gh0strat | 4976e5ac6074fdb206f0f20a36b8d7a180077dc4a04a8587cad6cdabf740ae75

General

Target

4976e5ac6074fdb206f0f20a36b8d7a180077dc4a04a8587cad6cdabf740ae75.exe
Size

6.3MB
MD5

2c4008ab69fe2800409f9db1edb3305c
SHA1

78fd602aaa6d3787620dade57018d1d45d95dba4
SHA256

4976e5ac6074fdb206f0f20a36b8d7a180077dc4a04a8587cad6cdabf740ae75
SHA512

4a98ffc3e81e033fcfcf11a223c68e6e281bff6ecfab4c0a8da1868e077c3ec819235619dc502789a540e98cd37f343263f006af9a76c2103ac06d70fa081091
SSDEEP

98304:uws2ANnKXOaeOgmhNODDAIPCTEcCLYSqe3Q4gWrlwg:8KXbeO7QDFz3QRxg

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
behavioral2/memory/4992-19-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4992-23-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4992-20-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3464-29-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3464-28-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3332-40-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3332-43-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3332-56-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 9 IoCs

Processes:

resource	yara_rule
C:\Windows\SysWOW64\240601640.txt	family_gh0strat
behavioral2/memory/4992-19-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4992-23-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4992-20-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3464-29-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3464-28-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3332-40-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3332-43-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3332-56-0x0000000010000000-0x00000000101B6000-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\\240601640.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_4976e5ac6074fdb206f0f20a36b8d7a180077dc4a04a8587cad6cdabf740ae75.exeRemote Data.exe

pid	process
1112	R.exe
4992	N.exe
3464	TXPlatfor.exe
3332	TXPlatfor.exe
3432	HD_4976e5ac6074fdb206f0f20a36b8d7a180077dc4a04a8587cad6cdabf740ae75.exe
4812	Remote Data.exe

Loads dropped DLL 3 IoCs

Processes:

R.exesvchost.exeRemote Data.exe

pid process

1112 R.exe
3448 svchost.exe
4812 Remote Data.exe

UPX packed file 10 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/4992-17-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4992-19-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4992-23-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4992-20-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3464-26-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3464-29-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3464-28-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3332-40-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3332-43-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3332-56-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in System32 directory 6 IoCs

Processes:

svchost.exeN.exeR.exe

description	ioc	process
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\240601640.txt	R.exe
File opened for modification	C:\Windows\SysWOW64\ini.ini	R.exe
File created	C:\Windows\SysWOW64\Remote Data.exe	svchost.exe

Drops file in Program Files directory 1 IoCs

Processes:

4976e5ac6074fdb206f0f20a36b8d7a180077dc4a04a8587cad6cdabf740ae75.exe

description	ioc	process
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe	4976e5ac6074fdb206f0f20a36b8d7a180077dc4a04a8587cad6cdabf740ae75.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

2596 PING.EXE

pid	process
2596	PING.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

4976e5ac6074fdb206f0f20a36b8d7a180077dc4a04a8587cad6cdabf740ae75.exe

pid	process
116	4976e5ac6074fdb206f0f20a36b8d7a180077dc4a04a8587cad6cdabf740ae75.exe
116	4976e5ac6074fdb206f0f20a36b8d7a180077dc4a04a8587cad6cdabf740ae75.exe

Suspicious behavior: LoadsDriver 1 IoCs

Processes:

TXPlatfor.exe

pid process

3332 TXPlatfor.exe

pid	process
3332	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

N.exeTXPlatfor.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	4992	N.exe
Token: SeLoadDriverPrivilege	3332	TXPlatfor.exe
Token: 33	3332	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	3332	TXPlatfor.exe
Token: 33	3332	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	3332	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

4976e5ac6074fdb206f0f20a36b8d7a180077dc4a04a8587cad6cdabf740ae75.exe

pid	process
116	4976e5ac6074fdb206f0f20a36b8d7a180077dc4a04a8587cad6cdabf740ae75.exe
116	4976e5ac6074fdb206f0f20a36b8d7a180077dc4a04a8587cad6cdabf740ae75.exe

Suspicious use of WriteProcessMemory 18 IoCs

Processes:

4976e5ac6074fdb206f0f20a36b8d7a180077dc4a04a8587cad6cdabf740ae75.exeN.exeTXPlatfor.execmd.exesvchost.exe

description	pid	process	target process
PID 116 wrote to memory of 1112	116	4976e5ac6074fdb206f0f20a36b8d7a180077dc4a04a8587cad6cdabf740ae75.exe	R.exe
PID 116 wrote to memory of 1112	116	4976e5ac6074fdb206f0f20a36b8d7a180077dc4a04a8587cad6cdabf740ae75.exe	R.exe
PID 116 wrote to memory of 1112	116	4976e5ac6074fdb206f0f20a36b8d7a180077dc4a04a8587cad6cdabf740ae75.exe	R.exe
PID 116 wrote to memory of 4992	116	4976e5ac6074fdb206f0f20a36b8d7a180077dc4a04a8587cad6cdabf740ae75.exe	N.exe
PID 116 wrote to memory of 4992	116	4976e5ac6074fdb206f0f20a36b8d7a180077dc4a04a8587cad6cdabf740ae75.exe	N.exe
PID 116 wrote to memory of 4992	116	4976e5ac6074fdb206f0f20a36b8d7a180077dc4a04a8587cad6cdabf740ae75.exe	N.exe
PID 4992 wrote to memory of 3224	4992	N.exe	cmd.exe
PID 4992 wrote to memory of 3224	4992	N.exe	cmd.exe
PID 4992 wrote to memory of 3224	4992	N.exe	cmd.exe
PID 3464 wrote to memory of 3332	3464	TXPlatfor.exe	TXPlatfor.exe
PID 3464 wrote to memory of 3332	3464	TXPlatfor.exe	TXPlatfor.exe
PID 3464 wrote to memory of 3332	3464	TXPlatfor.exe	TXPlatfor.exe
PID 3224 wrote to memory of 2596	3224	cmd.exe	PING.EXE
PID 3224 wrote to memory of 2596	3224	cmd.exe	PING.EXE
PID 3224 wrote to memory of 2596	3224	cmd.exe	PING.EXE
PID 3448 wrote to memory of 4812	3448	svchost.exe	Remote Data.exe
PID 3448 wrote to memory of 4812	3448	svchost.exe	Remote Data.exe
PID 3448 wrote to memory of 4812	3448	svchost.exe	Remote Data.exe

C:\Users\Admin\AppData\Local\Temp\4976e5ac6074fdb206f0f20a36b8d7a180077dc4a04a8587cad6cdabf740ae75.exe
"C:\Users\Admin\AppData\Local\Temp\4976e5ac6074fdb206f0f20a36b8d7a180077dc4a04a8587cad6cdabf740ae75.exe"
1⤵
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:116

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:1112

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:4992

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:3224

C:\Windows\SysWOW64\PING.EXE
ping -n 2 127.0.0.1
4⤵
- Runs ping.exe
PID:2596

C:\Users\Admin\AppData\Local\Temp\HD_4976e5ac6074fdb206f0f20a36b8d7a180077dc4a04a8587cad6cdabf740ae75.exe
C:\Users\Admin\AppData\Local\Temp\HD_4976e5ac6074fdb206f0f20a36b8d7a180077dc4a04a8587cad6cdabf740ae75.exe
2⤵
- Executes dropped EXE
PID:3432

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
PID:2964

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:3448

C:\Windows\SysWOW64\Remote Data.exe
"C:\Windows\system32\Remote Data.exe" "c:\windows\system32\240601640.txt",MainThread
2⤵
- Executes dropped EXE
- Loads dropped DLL
PID:4812

C:\Windows\SysWOW64\TXPlatfor.exe
C:\Windows\SysWOW64\TXPlatfor.exe -auto
1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3464

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:3332

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\HD_4976e5ac6074fdb206f0f20a36b8d7a180077dc4a04a8587cad6cdabf740ae75.exe

Filesize
3.8MB

MD5
0926684c742068edb6f9d06239285210

SHA1
9445b4355f6a2b0467b88341ffa184443ebcbf2b

SHA256
511f9a6f14c1bf591d67fd9b14d515417b04cba7dc475bc4f5695be5bd147c43

SHA512
a6b24a1b50a9b7baf9856222b92d8bf08dbc2cae16a86705c45a6db44e6cd8af33d85278da4929ee257f244c0194953b9a892ce35fed87686bfc59b1339d4e37

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

Filesize
2.5MB

MD5
5ca6994cd31799ae6e38e175b07981f0

SHA1
92e4fc49e23fae4420b7cec3cd09544c63f69885

SHA256
ba1c1853333ebccea8618f29605d84360a29cf1d79eaa1ae756e176620d86aad

SHA512
72c907d6346ee940372348abec8d480c7c3d822d0d3cb26936fff4084f3af22fcf357c89b7fba1b127de66930ec99d2da70b58e73656be199bbe4756ade9a436

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

Filesize
377KB

MD5
4a36a48e58829c22381572b2040b6fe0

SHA1
f09d30e44ff7e3f20a5de307720f3ad148c6143b

SHA256
3de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8

SHA512
5d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0

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

Filesize
941KB

MD5
8dc3adf1c490211971c1e2325f1424d2

SHA1
4eec4a4e7cb97c5efa6c72e0731cd090c0c4adc5

SHA256
bc29f2022ab3b812e50c8681ff196f090c038b5ab51e37daffac4469a8c2eb2c

SHA512
ae92ea20b359849dcdba4808119b154e3af5ef3687ee09de1797610fe8c4d3eb9065b068074d35adddb4b225d17c619baff3944cb137ad196bcef7a6507f920d

Download Submit
C:\Windows\SysWOW64\240601640.txt

Filesize
899KB

MD5
1cb1e64647ad6d05f7f5ee6788b124f1

SHA1
70112f9b05f470651578f6a112e43ab1a8fdb502

SHA256
bcb29b26864e21f50b1258fc31276ce888e48840fb13a5c0bcef33d8df044bc7

SHA512
2efeeff184ae57bce1e9809a05a2da63fd24ca42dcd91e8170e9c15c4989b3286f53cec5e25361be2c7bbe58435256e1a16164225cf1403466e7bebd3bbabc9c

Download Submit
C:\Windows\SysWOW64\Remote Data.exe

Filesize
60KB

MD5
889b99c52a60dd49227c5e485a016679

SHA1
8fa889e456aa646a4d0a4349977430ce5fa5e2d7

SHA256
6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

SHA512
08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

Download Submit
memory/3332-56-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3332-43-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3332-40-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3464-29-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3464-28-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3464-26-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4992-20-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4992-23-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4992-19-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4992-17-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads