gh0strat | 72b6d877502c59ed3ce0cddcac3b314defe249f88d7a3fdafc50f860f21da2a0

General

Target

72b6d877502c59ed3ce0cddcac3b314defe249f88d7a3fdafc50f860f21da2a0.exe
Size

2.1MB
MD5

a67da3954f59957d87a1531ef5f29e8b
SHA1

ec0bcdbabd6ac4b37409b766292d650ae2a3dcfe
SHA256

72b6d877502c59ed3ce0cddcac3b314defe249f88d7a3fdafc50f860f21da2a0
SHA512

244ca6a1dcbfae383dc29382d253855eb36c598ddf537a7571aeeacb46ff23c4ee847ccd034dcb6c1b146089ab251d369847ca443ad98aa42b25dbb1ca643059
SSDEEP

49152:n09XJt4HIN2H2tFvduySyj2n69e2KsV3XHI:0ZJt4HINy2LkxZ2KshXo

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
behavioral1/memory/2988-9-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2988-8-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2988-18-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/3000-21-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2736-33-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2736-37-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/3000-35-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2736-71-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 8 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2988-9-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2988-8-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2988-18-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/3000-21-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2736-33-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2736-37-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/3000-35-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2736-71-0x0000000010000000-0x00000000101B6000-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:

TXPlatforn.exe

description ioc process

File created C:\Windows\system32\drivers\QAssist.sys TXPlatforn.exe

description	ioc	process
File created	C:\Windows\system32\drivers\QAssist.sys	TXPlatforn.exe

Sets service image path in registry 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

TXPlatforn.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\QAssist\ImagePath = "system32\\DRIVERS\\QAssist.sys"	TXPlatforn.exe

Executes dropped EXE 4 IoCs

Processes:

RVN.exeTXPlatforn.exeHD_72b6d877502c59ed3ce0cddcac3b314defe249f88d7a3fdafc50f860f21da2a0.exeTXPlatforn.exe

pid process

2988 RVN.exe
3000 TXPlatforn.exe
2652 HD_72b6d877502c59ed3ce0cddcac3b314defe249f88d7a3fdafc50f860f21da2a0.exe
2736 TXPlatforn.exe

pid	process
2988	RVN.exe
3000	TXPlatforn.exe
2652	HD_72b6d877502c59ed3ce0cddcac3b314defe249f88d7a3fdafc50f860f21da2a0.exe
2736	TXPlatforn.exe

Loads dropped DLL 3 IoCs

Processes:

72b6d877502c59ed3ce0cddcac3b314defe249f88d7a3fdafc50f860f21da2a0.exeTXPlatforn.exe

pid	process
2916	72b6d877502c59ed3ce0cddcac3b314defe249f88d7a3fdafc50f860f21da2a0.exe
2916	72b6d877502c59ed3ce0cddcac3b314defe249f88d7a3fdafc50f860f21da2a0.exe
3000	TXPlatforn.exe

UPX packed file 9 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/2988-5-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2988-9-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2988-8-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2988-18-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/3000-21-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2736-33-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2736-37-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/3000-35-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2736-71-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in System32 directory 2 IoCs

Processes:

RVN.exe

description ioc process

File opened for modification C:\Windows\SysWOW64\TXPlatforn.exe RVN.exe
File created C:\Windows\SysWOW64\TXPlatforn.exe RVN.exe

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\TXPlatforn.exe	RVN.exe
File created	C:\Windows\SysWOW64\TXPlatforn.exe	RVN.exe

Drops file in Program Files directory 4 IoCs

Processes:

72b6d877502c59ed3ce0cddcac3b314defe249f88d7a3fdafc50f860f21da2a0.exe

description	ioc	process
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe	72b6d877502c59ed3ce0cddcac3b314defe249f88d7a3fdafc50f860f21da2a0.exe
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	72b6d877502c59ed3ce0cddcac3b314defe249f88d7a3fdafc50f860f21da2a0.exe
File created	C:\Program Files (x86)\Google\Chrome\Application\chrome.exe	72b6d877502c59ed3ce0cddcac3b314defe249f88d7a3fdafc50f860f21da2a0.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	72b6d877502c59ed3ce0cddcac3b314defe249f88d7a3fdafc50f860f21da2a0.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

2764 PING.EXE
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

72b6d877502c59ed3ce0cddcac3b314defe249f88d7a3fdafc50f860f21da2a0.exe

pid process

2916 72b6d877502c59ed3ce0cddcac3b314defe249f88d7a3fdafc50f860f21da2a0.exe
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

HD_72b6d877502c59ed3ce0cddcac3b314defe249f88d7a3fdafc50f860f21da2a0.exe

pid process

2652 HD_72b6d877502c59ed3ce0cddcac3b314defe249f88d7a3fdafc50f860f21da2a0.exe
Suspicious behavior: LoadsDriver 1 IoCs

Processes:

TXPlatforn.exe

pid process

2736 TXPlatforn.exe

pid	process
2764	PING.EXE

pid	process
2652	HD_72b6d877502c59ed3ce0cddcac3b314defe249f88d7a3fdafc50f860f21da2a0.exe

pid	process
2736	TXPlatforn.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

RVN.exeTXPlatforn.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	2988	RVN.exe
Token: SeLoadDriverPrivilege	2736	TXPlatforn.exe
Token: 33	2736	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	2736	TXPlatforn.exe
Token: 33	2736	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	2736	TXPlatforn.exe

Suspicious use of SetWindowsHookEx 4 IoCs

Processes:

72b6d877502c59ed3ce0cddcac3b314defe249f88d7a3fdafc50f860f21da2a0.exeHD_72b6d877502c59ed3ce0cddcac3b314defe249f88d7a3fdafc50f860f21da2a0.exe

pid	process
2916	72b6d877502c59ed3ce0cddcac3b314defe249f88d7a3fdafc50f860f21da2a0.exe
2916	72b6d877502c59ed3ce0cddcac3b314defe249f88d7a3fdafc50f860f21da2a0.exe
2652	HD_72b6d877502c59ed3ce0cddcac3b314defe249f88d7a3fdafc50f860f21da2a0.exe
2652	HD_72b6d877502c59ed3ce0cddcac3b314defe249f88d7a3fdafc50f860f21da2a0.exe

Suspicious use of WriteProcessMemory 26 IoCs

Processes:

72b6d877502c59ed3ce0cddcac3b314defe249f88d7a3fdafc50f860f21da2a0.exeRVN.exeTXPlatforn.execmd.exe

description	pid	process	target process
PID 2916 wrote to memory of 2988	2916	72b6d877502c59ed3ce0cddcac3b314defe249f88d7a3fdafc50f860f21da2a0.exe	RVN.exe
PID 2916 wrote to memory of 2988	2916	72b6d877502c59ed3ce0cddcac3b314defe249f88d7a3fdafc50f860f21da2a0.exe	RVN.exe
PID 2916 wrote to memory of 2988	2916	72b6d877502c59ed3ce0cddcac3b314defe249f88d7a3fdafc50f860f21da2a0.exe	RVN.exe
PID 2916 wrote to memory of 2988	2916	72b6d877502c59ed3ce0cddcac3b314defe249f88d7a3fdafc50f860f21da2a0.exe	RVN.exe
PID 2916 wrote to memory of 2988	2916	72b6d877502c59ed3ce0cddcac3b314defe249f88d7a3fdafc50f860f21da2a0.exe	RVN.exe
PID 2916 wrote to memory of 2988	2916	72b6d877502c59ed3ce0cddcac3b314defe249f88d7a3fdafc50f860f21da2a0.exe	RVN.exe
PID 2916 wrote to memory of 2988	2916	72b6d877502c59ed3ce0cddcac3b314defe249f88d7a3fdafc50f860f21da2a0.exe	RVN.exe
PID 2988 wrote to memory of 2368	2988	RVN.exe	cmd.exe
PID 2988 wrote to memory of 2368	2988	RVN.exe	cmd.exe
PID 2988 wrote to memory of 2368	2988	RVN.exe	cmd.exe
PID 2988 wrote to memory of 2368	2988	RVN.exe	cmd.exe
PID 2916 wrote to memory of 2652	2916	72b6d877502c59ed3ce0cddcac3b314defe249f88d7a3fdafc50f860f21da2a0.exe	HD_72b6d877502c59ed3ce0cddcac3b314defe249f88d7a3fdafc50f860f21da2a0.exe
PID 2916 wrote to memory of 2652	2916	72b6d877502c59ed3ce0cddcac3b314defe249f88d7a3fdafc50f860f21da2a0.exe	HD_72b6d877502c59ed3ce0cddcac3b314defe249f88d7a3fdafc50f860f21da2a0.exe
PID 2916 wrote to memory of 2652	2916	72b6d877502c59ed3ce0cddcac3b314defe249f88d7a3fdafc50f860f21da2a0.exe	HD_72b6d877502c59ed3ce0cddcac3b314defe249f88d7a3fdafc50f860f21da2a0.exe
PID 2916 wrote to memory of 2652	2916	72b6d877502c59ed3ce0cddcac3b314defe249f88d7a3fdafc50f860f21da2a0.exe	HD_72b6d877502c59ed3ce0cddcac3b314defe249f88d7a3fdafc50f860f21da2a0.exe
PID 3000 wrote to memory of 2736	3000	TXPlatforn.exe	TXPlatforn.exe
PID 3000 wrote to memory of 2736	3000	TXPlatforn.exe	TXPlatforn.exe
PID 3000 wrote to memory of 2736	3000	TXPlatforn.exe	TXPlatforn.exe
PID 3000 wrote to memory of 2736	3000	TXPlatforn.exe	TXPlatforn.exe
PID 3000 wrote to memory of 2736	3000	TXPlatforn.exe	TXPlatforn.exe
PID 3000 wrote to memory of 2736	3000	TXPlatforn.exe	TXPlatforn.exe
PID 3000 wrote to memory of 2736	3000	TXPlatforn.exe	TXPlatforn.exe
PID 2368 wrote to memory of 2764	2368	cmd.exe	PING.EXE
PID 2368 wrote to memory of 2764	2368	cmd.exe	PING.EXE
PID 2368 wrote to memory of 2764	2368	cmd.exe	PING.EXE
PID 2368 wrote to memory of 2764	2368	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\72b6d877502c59ed3ce0cddcac3b314defe249f88d7a3fdafc50f860f21da2a0.exe
"C:\Users\Admin\AppData\Local\Temp\72b6d877502c59ed3ce0cddcac3b314defe249f88d7a3fdafc50f860f21da2a0.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2916

