gh0strat | 33c30a0f35039f97c380ea2011320be3cbd648501772bd19a404e24c3afdc35f

General

Target

33c30a0f35039f97c380ea2011320be3cbd648501772bd19a404e24c3afdc35f.exe
Size

4.7MB
MD5

e153c0ba5198e4b7279608346bcadae8
SHA1

cdc3544034d76455ae9a557fe37d8be031354eb0
SHA256

33c30a0f35039f97c380ea2011320be3cbd648501772bd19a404e24c3afdc35f
SHA512

fb5f3ecfff00960257f520968525aeb880bdae92df86eb2ef2134706d2beba3964eaeab24bc6eb91d7600f368d3bf5f7a175bd0c6e49105989af05394ba89d80
SSDEEP

49152:V89XJt4HIZ/Gg0P+Whmd5bXsPNIULkmp1/j6AeXZG7wmpvGF1IP9z5WuHC4O8b8R:SZJt4HIZOgmhmd5bXsPN5kiQaZ56

Score

10^/10

gh0strat purplefox persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 11 IoCs

Detect PurpleFox Rootkit.

rootkit

Processes:

resource	yara_rule
behavioral2/memory/3292-6-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3292-8-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3292-7-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1676-21-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1676-19-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1676-20-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4984-27-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4984-28-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4984-31-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1676-34-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4984-35-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 11 IoCs

Processes:

resource	yara_rule
behavioral2/memory/3292-6-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3292-8-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3292-7-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1676-21-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1676-19-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1676-20-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4984-27-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4984-28-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4984-31-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1676-34-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4984-35-0x0000000010000000-0x00000000101B6000-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:

QQ.exeTXPlatforn.exeHD_33c30a0f35039f97c380ea2011320be3cbd648501772bd19a404e24c3afdc35f.exeTXPlatforn.exe

pid process

3292 QQ.exe
1676 TXPlatforn.exe
3880 HD_33c30a0f35039f97c380ea2011320be3cbd648501772bd19a404e24c3afdc35f.exe
4984 TXPlatforn.exe

pid	process
3292	QQ.exe
1676	TXPlatforn.exe
3880	HD_33c30a0f35039f97c380ea2011320be3cbd648501772bd19a404e24c3afdc35f.exe
4984	TXPlatforn.exe

UPX packed file 13 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/3292-4-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3292-6-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3292-8-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3292-7-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1676-17-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1676-21-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1676-19-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1676-20-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4984-27-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4984-28-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4984-31-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1676-34-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4984-35-0x0000000010000000-0x00000000101B6000-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 5 IoCs

Processes:

33c30a0f35039f97c380ea2011320be3cbd648501772bd19a404e24c3afdc35f.exe

description	ioc	process
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	33c30a0f35039f97c380ea2011320be3cbd648501772bd19a404e24c3afdc35f.exe
File created	C:\Program Files (x86)\Google\Chrome\Application\chrome.exe	33c30a0f35039f97c380ea2011320be3cbd648501772bd19a404e24c3afdc35f.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	33c30a0f35039f97c380ea2011320be3cbd648501772bd19a404e24c3afdc35f.exe
File created	C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe	33c30a0f35039f97c380ea2011320be3cbd648501772bd19a404e24c3afdc35f.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe	33c30a0f35039f97c380ea2011320be3cbd648501772bd19a404e24c3afdc35f.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

4184 PING.EXE

pid	process
4184	PING.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

33c30a0f35039f97c380ea2011320be3cbd648501772bd19a404e24c3afdc35f.exe

pid	process
4336	33c30a0f35039f97c380ea2011320be3cbd648501772bd19a404e24c3afdc35f.exe
4336	33c30a0f35039f97c380ea2011320be3cbd648501772bd19a404e24c3afdc35f.exe

Suspicious behavior: LoadsDriver 1 IoCs

Processes:

TXPlatforn.exe

pid process

4984 TXPlatforn.exe

pid	process
4984	TXPlatforn.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

QQ.exeTXPlatforn.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	3292	QQ.exe
Token: SeLoadDriverPrivilege	4984	TXPlatforn.exe
Token: 33	4984	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	4984	TXPlatforn.exe
Token: 33	4984	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	4984	TXPlatforn.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

33c30a0f35039f97c380ea2011320be3cbd648501772bd19a404e24c3afdc35f.exe

pid	process
4336	33c30a0f35039f97c380ea2011320be3cbd648501772bd19a404e24c3afdc35f.exe
4336	33c30a0f35039f97c380ea2011320be3cbd648501772bd19a404e24c3afdc35f.exe

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

33c30a0f35039f97c380ea2011320be3cbd648501772bd19a404e24c3afdc35f.exeQQ.exeTXPlatforn.execmd.exe

description	pid	process	target process
PID 4336 wrote to memory of 3292	4336	33c30a0f35039f97c380ea2011320be3cbd648501772bd19a404e24c3afdc35f.exe	QQ.exe
PID 4336 wrote to memory of 3292	4336	33c30a0f35039f97c380ea2011320be3cbd648501772bd19a404e24c3afdc35f.exe	QQ.exe
PID 4336 wrote to memory of 3292	4336	33c30a0f35039f97c380ea2011320be3cbd648501772bd19a404e24c3afdc35f.exe	QQ.exe
PID 4336 wrote to memory of 3880	4336	33c30a0f35039f97c380ea2011320be3cbd648501772bd19a404e24c3afdc35f.exe	HD_33c30a0f35039f97c380ea2011320be3cbd648501772bd19a404e24c3afdc35f.exe
PID 4336 wrote to memory of 3880	4336	33c30a0f35039f97c380ea2011320be3cbd648501772bd19a404e24c3afdc35f.exe	HD_33c30a0f35039f97c380ea2011320be3cbd648501772bd19a404e24c3afdc35f.exe
PID 4336 wrote to memory of 3880	4336	33c30a0f35039f97c380ea2011320be3cbd648501772bd19a404e24c3afdc35f.exe	HD_33c30a0f35039f97c380ea2011320be3cbd648501772bd19a404e24c3afdc35f.exe
PID 3292 wrote to memory of 2240	3292	QQ.exe	cmd.exe
PID 3292 wrote to memory of 2240	3292	QQ.exe	cmd.exe
PID 3292 wrote to memory of 2240	3292	QQ.exe	cmd.exe
PID 1676 wrote to memory of 4984	1676	TXPlatforn.exe	TXPlatforn.exe
PID 1676 wrote to memory of 4984	1676	TXPlatforn.exe	TXPlatforn.exe
PID 1676 wrote to memory of 4984	1676	TXPlatforn.exe	TXPlatforn.exe
PID 2240 wrote to memory of 4184	2240	cmd.exe	PING.EXE
PID 2240 wrote to memory of 4184	2240	cmd.exe	PING.EXE
PID 2240 wrote to memory of 4184	2240	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\33c30a0f35039f97c380ea2011320be3cbd648501772bd19a404e24c3afdc35f.exe
"C:\Users\Admin\AppData\Local\Temp\33c30a0f35039f97c380ea2011320be3cbd648501772bd19a404e24c3afdc35f.exe"
1⤵
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4336

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:3292

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:2240

C:\Windows\SysWOW64\PING.EXE
ping -n 2 127.0.0.1
4⤵
- Runs ping.exe
PID:4184

C:\Users\Admin\AppData\Local\Temp\HD_33c30a0f35039f97c380ea2011320be3cbd648501772bd19a404e24c3afdc35f.exe
C:\Users\Admin\AppData\Local\Temp\HD_33c30a0f35039f97c380ea2011320be3cbd648501772bd19a404e24c3afdc35f.exe
2⤵
- Executes dropped EXE
PID:3880

C:\Windows\SysWOW64\TXPlatforn.exe
C:\Windows\SysWOW64\TXPlatforn.exe -auto
1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1676

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:4984

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4136 --field-trial-handle=3192,i,2785050981002401924,4037047756083432660,262144 --variations-seed-version /prefetch:8
1⤵
PID:3388

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\HD_33c30a0f35039f97c380ea2011320be3cbd648501772bd19a404e24c3afdc35f.exe
Filesize
3.1MB

MD5
fb083acd60fe5c3156dc25442be815e3

SHA1
61df59b8f3ebd8b3d29ca3aedc4995e23cacf6d8

SHA256
f130b3789962d5c8b59aa250d6f26ad5945928f3905b32bf65aa7bd30348a794

SHA512
7147337d2c1006bb15cfa967c9eea6826b63c8d343f866e7454d7368d25019f39e52cf179500810834244c3ca9644d6c0df0b2c3128a9051e9ee6b428fa926f6

Download Submit
C:\Users\Admin\AppData\Local\Temp\HD_X.dat
Filesize
1.6MB

MD5
931858a025de988d2aeaf33e15129261

SHA1
e5d739c5f59625f2625ebd77e129fa677c991238

SHA256
316b3b78846cded479e1b3f94b645f1d11d5a5509f29558cb81aaf30e7e9cc52

SHA512
920a8a7700e6df9217c96d617672c0fe54f945da00346063e5b9f7cc3947473675d91d016119de6d458df32f87248c7881e38d6eec554f115ed5d213c559e839

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

MD5
fcdf7172ba2a86954acbc4b0811ec381

SHA1
f2dd05c45077caf0ed5c1ba10aa1af0c268d6f68

SHA256
dc9689d9ad11769a4e027a7f5c7c6469171af7fd87e8120d7ddb1d18b214e04e

SHA512
c1500e60065f5658a056137a4306c72e34dcfab9065a3fbcb1f7f3195ad47b859909eef2d49ea151841a4bb0a4044786e59de4e01596c9beced7049c9de39535

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

MD5
3d6e7db5800f1dadb016cbf989749e3c

SHA1
7c09c438a352cbc4de5d7279bf07d36e8f6cbfef

SHA256
bb43f73ddd5d04adcd723061ccf3a535387fa439aba0039d39a72f5d6ae3062b

SHA512
a98392c694a662a243581bc07582bffa9f425c4bd9acf2a68c19fbe95ee64f95ed4ca3100802736f67eea809a95fbf4f5e357800d3fa21f9d57b1f8d07d1462c

Download Submit
C:\Users\Admin\AppData\Local\Temp\X.ico
Filesize
69KB

MD5
e33fb6d686b1a8b171349572c5a33f67

SHA1
29f24fe536adf799b69b63c83efadc1bce457a54

SHA256
020c8e0963f89f4b14538b7d69e83c6fec44a29bbbd52fbb6deb2be5c697f450

SHA512
cf1f1d6a9efe53f84e5b4a8246b87c0b96496716605d1b00352d9aae30e664d3d2cbadebf598b4e690a9feef0b5785887a4e643cc5f68938ca744af1d3539e55

Download Submit
memory/1676-34-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1676-17-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1676-21-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1676-19-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1676-20-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3292-7-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3292-8-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3292-6-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3292-4-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4984-28-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4984-31-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4984-27-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4984-35-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads