gh0strat | 3c4866cc29d2a3c3cc7c0c697fb71cf129c451d4674f724a05b70f8e7106132b

General

Target

3c4866cc29d2a3c3cc7c0c697fb71cf129c451d4674f724a05b70f8e7106132b.exe
Size

4.9MB
MD5

19fc7e358ec29d4c8ba2e2805dae3f1d
SHA1

3bb97748438e94d3f4305b4e6f104397cad219bc
SHA256

3c4866cc29d2a3c3cc7c0c697fb71cf129c451d4674f724a05b70f8e7106132b
SHA512

4ea855e3513a86d6032676b6e45642a24219333a7817eecb611251c6ec2cba12b8eb6f65b33e29e42328ce06ad5c1417858ab76516ea43cfda59d38379421946
SSDEEP

49152:YQZAdVyVT9n/Gg0P+WhoU4FZbXsPNIULkmp1/j6AeXZG7wmpvGF1IP9z5WuHC4Of:RGdVyVT9nOgmh0ZbXsPN5kiQaZ56

Score

10^/10

gh0strat purplefox persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 11 IoCs

Detect PurpleFox Rootkit.

rootkit

Processes:

resource	yara_rule
behavioral2/memory/712-6-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/712-10-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/712-7-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4084-15-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2896-43-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2896-51-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2896-32-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4084-31-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4084-19-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4084-16-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2896-53-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 12 IoCs

Processes:

resource	yara_rule
behavioral2/memory/712-6-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/712-10-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/712-7-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4084-15-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
C:\Windows\SysWOW64\240598234.txt	family_gh0strat
behavioral2/memory/2896-43-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2896-51-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2896-32-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4084-31-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4084-19-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4084-16-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2896-53-0x0000000010000000-0x00000000101B6000-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\\240598234.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 6 IoCs

Processes:

svchost.exeTXPlatforn.exesvchos.exeTXPlatforn.exeHD_3c4866cc29d2a3c3cc7c0c697fb71cf129c451d4674f724a05b70f8e7106132b.exeÖ÷¶¯·ÀÓù·þÎñÄ£¿é.exe

pid	process
712	svchost.exe
4084	TXPlatforn.exe
4360	svchos.exe
2896	TXPlatforn.exe
4984	HD_3c4866cc29d2a3c3cc7c0c697fb71cf129c451d4674f724a05b70f8e7106132b.exe
2224	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe

Loads dropped DLL 3 IoCs

Processes:

svchos.exesvchost.exeÖ÷¶¯·ÀÓù·þÎñÄ£¿é.exe

pid process

4360 svchos.exe
2072 svchost.exe
2224 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe

pid	process
4360	svchos.exe
2072	svchost.exe
2224	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe

UPX packed file 13 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/712-6-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/712-4-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/712-10-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/712-7-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4084-13-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4084-15-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2896-43-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2896-51-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2896-32-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4084-31-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4084-19-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4084-16-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2896-53-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in System32 directory 6 IoCs

Processes:

svchost.exesvchost.exesvchos.exe

description	ioc	process
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
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\240598234.txt	svchos.exe
File opened for modification	C:\Windows\SysWOW64\ini.ini	svchos.exe

Drops file in Program Files directory 5 IoCs

Processes:

3c4866cc29d2a3c3cc7c0c697fb71cf129c451d4674f724a05b70f8e7106132b.exe

description	ioc	process
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe	3c4866cc29d2a3c3cc7c0c697fb71cf129c451d4674f724a05b70f8e7106132b.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	3c4866cc29d2a3c3cc7c0c697fb71cf129c451d4674f724a05b70f8e7106132b.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe	3c4866cc29d2a3c3cc7c0c697fb71cf129c451d4674f724a05b70f8e7106132b.exe
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	3c4866cc29d2a3c3cc7c0c697fb71cf129c451d4674f724a05b70f8e7106132b.exe
File created	C:\Program Files (x86)\Google\Chrome\Application\chrome.exe	3c4866cc29d2a3c3cc7c0c697fb71cf129c451d4674f724a05b70f8e7106132b.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

4892 PING.EXE

pid	process
4892	PING.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

3c4866cc29d2a3c3cc7c0c697fb71cf129c451d4674f724a05b70f8e7106132b.exe

pid	process
2400	3c4866cc29d2a3c3cc7c0c697fb71cf129c451d4674f724a05b70f8e7106132b.exe
2400	3c4866cc29d2a3c3cc7c0c697fb71cf129c451d4674f724a05b70f8e7106132b.exe

Suspicious behavior: LoadsDriver 1 IoCs

Processes:

TXPlatforn.exe

pid process

2896 TXPlatforn.exe

pid	process
2896	TXPlatforn.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

svchost.exeTXPlatforn.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	712	svchost.exe
Token: SeLoadDriverPrivilege	2896	TXPlatforn.exe
Token: 33	2896	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	2896	TXPlatforn.exe
Token: 33	2896	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	2896	TXPlatforn.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

3c4866cc29d2a3c3cc7c0c697fb71cf129c451d4674f724a05b70f8e7106132b.exe

pid	process
2400	3c4866cc29d2a3c3cc7c0c697fb71cf129c451d4674f724a05b70f8e7106132b.exe
2400	3c4866cc29d2a3c3cc7c0c697fb71cf129c451d4674f724a05b70f8e7106132b.exe

Suspicious use of WriteProcessMemory 21 IoCs

Processes:

3c4866cc29d2a3c3cc7c0c697fb71cf129c451d4674f724a05b70f8e7106132b.exesvchost.exeTXPlatforn.execmd.exesvchost.exe

description	pid	process	target process
PID 2400 wrote to memory of 712	2400	3c4866cc29d2a3c3cc7c0c697fb71cf129c451d4674f724a05b70f8e7106132b.exe	svchost.exe
PID 2400 wrote to memory of 712	2400	3c4866cc29d2a3c3cc7c0c697fb71cf129c451d4674f724a05b70f8e7106132b.exe	svchost.exe
PID 2400 wrote to memory of 712	2400	3c4866cc29d2a3c3cc7c0c697fb71cf129c451d4674f724a05b70f8e7106132b.exe	svchost.exe
PID 712 wrote to memory of 4452	712	svchost.exe	cmd.exe
PID 712 wrote to memory of 4452	712	svchost.exe	cmd.exe
PID 712 wrote to memory of 4452	712	svchost.exe	cmd.exe
PID 2400 wrote to memory of 4360	2400	3c4866cc29d2a3c3cc7c0c697fb71cf129c451d4674f724a05b70f8e7106132b.exe	svchos.exe
PID 2400 wrote to memory of 4360	2400	3c4866cc29d2a3c3cc7c0c697fb71cf129c451d4674f724a05b70f8e7106132b.exe	svchos.exe
PID 2400 wrote to memory of 4360	2400	3c4866cc29d2a3c3cc7c0c697fb71cf129c451d4674f724a05b70f8e7106132b.exe	svchos.exe
PID 4084 wrote to memory of 2896	4084	TXPlatforn.exe	TXPlatforn.exe
PID 4084 wrote to memory of 2896	4084	TXPlatforn.exe	TXPlatforn.exe
PID 4084 wrote to memory of 2896	4084	TXPlatforn.exe	TXPlatforn.exe
PID 2400 wrote to memory of 4984	2400	3c4866cc29d2a3c3cc7c0c697fb71cf129c451d4674f724a05b70f8e7106132b.exe	HD_3c4866cc29d2a3c3cc7c0c697fb71cf129c451d4674f724a05b70f8e7106132b.exe
PID 2400 wrote to memory of 4984	2400	3c4866cc29d2a3c3cc7c0c697fb71cf129c451d4674f724a05b70f8e7106132b.exe	HD_3c4866cc29d2a3c3cc7c0c697fb71cf129c451d4674f724a05b70f8e7106132b.exe
PID 2400 wrote to memory of 4984	2400	3c4866cc29d2a3c3cc7c0c697fb71cf129c451d4674f724a05b70f8e7106132b.exe	HD_3c4866cc29d2a3c3cc7c0c697fb71cf129c451d4674f724a05b70f8e7106132b.exe
PID 4452 wrote to memory of 4892	4452	cmd.exe	PING.EXE
PID 4452 wrote to memory of 4892	4452	cmd.exe	PING.EXE
PID 4452 wrote to memory of 4892	4452	cmd.exe	PING.EXE
PID 2072 wrote to memory of 2224	2072	svchost.exe	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
PID 2072 wrote to memory of 2224	2072	svchost.exe	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
PID 2072 wrote to memory of 2224	2072	svchost.exe	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe

C:\Users\Admin\AppData\Local\Temp\3c4866cc29d2a3c3cc7c0c697fb71cf129c451d4674f724a05b70f8e7106132b.exe
"C:\Users\Admin\AppData\Local\Temp\3c4866cc29d2a3c3cc7c0c697fb71cf129c451d4674f724a05b70f8e7106132b.exe"
1⤵
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2400

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:712

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:4452

C:\Windows\SysWOW64\PING.EXE
ping -n 2 127.0.0.1
4⤵
- Runs ping.exe
PID:4892

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:4360

C:\Users\Admin\AppData\Local\Temp\HD_3c4866cc29d2a3c3cc7c0c697fb71cf129c451d4674f724a05b70f8e7106132b.exe
C:\Users\Admin\AppData\Local\Temp\HD_3c4866cc29d2a3c3cc7c0c697fb71cf129c451d4674f724a05b70f8e7106132b.exe
2⤵
- Executes dropped EXE
PID:4984

C:\Windows\SysWOW64\TXPlatforn.exe
C:\Windows\SysWOW64\TXPlatforn.exe -auto
1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4084

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:2896

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"
1⤵
PID:1348

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:2072

C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
C:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\240598234.txt",MainThread
2⤵
- Executes dropped EXE
- Loads dropped DLL
PID:2224

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\HD_3c4866cc29d2a3c3cc7c0c697fb71cf129c451d4674f724a05b70f8e7106132b.exe
Filesize
3.1MB

MD5
fb083acd60fe5c3156dc25442be815e3

SHA1
61df59b8f3ebd8b3d29ca3aedc4995e23cacf6d8

SHA256
f130b3789962d5c8b59aa250d6f26ad5945928f3905b32bf65aa7bd30348a794

SHA512
7147337d2c1006bb15cfa967c9eea6826b63c8d343f866e7454d7368d25019f39e52cf179500810834244c3ca9644d6c0df0b2c3128a9051e9ee6b428fa926f6

Download Submit
C:\Users\Admin\AppData\Local\Temp\RCX3DE4.tmp
Filesize
1.8MB

MD5
7da7438a014b4eb6d929fd30034a9bb8

SHA1
dda693e12455970427713891bdebba248cfaff90

SHA256
7ffcdb47fe087b682bff589f52a15e9a2763f7dc24bdd23b3ce3d823ac7d51cf

SHA512
aab033065d7669d498fcf1f5ac02190b6f26ce46736d0a1cdbcacc5b3657c7c84385b5b66e0b56af2a4347ed6d11a645e4acca886f1e740b05762ce9bf4079f1

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

MD5
3b377ad877a942ec9f60ea285f7119a2

SHA1
60b23987b20d913982f723ab375eef50fafa6c70

SHA256
62954fdf65e629b39a29f539619d20691332184c6b6be5a826128a8e759bfa84

SHA512
af3a71f867ad9d28772c48b521097f9bf8931eb89fd2974e8de10990241419a39ddc3c0b36dd38aac4fdf14e1f0c5e228692618e93adce958d5b5dab8940e46f

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

MD5
a4329177954d4104005bce3020e5ef59

SHA1
23c29e295e2dbb8454012d619ca3f81e4c16e85a

SHA256
6156d003d54dcf2ee92f21bd6e7a6a7f91730bd2804381260bcabe465abe6ddd

SHA512
81e9d456a4abfc7cd9e0943d4a0ce15523362c3179f3368381d1d7974f80a9f9113b5404b96e67e91684e0ea1895b7d0073e4c48d0bfc4fd0244b1af6acf0208

Download Submit
C:\Windows\SysWOW64\240598234.txt
Filesize
50KB

MD5
d96bfdc05ca6943f9c0535515b3b338d

SHA1
2118b9bff840169509d0860cdacf2acd8b3ebfff

SHA256
d9adafa626b7f12830bc6ee145c9e2fff270b7fe03ec7487c12b6f5732db06d3

SHA512
29105a5d87bb5b588fed6ae5d43118a84ffcc333276ac9fef4d261dd423b3171de287172363a55c0d0042c61bdfa583fb6c39ac6634255a3fdd1f461b1d96828

Download Submit
C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
Filesize
60KB

MD5
889b99c52a60dd49227c5e485a016679

SHA1
8fa889e456aa646a4d0a4349977430ce5fa5e2d7

SHA256
6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

SHA512
08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

Download Submit
memory/712-7-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/712-10-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/712-4-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/712-6-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2896-43-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2896-51-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2896-32-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2896-53-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4084-15-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4084-13-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4084-31-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4084-19-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4084-16-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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