gh0strat | 678c16d06526898c5ec4082f317694975f6598ae6c873ecea71ab635998a1ffd

Analysis

max time kernel
150s
max time network
122s
platform
windows7_x64
resource
win7-20240611-en
resource tags

arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system
submitted
25/06/2024, 14:59

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General

Target

678c16d06526898c5ec4082f317694975f6598ae6c873ecea71ab635998a1ffd.exe
Size

13.9MB
MD5

5b237b485d880e67c383635b45b5a57e
SHA1

bbc0d2185df5f00a212f1c52f67dd3d4ff335685
SHA256

678c16d06526898c5ec4082f317694975f6598ae6c873ecea71ab635998a1ffd
SHA512

0c3fd901452c07ef15f7ee05257414d7c64ea6cb69a39cce94fd2bf1f40475dd169bc4678440b1b58ff32ab5d9be36004d9cb9db2b7557f34709fe63bb7a4f87
SSDEEP

98304:6GdVyVT9nOgmhZ1wMGlz/3O7LMG+DOWYUcGG:JWT9nO7RLe/+7E1

Score

10^/10

gh0strat purplefox persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 5 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral1/memory/1092-7-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/1092-8-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2808-36-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2808-32-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2808-40-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 6 IoCs

resource	yara_rule
behavioral1/memory/1092-7-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/1092-8-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/files/0x0007000000015f4b-38.dat	family_gh0strat
behavioral1/memory/2808-36-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2808-32-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2808-40-0x0000000010000000-0x00000000101B6000-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\\259400240.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
1092	svchost.exe
2036	TXPlatforn.exe
2808	TXPlatforn.exe
3004	svchos.exe
2616	HD_678c16d06526898c5ec4082f317694975f6598ae6c873ecea71ab635998a1ffd.exe
1968	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe

Loads dropped DLL 8 IoCs

pid	Process
2480	678c16d06526898c5ec4082f317694975f6598ae6c873ecea71ab635998a1ffd.exe
2036	TXPlatforn.exe
2480	678c16d06526898c5ec4082f317694975f6598ae6c873ecea71ab635998a1ffd.exe
3004	svchos.exe
2604	svchost.exe
2480	678c16d06526898c5ec4082f317694975f6598ae6c873ecea71ab635998a1ffd.exe
2604	svchost.exe
1968	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1092-7-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/1092-8-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/1092-5-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2808-36-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2808-32-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2808-40-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in System32 directory 6 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\TXPlatforn.exe	svchost.exe
File created	C:\Windows\SysWOW64\259400240.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 4 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	678c16d06526898c5ec4082f317694975f6598ae6c873ecea71ab635998a1ffd.exe
File created	C:\Program Files (x86)\Google\Chrome\Application\chrome.exe	678c16d06526898c5ec4082f317694975f6598ae6c873ecea71ab635998a1ffd.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	678c16d06526898c5ec4082f317694975f6598ae6c873ecea71ab635998a1ffd.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe	678c16d06526898c5ec4082f317694975f6598ae6c873ecea71ab635998a1ffd.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
2868	PING.EXE

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2480	678c16d06526898c5ec4082f317694975f6598ae6c873ecea71ab635998a1ffd.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
2808	TXPlatforn.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	1092	svchost.exe
Token: SeLoadDriverPrivilege	2808	TXPlatforn.exe
Token: 33	2808	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	2808	TXPlatforn.exe
Token: 33	2808	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	2808	TXPlatforn.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2480	678c16d06526898c5ec4082f317694975f6598ae6c873ecea71ab635998a1ffd.exe
2480	678c16d06526898c5ec4082f317694975f6598ae6c873ecea71ab635998a1ffd.exe
2616	HD_678c16d06526898c5ec4082f317694975f6598ae6c873ecea71ab635998a1ffd.exe
2616	HD_678c16d06526898c5ec4082f317694975f6598ae6c873ecea71ab635998a1ffd.exe
2616	HD_678c16d06526898c5ec4082f317694975f6598ae6c873ecea71ab635998a1ffd.exe

Suspicious use of WriteProcessMemory 34 IoCs

description	pid	Process	procid_target
PID 2480 wrote to memory of 1092	2480	678c16d06526898c5ec4082f317694975f6598ae6c873ecea71ab635998a1ffd.exe	28
PID 2480 wrote to memory of 1092	2480	678c16d06526898c5ec4082f317694975f6598ae6c873ecea71ab635998a1ffd.exe	28
PID 2480 wrote to memory of 1092	2480	678c16d06526898c5ec4082f317694975f6598ae6c873ecea71ab635998a1ffd.exe	28
PID 2480 wrote to memory of 1092	2480	678c16d06526898c5ec4082f317694975f6598ae6c873ecea71ab635998a1ffd.exe	28
PID 2480 wrote to memory of 1092	2480	678c16d06526898c5ec4082f317694975f6598ae6c873ecea71ab635998a1ffd.exe	28
PID 2480 wrote to memory of 1092	2480	678c16d06526898c5ec4082f317694975f6598ae6c873ecea71ab635998a1ffd.exe	28
PID 2480 wrote to memory of 1092	2480	678c16d06526898c5ec4082f317694975f6598ae6c873ecea71ab635998a1ffd.exe	28
PID 1092 wrote to memory of 2700	1092	svchost.exe	30
PID 1092 wrote to memory of 2700	1092	svchost.exe	30
PID 1092 wrote to memory of 2700	1092	svchost.exe	30
PID 1092 wrote to memory of 2700	1092	svchost.exe	30
PID 2036 wrote to memory of 2808	2036	TXPlatforn.exe	31
PID 2036 wrote to memory of 2808	2036	TXPlatforn.exe	31
PID 2036 wrote to memory of 2808	2036	TXPlatforn.exe	31
PID 2036 wrote to memory of 2808	2036	TXPlatforn.exe	31
PID 2036 wrote to memory of 2808	2036	TXPlatforn.exe	31
PID 2036 wrote to memory of 2808	2036	TXPlatforn.exe	31
PID 2036 wrote to memory of 2808	2036	TXPlatforn.exe	31
PID 2480 wrote to memory of 3004	2480	678c16d06526898c5ec4082f317694975f6598ae6c873ecea71ab635998a1ffd.exe	33
PID 2480 wrote to memory of 3004	2480	678c16d06526898c5ec4082f317694975f6598ae6c873ecea71ab635998a1ffd.exe	33
PID 2480 wrote to memory of 3004	2480	678c16d06526898c5ec4082f317694975f6598ae6c873ecea71ab635998a1ffd.exe	33
PID 2480 wrote to memory of 3004	2480	678c16d06526898c5ec4082f317694975f6598ae6c873ecea71ab635998a1ffd.exe	33
PID 2700 wrote to memory of 2868	2700	cmd.exe	34
PID 2700 wrote to memory of 2868	2700	cmd.exe	34
PID 2700 wrote to memory of 2868	2700	cmd.exe	34
PID 2700 wrote to memory of 2868	2700	cmd.exe	34
PID 2480 wrote to memory of 2616	2480	678c16d06526898c5ec4082f317694975f6598ae6c873ecea71ab635998a1ffd.exe	37
PID 2480 wrote to memory of 2616	2480	678c16d06526898c5ec4082f317694975f6598ae6c873ecea71ab635998a1ffd.exe	37
PID 2480 wrote to memory of 2616	2480	678c16d06526898c5ec4082f317694975f6598ae6c873ecea71ab635998a1ffd.exe	37
PID 2480 wrote to memory of 2616	2480	678c16d06526898c5ec4082f317694975f6598ae6c873ecea71ab635998a1ffd.exe	37
PID 2604 wrote to memory of 1968	2604	svchost.exe	38
PID 2604 wrote to memory of 1968	2604	svchost.exe	38
PID 2604 wrote to memory of 1968	2604	svchost.exe	38
PID 2604 wrote to memory of 1968	2604	svchost.exe	38

C:\Users\Admin\AppData\Local\Temp\678c16d06526898c5ec4082f317694975f6598ae6c873ecea71ab635998a1ffd.exe
"C:\Users\Admin\AppData\Local\Temp\678c16d06526898c5ec4082f317694975f6598ae6c873ecea71ab635998a1ffd.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2480
- 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:1092
- - 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:2700
  - - C:\Windows\SysWOW64\PING.EXE
      ping -n 2 127.0.0.1
      4⤵
      Runs ping.exe
      PID:2868
- 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:3004
- C:\Users\Admin\AppData\Local\Temp\HD_678c16d06526898c5ec4082f317694975f6598ae6c873ecea71ab635998a1ffd.exe
  C:\Users\Admin\AppData\Local\Temp\HD_678c16d06526898c5ec4082f317694975f6598ae6c873ecea71ab635998a1ffd.exe
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetWindowsHookEx
  PID:2616

C:\Windows\SysWOW64\TXPlatforn.exe
C:\Windows\SysWOW64\TXPlatforn.exe -auto
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2036
- 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:2808

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"
1⤵
PID:2724

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:2604
- C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
  C:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\259400240.txt",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:1968

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Server Software Component

T1505

Terminal Services DLL

T1505.005

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Remote System Discovery

T1018

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
1.8MB

MD5
aa67f40c2be27ee058e4410ee292de3d

SHA1
90d51f14e970ca64310e7bb254de20fa5ed85176

SHA256
442d03ce56a7e8797b0edfbb60880f564b6a15decf1aa7ae16ad56ed2fed1f2b

SHA512
09d62f7c9e84ccf9eb41269cce6724deb28339f09c180d09a49a6d970498480517d95d896f25bbead37f0f00ceadf0172fc0a6a379a5ffc55ea28a8d5cc42e31

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

Filesize
93KB

MD5
3b377ad877a942ec9f60ea285f7119a2

SHA1
60b23987b20d913982f723ab375eef50fafa6c70

SHA256
62954fdf65e629b39a29f539619d20691332184c6b6be5a826128a8e759bfa84

SHA512
af3a71f867ad9d28772c48b521097f9bf8931eb89fd2974e8de10990241419a39ddc3c0b36dd38aac4fdf14e1f0c5e228692618e93adce958d5b5dab8940e46f

Download Submit
\Users\Admin\AppData\Local\Temp\HD_678c16d06526898c5ec4082f317694975f6598ae6c873ecea71ab635998a1ffd.exe

Filesize
12.1MB

MD5
8f1d099a3bdeec1aa440f9c61d2665d7

SHA1
0aba9c349d4c499b34dd9be9737fdfaffba1eac2

SHA256
7f5d8ff6a8b6d5a77ed1c3f8ad64f0e6a798034d7d8b5e0008b667ec6e2f6fb7

SHA512
cc7cd2e8fff30e387c248e6d0ff2549b4320bc822a69bbf6c680da4eb5c0a5c56de38975f3b52d36ea421d7adbcc00b129fbcd147652683acc92ad5743e62045

Download Submit
\Users\Admin\AppData\Local\Temp\svchost.exe

Filesize
377KB

MD5
a4329177954d4104005bce3020e5ef59

SHA1
23c29e295e2dbb8454012d619ca3f81e4c16e85a

SHA256
6156d003d54dcf2ee92f21bd6e7a6a7f91730bd2804381260bcabe465abe6ddd

SHA512
81e9d456a4abfc7cd9e0943d4a0ce15523362c3179f3368381d1d7974f80a9f9113b5404b96e67e91684e0ea1895b7d0073e4c48d0bfc4fd0244b1af6acf0208

Download Submit
\Windows\SysWOW64\259400240.txt

Filesize
50KB

MD5
e19d5a645a32c1bb89982ab0ace9a6d2

SHA1
77b06983fa231b0ad6b247b271297ff2348b703a

SHA256
d079f818a7aa0f7778b482373a212a3baace737d3fe4654e512a70052b5c99d0

SHA512
fb8aa897342b926cd5f7b6c453fa6632f074a4d77a192efabae33c614f8fbe36716796d99fba423af4128528620b0841ed643ed75c29684832f2c9d16b4073bf

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

Filesize
43KB

MD5
51138beea3e2c21ec44d0932c71762a8

SHA1
8939cf35447b22dd2c6e6f443446acc1bf986d58

SHA256
5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

SHA512
794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

Download Submit
memory/1092-12-0x0000000000400000-0x0000000000460000-memory.dmp

Filesize
384KB

Download
memory/1092-5-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1092-8-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1092-7-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2036-18-0x0000000000400000-0x0000000000460000-memory.dmp

Filesize
384KB

Download
memory/2808-36-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2808-32-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2808-31-0x0000000000400000-0x0000000000460000-memory.dmp

Filesize
384KB

Download
memory/2808-40-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download