gh0strat | 688241ffbb8d791eadbeebc5c9c0993624b00e125b4c48750bbfc482389fa54c

General

Target

688241ffbb8d791eadbeebc5c9c0993624b00e125b4c48750bbfc482389fa54c.exe
Size

1.4MB
MD5

9fcf7034606f946de3d48e5109f91445
SHA1

626b1a31d33458e721fe4535660209999c30bb2f
SHA256

688241ffbb8d791eadbeebc5c9c0993624b00e125b4c48750bbfc482389fa54c
SHA512

e6b4278f4ae52ac34eb1502ba1c7d7d3802f06b8aee9a6debf6740019494076b35e70657235873bda70386bcd2ab666b9d03b66c0d4ef9233ac9c7985f85f155
SSDEEP

24576:RQZoidOTdVZinacCET9Ecl1erdg0MCiVWhFU7cVSd5dyWRudqIqfaVN5mmT7Km:RQZAdVyVT9n/Gg0P+WhoV5dyWRudqIqS

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/2108-9-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2108-8-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/3028-18-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2108-23-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/3028-28-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/3048-33-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/3048-36-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/3048-41-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 9 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2108-9-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2108-8-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/3028-18-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2108-23-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/3028-28-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/3048-33-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/3048-36-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
\Windows\SysWOW64\259394078.txt	family_gh0strat
behavioral1/memory/3048-41-0x0000000010000000-0x00000000101B6000-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 DLL path for service in the registry 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

svchos.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Ö÷¶¯·ÀÓù·þÎñÄ£¿é\Parameters\ServiceDll = "C:\\Windows\\system32\\259394078.txt"	svchos.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:

svchost.exeTXPlatforn.exesvchos.exeTXPlatforn.exeÖ÷¶¯·ÀÓù·þÎñÄ£¿é.exe

pid process

2108 svchost.exe
3028 TXPlatforn.exe
2736 svchos.exe
3048 TXPlatforn.exe
468 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe

pid	process
2108	svchost.exe
3028	TXPlatforn.exe
2736	svchos.exe
3048	TXPlatforn.exe
468	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe

Loads dropped DLL 7 IoCs

Processes:

688241ffbb8d791eadbeebc5c9c0993624b00e125b4c48750bbfc482389fa54c.exeTXPlatforn.exesvchos.exesvchost.exeÖ÷¶¯·ÀÓù·þÎñÄ£¿é.exe

pid	process
1732	688241ffbb8d791eadbeebc5c9c0993624b00e125b4c48750bbfc482389fa54c.exe
1732	688241ffbb8d791eadbeebc5c9c0993624b00e125b4c48750bbfc482389fa54c.exe
3028	TXPlatforn.exe
2736	svchos.exe
2472	svchost.exe
2472	svchost.exe
468	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe

UPX packed file 9 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/2108-5-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2108-9-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2108-8-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/3028-18-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2108-23-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/3028-28-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/3048-33-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/3048-36-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/3048-41-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in System32 directory 6 IoCs

Processes:

svchost.exesvchos.exesvchost.exe

description	ioc	process
File created	C:\Windows\SysWOW64\TXPlatforn.exe	svchost.exe
File opened for modification	C:\Windows\SysWOW64\TXPlatforn.exe	svchost.exe
File created	C:\Windows\SysWOW64\259394078.txt	svchos.exe
File opened for modification	C:\Windows\SysWOW64\ini.ini	svchos.exe
File created	C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe	svchost.exe
File opened for modification	C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe	svchost.exe

Drops file in Program Files directory 4 IoCs

Processes:

688241ffbb8d791eadbeebc5c9c0993624b00e125b4c48750bbfc482389fa54c.exe

description	ioc	process
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe	688241ffbb8d791eadbeebc5c9c0993624b00e125b4c48750bbfc482389fa54c.exe
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	688241ffbb8d791eadbeebc5c9c0993624b00e125b4c48750bbfc482389fa54c.exe
File created	C:\Program Files (x86)\Google\Chrome\Application\chrome.exe	688241ffbb8d791eadbeebc5c9c0993624b00e125b4c48750bbfc482389fa54c.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	688241ffbb8d791eadbeebc5c9c0993624b00e125b4c48750bbfc482389fa54c.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

2724 PING.EXE
Suspicious behavior: LoadsDriver 1 IoCs

Processes:

TXPlatforn.exe

pid process

3048 TXPlatforn.exe

pid	process
2724	PING.EXE

pid	process
3048	TXPlatforn.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

svchost.exeTXPlatforn.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	2108	svchost.exe
Token: SeLoadDriverPrivilege	3048	TXPlatforn.exe
Token: 33	3048	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	3048	TXPlatforn.exe
Token: 33	3048	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	3048	TXPlatforn.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

688241ffbb8d791eadbeebc5c9c0993624b00e125b4c48750bbfc482389fa54c.exe

pid	process
1732	688241ffbb8d791eadbeebc5c9c0993624b00e125b4c48750bbfc482389fa54c.exe
1732	688241ffbb8d791eadbeebc5c9c0993624b00e125b4c48750bbfc482389fa54c.exe

Suspicious use of WriteProcessMemory 30 IoCs

Processes:

688241ffbb8d791eadbeebc5c9c0993624b00e125b4c48750bbfc482389fa54c.exesvchost.exeTXPlatforn.execmd.exesvchost.exe

description	pid	process	target process
PID 1732 wrote to memory of 2108	1732	688241ffbb8d791eadbeebc5c9c0993624b00e125b4c48750bbfc482389fa54c.exe	svchost.exe
PID 1732 wrote to memory of 2108	1732	688241ffbb8d791eadbeebc5c9c0993624b00e125b4c48750bbfc482389fa54c.exe	svchost.exe
PID 1732 wrote to memory of 2108	1732	688241ffbb8d791eadbeebc5c9c0993624b00e125b4c48750bbfc482389fa54c.exe	svchost.exe
PID 1732 wrote to memory of 2108	1732	688241ffbb8d791eadbeebc5c9c0993624b00e125b4c48750bbfc482389fa54c.exe	svchost.exe
PID 1732 wrote to memory of 2108	1732	688241ffbb8d791eadbeebc5c9c0993624b00e125b4c48750bbfc482389fa54c.exe	svchost.exe
PID 1732 wrote to memory of 2108	1732	688241ffbb8d791eadbeebc5c9c0993624b00e125b4c48750bbfc482389fa54c.exe	svchost.exe
PID 1732 wrote to memory of 2108	1732	688241ffbb8d791eadbeebc5c9c0993624b00e125b4c48750bbfc482389fa54c.exe	svchost.exe
PID 2108 wrote to memory of 2720	2108	svchost.exe	cmd.exe
PID 2108 wrote to memory of 2720	2108	svchost.exe	cmd.exe
PID 2108 wrote to memory of 2720	2108	svchost.exe	cmd.exe
PID 2108 wrote to memory of 2720	2108	svchost.exe	cmd.exe
PID 1732 wrote to memory of 2736	1732	688241ffbb8d791eadbeebc5c9c0993624b00e125b4c48750bbfc482389fa54c.exe	svchos.exe
PID 1732 wrote to memory of 2736	1732	688241ffbb8d791eadbeebc5c9c0993624b00e125b4c48750bbfc482389fa54c.exe	svchos.exe
PID 1732 wrote to memory of 2736	1732	688241ffbb8d791eadbeebc5c9c0993624b00e125b4c48750bbfc482389fa54c.exe	svchos.exe
PID 1732 wrote to memory of 2736	1732	688241ffbb8d791eadbeebc5c9c0993624b00e125b4c48750bbfc482389fa54c.exe	svchos.exe
PID 3028 wrote to memory of 3048	3028	TXPlatforn.exe	TXPlatforn.exe
PID 3028 wrote to memory of 3048	3028	TXPlatforn.exe	TXPlatforn.exe
PID 3028 wrote to memory of 3048	3028	TXPlatforn.exe	TXPlatforn.exe
PID 3028 wrote to memory of 3048	3028	TXPlatforn.exe	TXPlatforn.exe
PID 3028 wrote to memory of 3048	3028	TXPlatforn.exe	TXPlatforn.exe
PID 3028 wrote to memory of 3048	3028	TXPlatforn.exe	TXPlatforn.exe
PID 3028 wrote to memory of 3048	3028	TXPlatforn.exe	TXPlatforn.exe
PID 2720 wrote to memory of 2724	2720	cmd.exe	PING.EXE
PID 2720 wrote to memory of 2724	2720	cmd.exe	PING.EXE
PID 2720 wrote to memory of 2724	2720	cmd.exe	PING.EXE
PID 2720 wrote to memory of 2724	2720	cmd.exe	PING.EXE
PID 2472 wrote to memory of 468	2472	svchost.exe	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
PID 2472 wrote to memory of 468	2472	svchost.exe	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
PID 2472 wrote to memory of 468	2472	svchost.exe	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
PID 2472 wrote to memory of 468	2472	svchost.exe	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe

C:\Users\Admin\AppData\Local\Temp\688241ffbb8d791eadbeebc5c9c0993624b00e125b4c48750bbfc482389fa54c.exe
"C:\Users\Admin\AppData\Local\Temp\688241ffbb8d791eadbeebc5c9c0993624b00e125b4c48750bbfc482389fa54c.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1732

C:\Users\Admin\AppData\Local\Temp\svchost.exe
C:\Users\Admin\AppData\Local\Temp\\svchost.exe
2⤵
- Executes dropped EXE
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2108

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\svchost.exe > nul
3⤵
- Suspicious use of WriteProcessMemory
PID:2720

C:\Windows\SysWOW64\PING.EXE
ping -n 2 127.0.0.1
4⤵
- Runs ping.exe
PID:2724

C:\Users\Admin\AppData\Local\Temp\svchos.exe
C:\Users\Admin\AppData\Local\Temp\\svchos.exe
2⤵
- Sets DLL path for service in the registry
- Executes dropped EXE
- Loads dropped DLL
- Drops file in System32 directory
PID:2736

C:\Windows\SysWOW64\TXPlatforn.exe
C:\Windows\SysWOW64\TXPlatforn.exe -auto
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:3028

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:3048

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"
1⤵
PID:2456

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:2472

C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
C:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\259394078.txt",MainThread
2⤵
- Executes dropped EXE
- Loads dropped DLL
PID:468

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

2

T1547

Registry Run Keys / Startup Folder

2

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

2

T1547

Registry Run Keys / Startup Folder

2

T1547.001

Defense Evasion

Modify Registry

2

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\HD_X.dat
Filesize
1.4MB

MD5
82cb8a051a8c7d6e2f99f76c3d7f9719

SHA1
d50bec6fda0451d2ada0a6446f035f833927db21

SHA256
f4a1729601618fa3f5ac70e1b653f9d6a8a58df7209e3d34a8e087f628837b43

SHA512
5bf43abfa3725fc984d06d9d52df8969d593b7c5735d2b75a3c184fc6f0af8c8423a8169266305d8b7b0730a7de515eef517fde6e35d703d9ecc500387b89fcb

Download Submit
C:\Users\Admin\AppData\Local\Temp\HD_X.dat
Filesize
1.4MB

MD5
9fcf7034606f946de3d48e5109f91445

SHA1
626b1a31d33458e721fe4535660209999c30bb2f

SHA256
688241ffbb8d791eadbeebc5c9c0993624b00e125b4c48750bbfc482389fa54c

SHA512
e6b4278f4ae52ac34eb1502ba1c7d7d3802f06b8aee9a6debf6740019494076b35e70657235873bda70386bcd2ab666b9d03b66c0d4ef9233ac9c7985f85f155

Download Submit
\Users\Admin\AppData\Local\Temp\svchos.exe
Filesize
93KB

MD5
3b377ad877a942ec9f60ea285f7119a2

SHA1
60b23987b20d913982f723ab375eef50fafa6c70

SHA256
62954fdf65e629b39a29f539619d20691332184c6b6be5a826128a8e759bfa84

SHA512
af3a71f867ad9d28772c48b521097f9bf8931eb89fd2974e8de10990241419a39ddc3c0b36dd38aac4fdf14e1f0c5e228692618e93adce958d5b5dab8940e46f

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

MD5
a4329177954d4104005bce3020e5ef59

SHA1
23c29e295e2dbb8454012d619ca3f81e4c16e85a

SHA256
6156d003d54dcf2ee92f21bd6e7a6a7f91730bd2804381260bcabe465abe6ddd

SHA512
81e9d456a4abfc7cd9e0943d4a0ce15523362c3179f3368381d1d7974f80a9f9113b5404b96e67e91684e0ea1895b7d0073e4c48d0bfc4fd0244b1af6acf0208

Download Submit
\Windows\SysWOW64\259394078.txt
Filesize
50KB

MD5
6c8e7fbfc6628dcd2f096202d6f3286d

SHA1
9924f2bb0499439d61d9dc3ab168416b9d0d1420

SHA256
5231a120de78f130d1025290c3a6c075e1bcc8c2a5cc4d4731852e33785b78e7

SHA512
f326d5367beea57abc9ed53eec6bbf571fd86837b9e55959c6c01044edcdde5c2aa19317c8cd174e823785c4c226993055df6fd66afca537442b85168c256422

Download Submit
\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
Filesize
43KB

MD5
51138beea3e2c21ec44d0932c71762a8

SHA1
8939cf35447b22dd2c6e6f443446acc1bf986d58

SHA256
5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

SHA512
794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

Download Submit
memory/2108-23-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2108-8-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2108-9-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2108-5-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3028-28-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3028-18-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3048-33-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3048-36-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3048-41-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

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Downloads