gh0strat | 76a42514cb9a06f55a454b460eb2eb19e91bcd2321a0171a1c76a63e5035401c

General

Target

76a42514cb9a06f55a454b460eb2eb19e91bcd2321a0171a1c76a63e5035401c.exe
Size

2.4MB
MD5

97b2cd43e35844b74d95664664e5743d
SHA1

7e61b61ff2a94ef345dc7404090c3ca264026b71
SHA256

76a42514cb9a06f55a454b460eb2eb19e91bcd2321a0171a1c76a63e5035401c
SHA512

3bb089759974851509fc29a07f49651790bc2fdbb6488c036bc2632085d1a84c5e0fe09b6adeaf23e60a5ee581289f8e9e879a76d3bdbf4e48ea6c3fec7ee46b
SSDEEP

49152:LQZAdVyVT9n/Gg0P+WhoLJDmn250YZZuOC:cGdVyVT9nOgmhWJDmn250YZZuT

Score

10^/10

gh0strat purplefox persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 11 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral2/memory/2564-6-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2564-10-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2564-7-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3484-15-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3484-20-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3484-25-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/808-41-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/808-47-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/808-29-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/808-58-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3484-16-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 12 IoCs

resource	yara_rule
behavioral2/memory/2564-6-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2564-10-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2564-7-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3484-15-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3484-20-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3484-25-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/files/0x000700000002340c-30.dat	family_gh0strat
behavioral2/memory/808-41-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/808-47-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/808-29-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/808-58-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3484-16-0x0000000010000000-0x00000000101B6000-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

description	ioc	Process
File created	C:\Windows\system32\drivers\QAssist.sys	TXPlatforn.exe

Server Software Component: Terminal Services DLL 1 TTPs 1 IoCs

persistence

Terminal Services DLL

T1505.005

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Ö÷¶¯·ÀÓù·þÎñÄ£¿é\Parameters\ServiceDll = "C:\\Windows\\system32\\240603765.txt"	svchos.exe

Sets service image path in registry 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\QAssist\ImagePath = "system32\\DRIVERS\\QAssist.sys"	TXPlatforn.exe

Executes dropped EXE 6 IoCs

pid	Process
2564	svchost.exe
3484	TXPlatforn.exe
1048	svchos.exe
808	TXPlatforn.exe
2596	HD_76a42514cb9a06f55a454b460eb2eb19e91bcd2321a0171a1c76a63e5035401c.exe
3108	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe

Loads dropped DLL 3 IoCs

pid	Process
1048	svchos.exe
2964	svchost.exe
3108	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe

UPX packed file 13 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2564-5-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2564-6-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2564-10-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2564-7-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3484-14-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3484-15-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3484-20-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3484-25-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/808-41-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/808-47-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/808-29-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/808-58-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3484-16-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in System32 directory 6 IoCs

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\240603765.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 5 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe	76a42514cb9a06f55a454b460eb2eb19e91bcd2321a0171a1c76a63e5035401c.exe
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	76a42514cb9a06f55a454b460eb2eb19e91bcd2321a0171a1c76a63e5035401c.exe
File created	C:\Program Files (x86)\Google\Chrome\Application\chrome.exe	76a42514cb9a06f55a454b460eb2eb19e91bcd2321a0171a1c76a63e5035401c.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	76a42514cb9a06f55a454b460eb2eb19e91bcd2321a0171a1c76a63e5035401c.exe
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe	76a42514cb9a06f55a454b460eb2eb19e91bcd2321a0171a1c76a63e5035401c.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

pid	Process
2236	PING.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4496	76a42514cb9a06f55a454b460eb2eb19e91bcd2321a0171a1c76a63e5035401c.exe
4496	76a42514cb9a06f55a454b460eb2eb19e91bcd2321a0171a1c76a63e5035401c.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
808	TXPlatforn.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2564	svchost.exe
Token: SeLoadDriverPrivilege	808	TXPlatforn.exe
Token: 33	808	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	808	TXPlatforn.exe
Token: 33	808	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	808	TXPlatforn.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
4496	76a42514cb9a06f55a454b460eb2eb19e91bcd2321a0171a1c76a63e5035401c.exe
4496	76a42514cb9a06f55a454b460eb2eb19e91bcd2321a0171a1c76a63e5035401c.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 4496 wrote to memory of 2564	4496	76a42514cb9a06f55a454b460eb2eb19e91bcd2321a0171a1c76a63e5035401c.exe	80
PID 4496 wrote to memory of 2564	4496	76a42514cb9a06f55a454b460eb2eb19e91bcd2321a0171a1c76a63e5035401c.exe	80
PID 4496 wrote to memory of 2564	4496	76a42514cb9a06f55a454b460eb2eb19e91bcd2321a0171a1c76a63e5035401c.exe	80
PID 2564 wrote to memory of 680	2564	svchost.exe	82
PID 2564 wrote to memory of 680	2564	svchost.exe	82
PID 2564 wrote to memory of 680	2564	svchost.exe	82
PID 4496 wrote to memory of 1048	4496	76a42514cb9a06f55a454b460eb2eb19e91bcd2321a0171a1c76a63e5035401c.exe	83
PID 4496 wrote to memory of 1048	4496	76a42514cb9a06f55a454b460eb2eb19e91bcd2321a0171a1c76a63e5035401c.exe	83
PID 4496 wrote to memory of 1048	4496	76a42514cb9a06f55a454b460eb2eb19e91bcd2321a0171a1c76a63e5035401c.exe	83
PID 3484 wrote to memory of 808	3484	TXPlatforn.exe	84
PID 3484 wrote to memory of 808	3484	TXPlatforn.exe	84
PID 3484 wrote to memory of 808	3484	TXPlatforn.exe	84
PID 4496 wrote to memory of 2596	4496	76a42514cb9a06f55a454b460eb2eb19e91bcd2321a0171a1c76a63e5035401c.exe	87
PID 4496 wrote to memory of 2596	4496	76a42514cb9a06f55a454b460eb2eb19e91bcd2321a0171a1c76a63e5035401c.exe	87
PID 680 wrote to memory of 2236	680	cmd.exe	89
PID 680 wrote to memory of 2236	680	cmd.exe	89
PID 680 wrote to memory of 2236	680	cmd.exe	89
PID 2964 wrote to memory of 3108	2964	svchost.exe	90
PID 2964 wrote to memory of 3108	2964	svchost.exe	90
PID 2964 wrote to memory of 3108	2964	svchost.exe	90

C:\Users\Admin\AppData\Local\Temp\76a42514cb9a06f55a454b460eb2eb19e91bcd2321a0171a1c76a63e5035401c.exe
"C:\Users\Admin\AppData\Local\Temp\76a42514cb9a06f55a454b460eb2eb19e91bcd2321a0171a1c76a63e5035401c.exe"
1⤵
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4496
- 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:2564
- - 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:680
  - - C:\Windows\SysWOW64\PING.EXE
      ping -n 2 127.0.0.1
      4⤵
      Runs ping.exe
      PID:2236
- C:\Users\Admin\AppData\Local\Temp\svchos.exe
  C:\Users\Admin\AppData\Local\Temp\\svchos.exe
  2⤵
  - Server Software Component: Terminal Services DLL
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in System32 directory
  PID:1048
- C:\Users\Admin\AppData\Local\Temp\HD_76a42514cb9a06f55a454b460eb2eb19e91bcd2321a0171a1c76a63e5035401c.exe
  C:\Users\Admin\AppData\Local\Temp\HD_76a42514cb9a06f55a454b460eb2eb19e91bcd2321a0171a1c76a63e5035401c.exe
  2⤵
  - Executes dropped EXE
  PID:2596

C:\Windows\SysWOW64\TXPlatforn.exe
C:\Windows\SysWOW64\TXPlatforn.exe -auto
1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3484
- 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:808

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"
1⤵
PID:2264

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:2964
- C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
  C:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\240603765.txt",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:3108

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

Server Software Component

1

T1505

Terminal Services DLL

1

T1505.005

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_76a42514cb9a06f55a454b460eb2eb19e91bcd2321a0171a1c76a63e5035401c.exe

Filesize
811KB

MD5
f228b7a47e44aeec9954bbd55bc37bc8

SHA1
6f1f946e47b1a351265e1a4cce8f44c3e5fd0ac0

SHA256
de4c33fb5429481b5c73137b78680e3e8644bbbad61fffed0ed3ecba6577a088

SHA512
48ce98cf7cb86199feecb6a2a4a36bb36146dda50bbab848f33958673d0fd5b1e86d74296f6457599dfe7b53cae8941bd192fe7aa472514a520911e1ac02b556

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

Filesize
1.6MB

MD5
6d3f04529c14e407ef5f6c687b3b023d

SHA1
50c45abdc66e646092534a525ce37c377891f44e

SHA256
a4c9a9270f7625f7b15913c7e2eb0647a6c5e42ed763760c68c40159ab43e42e

SHA512
ace3bde8ce932d3c71ba189c2c470d64bc96d9a8cf38cb3484019c35a767e958e04baebbd272d7f5c7eae5abf12ea3b3be38282522d1d9a72335514a19f0eaef

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\240603765.txt

Filesize
50KB

MD5
ff4d49089f777e0547fdafe1d054d9bb

SHA1
2eeeace48e3c72a72f0f71e1b6ac1f91d530275a

SHA256
d057cb4e2d4ae8f8f04113049f46209eddbfbbc3d718f179fe58c8dc8610a480

SHA512
d2226cc8da2e89ef3885ad19bac76d95ed935a588b41716b47e0d0bef138d4b40a8efac2d88246b4c0d51f8e03c05a021b89d7d064fd0a033da2aafbf71fc967

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

Filesize
60KB

MD5
889b99c52a60dd49227c5e485a016679

SHA1
8fa889e456aa646a4d0a4349977430ce5fa5e2d7

SHA256
6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

SHA512
08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

Download Submit
memory/808-58-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/808-29-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/808-47-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/808-41-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2564-7-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2564-10-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2564-6-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2564-5-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3484-25-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3484-20-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3484-15-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3484-14-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3484-16-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads