gh0strat | 910ffd7bcaeedc8e4c1c07055e7577dd4dc7e50a75268d9651ee4101654e8381

General

Target

910ffd7bcaeedc8e4c1c07055e7577dd4dc7e50a75268d9651ee4101654e8381.exe
Size

1.2MB
MD5

8aba8ab36bd1a735b9fc3e2b2d011424
SHA1

a3d37028ad95b1721b6f927a82fcc124ec60f0a1
SHA256

910ffd7bcaeedc8e4c1c07055e7577dd4dc7e50a75268d9651ee4101654e8381
SHA512

74c6cbeb683cc773e04c9dcc1c43720c5bb6abcbb63e3d32c141594eebcab76c8ae83387aac5011aee628866099fefca74826c65fb38a35c0fdd263ccf7c1762
SSDEEP

24576:D09tv9/7JtDElDEExIko2H2HESq2eWJ6MQjySjy+vQa:D09XJt4HIN2H2tFvduySJ

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/2952-9-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2952-7-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/3068-18-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2952-21-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/3068-29-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2716-35-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2716-38-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2716-40-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 8 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2952-9-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2952-7-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/3068-18-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2952-21-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/3068-29-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2716-35-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2716-38-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2716-40-0x0000000010000000-0x00000000101B6000-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 5 IoCs

Processes:

RVN.exeTXPlatforn.exeHD_910ffd7bcaeedc8e4c1c07055e7577dd4dc7e50a75268d9651ee4101654e8381.exeTXPlatforn.exe

pid process

2952 RVN.exe
3068 TXPlatforn.exe
2592 HD_910ffd7bcaeedc8e4c1c07055e7577dd4dc7e50a75268d9651ee4101654e8381.exe
2716 TXPlatforn.exe
1208

pid	process
2952	RVN.exe
3068	TXPlatforn.exe
2592	HD_910ffd7bcaeedc8e4c1c07055e7577dd4dc7e50a75268d9651ee4101654e8381.exe
2716	TXPlatforn.exe
1208

Loads dropped DLL 4 IoCs

Processes:

910ffd7bcaeedc8e4c1c07055e7577dd4dc7e50a75268d9651ee4101654e8381.exeTXPlatforn.exe

pid	process
2212	910ffd7bcaeedc8e4c1c07055e7577dd4dc7e50a75268d9651ee4101654e8381.exe
2212	910ffd7bcaeedc8e4c1c07055e7577dd4dc7e50a75268d9651ee4101654e8381.exe
3068	TXPlatforn.exe
1208

UPX packed file 9 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/2952-5-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2952-9-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2952-7-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/3068-18-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2952-21-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/3068-29-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2716-35-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2716-38-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2716-40-0x0000000010000000-0x00000000101B6000-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:

910ffd7bcaeedc8e4c1c07055e7577dd4dc7e50a75268d9651ee4101654e8381.exe

description	ioc	process
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	910ffd7bcaeedc8e4c1c07055e7577dd4dc7e50a75268d9651ee4101654e8381.exe
File created	C:\Program Files (x86)\Google\Chrome\Application\chrome.exe	910ffd7bcaeedc8e4c1c07055e7577dd4dc7e50a75268d9651ee4101654e8381.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	910ffd7bcaeedc8e4c1c07055e7577dd4dc7e50a75268d9651ee4101654e8381.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe	910ffd7bcaeedc8e4c1c07055e7577dd4dc7e50a75268d9651ee4101654e8381.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

2708 PING.EXE
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

910ffd7bcaeedc8e4c1c07055e7577dd4dc7e50a75268d9651ee4101654e8381.exe

pid process

2212 910ffd7bcaeedc8e4c1c07055e7577dd4dc7e50a75268d9651ee4101654e8381.exe
Suspicious behavior: LoadsDriver 1 IoCs

Processes:

TXPlatforn.exe

pid process

2716 TXPlatforn.exe

pid	process
2708	PING.EXE

pid	process
2716	TXPlatforn.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

RVN.exeTXPlatforn.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	2952	RVN.exe
Token: SeLoadDriverPrivilege	2716	TXPlatforn.exe
Token: 33	2716	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	2716	TXPlatforn.exe
Token: 33	2716	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	2716	TXPlatforn.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

910ffd7bcaeedc8e4c1c07055e7577dd4dc7e50a75268d9651ee4101654e8381.exe

pid	process
2212	910ffd7bcaeedc8e4c1c07055e7577dd4dc7e50a75268d9651ee4101654e8381.exe
2212	910ffd7bcaeedc8e4c1c07055e7577dd4dc7e50a75268d9651ee4101654e8381.exe

Suspicious use of WriteProcessMemory 26 IoCs

Processes:

910ffd7bcaeedc8e4c1c07055e7577dd4dc7e50a75268d9651ee4101654e8381.exeRVN.exeTXPlatforn.execmd.exe

description	pid	process	target process
PID 2212 wrote to memory of 2952	2212	910ffd7bcaeedc8e4c1c07055e7577dd4dc7e50a75268d9651ee4101654e8381.exe	RVN.exe
PID 2212 wrote to memory of 2952	2212	910ffd7bcaeedc8e4c1c07055e7577dd4dc7e50a75268d9651ee4101654e8381.exe	RVN.exe
PID 2212 wrote to memory of 2952	2212	910ffd7bcaeedc8e4c1c07055e7577dd4dc7e50a75268d9651ee4101654e8381.exe	RVN.exe
PID 2212 wrote to memory of 2952	2212	910ffd7bcaeedc8e4c1c07055e7577dd4dc7e50a75268d9651ee4101654e8381.exe	RVN.exe
PID 2212 wrote to memory of 2952	2212	910ffd7bcaeedc8e4c1c07055e7577dd4dc7e50a75268d9651ee4101654e8381.exe	RVN.exe
PID 2212 wrote to memory of 2952	2212	910ffd7bcaeedc8e4c1c07055e7577dd4dc7e50a75268d9651ee4101654e8381.exe	RVN.exe
PID 2212 wrote to memory of 2952	2212	910ffd7bcaeedc8e4c1c07055e7577dd4dc7e50a75268d9651ee4101654e8381.exe	RVN.exe
PID 2952 wrote to memory of 2648	2952	RVN.exe	cmd.exe
PID 2952 wrote to memory of 2648	2952	RVN.exe	cmd.exe
PID 2952 wrote to memory of 2648	2952	RVN.exe	cmd.exe
PID 2952 wrote to memory of 2648	2952	RVN.exe	cmd.exe
PID 2212 wrote to memory of 2592	2212	910ffd7bcaeedc8e4c1c07055e7577dd4dc7e50a75268d9651ee4101654e8381.exe	HD_910ffd7bcaeedc8e4c1c07055e7577dd4dc7e50a75268d9651ee4101654e8381.exe
PID 2212 wrote to memory of 2592	2212	910ffd7bcaeedc8e4c1c07055e7577dd4dc7e50a75268d9651ee4101654e8381.exe	HD_910ffd7bcaeedc8e4c1c07055e7577dd4dc7e50a75268d9651ee4101654e8381.exe
PID 2212 wrote to memory of 2592	2212	910ffd7bcaeedc8e4c1c07055e7577dd4dc7e50a75268d9651ee4101654e8381.exe	HD_910ffd7bcaeedc8e4c1c07055e7577dd4dc7e50a75268d9651ee4101654e8381.exe
PID 2212 wrote to memory of 2592	2212	910ffd7bcaeedc8e4c1c07055e7577dd4dc7e50a75268d9651ee4101654e8381.exe	HD_910ffd7bcaeedc8e4c1c07055e7577dd4dc7e50a75268d9651ee4101654e8381.exe
PID 3068 wrote to memory of 2716	3068	TXPlatforn.exe	TXPlatforn.exe
PID 3068 wrote to memory of 2716	3068	TXPlatforn.exe	TXPlatforn.exe
PID 3068 wrote to memory of 2716	3068	TXPlatforn.exe	TXPlatforn.exe
PID 3068 wrote to memory of 2716	3068	TXPlatforn.exe	TXPlatforn.exe
PID 3068 wrote to memory of 2716	3068	TXPlatforn.exe	TXPlatforn.exe
PID 3068 wrote to memory of 2716	3068	TXPlatforn.exe	TXPlatforn.exe
PID 3068 wrote to memory of 2716	3068	TXPlatforn.exe	TXPlatforn.exe
PID 2648 wrote to memory of 2708	2648	cmd.exe	PING.EXE
PID 2648 wrote to memory of 2708	2648	cmd.exe	PING.EXE
PID 2648 wrote to memory of 2708	2648	cmd.exe	PING.EXE
PID 2648 wrote to memory of 2708	2648	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\910ffd7bcaeedc8e4c1c07055e7577dd4dc7e50a75268d9651ee4101654e8381.exe
"C:\Users\Admin\AppData\Local\Temp\910ffd7bcaeedc8e4c1c07055e7577dd4dc7e50a75268d9651ee4101654e8381.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2212

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:2952

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:2648

C:\Windows\SysWOW64\PING.EXE
ping -n 2 127.0.0.1
4⤵
- Runs ping.exe
PID:2708

C:\Users\Admin\AppData\Local\Temp\HD_910ffd7bcaeedc8e4c1c07055e7577dd4dc7e50a75268d9651ee4101654e8381.exe
C:\Users\Admin\AppData\Local\Temp\HD_910ffd7bcaeedc8e4c1c07055e7577dd4dc7e50a75268d9651ee4101654e8381.exe
2⤵
- Executes dropped EXE
PID:2592

C:\Windows\SysWOW64\TXPlatforn.exe
C:\Windows\SysWOW64\TXPlatforn.exe -auto
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:3068

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:2716

Network

MITRE ATT&CK Matrix ATT&CK v13

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

System Information Discovery

1

T1082

Remote System Discovery

1

T1018

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\HD_X.dat
Filesize
1.2MB

MD5
18e6c646d468eb671e80c5ce640c9218

SHA1
f9b5f2fd8bd22284109fbcaf51dbf2271ee4fec0

SHA256
92c8af069a8d200040157688997cf1a1bac0b3ed335d56f2c29b343984218a9f

SHA512
ccb3462fc43645d311ac089e279b7c6175810cc78a16f111670614e9736a34fdab859e4550ca3bd70dcf0266966dd3871f0f694c5c34b95011d0a32f6f364d53

Download Submit
\Users\Admin\AppData\Local\Temp\HD_910ffd7bcaeedc8e4c1c07055e7577dd4dc7e50a75268d9651ee4101654e8381.exe
Filesize
34KB

MD5
a315c4cd7a75dbf18d179d12e5884e35

SHA1
4c2a6ddc976a907da8ce30e149aab7523e3adf1e

SHA256
24112cfc6106563a77265d8115a69e0482bc948bfc78895816f64b2a1cc88ffa

SHA512
a12a806c3116de0107c4cb8e6fb72a2535ffaeb15f3835964142d4ffc7f7d31ed67dc50a384906e24855a67cf017b9bb2d557dfed76872bfbc86ad4c9d985adb

Download Submit
\Users\Admin\AppData\Local\Temp\RVN.exe
Filesize
377KB

MD5
80ade1893dec9cab7f2e63538a464fcc

SHA1
c06614da33a65eddb506db00a124a3fc3f5be02e

SHA256
57a920389c044e3f5cf93dabff67070b4511e79779b6f874e08f92d8b0d7afbd

SHA512
fffd4f3fccb5301b3c7a5b3bd92747f31549fbd9d0803fe5d502d1bb0ef979140988718c2ee1406ed3e755790d275185e120a56cbcb5ed2eadf62b5cdbfc4cc4

Download Submit
memory/2592-81-0x00000000020B0000-0x0000000002130000-memory.dmp

Filesize
512KB

Download
memory/2592-26-0x00000000020B0000-0x0000000002130000-memory.dmp

Filesize
512KB

Download
memory/2716-35-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2716-38-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2716-40-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2952-21-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2952-7-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2952-9-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2952-5-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3068-18-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3068-29-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

Loading Replay Monitor...

Downloads