gh0strat | b343d5203359a81d6f9041aafa1b0888848711579217bc9e779c9ba903f23d36

General

Target

b343d5203359a81d6f9041aafa1b0888848711579217bc9e779c9ba903f23d36.exe
Size

1.9MB
MD5

c9c5c8da4fbd01356a8e7ed5a69edeae
SHA1

cbe359aab01330eb801088f93f770de4f44a3db0
SHA256

b343d5203359a81d6f9041aafa1b0888848711579217bc9e779c9ba903f23d36
SHA512

aa7c54f2844f69d1e0e4f367740b00ec43696fef1e12425b4cd7f05cc0a4c13c775b71fa831973df35d53782086087f9a6f6b953e1563daeef1c8724a142ade8
SSDEEP

49152:t09XJt4HIN2H2tFvduySEpekZPItx2apeapelI:OZJt4HINy2LkhFtUvlI

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/640-8-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/640-7-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2228-18-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/640-21-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2228-31-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2568-36-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2568-30-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2568-39-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2568-72-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 10 IoCs

Processes:

resource	yara_rule
behavioral1/memory/640-9-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/640-8-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/640-7-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2228-18-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/640-21-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2228-31-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2568-36-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2568-30-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2568-39-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2568-72-0x0000000010000000-0x00000000101B6000-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.exeTXPlatforn.exeHD_b343d5203359a81d6f9041aafa1b0888848711579217bc9e779c9ba903f23d36.exe

pid process

640 RVN.exe
2228 TXPlatforn.exe
2568 TXPlatforn.exe
2520 HD_b343d5203359a81d6f9041aafa1b0888848711579217bc9e779c9ba903f23d36.exe

pid	process
640	RVN.exe
2228	TXPlatforn.exe
2568	TXPlatforn.exe
2520	HD_b343d5203359a81d6f9041aafa1b0888848711579217bc9e779c9ba903f23d36.exe

Loads dropped DLL 3 IoCs

Processes:

b343d5203359a81d6f9041aafa1b0888848711579217bc9e779c9ba903f23d36.exeTXPlatforn.exe

pid	process
1928	b343d5203359a81d6f9041aafa1b0888848711579217bc9e779c9ba903f23d36.exe
1928	b343d5203359a81d6f9041aafa1b0888848711579217bc9e779c9ba903f23d36.exe
2228	TXPlatforn.exe

UPX packed file 11 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/640-5-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/640-9-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/640-8-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/640-7-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2228-18-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/640-21-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2228-31-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2568-36-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2568-30-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2568-39-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2568-72-0x0000000010000000-0x00000000101B6000-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:

b343d5203359a81d6f9041aafa1b0888848711579217bc9e779c9ba903f23d36.exe

description	ioc	process
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe	b343d5203359a81d6f9041aafa1b0888848711579217bc9e779c9ba903f23d36.exe
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	b343d5203359a81d6f9041aafa1b0888848711579217bc9e779c9ba903f23d36.exe
File created	C:\Program Files (x86)\Google\Chrome\Application\chrome.exe	b343d5203359a81d6f9041aafa1b0888848711579217bc9e779c9ba903f23d36.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	b343d5203359a81d6f9041aafa1b0888848711579217bc9e779c9ba903f23d36.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

2596 PING.EXE
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

b343d5203359a81d6f9041aafa1b0888848711579217bc9e779c9ba903f23d36.exe

pid process

1928 b343d5203359a81d6f9041aafa1b0888848711579217bc9e779c9ba903f23d36.exe
Suspicious behavior: LoadsDriver 1 IoCs

Processes:

TXPlatforn.exe

pid process

2568 TXPlatforn.exe

pid	process
2596	PING.EXE

pid	process
2568	TXPlatforn.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

RVN.exeTXPlatforn.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	640	RVN.exe
Token: SeLoadDriverPrivilege	2568	TXPlatforn.exe
Token: 33	2568	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	2568	TXPlatforn.exe
Token: 33	2568	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	2568	TXPlatforn.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

b343d5203359a81d6f9041aafa1b0888848711579217bc9e779c9ba903f23d36.exe

pid	process
1928	b343d5203359a81d6f9041aafa1b0888848711579217bc9e779c9ba903f23d36.exe
1928	b343d5203359a81d6f9041aafa1b0888848711579217bc9e779c9ba903f23d36.exe

Suspicious use of WriteProcessMemory 22 IoCs

Processes:

b343d5203359a81d6f9041aafa1b0888848711579217bc9e779c9ba903f23d36.exeRVN.exeTXPlatforn.execmd.exe

description	pid	process	target process
PID 1928 wrote to memory of 640	1928	b343d5203359a81d6f9041aafa1b0888848711579217bc9e779c9ba903f23d36.exe	RVN.exe
PID 1928 wrote to memory of 640	1928	b343d5203359a81d6f9041aafa1b0888848711579217bc9e779c9ba903f23d36.exe	RVN.exe
PID 1928 wrote to memory of 640	1928	b343d5203359a81d6f9041aafa1b0888848711579217bc9e779c9ba903f23d36.exe	RVN.exe
PID 1928 wrote to memory of 640	1928	b343d5203359a81d6f9041aafa1b0888848711579217bc9e779c9ba903f23d36.exe	RVN.exe
PID 1928 wrote to memory of 640	1928	b343d5203359a81d6f9041aafa1b0888848711579217bc9e779c9ba903f23d36.exe	RVN.exe
PID 1928 wrote to memory of 640	1928	b343d5203359a81d6f9041aafa1b0888848711579217bc9e779c9ba903f23d36.exe	RVN.exe
PID 1928 wrote to memory of 640	1928	b343d5203359a81d6f9041aafa1b0888848711579217bc9e779c9ba903f23d36.exe	RVN.exe
PID 640 wrote to memory of 1804	640	RVN.exe	cmd.exe
PID 640 wrote to memory of 1804	640	RVN.exe	cmd.exe
PID 640 wrote to memory of 1804	640	RVN.exe	cmd.exe
PID 640 wrote to memory of 1804	640	RVN.exe	cmd.exe
PID 2228 wrote to memory of 2568	2228	TXPlatforn.exe	TXPlatforn.exe
PID 2228 wrote to memory of 2568	2228	TXPlatforn.exe	TXPlatforn.exe
PID 2228 wrote to memory of 2568	2228	TXPlatforn.exe	TXPlatforn.exe
PID 2228 wrote to memory of 2568	2228	TXPlatforn.exe	TXPlatforn.exe
PID 2228 wrote to memory of 2568	2228	TXPlatforn.exe	TXPlatforn.exe
PID 2228 wrote to memory of 2568	2228	TXPlatforn.exe	TXPlatforn.exe
PID 2228 wrote to memory of 2568	2228	TXPlatforn.exe	TXPlatforn.exe
PID 1804 wrote to memory of 2596	1804	cmd.exe	PING.EXE
PID 1804 wrote to memory of 2596	1804	cmd.exe	PING.EXE
PID 1804 wrote to memory of 2596	1804	cmd.exe	PING.EXE
PID 1804 wrote to memory of 2596	1804	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\b343d5203359a81d6f9041aafa1b0888848711579217bc9e779c9ba903f23d36.exe
"C:\Users\Admin\AppData\Local\Temp\b343d5203359a81d6f9041aafa1b0888848711579217bc9e779c9ba903f23d36.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1928

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:640

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:1804

C:\Windows\SysWOW64\PING.EXE
ping -n 2 127.0.0.1
4⤵
- Runs ping.exe
PID:2596

C:\Users\Admin\AppData\Local\Temp\HD_b343d5203359a81d6f9041aafa1b0888848711579217bc9e779c9ba903f23d36.exe
C:\Users\Admin\AppData\Local\Temp\HD_b343d5203359a81d6f9041aafa1b0888848711579217bc9e779c9ba903f23d36.exe
2⤵
- Executes dropped EXE
PID:2520

C:\Windows\SysWOW64\TXPlatforn.exe
C:\Windows\SysWOW64\TXPlatforn.exe -auto
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2228

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:2568

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
1.3MB

MD5
e791224dc6112f965f02413256f0ee16

SHA1
ddba98ea94a03ed17324e6db19ed4b1a96ccd177

SHA256
17f1e7f7023909580ae1fd39232500d59117ddd5de7cbd6013a0446f84b634b3

SHA512
20c05a03d873817ae1ddcf80ec742425108061d2706c0b42f9c76e8583075f642e578490227088da741bf12044e3d7126f1ffac6e174bd7a5e1c6412c6f90998

Download Submit
\Users\Admin\AppData\Local\Temp\HD_b343d5203359a81d6f9041aafa1b0888848711579217bc9e779c9ba903f23d36.exe

Filesize
645KB

MD5
00eae789b0aab1b0fbd23b830fbf1064

SHA1
e4e5fd089f6ae17c83f073cf91edc9db8189980d

SHA256
7addb2269266ac471a690802cab54539b40c2ae5b31e2120fdcf8dfb0ed15dc7

SHA512
23a0e06b39f8b5a932ae5b8f60704ba265332b341ac8bab5b74b2f31f04ce8c7fe6f77278d70c7685cfa894ab0e25a70d89990f5f643b54c07337f90fa5943fb

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

Filesize
377KB

MD5
80ade1893dec9cab7f2e63538a464fcc

SHA1
c06614da33a65eddb506db00a124a3fc3f5be02e

SHA256
57a920389c044e3f5cf93dabff67070b4511e79779b6f874e08f92d8b0d7afbd

SHA512
fffd4f3fccb5301b3c7a5b3bd92747f31549fbd9d0803fe5d502d1bb0ef979140988718c2ee1406ed3e755790d275185e120a56cbcb5ed2eadf62b5cdbfc4cc4

Download Submit
memory/640-21-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/640-7-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/640-8-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/640-9-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/640-5-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2228-18-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2228-31-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2568-36-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2568-30-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2568-39-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2568-72-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads