gh0strat | 11d9bc124f210af85b7cf2f0c91e5e66cbfd11a20de0662c6bfabe4f867b0124

General

Target

11d9bc124f210af85b7cf2f0c91e5e66cbfd11a20de0662c6bfabe4f867b0124.exe
Size

2.6MB
MD5

376f9e83762639add7c7c39befbc8364
SHA1

0e2590d848e25ee36a190edf5e9e81c4af99901c
SHA256

11d9bc124f210af85b7cf2f0c91e5e66cbfd11a20de0662c6bfabe4f867b0124
SHA512

e2f06bf47f28065ee24570f4dfa30431e4b88563f19e68d52e4a589c21908369034830d4eaff855f8e6aaeea9fa8928bc2f7ab3e1a39aa8c9595e474e8786f51
SSDEEP

49152:1CwsbCANnKXferL7Vwe/Gg0P+WhnJDmn2m:ows2ANnKXOaeOgmhnJDmn2m

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/4896-20-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4896-23-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4896-19-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/6108-28-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/6108-29-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2564-36-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2564-39-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2564-41-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 9 IoCs

Processes:

resource	yara_rule
C:\Windows\SysWOW64\240595312.txt	family_gh0strat
behavioral2/memory/4896-20-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4896-23-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4896-19-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/6108-28-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/6108-29-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2564-36-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2564-39-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2564-41-0x0000000010000000-0x00000000101B6000-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 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\\240595312.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

5356 R.exe
4896 N.exe
6108 TXPlatfor.exe
2564 TXPlatfor.exe
1316 Remote Data.exe
Loads dropped DLL 3 IoCs

Processes:

R.exesvchost.exeRemote Data.exe

pid process

5356 R.exe
332 svchost.exe
1316 Remote Data.exe

pid	process
5356	R.exe
4896	N.exe
6108	TXPlatfor.exe
2564	TXPlatfor.exe
1316	Remote Data.exe

pid	process
5356	R.exe
332	svchost.exe
1316	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/4896-17-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4896-20-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4896-23-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4896-19-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/6108-28-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/6108-29-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/6108-26-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2564-36-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2564-39-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2564-41-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in System32 directory 6 IoCs

Processes:

R.exesvchost.exeN.exe

description	ioc	process
File created	C:\Windows\SysWOW64\240595312.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

2988 PING.EXE
Suspicious behavior: LoadsDriver 1 IoCs

Processes:

TXPlatfor.exe

pid process

2564 TXPlatfor.exe

pid	process
2988	PING.EXE

pid	process
2564	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

N.exeTXPlatfor.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	4896	N.exe
Token: SeLoadDriverPrivilege	2564	TXPlatfor.exe
Token: 33	2564	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2564	TXPlatfor.exe
Token: 33	2564	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2564	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

11d9bc124f210af85b7cf2f0c91e5e66cbfd11a20de0662c6bfabe4f867b0124.exe

pid	process
4916	11d9bc124f210af85b7cf2f0c91e5e66cbfd11a20de0662c6bfabe4f867b0124.exe
4916	11d9bc124f210af85b7cf2f0c91e5e66cbfd11a20de0662c6bfabe4f867b0124.exe

Suspicious use of WriteProcessMemory 18 IoCs

Processes:

11d9bc124f210af85b7cf2f0c91e5e66cbfd11a20de0662c6bfabe4f867b0124.exeN.exeTXPlatfor.execmd.exesvchost.exe

description	pid	process	target process
PID 4916 wrote to memory of 5356	4916	11d9bc124f210af85b7cf2f0c91e5e66cbfd11a20de0662c6bfabe4f867b0124.exe	R.exe
PID 4916 wrote to memory of 5356	4916	11d9bc124f210af85b7cf2f0c91e5e66cbfd11a20de0662c6bfabe4f867b0124.exe	R.exe
PID 4916 wrote to memory of 5356	4916	11d9bc124f210af85b7cf2f0c91e5e66cbfd11a20de0662c6bfabe4f867b0124.exe	R.exe
PID 4916 wrote to memory of 4896	4916	11d9bc124f210af85b7cf2f0c91e5e66cbfd11a20de0662c6bfabe4f867b0124.exe	N.exe
PID 4916 wrote to memory of 4896	4916	11d9bc124f210af85b7cf2f0c91e5e66cbfd11a20de0662c6bfabe4f867b0124.exe	N.exe
PID 4916 wrote to memory of 4896	4916	11d9bc124f210af85b7cf2f0c91e5e66cbfd11a20de0662c6bfabe4f867b0124.exe	N.exe
PID 4896 wrote to memory of 2328	4896	N.exe	cmd.exe
PID 4896 wrote to memory of 2328	4896	N.exe	cmd.exe
PID 4896 wrote to memory of 2328	4896	N.exe	cmd.exe
PID 6108 wrote to memory of 2564	6108	TXPlatfor.exe	TXPlatfor.exe
PID 6108 wrote to memory of 2564	6108	TXPlatfor.exe	TXPlatfor.exe
PID 6108 wrote to memory of 2564	6108	TXPlatfor.exe	TXPlatfor.exe
PID 2328 wrote to memory of 2988	2328	cmd.exe	PING.EXE
PID 2328 wrote to memory of 2988	2328	cmd.exe	PING.EXE
PID 2328 wrote to memory of 2988	2328	cmd.exe	PING.EXE
PID 332 wrote to memory of 1316	332	svchost.exe	Remote Data.exe
PID 332 wrote to memory of 1316	332	svchost.exe	Remote Data.exe
PID 332 wrote to memory of 1316	332	svchost.exe	Remote Data.exe

C:\Users\Admin\AppData\Local\Temp\11d9bc124f210af85b7cf2f0c91e5e66cbfd11a20de0662c6bfabe4f867b0124.exe
"C:\Users\Admin\AppData\Local\Temp\11d9bc124f210af85b7cf2f0c91e5e66cbfd11a20de0662c6bfabe4f867b0124.exe"
1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4916

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:5356

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:4896

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:2328

C:\Windows\SysWOW64\PING.EXE
ping -n 2 127.0.0.1
4⤵
- Runs ping.exe
PID:2988

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
PID:4996

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:332

C:\Windows\SysWOW64\Remote Data.exe
"C:\Windows\system32\Remote Data.exe" "c:\windows\system32\240595312.txt",MainThread
2⤵
- Executes dropped EXE
- Loads dropped DLL
PID:1316

C:\Windows\SysWOW64\TXPlatfor.exe
C:\Windows\SysWOW64\TXPlatfor.exe -auto
1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:6108

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:2564

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

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
2.6MB

MD5
376f9e83762639add7c7c39befbc8364

SHA1
0e2590d848e25ee36a190edf5e9e81c4af99901c

SHA256
11d9bc124f210af85b7cf2f0c91e5e66cbfd11a20de0662c6bfabe4f867b0124

SHA512
e2f06bf47f28065ee24570f4dfa30431e4b88563f19e68d52e4a589c21908369034830d4eaff855f8e6aaeea9fa8928bc2f7ab3e1a39aa8c9595e474e8786f51

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\240595312.txt

Filesize
899KB

MD5
708168d976f9b3481d42ba1aef2af108

SHA1
b38010ad8632f3f0d6e475057b436118b3b1e38e

SHA256
55fd54e5153ecca881c4a0b07143e96ca288f27e433df27ef11e234093171c91

SHA512
dc844a41e107e8c1dd83aa319e0e240c0eb58cb6e824cb168a91245d99b8779edf7cad3e80fe0fa3e15c979411b38116614c94dd3d7a129b68380bb688c514f2

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

Filesize
60KB

MD5
889b99c52a60dd49227c5e485a016679

SHA1
8fa889e456aa646a4d0a4349977430ce5fa5e2d7

SHA256
6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

SHA512
08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

Download Submit
memory/2564-36-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2564-41-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2564-39-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4896-19-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4896-23-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4896-20-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4896-17-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/6108-26-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/6108-29-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/6108-28-0x0000000010000000-0x00000000101B6000-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