gh0strat | 2f755d2f8e4301ce20d78a99f86bcc77ae1a945616183c94aabd860150acd06f

General

Target

2f755d2f8e4301ce20d78a99f86bcc77ae1a945616183c94aabd860150acd06f.exe
Size

7.4MB
MD5

e5e5e388023192ae579c56da2f3a9810
SHA1

383c97a65bef6d6023f57a02ccb8b660b9c2b097
SHA256

2f755d2f8e4301ce20d78a99f86bcc77ae1a945616183c94aabd860150acd06f
SHA512

c8c50d7af2395c9103f8282fda3b8ded036878941675fd5de7a544fa2324c83aa2685872d34cb81da3b623e496e3c0e85a4d094461491a147797009fe7ef18a2
SSDEEP

196608:oWT9nO7KFRFtxo/xAr5DdlBDtfPgk01/mgxpBGSEk:s7KFRyxATD+k01/V0S

Score

10^/10

gh0strat purplefox persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 10 IoCs

Detect PurpleFox Rootkit.

rootkit

Processes:

resource	yara_rule
behavioral2/memory/3376-6-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3376-10-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3376-7-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1020-15-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1020-17-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1020-16-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1020-29-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4976-32-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4976-35-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4976-42-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 11 IoCs

Processes:

resource	yara_rule
behavioral2/memory/3376-6-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3376-10-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3376-7-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1020-15-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1020-17-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1020-16-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1020-29-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
C:\Windows\SysWOW64\240599453.txt	family_gh0strat
behavioral2/memory/4976-32-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4976-35-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4976-42-0x0000000010000000-0x00000000101B6000-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\\240599453.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_2f755d2f8e4301ce20d78a99f86bcc77ae1a945616183c94aabd860150acd06f.exeÖ÷¶¯·ÀÓù·þÎñÄ£¿é.exe

pid	process
3376	svchost.exe
1020	TXPlatforn.exe
4276	svchos.exe
4976	TXPlatforn.exe
408	HD_2f755d2f8e4301ce20d78a99f86bcc77ae1a945616183c94aabd860150acd06f.exe
4688	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe

Loads dropped DLL 3 IoCs

Processes:

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

pid process

4276 svchos.exe
2912 svchost.exe
4688 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe

pid	process
4276	svchos.exe
2912	svchost.exe
4688	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe

UPX packed file 12 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/3376-6-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3376-4-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3376-10-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3376-7-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1020-13-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1020-15-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1020-17-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1020-16-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1020-29-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4976-32-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4976-35-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4976-42-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in System32 directory 6 IoCs

Processes:

svchost.exesvchos.exesvchost.exe

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\TXPlatforn.exe	svchost.exe
File created	C:\Windows\SysWOW64\240599453.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
File created	C:\Windows\SysWOW64\TXPlatforn.exe	svchost.exe

Drops file in Program Files directory 5 IoCs

Processes:

2f755d2f8e4301ce20d78a99f86bcc77ae1a945616183c94aabd860150acd06f.exe

description	ioc	process
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe	2f755d2f8e4301ce20d78a99f86bcc77ae1a945616183c94aabd860150acd06f.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe	2f755d2f8e4301ce20d78a99f86bcc77ae1a945616183c94aabd860150acd06f.exe
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	2f755d2f8e4301ce20d78a99f86bcc77ae1a945616183c94aabd860150acd06f.exe
File created	C:\Program Files (x86)\Google\Chrome\Application\chrome.exe	2f755d2f8e4301ce20d78a99f86bcc77ae1a945616183c94aabd860150acd06f.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	2f755d2f8e4301ce20d78a99f86bcc77ae1a945616183c94aabd860150acd06f.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

5080 PING.EXE

pid	process
5080	PING.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

2f755d2f8e4301ce20d78a99f86bcc77ae1a945616183c94aabd860150acd06f.exe

pid	process
2936	2f755d2f8e4301ce20d78a99f86bcc77ae1a945616183c94aabd860150acd06f.exe
2936	2f755d2f8e4301ce20d78a99f86bcc77ae1a945616183c94aabd860150acd06f.exe

Suspicious behavior: LoadsDriver 1 IoCs

Processes:

TXPlatforn.exe

pid process

4976 TXPlatforn.exe

pid	process
4976	TXPlatforn.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

svchost.exeTXPlatforn.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	3376	svchost.exe
Token: SeLoadDriverPrivilege	4976	TXPlatforn.exe
Token: 33	4976	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	4976	TXPlatforn.exe
Token: 33	4976	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	4976	TXPlatforn.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

2f755d2f8e4301ce20d78a99f86bcc77ae1a945616183c94aabd860150acd06f.exe

pid	process
2936	2f755d2f8e4301ce20d78a99f86bcc77ae1a945616183c94aabd860150acd06f.exe
2936	2f755d2f8e4301ce20d78a99f86bcc77ae1a945616183c94aabd860150acd06f.exe

Suspicious use of WriteProcessMemory 20 IoCs

Processes:

2f755d2f8e4301ce20d78a99f86bcc77ae1a945616183c94aabd860150acd06f.exesvchost.exeTXPlatforn.execmd.exesvchost.exe

description	pid	process	target process
PID 2936 wrote to memory of 3376	2936	2f755d2f8e4301ce20d78a99f86bcc77ae1a945616183c94aabd860150acd06f.exe	svchost.exe
PID 2936 wrote to memory of 3376	2936	2f755d2f8e4301ce20d78a99f86bcc77ae1a945616183c94aabd860150acd06f.exe	svchost.exe
PID 2936 wrote to memory of 3376	2936	2f755d2f8e4301ce20d78a99f86bcc77ae1a945616183c94aabd860150acd06f.exe	svchost.exe
PID 3376 wrote to memory of 3488	3376	svchost.exe	cmd.exe
PID 3376 wrote to memory of 3488	3376	svchost.exe	cmd.exe
PID 3376 wrote to memory of 3488	3376	svchost.exe	cmd.exe
PID 2936 wrote to memory of 4276	2936	2f755d2f8e4301ce20d78a99f86bcc77ae1a945616183c94aabd860150acd06f.exe	svchos.exe
PID 2936 wrote to memory of 4276	2936	2f755d2f8e4301ce20d78a99f86bcc77ae1a945616183c94aabd860150acd06f.exe	svchos.exe
PID 2936 wrote to memory of 4276	2936	2f755d2f8e4301ce20d78a99f86bcc77ae1a945616183c94aabd860150acd06f.exe	svchos.exe
PID 1020 wrote to memory of 4976	1020	TXPlatforn.exe	TXPlatforn.exe
PID 1020 wrote to memory of 4976	1020	TXPlatforn.exe	TXPlatforn.exe
PID 1020 wrote to memory of 4976	1020	TXPlatforn.exe	TXPlatforn.exe
PID 3488 wrote to memory of 5080	3488	cmd.exe	PING.EXE
PID 3488 wrote to memory of 5080	3488	cmd.exe	PING.EXE
PID 3488 wrote to memory of 5080	3488	cmd.exe	PING.EXE
PID 2936 wrote to memory of 408	2936	2f755d2f8e4301ce20d78a99f86bcc77ae1a945616183c94aabd860150acd06f.exe	HD_2f755d2f8e4301ce20d78a99f86bcc77ae1a945616183c94aabd860150acd06f.exe
PID 2936 wrote to memory of 408	2936	2f755d2f8e4301ce20d78a99f86bcc77ae1a945616183c94aabd860150acd06f.exe	HD_2f755d2f8e4301ce20d78a99f86bcc77ae1a945616183c94aabd860150acd06f.exe
PID 2912 wrote to memory of 4688	2912	svchost.exe	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
PID 2912 wrote to memory of 4688	2912	svchost.exe	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
PID 2912 wrote to memory of 4688	2912	svchost.exe	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe

C:\Users\Admin\AppData\Local\Temp\2f755d2f8e4301ce20d78a99f86bcc77ae1a945616183c94aabd860150acd06f.exe
"C:\Users\Admin\AppData\Local\Temp\2f755d2f8e4301ce20d78a99f86bcc77ae1a945616183c94aabd860150acd06f.exe"
1⤵
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2936

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:3376

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:3488

C:\Windows\SysWOW64\PING.EXE
ping -n 2 127.0.0.1
4⤵
- Runs ping.exe
PID:5080

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:4276

C:\Users\Admin\AppData\Local\Temp\HD_2f755d2f8e4301ce20d78a99f86bcc77ae1a945616183c94aabd860150acd06f.exe
C:\Users\Admin\AppData\Local\Temp\HD_2f755d2f8e4301ce20d78a99f86bcc77ae1a945616183c94aabd860150acd06f.exe
2⤵
- Executes dropped EXE
PID:408

C:\Windows\SysWOW64\TXPlatforn.exe
C:\Windows\SysWOW64\TXPlatforn.exe -auto
1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1020

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:4976

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"
1⤵
PID:4256

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:2912

C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
C:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\240599453.txt",MainThread
2⤵
- Executes dropped EXE
- Loads dropped DLL
PID:4688

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_2f755d2f8e4301ce20d78a99f86bcc77ae1a945616183c94aabd860150acd06f.exe
Filesize
6.2MB

MD5
5cbd39984f59adb8d005a56f7b9dadbd

SHA1
d843f0d80c573589a317a3bbbf144b9ac69727bc

SHA256
6d1c79fd8bb2e7d05a2f1e19541c758ab138cf73ac79d4df8cbf53286d2d629a

SHA512
fafbf6b275b0ef0a827f262aafca4b08cc3b61306e9657b2faeca6b7a599644f8a75cacf11aad3c7de1e24517e3d4bf059e4f87977a69f6cd4d4ed8e394cfb87

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

MD5
71278bc2b07721e1e74e5da3c20d1871

SHA1
208089a6d3b5c553b1f6a33c5a89922144b49c82

SHA256
5bfd2e8f70c22d872ffd30843de26742d30dec974f7c71a77b4bfc503285710a

SHA512
f483b280c434934b8cdc44d1de97220394f0368267f7415624c829003f75f2e0cf229a17b606e547dc470ac636d0e69dbd6a31c52b6bd53619dfacd8f0d92667

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\240599453.txt
Filesize
50KB

MD5
dcd6268bd2aa3c335d18fd3ec92a75a6

SHA1
ad0fff0aff0d8754e664be9b673481f44c7bc5a9

SHA256
58cde4ef81ed79521f7b9c5433578f0ba9e5ab570d70ea60151fb51e3a2cc525

SHA512
afffe1d50065d3acc2ae7b8444e89772bce3109fb33dedb6b88d944f09bafc774ed5d88edd78e17ce3e6ce445b3a136e37287b72b7f729b46e78bf82fe742e11

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

MD5
889b99c52a60dd49227c5e485a016679

SHA1
8fa889e456aa646a4d0a4349977430ce5fa5e2d7

SHA256
6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

SHA512
08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

Download Submit
memory/1020-13-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1020-15-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1020-17-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1020-16-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1020-29-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3376-7-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3376-10-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3376-4-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3376-6-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4976-32-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4976-35-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4976-42-0x0000000010000000-0x00000000101B6000-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