-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/1724-12-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2640-30-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2712-35-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2640-18-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2712-44-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2712-55-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in System32 directory 3 IoCs

Processes:

svchos.exesvchost.exe

description	ioc	process
File created	C:\Windows\SysWOW64\259401520.txt	svchos.exe
File created	C:\Windows\SysWOW64\TXPlatforn.exe	svchost.exe
File opened for modification	C:\Windows\SysWOW64\TXPlatforn.exe	svchost.exe

Drops file in Program Files directory 4 IoCs

Processes:

855693275cf608235e20d60b32e544886f139f48416b16e8bcf51584a2385c3d.exe

description	ioc	process
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	855693275cf608235e20d60b32e544886f139f48416b16e8bcf51584a2385c3d.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe	855693275cf608235e20d60b32e544886f139f48416b16e8bcf51584a2385c3d.exe
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	855693275cf608235e20d60b32e544886f139f48416b16e8bcf51584a2385c3d.exe
File created	C:\Program Files (x86)\Google\Chrome\Application\chrome.exe	855693275cf608235e20d60b32e544886f139f48416b16e8bcf51584a2385c3d.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

2784 PING.EXE
Suspicious behavior: LoadsDriver 1 IoCs

Processes:

TXPlatforn.exe

pid process

2712 TXPlatforn.exe

pid	process
2784	PING.EXE

pid	process
2712	TXPlatforn.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

svchost.exeTXPlatforn.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	1724	svchost.exe
Token: SeLoadDriverPrivilege	2712	TXPlatforn.exe
Token: 33	2712	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	2712	TXPlatforn.exe
Token: 33	2712	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	2712	TXPlatforn.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

855693275cf608235e20d60b32e544886f139f48416b16e8bcf51584a2385c3d.exe

pid	process
880	855693275cf608235e20d60b32e544886f139f48416b16e8bcf51584a2385c3d.exe
880	855693275cf608235e20d60b32e544886f139f48416b16e8bcf51584a2385c3d.exe

Suspicious use of WriteProcessMemory 26 IoCs

Processes:

855693275cf608235e20d60b32e544886f139f48416b16e8bcf51584a2385c3d.exesvchost.exeTXPlatforn.execmd.exe

description	pid	process	target process
PID 880 wrote to memory of 1724	880	855693275cf608235e20d60b32e544886f139f48416b16e8bcf51584a2385c3d.exe	svchost.exe
PID 880 wrote to memory of 1724	880	855693275cf608235e20d60b32e544886f139f48416b16e8bcf51584a2385c3d.exe	svchost.exe
PID 880 wrote to memory of 1724	880	855693275cf608235e20d60b32e544886f139f48416b16e8bcf51584a2385c3d.exe	svchost.exe
PID 880 wrote to memory of 1724	880	855693275cf608235e20d60b32e544886f139f48416b16e8bcf51584a2385c3d.exe	svchost.exe
PID 880 wrote to memory of 1724	880	855693275cf608235e20d60b32e544886f139f48416b16e8bcf51584a2385c3d.exe	svchost.exe
PID 880 wrote to memory of 1724	880	855693275cf608235e20d60b32e544886f139f48416b16e8bcf51584a2385c3d.exe	svchost.exe
PID 880 wrote to memory of 1724	880	855693275cf608235e20d60b32e544886f139f48416b16e8bcf51584a2385c3d.exe	svchost.exe
PID 1724 wrote to memory of 2660	1724	svchost.exe	cmd.exe
PID 1724 wrote to memory of 2660	1724	svchost.exe	cmd.exe
PID 1724 wrote to memory of 2660	1724	svchost.exe	cmd.exe
PID 1724 wrote to memory of 2660	1724	svchost.exe	cmd.exe
PID 880 wrote to memory of 2600	880	855693275cf608235e20d60b32e544886f139f48416b16e8bcf51584a2385c3d.exe	svchos.exe
PID 880 wrote to memory of 2600	880	855693275cf608235e20d60b32e544886f139f48416b16e8bcf51584a2385c3d.exe	svchos.exe
PID 880 wrote to memory of 2600	880	855693275cf608235e20d60b32e544886f139f48416b16e8bcf51584a2385c3d.exe	svchos.exe
PID 880 wrote to memory of 2600	880	855693275cf608235e20d60b32e544886f139f48416b16e8bcf51584a2385c3d.exe	svchos.exe
PID 2640 wrote to memory of 2712	2640	TXPlatforn.exe	TXPlatforn.exe
PID 2640 wrote to memory of 2712	2640	TXPlatforn.exe	TXPlatforn.exe
PID 2640 wrote to memory of 2712	2640	TXPlatforn.exe	TXPlatforn.exe
PID 2640 wrote to memory of 2712	2640	TXPlatforn.exe	TXPlatforn.exe
PID 2640 wrote to memory of 2712	2640	TXPlatforn.exe	TXPlatforn.exe
PID 2640 wrote to memory of 2712	2640	TXPlatforn.exe	TXPlatforn.exe
PID 2640 wrote to memory of 2712	2640	TXPlatforn.exe	TXPlatforn.exe
PID 2660 wrote to memory of 2784	2660	cmd.exe	PING.EXE
PID 2660 wrote to memory of 2784	2660	cmd.exe	PING.EXE
PID 2660 wrote to memory of 2784	2660	cmd.exe	PING.EXE
PID 2660 wrote to memory of 2784	2660	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\855693275cf608235e20d60b32e544886f139f48416b16e8bcf51584a2385c3d.exe
"C:\Users\Admin\AppData\Local\Temp\855693275cf608235e20d60b32e544886f139f48416b16e8bcf51584a2385c3d.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:880

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:1724

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:2660

C:\Windows\SysWOW64\PING.EXE
ping -n 2 127.0.0.1
4⤵
- Runs ping.exe
PID:2784

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:2600

C:\Windows\SysWOW64\TXPlatforn.exe
C:\Windows\SysWOW64\TXPlatforn.exe -auto
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2640

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:2712

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

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Downloads

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:\Users\Admin\Desktop\ShowUnprotect.exe
Filesize
2.0MB

MD5
8e497b82708c3816de88b1a71eb6df23

SHA1
2f6c29328142174d8672db59e4609e639436a907

SHA256
c63de246f728cdeac2c270292a307bee201835a653f2cc7663bf303dce749a7f

SHA512
9c8a7c88174feb64e7909d24bf448568519be4d1668a1ec4d243b7d50187d65c143aa647b8cbe2fff4311143929f64d0bbbf07bbf91dfe3afe4a203d3ed49f29

Download Submit
\Windows\SysWOW64\259401520.txt
Filesize
50KB

MD5
1d823a23a85f366fba688129b65ecace

SHA1
9da5ce81dbed00853081ac8cc1fe12757d11e780

SHA256
0979ae381158dded9fc81e0112db711bbd6d83144790122b99982ac6a7ecda4d

SHA512
8307882fd58127eca1df1a9ecb9d4daa6201856732b83ef967d163b1be615d77e7ec0ccaa1442a76b9d0e3148e60e1100fed5ace4a9c2ccbde7acd18b09bb09e

Download Submit
memory/1724-5-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1724-12-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1724-7-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1724-8-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2640-30-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2640-18-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2712-35-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2712-44-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2712-55-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads