gh0strat | 690da37ad986adfd451b1e1e5b3393b09831eb4335fa6a2d1fbc395fa7ae6c0a

General

Target

690da37ad986adfd451b1e1e5b3393b09831eb4335fa6a2d1fbc395fa7ae6c0a.exe
Size

3.7MB
MD5

6768a0acd90a7176e16617c6e28fb1d6
SHA1

4a19c9e30d74abe4a0d1e5b728cc53121a88ed9b
SHA256

690da37ad986adfd451b1e1e5b3393b09831eb4335fa6a2d1fbc395fa7ae6c0a
SHA512

94c9ecbe56fe517be1d5f7165f54706e328f83a7c0255b50b92a79be7153360774a45860d1efdaba0cdb592b18258f8a5c97fd94d1e6a227261c3558e901842c
SSDEEP

49152:PCwsbCANnKXferL7Vwe/Gg0P+WhP9JDmn2v7J3jgI+rTvDzp:aws2ANnKXOaeOgmhVJDmn2d3jTOzp

Score

10^/10

gh0strat purplefox persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 5 IoCs

Detect PurpleFox Rootkit.

rootkit

Processes:

resource	yara_rule
behavioral1/memory/2636-21-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2636-20-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2876-43-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2876-48-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2876-49-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 6 IoCs

Processes:

resource	yara_rule
\Windows\SysWOW64\259396668.txt	family_gh0strat
behavioral1/memory/2636-21-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2636-20-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2876-43-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2876-48-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2876-49-0x0000000010000000-0x00000000101B6000-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 DLL path for service in the registry 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

R.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Remote Data\Parameters\ServiceDll = "C:\\Windows\\system32\\259396668.txt"	R.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 6 IoCs

Processes:

R.exeN.exeTXPlatfor.exeTXPlatfor.exeHD_690da37ad986adfd451b1e1e5b3393b09831eb4335fa6a2d1fbc395fa7ae6c0a.exeRemote Data.exe

pid	process
2936	R.exe
2636	N.exe
2572	TXPlatfor.exe
2876	TXPlatfor.exe
2428	HD_690da37ad986adfd451b1e1e5b3393b09831eb4335fa6a2d1fbc395fa7ae6c0a.exe
1472	Remote Data.exe

Loads dropped DLL 8 IoCs

Processes:

690da37ad986adfd451b1e1e5b3393b09831eb4335fa6a2d1fbc395fa7ae6c0a.exeR.exesvchost.exeTXPlatfor.exeRemote Data.exe

pid	process
1920	690da37ad986adfd451b1e1e5b3393b09831eb4335fa6a2d1fbc395fa7ae6c0a.exe
2936	R.exe
2056	svchost.exe
1920	690da37ad986adfd451b1e1e5b3393b09831eb4335fa6a2d1fbc395fa7ae6c0a.exe
2572	TXPlatfor.exe
1920	690da37ad986adfd451b1e1e5b3393b09831eb4335fa6a2d1fbc395fa7ae6c0a.exe
2056	svchost.exe
1472	Remote Data.exe

UPX packed file 6 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/2636-21-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2636-20-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2636-18-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2876-43-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2876-48-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2876-49-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in System32 directory 6 IoCs

Processes:

svchost.exeN.exeR.exe

description	ioc	process
File created	C:\Windows\SysWOW64\Remote Data.exe	svchost.exe
File opened for modification	C:\Windows\SysWOW64\Remote Data.exe	svchost.exe
File created	C:\Windows\SysWOW64\TXPlatfor.exe	N.exe
File opened for modification	C:\Windows\SysWOW64\TXPlatfor.exe	N.exe
File created	C:\Windows\SysWOW64\259396668.txt	R.exe
File opened for modification	C:\Windows\SysWOW64\ini.ini	R.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

2848 PING.EXE

pid	process
2848	PING.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

690da37ad986adfd451b1e1e5b3393b09831eb4335fa6a2d1fbc395fa7ae6c0a.exeHD_690da37ad986adfd451b1e1e5b3393b09831eb4335fa6a2d1fbc395fa7ae6c0a.exe

pid	process
1920	690da37ad986adfd451b1e1e5b3393b09831eb4335fa6a2d1fbc395fa7ae6c0a.exe
2428	HD_690da37ad986adfd451b1e1e5b3393b09831eb4335fa6a2d1fbc395fa7ae6c0a.exe

Suspicious behavior: LoadsDriver 1 IoCs

Processes:

TXPlatfor.exe

pid process

2876 TXPlatfor.exe

pid	process
2876	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

N.exeTXPlatfor.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	2636	N.exe
Token: SeLoadDriverPrivilege	2876	TXPlatfor.exe
Token: 33	2876	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2876	TXPlatfor.exe
Token: 33	2876	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2876	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

690da37ad986adfd451b1e1e5b3393b09831eb4335fa6a2d1fbc395fa7ae6c0a.exe

pid	process
1920	690da37ad986adfd451b1e1e5b3393b09831eb4335fa6a2d1fbc395fa7ae6c0a.exe
1920	690da37ad986adfd451b1e1e5b3393b09831eb4335fa6a2d1fbc395fa7ae6c0a.exe

Suspicious use of WriteProcessMemory 34 IoCs

Processes:

690da37ad986adfd451b1e1e5b3393b09831eb4335fa6a2d1fbc395fa7ae6c0a.exeN.exeTXPlatfor.execmd.exesvchost.exe

description	pid	process	target process
PID 1920 wrote to memory of 2936	1920	690da37ad986adfd451b1e1e5b3393b09831eb4335fa6a2d1fbc395fa7ae6c0a.exe	R.exe
PID 1920 wrote to memory of 2936	1920	690da37ad986adfd451b1e1e5b3393b09831eb4335fa6a2d1fbc395fa7ae6c0a.exe	R.exe
PID 1920 wrote to memory of 2936	1920	690da37ad986adfd451b1e1e5b3393b09831eb4335fa6a2d1fbc395fa7ae6c0a.exe	R.exe
PID 1920 wrote to memory of 2936	1920	690da37ad986adfd451b1e1e5b3393b09831eb4335fa6a2d1fbc395fa7ae6c0a.exe	R.exe
PID 1920 wrote to memory of 2636	1920	690da37ad986adfd451b1e1e5b3393b09831eb4335fa6a2d1fbc395fa7ae6c0a.exe	N.exe
PID 1920 wrote to memory of 2636	1920	690da37ad986adfd451b1e1e5b3393b09831eb4335fa6a2d1fbc395fa7ae6c0a.exe	N.exe
PID 1920 wrote to memory of 2636	1920	690da37ad986adfd451b1e1e5b3393b09831eb4335fa6a2d1fbc395fa7ae6c0a.exe	N.exe
PID 1920 wrote to memory of 2636	1920	690da37ad986adfd451b1e1e5b3393b09831eb4335fa6a2d1fbc395fa7ae6c0a.exe	N.exe
PID 1920 wrote to memory of 2636	1920	690da37ad986adfd451b1e1e5b3393b09831eb4335fa6a2d1fbc395fa7ae6c0a.exe	N.exe
PID 1920 wrote to memory of 2636	1920	690da37ad986adfd451b1e1e5b3393b09831eb4335fa6a2d1fbc395fa7ae6c0a.exe	N.exe
PID 1920 wrote to memory of 2636	1920	690da37ad986adfd451b1e1e5b3393b09831eb4335fa6a2d1fbc395fa7ae6c0a.exe	N.exe
PID 2636 wrote to memory of 2708	2636	N.exe	cmd.exe
PID 2636 wrote to memory of 2708	2636	N.exe	cmd.exe
PID 2636 wrote to memory of 2708	2636	N.exe	cmd.exe
PID 2636 wrote to memory of 2708	2636	N.exe	cmd.exe
PID 2572 wrote to memory of 2876	2572	TXPlatfor.exe	TXPlatfor.exe
PID 2572 wrote to memory of 2876	2572	TXPlatfor.exe	TXPlatfor.exe
PID 2572 wrote to memory of 2876	2572	TXPlatfor.exe	TXPlatfor.exe
PID 2572 wrote to memory of 2876	2572	TXPlatfor.exe	TXPlatfor.exe
PID 2572 wrote to memory of 2876	2572	TXPlatfor.exe	TXPlatfor.exe
PID 2572 wrote to memory of 2876	2572	TXPlatfor.exe	TXPlatfor.exe
PID 2572 wrote to memory of 2876	2572	TXPlatfor.exe	TXPlatfor.exe
PID 1920 wrote to memory of 2428	1920	690da37ad986adfd451b1e1e5b3393b09831eb4335fa6a2d1fbc395fa7ae6c0a.exe	HD_690da37ad986adfd451b1e1e5b3393b09831eb4335fa6a2d1fbc395fa7ae6c0a.exe
PID 1920 wrote to memory of 2428	1920	690da37ad986adfd451b1e1e5b3393b09831eb4335fa6a2d1fbc395fa7ae6c0a.exe	HD_690da37ad986adfd451b1e1e5b3393b09831eb4335fa6a2d1fbc395fa7ae6c0a.exe
PID 1920 wrote to memory of 2428	1920	690da37ad986adfd451b1e1e5b3393b09831eb4335fa6a2d1fbc395fa7ae6c0a.exe	HD_690da37ad986adfd451b1e1e5b3393b09831eb4335fa6a2d1fbc395fa7ae6c0a.exe
PID 1920 wrote to memory of 2428	1920	690da37ad986adfd451b1e1e5b3393b09831eb4335fa6a2d1fbc395fa7ae6c0a.exe	HD_690da37ad986adfd451b1e1e5b3393b09831eb4335fa6a2d1fbc395fa7ae6c0a.exe
PID 2708 wrote to memory of 2848	2708	cmd.exe	PING.EXE
PID 2708 wrote to memory of 2848	2708	cmd.exe	PING.EXE
PID 2708 wrote to memory of 2848	2708	cmd.exe	PING.EXE
PID 2708 wrote to memory of 2848	2708	cmd.exe	PING.EXE
PID 2056 wrote to memory of 1472	2056	svchost.exe	Remote Data.exe
PID 2056 wrote to memory of 1472	2056	svchost.exe	Remote Data.exe
PID 2056 wrote to memory of 1472	2056	svchost.exe	Remote Data.exe
PID 2056 wrote to memory of 1472	2056	svchost.exe	Remote Data.exe

C:\Users\Admin\AppData\Local\Temp\690da37ad986adfd451b1e1e5b3393b09831eb4335fa6a2d1fbc395fa7ae6c0a.exe
"C:\Users\Admin\AppData\Local\Temp\690da37ad986adfd451b1e1e5b3393b09831eb4335fa6a2d1fbc395fa7ae6c0a.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1920

C:\Users\Admin\AppData\Local\Temp\R.exe
C:\Users\Admin\AppData\Local\Temp\\R.exe
2⤵
- Sets DLL path for service in the registry
- Executes dropped EXE
- Loads dropped DLL
- Drops file in System32 directory
PID:2936

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:2636

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:2708

C:\Windows\SysWOW64\PING.EXE
ping -n 2 127.0.0.1
4⤵
- Runs ping.exe
PID:2848

C:\Users\Admin\AppData\Local\Temp\HD_690da37ad986adfd451b1e1e5b3393b09831eb4335fa6a2d1fbc395fa7ae6c0a.exe
C:\Users\Admin\AppData\Local\Temp\HD_690da37ad986adfd451b1e1e5b3393b09831eb4335fa6a2d1fbc395fa7ae6c0a.exe
2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
PID:2428

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
PID:2556

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:2056

C:\Windows\SysWOW64\Remote Data.exe
"C:\Windows\system32\Remote Data.exe" "c:\windows\system32\259396668.txt",MainThread
2⤵
- Executes dropped EXE
- Loads dropped DLL
PID:1472

C:\Windows\SysWOW64\TXPlatfor.exe
C:\Windows\SysWOW64\TXPlatfor.exe -auto
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2572

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:2876

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

2

T1547

Registry Run Keys / Startup Folder

2

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

2

T1547

Registry Run Keys / Startup Folder

2

T1547.001

Defense Evasion

Modify Registry

2

T1112

Credential Access

Discovery

Remote System Discovery

1

T1018

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
2.8MB

MD5
40d4c14b5323aa13b56c095da3c04ab8

SHA1
01b15adbf802fa83fc3c8492f72e6ea106c9ee91

SHA256
7e961333475c3015b386d868342a71c9e980c6b5b3b4fd4b7c8e957d6c3a8bd8

SHA512
0b07421492edb57c4f70d41f3b88185a233418a1c035ff501168984ee78a94f5c19f63d2737214c02b2650a2209a76de2d54f4ed9724a0c4db792a530ee6775c

Download Submit
\Users\Admin\AppData\Local\Temp\HD_690da37ad986adfd451b1e1e5b3393b09831eb4335fa6a2d1fbc395fa7ae6c0a.exe

Filesize
974KB

MD5
acf68f6654c5eccd78ac6ca6801a7935

SHA1
c66b495cd6d1672064df7758cde54450c81e9f50

SHA256
0d41201afcc8ec47238312d997f9e778e51b5a792ea50b93e83d6c222a1b96cb

SHA512
0626a8ce25d6bb03bc24dbc10e34e2e0d5e8f6bce50f025380bf3ced3cd1c56204f4bc1e40322ab6b5d842c4b340182c656be9d124dea223fde188c07b6735fc

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\259396668.txt

Filesize
899KB

MD5
3f2066b2997f898360f9760dce846822

SHA1
b43b3d971cde4b3e4935adf75a86a4f90083426c

SHA256
d8fd4f27e22c29af184219ddbc18662699a3f7aa20fa9f52f5d74bab0e8d34c2

SHA512
4bca716f40a3d170e3afbdd5f8f64f93dffb95cafa1a96bfd5febaa7168a0ef36c1927aeb76768b0c0d035c3786bf53b2e6401ba9f9ea5af5ec7e138802fa145

Download Submit
\Windows\SysWOW64\Remote Data.exe

Filesize
43KB

MD5
51138beea3e2c21ec44d0932c71762a8

SHA1
8939cf35447b22dd2c6e6f443446acc1bf986d58

SHA256
5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

SHA512
794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

Download Submit
memory/2636-21-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2636-20-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2636-18-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2876-43-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2876-48-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2876-49-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads