gh0strat | eae721c338e5feaeb218d803d4f5bb770771c9e4230e43bbc525615b740ecca2

General

Target

eae721c338e5feaeb218d803d4f5bb770771c9e4230e43bbc525615b740ecca2.exe
Size

2.4MB
MD5

59a1326be3aa5f99940ad53515d5dd31
SHA1

f4d03120b4b7c29e5182afadb250997974c97d0a
SHA256

eae721c338e5feaeb218d803d4f5bb770771c9e4230e43bbc525615b740ecca2
SHA512

607767c882cf1af7a3aeed26e89437798afc4a78b477aa5f4c75c5bb0f44dc3b9c421401499229fc4cb249c676295c36ec87b3d7db790a2cfab06ba7e77837e5
SSDEEP

24576:BCwsbKgbQ5NANIvGTYwMHXA+wT1kfTw4SIuvB74fgt7ibhRM5QhKehFdMtRj7nHX:BCwsbCANnKXferL7Vwe/Gg0P+WhcRh

Score

10^/10

gh0strat purplefox persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 10 IoCs

Detect PurpleFox Rootkit.

rootkit

Processes:

resource	yara_rule
behavioral2/memory/2752-15-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2752-14-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2752-18-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4844-23-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4844-24-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4844-25-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4844-30-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3036-33-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3036-36-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3036-38-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 11 IoCs

Processes:

resource	yara_rule
C:\Windows\SysWOW64\240593796.txt	family_gh0strat
behavioral2/memory/2752-15-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2752-14-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2752-18-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4844-23-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4844-24-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4844-25-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4844-30-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3036-33-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3036-36-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3036-38-0x0000000010000000-0x00000000101B6000-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 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 4 IoCs

Processes:

R.exeN.exeTXPlatfor.exeTXPlatfor.exe

pid process

4176 R.exe
2752 N.exe
4844 TXPlatfor.exe
3036 TXPlatfor.exe
Loads dropped DLL 1 IoCs

Processes:

R.exe

pid process

4176 R.exe

pid	process
4176	R.exe
2752	N.exe
4844	TXPlatfor.exe
3036	TXPlatfor.exe

pid	process
4176	R.exe

UPX packed file 12 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/2752-12-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2752-15-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2752-14-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2752-18-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4844-23-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4844-24-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4844-25-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4844-21-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4844-30-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3036-33-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3036-36-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3036-38-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in System32 directory 3 IoCs

Processes:

N.exeR.exe

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\TXPlatfor.exe	N.exe
File created	C:\Windows\SysWOW64\240593796.txt	R.exe
File created	C:\Windows\SysWOW64\TXPlatfor.exe	N.exe

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

116 4176 WerFault.exe R.exe
Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

1144 PING.EXE
Suspicious behavior: LoadsDriver 1 IoCs

Processes:

TXPlatfor.exe

pid process

3036 TXPlatfor.exe

pid	pid_target	process	target process
116	4176	WerFault.exe	R.exe

pid	process
1144	PING.EXE

pid	process
3036	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

N.exeTXPlatfor.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	2752	N.exe
Token: SeLoadDriverPrivilege	3036	TXPlatfor.exe
Token: 33	3036	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	3036	TXPlatfor.exe
Token: 33	3036	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	3036	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

eae721c338e5feaeb218d803d4f5bb770771c9e4230e43bbc525615b740ecca2.exe

pid	process
2492	eae721c338e5feaeb218d803d4f5bb770771c9e4230e43bbc525615b740ecca2.exe
2492	eae721c338e5feaeb218d803d4f5bb770771c9e4230e43bbc525615b740ecca2.exe

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

eae721c338e5feaeb218d803d4f5bb770771c9e4230e43bbc525615b740ecca2.exeN.exeTXPlatfor.execmd.exe

description	pid	process	target process
PID 2492 wrote to memory of 4176	2492	eae721c338e5feaeb218d803d4f5bb770771c9e4230e43bbc525615b740ecca2.exe	R.exe
PID 2492 wrote to memory of 4176	2492	eae721c338e5feaeb218d803d4f5bb770771c9e4230e43bbc525615b740ecca2.exe	R.exe
PID 2492 wrote to memory of 4176	2492	eae721c338e5feaeb218d803d4f5bb770771c9e4230e43bbc525615b740ecca2.exe	R.exe
PID 2492 wrote to memory of 2752	2492	eae721c338e5feaeb218d803d4f5bb770771c9e4230e43bbc525615b740ecca2.exe	N.exe
PID 2492 wrote to memory of 2752	2492	eae721c338e5feaeb218d803d4f5bb770771c9e4230e43bbc525615b740ecca2.exe	N.exe
PID 2492 wrote to memory of 2752	2492	eae721c338e5feaeb218d803d4f5bb770771c9e4230e43bbc525615b740ecca2.exe	N.exe
PID 2752 wrote to memory of 2464	2752	N.exe	cmd.exe
PID 2752 wrote to memory of 2464	2752	N.exe	cmd.exe
PID 2752 wrote to memory of 2464	2752	N.exe	cmd.exe
PID 4844 wrote to memory of 3036	4844	TXPlatfor.exe	TXPlatfor.exe
PID 4844 wrote to memory of 3036	4844	TXPlatfor.exe	TXPlatfor.exe
PID 4844 wrote to memory of 3036	4844	TXPlatfor.exe	TXPlatfor.exe
PID 2464 wrote to memory of 1144	2464	cmd.exe	PING.EXE
PID 2464 wrote to memory of 1144	2464	cmd.exe	PING.EXE
PID 2464 wrote to memory of 1144	2464	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\eae721c338e5feaeb218d803d4f5bb770771c9e4230e43bbc525615b740ecca2.exe
"C:\Users\Admin\AppData\Local\Temp\eae721c338e5feaeb218d803d4f5bb770771c9e4230e43bbc525615b740ecca2.exe"
1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2492

C:\Users\Admin\AppData\Local\Temp\R.exe
C:\Users\Admin\AppData\Local\Temp\\R.exe
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in System32 directory
PID:4176

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4176 -s 448
3⤵
- Program crash
PID:116

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:2752

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:2464

C:\Windows\SysWOW64\PING.EXE
ping -n 2 127.0.0.1
4⤵
- Runs ping.exe
PID:1144

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 4176 -ip 4176
1⤵
PID:2500

C:\Windows\SysWOW64\TXPlatfor.exe
C:\Windows\SysWOW64\TXPlatfor.exe -auto
1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4844

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:3036

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

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
59a1326be3aa5f99940ad53515d5dd31

SHA1
f4d03120b4b7c29e5182afadb250997974c97d0a

SHA256
eae721c338e5feaeb218d803d4f5bb770771c9e4230e43bbc525615b740ecca2

SHA512
607767c882cf1af7a3aeed26e89437798afc4a78b477aa5f4c75c5bb0f44dc3b9c421401499229fc4cb249c676295c36ec87b3d7db790a2cfab06ba7e77837e5

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\240593796.txt

Filesize
899KB

MD5
7c208723c0540e37d1d1a2eb61b8cdcf

SHA1
b3384c60d92681a75d96d8d7a8b6a6f78b3a6e12

SHA256
c4b7a9c12fc41977a80ad91bc203ae6614353b3b70b3242698ff1c522083cf7a

SHA512
3fcfbb8c4bf31332179cd3d05c18d6814d878a593127565d88eff8ee849703d9106a8e975f68d8df007c95b845bca621bc7dbf2b226435845375fd9177fe7eaf

Download Submit
memory/2752-12-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2752-15-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2752-14-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2752-18-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3036-33-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3036-36-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3036-38-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4844-25-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4844-21-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4844-30-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4844-24-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4844-23-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads