gh0strat | 2827195b0c96802d7e7edcf5db405dc4278dc6ca45634c259cc0a3eef10fdebd

General

Target

2827195b0c96802d7e7edcf5db405dc4278dc6ca45634c259cc0a3eef10fdebd.exe
Size

2.1MB
MD5

b8432633911c3f42c1fc5c7877f958a3
SHA1

b6e51fd89a17a71cba5eb99f71fa6e018324aaf1
SHA256

2827195b0c96802d7e7edcf5db405dc4278dc6ca45634c259cc0a3eef10fdebd
SHA512

ac05dd835a92d4bbb906d8424cef15a06f46c700d25733a01adec2a3b439584c15f96b79e760291a6649b90f8745be9cab315ebf4993bb4b2a9ab752394e95de
SSDEEP

49152:MQZAdVyVT9n/Gg0P+WhorpebgBZPItx2apeapelI:tGdVyVT9nOgmh3EMtUvlI

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/3628-6-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3628-8-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3628-7-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1788-16-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1788-31-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2508-39-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2508-44-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1788-19-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1788-15-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2508-81-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 11 IoCs

Processes:

resource	yara_rule
behavioral2/memory/3628-6-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3628-8-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3628-7-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1788-16-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1788-31-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
C:\Windows\SysWOW64\240597765.txt	family_gh0strat
behavioral2/memory/2508-39-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2508-44-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1788-19-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1788-15-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2508-81-0x0000000010000000-0x00000000101B6000-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\\240597765.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_2827195b0c96802d7e7edcf5db405dc4278dc6ca45634c259cc0a3eef10fdebd.exeÖ÷¶¯·ÀÓù·þÎñÄ£¿é.exe

pid	process
3628	svchost.exe
1788	TXPlatforn.exe
5068	svchos.exe
2508	TXPlatforn.exe
3932	HD_2827195b0c96802d7e7edcf5db405dc4278dc6ca45634c259cc0a3eef10fdebd.exe
4124	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe

Loads dropped DLL 3 IoCs

Processes:

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

pid process

5068 svchos.exe
3808 svchost.exe
4124 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe

pid	process
5068	svchos.exe
3808	svchost.exe
4124	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/3628-4-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3628-6-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3628-8-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3628-7-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1788-13-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1788-16-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1788-31-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2508-39-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2508-44-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1788-19-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1788-15-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2508-81-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in System32 directory 6 IoCs

Processes:

svchos.exesvchost.exesvchost.exe

description	ioc	process
File created	C:\Windows\SysWOW64\240597765.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
File opened for modification	C:\Windows\SysWOW64\TXPlatforn.exe	svchost.exe

Drops file in Program Files directory 5 IoCs

Processes:

2827195b0c96802d7e7edcf5db405dc4278dc6ca45634c259cc0a3eef10fdebd.exe

description	ioc	process
File created	C:\Program Files (x86)\Google\Chrome\Application\chrome.exe	2827195b0c96802d7e7edcf5db405dc4278dc6ca45634c259cc0a3eef10fdebd.exe
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe	2827195b0c96802d7e7edcf5db405dc4278dc6ca45634c259cc0a3eef10fdebd.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	2827195b0c96802d7e7edcf5db405dc4278dc6ca45634c259cc0a3eef10fdebd.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe	2827195b0c96802d7e7edcf5db405dc4278dc6ca45634c259cc0a3eef10fdebd.exe
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	2827195b0c96802d7e7edcf5db405dc4278dc6ca45634c259cc0a3eef10fdebd.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

2688 PING.EXE

pid	process
2688	PING.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

2827195b0c96802d7e7edcf5db405dc4278dc6ca45634c259cc0a3eef10fdebd.exe

pid	process
1312	2827195b0c96802d7e7edcf5db405dc4278dc6ca45634c259cc0a3eef10fdebd.exe
1312	2827195b0c96802d7e7edcf5db405dc4278dc6ca45634c259cc0a3eef10fdebd.exe

Suspicious behavior: LoadsDriver 1 IoCs

Processes:

TXPlatforn.exe

pid process

2508 TXPlatforn.exe

pid	process
2508	TXPlatforn.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

svchost.exeTXPlatforn.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	3628	svchost.exe
Token: SeLoadDriverPrivilege	2508	TXPlatforn.exe
Token: 33	2508	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	2508	TXPlatforn.exe
Token: 33	2508	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	2508	TXPlatforn.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

2827195b0c96802d7e7edcf5db405dc4278dc6ca45634c259cc0a3eef10fdebd.exe

pid	process
1312	2827195b0c96802d7e7edcf5db405dc4278dc6ca45634c259cc0a3eef10fdebd.exe
1312	2827195b0c96802d7e7edcf5db405dc4278dc6ca45634c259cc0a3eef10fdebd.exe

Suspicious use of WriteProcessMemory 18 IoCs

Processes:

2827195b0c96802d7e7edcf5db405dc4278dc6ca45634c259cc0a3eef10fdebd.exesvchost.exeTXPlatforn.execmd.exesvchost.exe

description	pid	process	target process
PID 1312 wrote to memory of 3628	1312	2827195b0c96802d7e7edcf5db405dc4278dc6ca45634c259cc0a3eef10fdebd.exe	svchost.exe
PID 1312 wrote to memory of 3628	1312	2827195b0c96802d7e7edcf5db405dc4278dc6ca45634c259cc0a3eef10fdebd.exe	svchost.exe
PID 1312 wrote to memory of 3628	1312	2827195b0c96802d7e7edcf5db405dc4278dc6ca45634c259cc0a3eef10fdebd.exe	svchost.exe
PID 3628 wrote to memory of 2660	3628	svchost.exe	cmd.exe
PID 3628 wrote to memory of 2660	3628	svchost.exe	cmd.exe
PID 3628 wrote to memory of 2660	3628	svchost.exe	cmd.exe
PID 1312 wrote to memory of 5068	1312	2827195b0c96802d7e7edcf5db405dc4278dc6ca45634c259cc0a3eef10fdebd.exe	svchos.exe
PID 1312 wrote to memory of 5068	1312	2827195b0c96802d7e7edcf5db405dc4278dc6ca45634c259cc0a3eef10fdebd.exe	svchos.exe
PID 1312 wrote to memory of 5068	1312	2827195b0c96802d7e7edcf5db405dc4278dc6ca45634c259cc0a3eef10fdebd.exe	svchos.exe
PID 1788 wrote to memory of 2508	1788	TXPlatforn.exe	TXPlatforn.exe
PID 1788 wrote to memory of 2508	1788	TXPlatforn.exe	TXPlatforn.exe
PID 1788 wrote to memory of 2508	1788	TXPlatforn.exe	TXPlatforn.exe
PID 2660 wrote to memory of 2688	2660	cmd.exe	PING.EXE
PID 2660 wrote to memory of 2688	2660	cmd.exe	PING.EXE
PID 2660 wrote to memory of 2688	2660	cmd.exe	PING.EXE
PID 3808 wrote to memory of 4124	3808	svchost.exe	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
PID 3808 wrote to memory of 4124	3808	svchost.exe	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
PID 3808 wrote to memory of 4124	3808	svchost.exe	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe

C:\Users\Admin\AppData\Local\Temp\2827195b0c96802d7e7edcf5db405dc4278dc6ca45634c259cc0a3eef10fdebd.exe
"C:\Users\Admin\AppData\Local\Temp\2827195b0c96802d7e7edcf5db405dc4278dc6ca45634c259cc0a3eef10fdebd.exe"
1⤵
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1312
- 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:3628
- - 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:2660
  - - C:\Windows\SysWOW64\PING.EXE
      ping -n 2 127.0.0.1
      4⤵
      Runs ping.exe
      PID:2688
- 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:5068
- C:\Users\Admin\AppData\Local\Temp\HD_2827195b0c96802d7e7edcf5db405dc4278dc6ca45634c259cc0a3eef10fdebd.exe
  C:\Users\Admin\AppData\Local\Temp\HD_2827195b0c96802d7e7edcf5db405dc4278dc6ca45634c259cc0a3eef10fdebd.exe
  2⤵
  - Executes dropped EXE
  PID:3932

C:\Windows\SysWOW64\TXPlatforn.exe
C:\Windows\SysWOW64\TXPlatforn.exe -auto
1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1788
- 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:2508

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"
1⤵
PID:4972

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:3808
- C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
  C:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\240597765.txt",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:4124

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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

Remote System Discovery

1

T1018

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\HD_2827195b0c96802d7e7edcf5db405dc4278dc6ca45634c259cc0a3eef10fdebd.exe

Filesize
645KB

MD5
00eae789b0aab1b0fbd23b830fbf1064

SHA1
e4e5fd089f6ae17c83f073cf91edc9db8189980d

SHA256
7addb2269266ac471a690802cab54539b40c2ae5b31e2120fdcf8dfb0ed15dc7

SHA512
23a0e06b39f8b5a932ae5b8f60704ba265332b341ac8bab5b74b2f31f04ce8c7fe6f77278d70c7685cfa894ab0e25a70d89990f5f643b54c07337f90fa5943fb

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

Filesize
1.5MB

MD5
709945b2576bfaba69352063c66bde72

SHA1
b8098f634cfd343408f2b70889e89b36ded18338

SHA256
89f6714c7c5dbe384a39360e532b8596b2893ac22835311fc69816b86d322068

SHA512
5c03db085d75017cfb82bdc2a36ab0afdde43c41b9fd3c47b9fdfbfee67270c94264fa493812e0e1be778bf470ef1c8f208934c569e6662aa68808bf88225dfd

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\240597765.txt

Filesize
50KB

MD5
5898ad90b1aefb76b062f25caaa5fe3d

SHA1
399f1e5e2206324ca6f82e68db7022bad8cd9030

SHA256
2c4204d29d6e59245e809e4fc5dfb998d167bb9ee572d07b202474cc3ad40581

SHA512
2d6497caa3fcdc8427157383c267542deee01ea31c0155ac5495b2858fc7e3e8561d8581dc63fffb2ba1fc3c22d5c7b35f092e5f85aa3c4d78da82ef594f8379

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

Filesize
60KB

MD5
889b99c52a60dd49227c5e485a016679

SHA1
8fa889e456aa646a4d0a4349977430ce5fa5e2d7

SHA256
6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

SHA512
08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

Download Submit
memory/1788-15-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1788-19-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1788-13-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1788-16-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1788-31-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2508-44-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2508-39-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2508-81-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3628-7-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3628-8-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3628-6-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3628-4-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads