gh0strat | b29ef1062bf3b8e43d288ae2002780b4c7c3fd80fe1f9cec0ff183737123d57d

General

Target

b29ef1062bf3b8e43d288ae2002780b4c7c3fd80fe1f9cec0ff183737123d57d.exe
Size

2.9MB
MD5

12698d56cad2093269882960eb9491d1
SHA1

563a25c5bb5a23861df2b665a3ad35407777e423
SHA256

b29ef1062bf3b8e43d288ae2002780b4c7c3fd80fe1f9cec0ff183737123d57d
SHA512

f00abfab68429abd14e391fc664379bfe4a6674a039a88897763ef9d7cb4210f835a83df41273d206aadfcc82a80c2a648c50c3093c5b1ff050d645ca6598493
SSDEEP

49152:1CwsbCANnKXferL7Vwe/Gg0P+Wh2eSbJDmn2S:ows2ANnKXOaeOgmh2eSbJDmn2S

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/1376-20-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1376-19-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1376-23-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4652-29-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4652-28-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2888-45-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2888-47-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2888-51-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 9 IoCs

Processes:

resource	yara_rule
C:\Windows\SysWOW64\240597328.txt	family_gh0strat
behavioral2/memory/1376-20-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1376-19-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1376-23-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4652-29-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4652-28-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2888-45-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2888-47-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2888-51-0x0000000010000000-0x00000000101B6000-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\\240597328.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 5 IoCs

Processes:

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

pid process

632 R.exe
1376 N.exe
4652 TXPlatfor.exe
2888 TXPlatfor.exe
724 Remote Data.exe
Loads dropped DLL 3 IoCs

Processes:

R.exesvchost.exeRemote Data.exe

pid process

632 R.exe
876 svchost.exe
724 Remote Data.exe

pid	process
632	R.exe
1376	N.exe
4652	TXPlatfor.exe
2888	TXPlatfor.exe
724	Remote Data.exe

pid	process
632	R.exe
876	svchost.exe
724	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/1376-17-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1376-20-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1376-19-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1376-23-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4652-29-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4652-28-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4652-26-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2888-45-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2888-47-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2888-51-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in System32 directory 6 IoCs

Processes:

R.exesvchost.exeN.exe

description	ioc	process
File created	C:\Windows\SysWOW64\240597328.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

Drops file in Program Files directory 1 IoCs

Processes:

b29ef1062bf3b8e43d288ae2002780b4c7c3fd80fe1f9cec0ff183737123d57d.exe

description	ioc	process
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe	b29ef1062bf3b8e43d288ae2002780b4c7c3fd80fe1f9cec0ff183737123d57d.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

2532 PING.EXE
Suspicious behavior: LoadsDriver 1 IoCs

Processes:

TXPlatfor.exe

pid process

2888 TXPlatfor.exe

pid	process
2532	PING.EXE

pid	process
2888	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

N.exeTXPlatfor.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	1376	N.exe
Token: SeLoadDriverPrivilege	2888	TXPlatfor.exe
Token: 33	2888	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2888	TXPlatfor.exe
Token: 33	2888	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2888	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

b29ef1062bf3b8e43d288ae2002780b4c7c3fd80fe1f9cec0ff183737123d57d.exe

pid	process
4788	b29ef1062bf3b8e43d288ae2002780b4c7c3fd80fe1f9cec0ff183737123d57d.exe
4788	b29ef1062bf3b8e43d288ae2002780b4c7c3fd80fe1f9cec0ff183737123d57d.exe

Suspicious use of WriteProcessMemory 18 IoCs

Processes:

b29ef1062bf3b8e43d288ae2002780b4c7c3fd80fe1f9cec0ff183737123d57d.exeN.exeTXPlatfor.execmd.exesvchost.exe

description	pid	process	target process
PID 4788 wrote to memory of 632	4788	b29ef1062bf3b8e43d288ae2002780b4c7c3fd80fe1f9cec0ff183737123d57d.exe	R.exe
PID 4788 wrote to memory of 632	4788	b29ef1062bf3b8e43d288ae2002780b4c7c3fd80fe1f9cec0ff183737123d57d.exe	R.exe
PID 4788 wrote to memory of 632	4788	b29ef1062bf3b8e43d288ae2002780b4c7c3fd80fe1f9cec0ff183737123d57d.exe	R.exe
PID 4788 wrote to memory of 1376	4788	b29ef1062bf3b8e43d288ae2002780b4c7c3fd80fe1f9cec0ff183737123d57d.exe	N.exe
PID 4788 wrote to memory of 1376	4788	b29ef1062bf3b8e43d288ae2002780b4c7c3fd80fe1f9cec0ff183737123d57d.exe	N.exe
PID 4788 wrote to memory of 1376	4788	b29ef1062bf3b8e43d288ae2002780b4c7c3fd80fe1f9cec0ff183737123d57d.exe	N.exe
PID 1376 wrote to memory of 1200	1376	N.exe	cmd.exe
PID 1376 wrote to memory of 1200	1376	N.exe	cmd.exe
PID 1376 wrote to memory of 1200	1376	N.exe	cmd.exe
PID 4652 wrote to memory of 2888	4652	TXPlatfor.exe	TXPlatfor.exe
PID 4652 wrote to memory of 2888	4652	TXPlatfor.exe	TXPlatfor.exe
PID 4652 wrote to memory of 2888	4652	TXPlatfor.exe	TXPlatfor.exe
PID 1200 wrote to memory of 2532	1200	cmd.exe	PING.EXE
PID 1200 wrote to memory of 2532	1200	cmd.exe	PING.EXE
PID 1200 wrote to memory of 2532	1200	cmd.exe	PING.EXE
PID 876 wrote to memory of 724	876	svchost.exe	Remote Data.exe
PID 876 wrote to memory of 724	876	svchost.exe	Remote Data.exe
PID 876 wrote to memory of 724	876	svchost.exe	Remote Data.exe

C:\Users\Admin\AppData\Local\Temp\b29ef1062bf3b8e43d288ae2002780b4c7c3fd80fe1f9cec0ff183737123d57d.exe
"C:\Users\Admin\AppData\Local\Temp\b29ef1062bf3b8e43d288ae2002780b4c7c3fd80fe1f9cec0ff183737123d57d.exe"
1⤵
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4788

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:632

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:1376

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:1200

C:\Windows\SysWOW64\PING.EXE
ping -n 2 127.0.0.1
4⤵
- Runs ping.exe
PID:2532

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
PID:2332

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:876

C:\Windows\SysWOW64\Remote Data.exe
"C:\Windows\system32\Remote Data.exe" "c:\windows\system32\240597328.txt",MainThread
2⤵
- Executes dropped EXE
- Loads dropped DLL
PID:724

C:\Windows\SysWOW64\TXPlatfor.exe
C:\Windows\SysWOW64\TXPlatfor.exe -auto
1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4652

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:2888

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_X.dat

Filesize
2.9MB

MD5
12698d56cad2093269882960eb9491d1

SHA1
563a25c5bb5a23861df2b665a3ad35407777e423

SHA256
b29ef1062bf3b8e43d288ae2002780b4c7c3fd80fe1f9cec0ff183737123d57d

SHA512
f00abfab68429abd14e391fc664379bfe4a6674a039a88897763ef9d7cb4210f835a83df41273d206aadfcc82a80c2a648c50c3093c5b1ff050d645ca6598493

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\240597328.txt

Filesize
899KB

MD5
db5bb06fa3dad0a2bd7a429d6249c813

SHA1
51311e6c7105291fdf75aa9937951b6d3f46224e

SHA256
136a1ffb4e2c1d26baa12586261d5da15fb6ac1ee579978853f60d0d25889ee6

SHA512
8b16709943c00bae8ea88231d16473a8e33c789efc0348a027d83bd61c9dfb6d22042fd9fc780fb1d39652f0f701ee8edbdf8fa426a1cad0a273d1328a163110

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

Filesize
60KB

MD5
889b99c52a60dd49227c5e485a016679

SHA1
8fa889e456aa646a4d0a4349977430ce5fa5e2d7

SHA256
6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

SHA512
08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

Download Submit
memory/1376-23-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1376-19-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1376-20-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1376-17-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2888-45-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2888-47-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2888-51-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4652-29-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4652-28-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4652-26-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads