gh0strat | e1a1cb52b5b811a2bc68cea72180cb8925f441b0143e268a67dab0d2929a6511

General

Target

e1a1cb52b5b811a2bc68cea72180cb8925f441b0143e268a67dab0d2929a6511.exe
Size

1.2MB
MD5

52e9ac8b5e6a6d7ca6364639f461afaa
SHA1

2c432c72bc336d8e8e39634ada8c29b33a868ef9
SHA256

e1a1cb52b5b811a2bc68cea72180cb8925f441b0143e268a67dab0d2929a6511
SHA512

37eefd6c81f67b9f2e140b3e0a11caba3c5cf07feb948994b989198a19b7ee384f5812d776f367eb5f233ba2726f491d7e88d7c9680cea6822bf7566bf479f4c
SSDEEP

24576:P09tv9/7JtDElDEExIko2H2HESq2eWJ6MQjySjy+hwpeUc:P09XJt4HIN2H2tFvduyS0pep

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
behavioral1/memory/2244-7-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2244-12-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2244-8-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2940-18-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2940-59-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2552-60-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2552-61-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2552-65-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2552-66-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 9 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2244-7-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2244-12-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2244-8-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2940-18-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2940-59-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2552-60-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2552-61-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2552-65-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2552-66-0x0000000010000000-0x00000000101B6000-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 3 IoCs

Processes:

RVN.exeTXPlatforn.exeTXPlatforn.exe

pid process

2244 RVN.exe
2940 TXPlatforn.exe
2552 TXPlatforn.exe
Loads dropped DLL 2 IoCs

Processes:

e1a1cb52b5b811a2bc68cea72180cb8925f441b0143e268a67dab0d2929a6511.exeTXPlatforn.exe

pid process

2836 e1a1cb52b5b811a2bc68cea72180cb8925f441b0143e268a67dab0d2929a6511.exe
2940 TXPlatforn.exe

pid	process
2244	RVN.exe
2940	TXPlatforn.exe
2552	TXPlatforn.exe

UPX packed file 10 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/2244-5-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2244-7-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2244-12-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2244-8-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2940-18-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2940-59-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2552-60-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2552-61-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2552-65-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2552-66-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in System32 directory 2 IoCs

Processes:

RVN.exe

description ioc process

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

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

Drops file in Program Files directory 4 IoCs

Processes:

e1a1cb52b5b811a2bc68cea72180cb8925f441b0143e268a67dab0d2929a6511.exe

description	ioc	process
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe	e1a1cb52b5b811a2bc68cea72180cb8925f441b0143e268a67dab0d2929a6511.exe
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	e1a1cb52b5b811a2bc68cea72180cb8925f441b0143e268a67dab0d2929a6511.exe
File created	C:\Program Files (x86)\Google\Chrome\Application\chrome.exe	e1a1cb52b5b811a2bc68cea72180cb8925f441b0143e268a67dab0d2929a6511.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	e1a1cb52b5b811a2bc68cea72180cb8925f441b0143e268a67dab0d2929a6511.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

2560 PING.EXE
Suspicious behavior: LoadsDriver 1 IoCs

Processes:

TXPlatforn.exe

pid process

2552 TXPlatforn.exe

pid	process
2560	PING.EXE

pid	process
2552	TXPlatforn.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

RVN.exeTXPlatforn.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	2244	RVN.exe
Token: SeLoadDriverPrivilege	2552	TXPlatforn.exe
Token: 33	2552	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	2552	TXPlatforn.exe
Token: 33	2552	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	2552	TXPlatforn.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

e1a1cb52b5b811a2bc68cea72180cb8925f441b0143e268a67dab0d2929a6511.exe

pid	process
2836	e1a1cb52b5b811a2bc68cea72180cb8925f441b0143e268a67dab0d2929a6511.exe
2836	e1a1cb52b5b811a2bc68cea72180cb8925f441b0143e268a67dab0d2929a6511.exe

Suspicious use of WriteProcessMemory 22 IoCs

Processes:

e1a1cb52b5b811a2bc68cea72180cb8925f441b0143e268a67dab0d2929a6511.exeRVN.exeTXPlatforn.execmd.exe

description	pid	process	target process
PID 2836 wrote to memory of 2244	2836	e1a1cb52b5b811a2bc68cea72180cb8925f441b0143e268a67dab0d2929a6511.exe	RVN.exe
PID 2836 wrote to memory of 2244	2836	e1a1cb52b5b811a2bc68cea72180cb8925f441b0143e268a67dab0d2929a6511.exe	RVN.exe
PID 2836 wrote to memory of 2244	2836	e1a1cb52b5b811a2bc68cea72180cb8925f441b0143e268a67dab0d2929a6511.exe	RVN.exe
PID 2836 wrote to memory of 2244	2836	e1a1cb52b5b811a2bc68cea72180cb8925f441b0143e268a67dab0d2929a6511.exe	RVN.exe
PID 2836 wrote to memory of 2244	2836	e1a1cb52b5b811a2bc68cea72180cb8925f441b0143e268a67dab0d2929a6511.exe	RVN.exe
PID 2836 wrote to memory of 2244	2836	e1a1cb52b5b811a2bc68cea72180cb8925f441b0143e268a67dab0d2929a6511.exe	RVN.exe
PID 2836 wrote to memory of 2244	2836	e1a1cb52b5b811a2bc68cea72180cb8925f441b0143e268a67dab0d2929a6511.exe	RVN.exe
PID 2244 wrote to memory of 2528	2244	RVN.exe	cmd.exe
PID 2244 wrote to memory of 2528	2244	RVN.exe	cmd.exe
PID 2244 wrote to memory of 2528	2244	RVN.exe	cmd.exe
PID 2244 wrote to memory of 2528	2244	RVN.exe	cmd.exe
PID 2940 wrote to memory of 2552	2940	TXPlatforn.exe	TXPlatforn.exe
PID 2940 wrote to memory of 2552	2940	TXPlatforn.exe	TXPlatforn.exe
PID 2940 wrote to memory of 2552	2940	TXPlatforn.exe	TXPlatforn.exe
PID 2940 wrote to memory of 2552	2940	TXPlatforn.exe	TXPlatforn.exe
PID 2940 wrote to memory of 2552	2940	TXPlatforn.exe	TXPlatforn.exe
PID 2940 wrote to memory of 2552	2940	TXPlatforn.exe	TXPlatforn.exe
PID 2940 wrote to memory of 2552	2940	TXPlatforn.exe	TXPlatforn.exe
PID 2528 wrote to memory of 2560	2528	cmd.exe	PING.EXE
PID 2528 wrote to memory of 2560	2528	cmd.exe	PING.EXE
PID 2528 wrote to memory of 2560	2528	cmd.exe	PING.EXE
PID 2528 wrote to memory of 2560	2528	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\e1a1cb52b5b811a2bc68cea72180cb8925f441b0143e268a67dab0d2929a6511.exe
"C:\Users\Admin\AppData\Local\Temp\e1a1cb52b5b811a2bc68cea72180cb8925f441b0143e268a67dab0d2929a6511.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2836

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:2244

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:2528

C:\Windows\SysWOW64\PING.EXE
ping -n 2 127.0.0.1
4⤵
- Runs ping.exe
PID:2560

C:\Windows\SysWOW64\TXPlatforn.exe
C:\Windows\SysWOW64\TXPlatforn.exe -auto
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2940

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:2552

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

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Downloads

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

Filesize
1.2MB

MD5
52e9ac8b5e6a6d7ca6364639f461afaa

SHA1
2c432c72bc336d8e8e39634ada8c29b33a868ef9

SHA256
e1a1cb52b5b811a2bc68cea72180cb8925f441b0143e268a67dab0d2929a6511

SHA512
37eefd6c81f67b9f2e140b3e0a11caba3c5cf07feb948994b989198a19b7ee384f5812d776f367eb5f233ba2726f491d7e88d7c9680cea6822bf7566bf479f4c

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

Filesize
377KB

MD5
80ade1893dec9cab7f2e63538a464fcc

SHA1
c06614da33a65eddb506db00a124a3fc3f5be02e

SHA256
57a920389c044e3f5cf93dabff67070b4511e79779b6f874e08f92d8b0d7afbd

SHA512
fffd4f3fccb5301b3c7a5b3bd92747f31549fbd9d0803fe5d502d1bb0ef979140988718c2ee1406ed3e755790d275185e120a56cbcb5ed2eadf62b5cdbfc4cc4

Download Submit
memory/2244-5-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2244-7-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2244-12-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2244-8-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2552-60-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2552-61-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2552-65-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2552-66-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2940-18-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2940-59-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads