gh0strat | 2164cb3de69c316a44452936384b5e3c1cf3c876e8ba49e161c14fce4ab96c2f

General

Target

2164cb3de69c316a44452936384b5e3c1cf3c876e8ba49e161c14fce4ab96c2f.exe
Size

2.5MB
MD5

5599a693a3748765d322f4ded9d11bf1
SHA1

2e718c1c166287017daae710e407cd38c50b612b
SHA256

2164cb3de69c316a44452936384b5e3c1cf3c876e8ba49e161c14fce4ab96c2f
SHA512

5b6adad4272b3740f51ca0c2adc96303594c7624fe3d4a9050719466a16a48749e6e8eca00ade10afd6edf68d5c643889a182cba191ad755546ab21d9180cfdc
SSDEEP

24576:sCwsbKgbQ5NANIvGTYwMHXA+wT1kfTw4SIuvB74fgt7ibhRM5QhKehFdMtRj7nH2:sCwsbCANnKXferL7Vwe/Gg0P+WhOO

Score

10^/10

gh0strat purplefox persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 9 IoCs

Detect PurpleFox Rootkit.

rootkit

Processes:

resource	yara_rule
behavioral2/memory/3636-18-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3936-36-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3936-33-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3936-38-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4912-32-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4912-24-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4912-23-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3636-14-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3636-15-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 11 IoCs

Processes:

resource	yara_rule
C:\Windows\SysWOW64\240596687.txt	family_gh0strat
behavioral2/memory/3636-18-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4912-25-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3936-36-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3936-33-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3936-38-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4912-32-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4912-24-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4912-23-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3636-14-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3636-15-0x0000000010000000-0x00000000101B6000-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

716 R.exe
3636 N.exe
4912 TXPlatfor.exe
3936 TXPlatfor.exe
Loads dropped DLL 1 IoCs

Processes:

R.exe

pid process

716 R.exe

pid	process
716	R.exe
3636	N.exe
4912	TXPlatfor.exe
3936	TXPlatfor.exe

pid	process
716	R.exe

UPX packed file 12 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/3636-12-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3636-18-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4912-21-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4912-25-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3936-36-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3936-33-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3936-38-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4912-32-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4912-24-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4912-23-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3636-14-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3636-15-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in System32 directory 3 IoCs

Processes:

R.exeN.exe

description	ioc	process
File created	C:\Windows\SysWOW64\240596687.txt	R.exe
File created	C:\Windows\SysWOW64\TXPlatfor.exe	N.exe
File opened for modification	C:\Windows\SysWOW64\TXPlatfor.exe	N.exe

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process

372 716 WerFault.exe
Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

2728 PING.EXE
Suspicious behavior: LoadsDriver 1 IoCs

Processes:

TXPlatfor.exe

pid process

3936 TXPlatfor.exe

pid	pid_target	process
372	716	WerFault.exe

pid	process
2728	PING.EXE

pid	process
3936	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

N.exeTXPlatfor.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	3636	N.exe
Token: SeLoadDriverPrivilege	3936	TXPlatfor.exe
Token: 33	3936	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	3936	TXPlatfor.exe
Token: 33	3936	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	3936	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

2164cb3de69c316a44452936384b5e3c1cf3c876e8ba49e161c14fce4ab96c2f.exe

pid	process
3048	2164cb3de69c316a44452936384b5e3c1cf3c876e8ba49e161c14fce4ab96c2f.exe
3048	2164cb3de69c316a44452936384b5e3c1cf3c876e8ba49e161c14fce4ab96c2f.exe

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

2164cb3de69c316a44452936384b5e3c1cf3c876e8ba49e161c14fce4ab96c2f.exeTXPlatfor.exeN.execmd.exe

description	pid	process	target process
PID 3048 wrote to memory of 716	3048	2164cb3de69c316a44452936384b5e3c1cf3c876e8ba49e161c14fce4ab96c2f.exe	R.exe
PID 3048 wrote to memory of 716	3048	2164cb3de69c316a44452936384b5e3c1cf3c876e8ba49e161c14fce4ab96c2f.exe	R.exe
PID 3048 wrote to memory of 716	3048	2164cb3de69c316a44452936384b5e3c1cf3c876e8ba49e161c14fce4ab96c2f.exe	R.exe
PID 3048 wrote to memory of 3636	3048	2164cb3de69c316a44452936384b5e3c1cf3c876e8ba49e161c14fce4ab96c2f.exe	N.exe
PID 3048 wrote to memory of 3636	3048	2164cb3de69c316a44452936384b5e3c1cf3c876e8ba49e161c14fce4ab96c2f.exe	N.exe
PID 3048 wrote to memory of 3636	3048	2164cb3de69c316a44452936384b5e3c1cf3c876e8ba49e161c14fce4ab96c2f.exe	N.exe
PID 4912 wrote to memory of 3936	4912	TXPlatfor.exe	TXPlatfor.exe
PID 4912 wrote to memory of 3936	4912	TXPlatfor.exe	TXPlatfor.exe
PID 4912 wrote to memory of 3936	4912	TXPlatfor.exe	TXPlatfor.exe
PID 3636 wrote to memory of 5108	3636	N.exe	cmd.exe
PID 3636 wrote to memory of 5108	3636	N.exe	cmd.exe
PID 3636 wrote to memory of 5108	3636	N.exe	cmd.exe
PID 5108 wrote to memory of 2728	5108	cmd.exe	PING.EXE
PID 5108 wrote to memory of 2728	5108	cmd.exe	PING.EXE
PID 5108 wrote to memory of 2728	5108	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\2164cb3de69c316a44452936384b5e3c1cf3c876e8ba49e161c14fce4ab96c2f.exe
"C:\Users\Admin\AppData\Local\Temp\2164cb3de69c316a44452936384b5e3c1cf3c876e8ba49e161c14fce4ab96c2f.exe"
1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3048

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:716

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 716 -s 464
3⤵
- Program crash
PID:372

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:3636

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:5108

C:\Windows\SysWOW64\PING.EXE
ping -n 2 127.0.0.1
4⤵
- Runs ping.exe
PID:2728

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 716 -ip 716
1⤵
PID:3916

C:\Windows\SysWOW64\TXPlatfor.exe
C:\Windows\SysWOW64\TXPlatfor.exe -auto
1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4912

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:3936

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
2.5MB

MD5
5599a693a3748765d322f4ded9d11bf1

SHA1
2e718c1c166287017daae710e407cd38c50b612b

SHA256
2164cb3de69c316a44452936384b5e3c1cf3c876e8ba49e161c14fce4ab96c2f

SHA512
5b6adad4272b3740f51ca0c2adc96303594c7624fe3d4a9050719466a16a48749e6e8eca00ade10afd6edf68d5c643889a182cba191ad755546ab21d9180cfdc

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\240596687.txt

Filesize
899KB

MD5
3df21c482c661ef433c67da4585c6aca

SHA1
c28853824eb0bf54639309020f2f07ca94532f6a

SHA256
03aefd121d113ccaf7cc1009a9107dbca7b9cd54e1709345546a26f638242ffe

SHA512
bdc24cda9caaaca18b0b4d0c2dc1e51b8025798cfa80a67f34b98bf528dc23d92101f636f042a562b602ab4cc56f752d91781c995cb0264d00e207a6b3a3a907

Download Submit
memory/3636-12-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3636-18-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3636-15-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3636-14-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3936-33-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3936-38-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3936-36-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4912-32-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4912-24-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4912-23-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4912-25-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4912-21-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads