gh0strat | 0183a5dfb1e8b9241fc9ef4d4b57791b1e989a557cdcf759beb44e6619af2f47

General

Target

0183a5dfb1e8b9241fc9ef4d4b57791b1e989a557cdcf759beb44e6619af2f47.exe
Size

2.4MB
MD5

345d5943a51f46bfe20bc49555701464
SHA1

4563cb3835f1d61b03c93865d6d1756e448dfa7b
SHA256

0183a5dfb1e8b9241fc9ef4d4b57791b1e989a557cdcf759beb44e6619af2f47
SHA512

4b782626b76fc7281de167013ba51f08b71b863eec35b98378973c4d071500cef522700f752c17acb986af3578f7cd2574360e050c3d646413735b3497676a3c
SSDEEP

24576:OCwsbKgbQ5NANIvGTYwMHXA+wT1kfTw4SIuvB74fgt7ibhRM5QhKehFdMtRj7nHC:OCwsbCANnKXferL7Vwe/Gg0P+Whl

Score

10^/10

gh0strat purplefox persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 7 IoCs

Detect PurpleFox Rootkit.

rootkit

Processes:

resource	yara_rule
behavioral1/memory/1216-20-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/1216-21-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2620-36-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2620-37-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2620-38-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2620-42-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2620-43-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 8 IoCs

Processes:

resource	yara_rule
\Windows\SysWOW64\259394858.txt	family_gh0strat
behavioral1/memory/1216-20-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/1216-21-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2620-36-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2620-37-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2620-38-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2620-42-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2620-43-0x0000000010000000-0x00000000101B6000-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\\259394858.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

2384 R.exe
1216 N.exe
2828 TXPlatfor.exe
2620 TXPlatfor.exe
2064 Remote Data.exe

pid	process
2384	R.exe
1216	N.exe
2828	TXPlatfor.exe
2620	TXPlatfor.exe
2064	Remote Data.exe

Loads dropped DLL 7 IoCs

Processes:

0183a5dfb1e8b9241fc9ef4d4b57791b1e989a557cdcf759beb44e6619af2f47.exeR.exesvchost.exeTXPlatfor.exeRemote Data.exe

pid	process
1700	0183a5dfb1e8b9241fc9ef4d4b57791b1e989a557cdcf759beb44e6619af2f47.exe
2384	R.exe
2944	svchost.exe
1700	0183a5dfb1e8b9241fc9ef4d4b57791b1e989a557cdcf759beb44e6619af2f47.exe
2828	TXPlatfor.exe
2944	svchost.exe
2064	Remote Data.exe

UPX packed file 9 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/1216-20-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/1216-18-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/1216-21-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2620-34-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2620-36-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2620-37-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2620-38-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2620-42-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2620-43-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in System32 directory 6 IoCs

Processes:

R.exesvchost.exeN.exe

description	ioc	process
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
File created	C:\Windows\SysWOW64\259394858.txt	R.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

2468 PING.EXE
Suspicious behavior: LoadsDriver 1 IoCs

Processes:

TXPlatfor.exe

pid process

2620 TXPlatfor.exe

pid	process
2468	PING.EXE

pid	process
2620	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

N.exeTXPlatfor.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	1216	N.exe
Token: SeLoadDriverPrivilege	2620	TXPlatfor.exe
Token: 33	2620	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2620	TXPlatfor.exe
Token: 33	2620	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2620	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

0183a5dfb1e8b9241fc9ef4d4b57791b1e989a557cdcf759beb44e6619af2f47.exe

pid	process
1700	0183a5dfb1e8b9241fc9ef4d4b57791b1e989a557cdcf759beb44e6619af2f47.exe
1700	0183a5dfb1e8b9241fc9ef4d4b57791b1e989a557cdcf759beb44e6619af2f47.exe

Suspicious use of WriteProcessMemory 30 IoCs

Processes:

0183a5dfb1e8b9241fc9ef4d4b57791b1e989a557cdcf759beb44e6619af2f47.exeN.exeTXPlatfor.execmd.exesvchost.exe

description	pid	process	target process
PID 1700 wrote to memory of 2384	1700	0183a5dfb1e8b9241fc9ef4d4b57791b1e989a557cdcf759beb44e6619af2f47.exe	R.exe
PID 1700 wrote to memory of 2384	1700	0183a5dfb1e8b9241fc9ef4d4b57791b1e989a557cdcf759beb44e6619af2f47.exe	R.exe
PID 1700 wrote to memory of 2384	1700	0183a5dfb1e8b9241fc9ef4d4b57791b1e989a557cdcf759beb44e6619af2f47.exe	R.exe
PID 1700 wrote to memory of 2384	1700	0183a5dfb1e8b9241fc9ef4d4b57791b1e989a557cdcf759beb44e6619af2f47.exe	R.exe
PID 1700 wrote to memory of 1216	1700	0183a5dfb1e8b9241fc9ef4d4b57791b1e989a557cdcf759beb44e6619af2f47.exe	N.exe
PID 1700 wrote to memory of 1216	1700	0183a5dfb1e8b9241fc9ef4d4b57791b1e989a557cdcf759beb44e6619af2f47.exe	N.exe
PID 1700 wrote to memory of 1216	1700	0183a5dfb1e8b9241fc9ef4d4b57791b1e989a557cdcf759beb44e6619af2f47.exe	N.exe
PID 1700 wrote to memory of 1216	1700	0183a5dfb1e8b9241fc9ef4d4b57791b1e989a557cdcf759beb44e6619af2f47.exe	N.exe
PID 1700 wrote to memory of 1216	1700	0183a5dfb1e8b9241fc9ef4d4b57791b1e989a557cdcf759beb44e6619af2f47.exe	N.exe
PID 1700 wrote to memory of 1216	1700	0183a5dfb1e8b9241fc9ef4d4b57791b1e989a557cdcf759beb44e6619af2f47.exe	N.exe
PID 1700 wrote to memory of 1216	1700	0183a5dfb1e8b9241fc9ef4d4b57791b1e989a557cdcf759beb44e6619af2f47.exe	N.exe
PID 1216 wrote to memory of 2760	1216	N.exe	cmd.exe
PID 1216 wrote to memory of 2760	1216	N.exe	cmd.exe
PID 1216 wrote to memory of 2760	1216	N.exe	cmd.exe
PID 1216 wrote to memory of 2760	1216	N.exe	cmd.exe
PID 2828 wrote to memory of 2620	2828	TXPlatfor.exe	TXPlatfor.exe
PID 2828 wrote to memory of 2620	2828	TXPlatfor.exe	TXPlatfor.exe
PID 2828 wrote to memory of 2620	2828	TXPlatfor.exe	TXPlatfor.exe
PID 2828 wrote to memory of 2620	2828	TXPlatfor.exe	TXPlatfor.exe
PID 2828 wrote to memory of 2620	2828	TXPlatfor.exe	TXPlatfor.exe
PID 2828 wrote to memory of 2620	2828	TXPlatfor.exe	TXPlatfor.exe
PID 2828 wrote to memory of 2620	2828	TXPlatfor.exe	TXPlatfor.exe
PID 2760 wrote to memory of 2468	2760	cmd.exe	PING.EXE
PID 2760 wrote to memory of 2468	2760	cmd.exe	PING.EXE
PID 2760 wrote to memory of 2468	2760	cmd.exe	PING.EXE
PID 2760 wrote to memory of 2468	2760	cmd.exe	PING.EXE
PID 2944 wrote to memory of 2064	2944	svchost.exe	Remote Data.exe
PID 2944 wrote to memory of 2064	2944	svchost.exe	Remote Data.exe
PID 2944 wrote to memory of 2064	2944	svchost.exe	Remote Data.exe
PID 2944 wrote to memory of 2064	2944	svchost.exe	Remote Data.exe

C:\Users\Admin\AppData\Local\Temp\0183a5dfb1e8b9241fc9ef4d4b57791b1e989a557cdcf759beb44e6619af2f47.exe
"C:\Users\Admin\AppData\Local\Temp\0183a5dfb1e8b9241fc9ef4d4b57791b1e989a557cdcf759beb44e6619af2f47.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1700

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:2384

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:1216

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:2760

C:\Windows\SysWOW64\PING.EXE
ping -n 2 127.0.0.1
4⤵
- Runs ping.exe
PID:2468

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
PID:1832

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:2944

C:\Windows\SysWOW64\Remote Data.exe
"C:\Windows\system32\Remote Data.exe" "c:\windows\system32\259394858.txt",MainThread
2⤵
- Executes dropped EXE
- Loads dropped DLL
PID:2064

C:\Windows\SysWOW64\TXPlatfor.exe
C:\Windows\SysWOW64\TXPlatfor.exe -auto
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2828

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:2620

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

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Downloads

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

Filesize
2.4MB

MD5
345d5943a51f46bfe20bc49555701464

SHA1
4563cb3835f1d61b03c93865d6d1756e448dfa7b

SHA256
0183a5dfb1e8b9241fc9ef4d4b57791b1e989a557cdcf759beb44e6619af2f47

SHA512
4b782626b76fc7281de167013ba51f08b71b863eec35b98378973c4d071500cef522700f752c17acb986af3578f7cd2574360e050c3d646413735b3497676a3c

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\259394858.txt

Filesize
899KB

MD5
28fa2010ab4d66fc6cb118db46138da1

SHA1
c271fd03cd8bef863fb64a05d303daeb06684680

SHA256
9974dec367ed282a50228b39a3b97d4a40bfb1f846b23bb1c95eec0b1fe7a77f

SHA512
f53eba7fe0c372eb1267e07e4aba4037553dd535bfb832c9c8913a5a98e353112f30a6e304360041f59092ad4356ee3a54806ea33dfa5f13218c7ff4d78cf348

Download Submit
\Windows\SysWOW64\Remote Data.exe

Filesize
43KB

MD5
51138beea3e2c21ec44d0932c71762a8

SHA1
8939cf35447b22dd2c6e6f443446acc1bf986d58

SHA256
5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

SHA512
794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

Download Submit
memory/1216-20-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1216-18-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1216-21-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2620-34-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2620-38-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2620-42-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2620-43-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2620-37-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2620-36-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads