gh0strat | 4c953a516105943a841c973a711b6cbd38182947817ea7a65eb8a2a74da517f9

General

Target

4c953a516105943a841c973a711b6cbd38182947817ea7a65eb8a2a74da517f9.exe
Size

2.5MB
MD5

baed71cd06f5268adda4a5ea69862a7a
SHA1

814a5ccb182bb4e9cad13fd3fa46486c34f1db07
SHA256

4c953a516105943a841c973a711b6cbd38182947817ea7a65eb8a2a74da517f9
SHA512

149cfe0354aafd8526318a82bae974ba3abe6b08770ccbcdd6cddacc2a11ae636b97adea03435f044a6c8e5007b9de92a512c2cd4777d44ecb2b09db37d41359
SSDEEP

24576:4CwsbKgbQ5NANIvGTYwMHXA+wT1kfTw4SIuvB74fgt7ibhRM5QhKehFdMtRj7nHY:4CwsbCANnKXferL7Vwe/Gg0P+Wh1EI

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/2032-15-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2032-20-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2032-16-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2600-26-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2600-35-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2656-40-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2656-36-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2656-41-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 9 IoCs

Processes:

resource	yara_rule
\Windows\SysWOW64\259400927.txt	family_gh0strat
behavioral1/memory/2032-15-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2032-20-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2032-16-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2600-26-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2600-35-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2656-40-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2656-36-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2656-41-0x0000000010000000-0x00000000101B6000-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:

TXPlatfor.exe

description ioc process

File created C:\Windows\system32\drivers\QAssist.sys TXPlatfor.exe

description	ioc	process
File created	C:\Windows\system32\drivers\QAssist.sys	TXPlatfor.exe

Sets service image path in registry 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

TXPlatfor.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\QAssist\ImagePath = "system32\\DRIVERS\\QAssist.sys"	TXPlatfor.exe

Executes dropped EXE 4 IoCs

Processes:

R.exeN.exeTXPlatfor.exeTXPlatfor.exe

pid process

2184 R.exe
2032 N.exe
2600 TXPlatfor.exe
2656 TXPlatfor.exe

pid	process
2184	R.exe
2032	N.exe
2600	TXPlatfor.exe
2656	TXPlatfor.exe

Loads dropped DLL 4 IoCs

Processes:

4c953a516105943a841c973a711b6cbd38182947817ea7a65eb8a2a74da517f9.exeR.exeTXPlatfor.exe

pid	process
2156	4c953a516105943a841c973a711b6cbd38182947817ea7a65eb8a2a74da517f9.exe
2184	R.exe
2156	4c953a516105943a841c973a711b6cbd38182947817ea7a65eb8a2a74da517f9.exe
2600	TXPlatfor.exe

UPX packed file 9 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/2032-15-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2032-13-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2032-20-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2032-16-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2600-26-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2600-35-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2656-40-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2656-36-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2656-41-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in System32 directory 3 IoCs

Processes:

R.exeN.exe

description	ioc	process
File created	C:\Windows\SysWOW64\259400927.txt	R.exe
File created	C:\Windows\SysWOW64\TXPlatfor.exe	N.exe
File opened for modification	C:\Windows\SysWOW64\TXPlatfor.exe	N.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

2704 PING.EXE
Suspicious behavior: LoadsDriver 1 IoCs

Processes:

TXPlatfor.exe

pid process

2656 TXPlatfor.exe

pid	process
2704	PING.EXE

pid	process
2656	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

N.exeTXPlatfor.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	2032	N.exe
Token: SeLoadDriverPrivilege	2656	TXPlatfor.exe
Token: 33	2656	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2656	TXPlatfor.exe
Token: 33	2656	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2656	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

4c953a516105943a841c973a711b6cbd38182947817ea7a65eb8a2a74da517f9.exe

pid	process
2156	4c953a516105943a841c973a711b6cbd38182947817ea7a65eb8a2a74da517f9.exe
2156	4c953a516105943a841c973a711b6cbd38182947817ea7a65eb8a2a74da517f9.exe

Suspicious use of WriteProcessMemory 26 IoCs

Processes:

4c953a516105943a841c973a711b6cbd38182947817ea7a65eb8a2a74da517f9.exeN.exeTXPlatfor.execmd.exe

description	pid	process	target process
PID 2156 wrote to memory of 2184	2156	4c953a516105943a841c973a711b6cbd38182947817ea7a65eb8a2a74da517f9.exe	R.exe
PID 2156 wrote to memory of 2184	2156	4c953a516105943a841c973a711b6cbd38182947817ea7a65eb8a2a74da517f9.exe	R.exe
PID 2156 wrote to memory of 2184	2156	4c953a516105943a841c973a711b6cbd38182947817ea7a65eb8a2a74da517f9.exe	R.exe
PID 2156 wrote to memory of 2184	2156	4c953a516105943a841c973a711b6cbd38182947817ea7a65eb8a2a74da517f9.exe	R.exe
PID 2156 wrote to memory of 2032	2156	4c953a516105943a841c973a711b6cbd38182947817ea7a65eb8a2a74da517f9.exe	N.exe
PID 2156 wrote to memory of 2032	2156	4c953a516105943a841c973a711b6cbd38182947817ea7a65eb8a2a74da517f9.exe	N.exe
PID 2156 wrote to memory of 2032	2156	4c953a516105943a841c973a711b6cbd38182947817ea7a65eb8a2a74da517f9.exe	N.exe
PID 2156 wrote to memory of 2032	2156	4c953a516105943a841c973a711b6cbd38182947817ea7a65eb8a2a74da517f9.exe	N.exe
PID 2156 wrote to memory of 2032	2156	4c953a516105943a841c973a711b6cbd38182947817ea7a65eb8a2a74da517f9.exe	N.exe
PID 2156 wrote to memory of 2032	2156	4c953a516105943a841c973a711b6cbd38182947817ea7a65eb8a2a74da517f9.exe	N.exe
PID 2156 wrote to memory of 2032	2156	4c953a516105943a841c973a711b6cbd38182947817ea7a65eb8a2a74da517f9.exe	N.exe
PID 2032 wrote to memory of 2672	2032	N.exe	cmd.exe
PID 2032 wrote to memory of 2672	2032	N.exe	cmd.exe
PID 2032 wrote to memory of 2672	2032	N.exe	cmd.exe
PID 2032 wrote to memory of 2672	2032	N.exe	cmd.exe
PID 2600 wrote to memory of 2656	2600	TXPlatfor.exe	TXPlatfor.exe
PID 2600 wrote to memory of 2656	2600	TXPlatfor.exe	TXPlatfor.exe
PID 2600 wrote to memory of 2656	2600	TXPlatfor.exe	TXPlatfor.exe
PID 2600 wrote to memory of 2656	2600	TXPlatfor.exe	TXPlatfor.exe
PID 2600 wrote to memory of 2656	2600	TXPlatfor.exe	TXPlatfor.exe
PID 2600 wrote to memory of 2656	2600	TXPlatfor.exe	TXPlatfor.exe
PID 2600 wrote to memory of 2656	2600	TXPlatfor.exe	TXPlatfor.exe
PID 2672 wrote to memory of 2704	2672	cmd.exe	PING.EXE
PID 2672 wrote to memory of 2704	2672	cmd.exe	PING.EXE
PID 2672 wrote to memory of 2704	2672	cmd.exe	PING.EXE
PID 2672 wrote to memory of 2704	2672	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\4c953a516105943a841c973a711b6cbd38182947817ea7a65eb8a2a74da517f9.exe
"C:\Users\Admin\AppData\Local\Temp\4c953a516105943a841c973a711b6cbd38182947817ea7a65eb8a2a74da517f9.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2156

C:\Users\Admin\AppData\Local\Temp\R.exe
C:\Users\Admin\AppData\Local\Temp\\R.exe
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in System32 directory
PID:2184

C:\Users\Admin\AppData\Local\Temp\N.exe
C:\Users\Admin\AppData\Local\Temp\\N.exe
2⤵
- Executes dropped EXE
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2032

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\N.exe > nul
3⤵
- Suspicious use of WriteProcessMemory
PID:2672

C:\Windows\SysWOW64\PING.EXE
ping -n 2 127.0.0.1
4⤵
- Runs ping.exe
PID:2704

C:\Windows\SysWOW64\TXPlatfor.exe
C:\Windows\SysWOW64\TXPlatfor.exe -auto
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2600

C:\Windows\SysWOW64\TXPlatfor.exe
C:\Windows\SysWOW64\TXPlatfor.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:2656

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\HD_X.dat

Filesize
2.5MB

MD5
baed71cd06f5268adda4a5ea69862a7a

SHA1
814a5ccb182bb4e9cad13fd3fa46486c34f1db07

SHA256
4c953a516105943a841c973a711b6cbd38182947817ea7a65eb8a2a74da517f9

SHA512
149cfe0354aafd8526318a82bae974ba3abe6b08770ccbcdd6cddacc2a11ae636b97adea03435f044a6c8e5007b9de92a512c2cd4777d44ecb2b09db37d41359

Download Submit
\Users\Admin\AppData\Local\Temp\N.exe

Filesize
377KB

MD5
4a36a48e58829c22381572b2040b6fe0

SHA1
f09d30e44ff7e3f20a5de307720f3ad148c6143b

SHA256
3de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8

SHA512
5d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0

Download Submit
\Users\Admin\AppData\Local\Temp\R.exe

Filesize
941KB

MD5
8dc3adf1c490211971c1e2325f1424d2

SHA1
4eec4a4e7cb97c5efa6c72e0731cd090c0c4adc5

SHA256
bc29f2022ab3b812e50c8681ff196f090c038b5ab51e37daffac4469a8c2eb2c

SHA512
ae92ea20b359849dcdba4808119b154e3af5ef3687ee09de1797610fe8c4d3eb9065b068074d35adddb4b225d17c619baff3944cb137ad196bcef7a6507f920d

Download Submit
\Windows\SysWOW64\259400927.txt

Filesize
899KB

MD5
aefaadcc2c8a28bfa2fcb24737182cb7

SHA1
df3025fabb7258ba57c412892275e9a91dcdb4d7

SHA256
8dacd5c4a5a02ee0ae717c9ad70fe80bca60be9672fbedc720a7917101dc49e0

SHA512
a0b4037bbb1b32765a86e94bff30b9115422e4c5c4c2a467ce58bfa024e7644bef34cc36c37890c2b76e4a53994a5b94cf2d327a43f54988fff1e9532a2d44f7

Download Submit
memory/2032-16-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2032-20-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2032-13-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2032-15-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2600-26-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2600-35-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2656-40-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2656-36-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2656-41-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads