gh0strat | 48510bebf306720ef131381ffac558d29d6794a382549f076f9aad1afc7fd587

General

Target

NA_NA_1bc9b02c777a32exeexe_JC.exe
Size

1.4MB
MD5

1bc9b02c777a32f8a050e9fef3b5da75
SHA1

9c275fd2361f8973256bf30cc4641f2bd06c017f
SHA256

48510bebf306720ef131381ffac558d29d6794a382549f076f9aad1afc7fd587
SHA512

8a2df0d93115b1b4bc9eeb389cdd4a29e44b6d6bcc372969d1dba12d94e4f849a2aa2038848ca524ac3a6edaabd919fc02aea699ea69252a3e0b5be582f332ad
SSDEEP

24576:r09tv9/7JtDElDEExIko2H2HESq2eWJ6MQjySjy+/EBzkR/U:r09XJt4HIN2H2tFvduySpEd

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
behavioral2/memory/3464-139-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3464-141-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2212-148-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2212-149-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3464-152-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2212-154-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4772-158-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4772-160-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4772-163-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 11 IoCs

Processes:

resource	yara_rule
behavioral2/memory/3464-140-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3464-139-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3464-141-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2212-148-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2212-149-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3464-152-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2212-154-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4772-155-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4772-158-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4772-160-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4772-163-0x0000000010000000-0x00000000101B6000-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:

RVN.exeTXPlatforn.exeTXPlatforn.exe

pid process

3464 RVN.exe
2212 TXPlatforn.exe
4772 TXPlatforn.exe

pid	process
3464	RVN.exe
2212	TXPlatforn.exe
4772	TXPlatforn.exe

UPX packed file 13 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/3464-137-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3464-140-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3464-139-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3464-141-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2212-146-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2212-148-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2212-149-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3464-152-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2212-154-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4772-155-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4772-158-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4772-160-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4772-163-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in System32 directory 2 IoCs

Processes:

RVN.exe

description ioc process

File created C:\Windows\SysWOW64\TXPlatforn.exe RVN.exe
File opened for modification C:\Windows\SysWOW64\TXPlatforn.exe RVN.exe
Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

1668 PING.EXE
Suspicious behavior: LoadsDriver 1 IoCs

Processes:

TXPlatforn.exe

pid process

4772 TXPlatforn.exe

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

pid	process
1668	PING.EXE

pid	process
4772	TXPlatforn.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

RVN.exeTXPlatforn.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	3464	RVN.exe
Token: SeLoadDriverPrivilege	4772	TXPlatforn.exe
Token: 33	4772	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	4772	TXPlatforn.exe
Token: 33	4772	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	4772	TXPlatforn.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

NA_NA_1bc9b02c777a32exeexe_JC.exe

pid process

2208 NA_NA_1bc9b02c777a32exeexe_JC.exe
2208 NA_NA_1bc9b02c777a32exeexe_JC.exe

pid	process
2208	NA_NA_1bc9b02c777a32exeexe_JC.exe
2208	NA_NA_1bc9b02c777a32exeexe_JC.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

NA_NA_1bc9b02c777a32exeexe_JC.exeRVN.exeTXPlatforn.execmd.exe

description	pid	process	target process
PID 2208 wrote to memory of 3464	2208	NA_NA_1bc9b02c777a32exeexe_JC.exe	RVN.exe
PID 2208 wrote to memory of 3464	2208	NA_NA_1bc9b02c777a32exeexe_JC.exe	RVN.exe
PID 2208 wrote to memory of 3464	2208	NA_NA_1bc9b02c777a32exeexe_JC.exe	RVN.exe
PID 3464 wrote to memory of 2844	3464	RVN.exe	cmd.exe
PID 3464 wrote to memory of 2844	3464	RVN.exe	cmd.exe
PID 3464 wrote to memory of 2844	3464	RVN.exe	cmd.exe
PID 2212 wrote to memory of 4772	2212	TXPlatforn.exe	TXPlatforn.exe
PID 2212 wrote to memory of 4772	2212	TXPlatforn.exe	TXPlatforn.exe
PID 2212 wrote to memory of 4772	2212	TXPlatforn.exe	TXPlatforn.exe
PID 2844 wrote to memory of 1668	2844	cmd.exe	PING.EXE
PID 2844 wrote to memory of 1668	2844	cmd.exe	PING.EXE
PID 2844 wrote to memory of 1668	2844	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\NA_NA_1bc9b02c777a32exeexe_JC.exe
"C:\Users\Admin\AppData\Local\Temp\NA_NA_1bc9b02c777a32exeexe_JC.exe"
1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2208