C:\Users\Admin\AppData\Local\Temp\RVN.exe
C:\Users\Admin\AppData\Local\Temp\\RVN.exe
2⤵
- Executes dropped EXE
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2988

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\RVN.exe > nul
3⤵
- Suspicious use of WriteProcessMemory
PID:2368

C:\Windows\SysWOW64\PING.EXE
ping -n 2 127.0.0.1
4⤵
- Runs ping.exe
PID:2764

C:\Users\Admin\AppData\Local\Temp\HD_72b6d877502c59ed3ce0cddcac3b314defe249f88d7a3fdafc50f860f21da2a0.exe
C:\Users\Admin\AppData\Local\Temp\HD_72b6d877502c59ed3ce0cddcac3b314defe249f88d7a3fdafc50f860f21da2a0.exe
2⤵
- Executes dropped EXE
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:2652

C:\Windows\SysWOW64\TXPlatforn.exe
C:\Windows\SysWOW64\TXPlatforn.exe -auto
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:3000

C:\Windows\SysWOW64\TXPlatforn.exe
C:\Windows\SysWOW64\TXPlatforn.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:2736

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

System Information Discovery

1

T1082

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
1.1MB

MD5
51cad2cec9b3e8b08829ec0c9dd5b7c8

SHA1
44663ec911691fbfafdc42dfdd8030bc3c162be0

SHA256
1524c3f2d76ab6eeef2474428008f8fdee57a9341414f40c90e2113319fdebf2

SHA512
3bb7ed4c53b3871773842b2cf6ba3ff35a059695904eeb8ad8490854d0a6fe18c0a9f56a1da812f61deee0a6e82099a4875cd572c198f9b8ccb698fdb0ade8a0

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

Filesize
1.2MB

MD5
a1bf44d6e6e4d5ac968c7966c350ae4a

SHA1
f795d710c59524c90df304a87805cd234472d3ee

SHA256
7feb2c2cf00496eee3b1f3d714d1adc3fb7a53c9f845b76933ec9940e7ca1c49

SHA512
3effa4c54bbbb2ed1ee86d6c78a2e540c6d6a0777334ffaa1afac8dfa99c816503adb0729539da0f2d763df1110f541766a245963947a6528f610bf445e52a54

Download Submit
C:\Users\Admin\AppData\Local\Temp\RVN.exe

Filesize
377KB

MD5
80ade1893dec9cab7f2e63538a464fcc

SHA1
c06614da33a65eddb506db00a124a3fc3f5be02e

SHA256
57a920389c044e3f5cf93dabff67070b4511e79779b6f874e08f92d8b0d7afbd

SHA512
fffd4f3fccb5301b3c7a5b3bd92747f31549fbd9d0803fe5d502d1bb0ef979140988718c2ee1406ed3e755790d275185e120a56cbcb5ed2eadf62b5cdbfc4cc4

Download Submit
\Users\Admin\AppData\Local\Temp\HD_72b6d877502c59ed3ce0cddcac3b314defe249f88d7a3fdafc50f860f21da2a0.exe

Filesize
992KB

MD5
16ce3a08511a497c250d99d8b2e280d4

SHA1
e006eb9c0dc9dec6f675803f3e0e3b0b5e6f467b

SHA256
d58d91d8068d5567e52b90d8f22319fca3243f3d8801e6331d0c746501c6dd97

SHA512
d0824cb2554e3e53a560dc9e205d1ccf64b176bc27ec3a75e7954563357c3ab3406021b65c8ac1112e84b7ed8f2c6378878ec1a35270527db98be633ee68a2d1

Download Submit
memory/2736-33-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2736-71-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2736-37-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2988-8-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2988-18-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2988-9-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2988-5-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3000-21-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3000-35-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads