gh0strat | d454ffb75b4c184027c5b6be67fecdf2911f71004f7be8b6e4f0ab19d12818c1

General

Target

d454ffb75b4c184027c5b6be67fecdf2911f71004f7be8b6e4f0ab19d12818c1.exe
Size

3.8MB
MD5

17f6fdc5d63e36b486e313afbd48afff
SHA1

b1860c7cbb7758bfa807ef9c9d15c034acdf8e68
SHA256

d454ffb75b4c184027c5b6be67fecdf2911f71004f7be8b6e4f0ab19d12818c1
SHA512

c5a64cdaa7c562ee1c14d55c8e96484dd846eee09825066db7083181292c51b9e18ff07c80f1665c55b8fb8e84f7e3d04fc8fabd29234b604e2e17918023956f
SSDEEP

49152:NCwsbCANnKXferL7Vwe/Gg0P+WhGis7tjrlkWNE3LOEpFRMwXlcLS:wws2ANnKXOaeOgmhGigwOEpFRph

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/2600-21-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2600-20-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2820-44-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2820-46-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2820-49-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 6 IoCs

Processes:

resource	yara_rule
\Windows\SysWOW64\259399429.txt	family_gh0strat
behavioral1/memory/2600-21-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2600-20-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2820-44-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2820-46-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2820-49-0x0000000010000000-0x00000000101B6000-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\\259399429.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_d454ffb75b4c184027c5b6be67fecdf2911f71004f7be8b6e4f0ab19d12818c1.exeRemote Data.exe

pid	process
2412	R.exe
2600	N.exe
2324	TXPlatfor.exe
2820	TXPlatfor.exe
2800	HD_d454ffb75b4c184027c5b6be67fecdf2911f71004f7be8b6e4f0ab19d12818c1.exe
2228	Remote Data.exe

Loads dropped DLL 8 IoCs

Processes:

d454ffb75b4c184027c5b6be67fecdf2911f71004f7be8b6e4f0ab19d12818c1.exeR.exesvchost.exeTXPlatfor.exeRemote Data.exe

pid	process
1648	d454ffb75b4c184027c5b6be67fecdf2911f71004f7be8b6e4f0ab19d12818c1.exe
2412	R.exe
2824	svchost.exe
1648	d454ffb75b4c184027c5b6be67fecdf2911f71004f7be8b6e4f0ab19d12818c1.exe
2324	TXPlatfor.exe
1648	d454ffb75b4c184027c5b6be67fecdf2911f71004f7be8b6e4f0ab19d12818c1.exe
2824	svchost.exe
2228	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/2600-18-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2600-21-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2600-20-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2820-44-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2820-46-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2820-49-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in System32 directory 6 IoCs

Processes:

R.exesvchost.exeN.exe

description	ioc	process
File created	C:\Windows\SysWOW64\259399429.txt	R.exe
File opened for modification	C:\Windows\SysWOW64\ini.ini	R.exe
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

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

2520 PING.EXE
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

d454ffb75b4c184027c5b6be67fecdf2911f71004f7be8b6e4f0ab19d12818c1.exe

pid process

1648 d454ffb75b4c184027c5b6be67fecdf2911f71004f7be8b6e4f0ab19d12818c1.exe
Suspicious behavior: LoadsDriver 1 IoCs

Processes:

TXPlatfor.exe

pid process

2820 TXPlatfor.exe

pid	process
2520	PING.EXE

pid	process
2820	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

N.exeTXPlatfor.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	2600	N.exe
Token: SeLoadDriverPrivilege	2820	TXPlatfor.exe
Token: 33	2820	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2820	TXPlatfor.exe
Token: 33	2820	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2820	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

d454ffb75b4c184027c5b6be67fecdf2911f71004f7be8b6e4f0ab19d12818c1.exe

pid	process
1648	d454ffb75b4c184027c5b6be67fecdf2911f71004f7be8b6e4f0ab19d12818c1.exe
1648	d454ffb75b4c184027c5b6be67fecdf2911f71004f7be8b6e4f0ab19d12818c1.exe

Suspicious use of WriteProcessMemory 30 IoCs

Processes:

d454ffb75b4c184027c5b6be67fecdf2911f71004f7be8b6e4f0ab19d12818c1.exeN.exeTXPlatfor.execmd.exesvchost.exe

description	pid	process	target process
PID 1648 wrote to memory of 2412	1648	d454ffb75b4c184027c5b6be67fecdf2911f71004f7be8b6e4f0ab19d12818c1.exe	R.exe
PID 1648 wrote to memory of 2412	1648	d454ffb75b4c184027c5b6be67fecdf2911f71004f7be8b6e4f0ab19d12818c1.exe	R.exe
PID 1648 wrote to memory of 2412	1648	d454ffb75b4c184027c5b6be67fecdf2911f71004f7be8b6e4f0ab19d12818c1.exe	R.exe
PID 1648 wrote to memory of 2412	1648	d454ffb75b4c184027c5b6be67fecdf2911f71004f7be8b6e4f0ab19d12818c1.exe	R.exe
PID 1648 wrote to memory of 2600	1648	d454ffb75b4c184027c5b6be67fecdf2911f71004f7be8b6e4f0ab19d12818c1.exe	N.exe
PID 1648 wrote to memory of 2600	1648	d454ffb75b4c184027c5b6be67fecdf2911f71004f7be8b6e4f0ab19d12818c1.exe	N.exe
PID 1648 wrote to memory of 2600	1648	d454ffb75b4c184027c5b6be67fecdf2911f71004f7be8b6e4f0ab19d12818c1.exe	N.exe
PID 1648 wrote to memory of 2600	1648	d454ffb75b4c184027c5b6be67fecdf2911f71004f7be8b6e4f0ab19d12818c1.exe	N.exe
PID 1648 wrote to memory of 2600	1648	d454ffb75b4c184027c5b6be67fecdf2911f71004f7be8b6e4f0ab19d12818c1.exe	N.exe
PID 1648 wrote to memory of 2600	1648	d454ffb75b4c184027c5b6be67fecdf2911f71004f7be8b6e4f0ab19d12818c1.exe	N.exe
PID 1648 wrote to memory of 2600	1648	d454ffb75b4c184027c5b6be67fecdf2911f71004f7be8b6e4f0ab19d12818c1.exe	N.exe
PID 2600 wrote to memory of 3008	2600	N.exe	cmd.exe
PID 2600 wrote to memory of 3008	2600	N.exe	cmd.exe
PID 2600 wrote to memory of 3008	2600	N.exe	cmd.exe
PID 2600 wrote to memory of 3008	2600	N.exe	cmd.exe
PID 2324 wrote to memory of 2820	2324	TXPlatfor.exe	TXPlatfor.exe
PID 2324 wrote to memory of 2820	2324	TXPlatfor.exe	TXPlatfor.exe
PID 2324 wrote to memory of 2820	2324	TXPlatfor.exe	TXPlatfor.exe
PID 2324 wrote to memory of 2820	2324	TXPlatfor.exe	TXPlatfor.exe
PID 2324 wrote to memory of 2820	2324	TXPlatfor.exe	TXPlatfor.exe
PID 2324 wrote to memory of 2820	2324	TXPlatfor.exe	TXPlatfor.exe
PID 2324 wrote to memory of 2820	2324	TXPlatfor.exe	TXPlatfor.exe
PID 3008 wrote to memory of 2520	3008	cmd.exe	PING.EXE
PID 3008 wrote to memory of 2520	3008	cmd.exe	PING.EXE
PID 3008 wrote to memory of 2520	3008	cmd.exe	PING.EXE
PID 3008 wrote to memory of 2520	3008	cmd.exe	PING.EXE
PID 2824 wrote to memory of 2228	2824	svchost.exe	Remote Data.exe
PID 2824 wrote to memory of 2228	2824	svchost.exe	Remote Data.exe
PID 2824 wrote to memory of 2228	2824	svchost.exe	Remote Data.exe
PID 2824 wrote to memory of 2228	2824	svchost.exe	Remote Data.exe

C:\Users\Admin\AppData\Local\Temp\d454ffb75b4c184027c5b6be67fecdf2911f71004f7be8b6e4f0ab19d12818c1.exe
"C:\Users\Admin\AppData\Local\Temp\d454ffb75b4c184027c5b6be67fecdf2911f71004f7be8b6e4f0ab19d12818c1.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1648

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:2412

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:2600

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:3008

C:\Windows\SysWOW64\PING.EXE
ping -n 2 127.0.0.1
4⤵
- Runs ping.exe
PID:2520

C:\Users\Admin\AppData\Local\Temp\HD_d454ffb75b4c184027c5b6be67fecdf2911f71004f7be8b6e4f0ab19d12818c1.exe
C:\Users\Admin\AppData\Local\Temp\HD_d454ffb75b4c184027c5b6be67fecdf2911f71004f7be8b6e4f0ab19d12818c1.exe
2⤵
- Executes dropped EXE
PID:2800

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
PID:2432

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:2824

C:\Windows\SysWOW64\Remote Data.exe
"C:\Windows\system32\Remote Data.exe" "c:\windows\system32\259399429.txt",MainThread
2⤵
- Executes dropped EXE
- Loads dropped DLL
PID:2228

C:\Windows\SysWOW64\TXPlatfor.exe
C:\Windows\SysWOW64\TXPlatfor.exe -auto
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2324

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:2820

Network

MITRE ATT&CK Matrix ATT&CK v13

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

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

C:\Users\Admin\AppData\Local\Temp\HD_X.dat
Filesize
2.4MB

MD5
2ac885f97ec77878828966497d3fa471

SHA1
286dfa853ae0d27a341603af2314771ae1daa08f

SHA256
affa26530cd7886942cc88e87b7714b478de7e7e6779551e874f5de930b2844d

SHA512
44e52f4f6d91816d8ffc2e00cd3e6a2a89bc7a9677adb2b4bf7fb7a1991e46f4cc7be6ae6eab1caa59c7aaecbbcad28c61a04b13c17674b39446f4857ced3f84

Download Submit
C:\Users\Admin\AppData\Local\Temp\HD_d454ffb75b4c184027c5b6be67fecdf2911f71004f7be8b6e4f0ab19d12818c1.exe
Filesize
1.4MB

MD5
c674ee9cd1a792f22ed97be1b5d1b979

SHA1
a97e91ad411c93a0fa15f991e43b2c604fd4929f

SHA256
7f3885b02375823f0e5907a0e8513325065b4fee4456b0e29f0c170080596913

SHA512
4496c59e97a66d5affb7ef5c044e4e2af85f50c703229a29cdc40014e18b470b35cfbf2ab814062d5dfbf2dd4e517002aadac9aed52b31b33f2c419a5d10466f

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\259399429.txt
Filesize
899KB

MD5
3a83b9e3895bd02499b6b10cb8581367

SHA1
55db243543dab5708cd4cb32b4e9a07c32f0d8d2

SHA256
a6e864f59e9c6d3fc14ab8d2e09949a23f9b26d43929d52619fd55d9d29b222f

SHA512
7fd13ca073b8c07a19e3b3c5db0bfc41d2ba0e51af768061509171040ebac0b4dbffd13c629b1b400f8871a5be329a49b459486c23f5566faedaa412a18c3edf

Download Submit
\Windows\SysWOW64\Remote Data.exe
Filesize
43KB

MD5
51138beea3e2c21ec44d0932c71762a8

SHA1
8939cf35447b22dd2c6e6f443446acc1bf986d58

SHA256
5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

SHA512
794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

Download Submit
memory/2600-18-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2600-21-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2600-20-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2820-44-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2820-46-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2820-49-0x0000000010000000-0x00000000101B6000-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