C:\Users\Admin\AppData\Local\Temp\RVN.exe
C:\Users\Admin\AppData\Local\Temp\\RVN.exe
2⤵
- Executes dropped EXE
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3464

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\RVN.exe > nul
3⤵
- Suspicious use of WriteProcessMemory
PID:2844

C:\Windows\SysWOW64\PING.EXE
ping -n 2 127.0.0.1
4⤵
- Runs ping.exe
PID:1668

C:\Windows\SysWOW64\TXPlatforn.exe
C:\Windows\SysWOW64\TXPlatforn.exe -auto
1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2212

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:4772

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\RVN.exe
Filesize
377KB

MD5
80ade1893dec9cab7f2e63538a464fcc

SHA1
c06614da33a65eddb506db00a124a3fc3f5be02e

SHA256
57a920389c044e3f5cf93dabff67070b4511e79779b6f874e08f92d8b0d7afbd

SHA512
fffd4f3fccb5301b3c7a5b3bd92747f31549fbd9d0803fe5d502d1bb0ef979140988718c2ee1406ed3e755790d275185e120a56cbcb5ed2eadf62b5cdbfc4cc4

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

MD5
80ade1893dec9cab7f2e63538a464fcc

SHA1
c06614da33a65eddb506db00a124a3fc3f5be02e

SHA256
57a920389c044e3f5cf93dabff67070b4511e79779b6f874e08f92d8b0d7afbd

SHA512
fffd4f3fccb5301b3c7a5b3bd92747f31549fbd9d0803fe5d502d1bb0ef979140988718c2ee1406ed3e755790d275185e120a56cbcb5ed2eadf62b5cdbfc4cc4

Download Submit
C:\Windows\SysWOW64\TXPlatforn.exe
Filesize
377KB

MD5
80ade1893dec9cab7f2e63538a464fcc

SHA1
c06614da33a65eddb506db00a124a3fc3f5be02e

SHA256
57a920389c044e3f5cf93dabff67070b4511e79779b6f874e08f92d8b0d7afbd

SHA512
fffd4f3fccb5301b3c7a5b3bd92747f31549fbd9d0803fe5d502d1bb0ef979140988718c2ee1406ed3e755790d275185e120a56cbcb5ed2eadf62b5cdbfc4cc4

Download Submit
C:\Windows\SysWOW64\TXPlatforn.exe
Filesize
377KB

MD5
80ade1893dec9cab7f2e63538a464fcc

SHA1
c06614da33a65eddb506db00a124a3fc3f5be02e

SHA256
57a920389c044e3f5cf93dabff67070b4511e79779b6f874e08f92d8b0d7afbd

SHA512
fffd4f3fccb5301b3c7a5b3bd92747f31549fbd9d0803fe5d502d1bb0ef979140988718c2ee1406ed3e755790d275185e120a56cbcb5ed2eadf62b5cdbfc4cc4

Download Submit
C:\Windows\SysWOW64\TXPlatforn.exe
Filesize
377KB

MD5
80ade1893dec9cab7f2e63538a464fcc

SHA1
c06614da33a65eddb506db00a124a3fc3f5be02e

SHA256
57a920389c044e3f5cf93dabff67070b4511e79779b6f874e08f92d8b0d7afbd

SHA512
fffd4f3fccb5301b3c7a5b3bd92747f31549fbd9d0803fe5d502d1bb0ef979140988718c2ee1406ed3e755790d275185e120a56cbcb5ed2eadf62b5cdbfc4cc4

Download Submit
memory/2212-148-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2212-154-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2212-149-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2212-146-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3464-139-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3464-141-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3464-140-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3464-152-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3464-137-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4772-155-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4772-158-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4772-160-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4772-163-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads