gh0strat | 65ca10479fc6ee6d8f9a276878a5313b4145776c505e7d23e8716c42f740fc4a

General

Target

65ca10479fc6ee6d8f9a276878a5313b4145776c505e7d23e8716c42f740fc4a.exe
Size

2.2MB
MD5

f0e2f2f26ef1e2b99b56f27651f72330
SHA1

92e2b5467a0c9af9579c3f0c9448d5b2daa0b5b5
SHA256

65ca10479fc6ee6d8f9a276878a5313b4145776c505e7d23e8716c42f740fc4a
SHA512

9b5a0ffd86e36c510a3f8f0b9263431cf8d4adf1fa3abcb66c4c2ee60ebbd22806e738c02711d4685c56276db895390cfcee59e8a2ecfeff19afe5fcf90cb969
SSDEEP

49152:jQZAdVyVT9n/Gg0P+WhowZPItx2apeapelI:EGdVyVT9nOgmhStUvlI

Score

10^/10

gh0strat purplefox discovery persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 11 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral2/memory/5048-6-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/5048-10-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/5048-7-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3668-16-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3668-17-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3668-15-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3668-25-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4196-26-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4196-85-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4196-89-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4196-90-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 12 IoCs

resource	yara_rule
behavioral2/memory/5048-6-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/5048-10-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/5048-7-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3668-16-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3668-17-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3668-15-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3668-25-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/files/0x00070000000234a7-36.dat	family_gh0strat
behavioral2/memory/4196-26-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4196-85-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4196-89-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4196-90-0x0000000010000000-0x00000000101B6000-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\\240625765.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
5048	svchost.exe
3668	TXPlatforn.exe
4196	TXPlatforn.exe
3248	svchos.exe
3048	HD_65ca10479fc6ee6d8f9a276878a5313b4145776c505e7d23e8716c42f740fc4a.exe
4760	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe

Loads dropped DLL 3 IoCs

pid	Process
3248	svchos.exe
388	svchost.exe
4760	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe

Drops file in System32 directory 6 IoCs

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\240625765.txt	svchos.exe
File opened for modification	C:\Windows\SysWOW64\ini.ini	svchos.exe

UPX packed file 13 IoCs

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

upx

resource	yara_rule
behavioral2/memory/5048-6-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/5048-4-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/5048-10-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/5048-7-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3668-16-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3668-17-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3668-15-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3668-25-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4196-26-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3668-14-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4196-85-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4196-89-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4196-90-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in Program Files directory 5 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	65ca10479fc6ee6d8f9a276878a5313b4145776c505e7d23e8716c42f740fc4a.exe
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe	65ca10479fc6ee6d8f9a276878a5313b4145776c505e7d23e8716c42f740fc4a.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe	65ca10479fc6ee6d8f9a276878a5313b4145776c505e7d23e8716c42f740fc4a.exe
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	65ca10479fc6ee6d8f9a276878a5313b4145776c505e7d23e8716c42f740fc4a.exe
File created	C:\Program Files (x86)\Google\Chrome\Application\chrome.exe	65ca10479fc6ee6d8f9a276878a5313b4145776c505e7d23e8716c42f740fc4a.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 8 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	65ca10479fc6ee6d8f9a276878a5313b4145776c505e7d23e8716c42f740fc4a.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	TXPlatforn.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchos.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
2856	PING.EXE
1248	cmd.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2856	PING.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4968	65ca10479fc6ee6d8f9a276878a5313b4145776c505e7d23e8716c42f740fc4a.exe
4968	65ca10479fc6ee6d8f9a276878a5313b4145776c505e7d23e8716c42f740fc4a.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
4196	TXPlatforn.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	5048	svchost.exe
Token: SeLoadDriverPrivilege	4196	TXPlatforn.exe
Token: 33	4196	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	4196	TXPlatforn.exe
Token: 33	4196	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	4196	TXPlatforn.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
4968	65ca10479fc6ee6d8f9a276878a5313b4145776c505e7d23e8716c42f740fc4a.exe
4968	65ca10479fc6ee6d8f9a276878a5313b4145776c505e7d23e8716c42f740fc4a.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 4968 wrote to memory of 5048	4968	65ca10479fc6ee6d8f9a276878a5313b4145776c505e7d23e8716c42f740fc4a.exe	82
PID 4968 wrote to memory of 5048	4968	65ca10479fc6ee6d8f9a276878a5313b4145776c505e7d23e8716c42f740fc4a.exe	82
PID 4968 wrote to memory of 5048	4968	65ca10479fc6ee6d8f9a276878a5313b4145776c505e7d23e8716c42f740fc4a.exe	82
PID 5048 wrote to memory of 1248	5048	svchost.exe	84
PID 5048 wrote to memory of 1248	5048	svchost.exe	84
PID 5048 wrote to memory of 1248	5048	svchost.exe	84
PID 3668 wrote to memory of 4196	3668	TXPlatforn.exe	85
PID 3668 wrote to memory of 4196	3668	TXPlatforn.exe	85
PID 3668 wrote to memory of 4196	3668	TXPlatforn.exe	85
PID 4968 wrote to memory of 3248	4968	65ca10479fc6ee6d8f9a276878a5313b4145776c505e7d23e8716c42f740fc4a.exe	86
PID 4968 wrote to memory of 3248	4968	65ca10479fc6ee6d8f9a276878a5313b4145776c505e7d23e8716c42f740fc4a.exe	86
PID 4968 wrote to memory of 3248	4968	65ca10479fc6ee6d8f9a276878a5313b4145776c505e7d23e8716c42f740fc4a.exe	86
PID 1248 wrote to memory of 2856	1248	cmd.exe	91
PID 1248 wrote to memory of 2856	1248	cmd.exe	91
PID 1248 wrote to memory of 2856	1248	cmd.exe	91
PID 388 wrote to memory of 4760	388	svchost.exe	92
PID 388 wrote to memory of 4760	388	svchost.exe	92
PID 388 wrote to memory of 4760	388	svchost.exe	92

C:\Users\Admin\AppData\Local\Temp\65ca10479fc6ee6d8f9a276878a5313b4145776c505e7d23e8716c42f740fc4a.exe
"C:\Users\Admin\AppData\Local\Temp\65ca10479fc6ee6d8f9a276878a5313b4145776c505e7d23e8716c42f740fc4a.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4968
- 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
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:5048
- - 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⤵
    - System Location Discovery: System Language Discovery
    - System Network Configuration Discovery: Internet Connection Discovery
    - Suspicious use of WriteProcessMemory
    PID:1248
  - - C:\Windows\SysWOW64\PING.EXE
      ping -n 2 127.0.0.1
      4⤵
      System Location Discovery: System Language Discovery
      System Network Configuration Discovery: Internet Connection Discovery
      Runs ping.exe
      PID:2856
- 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
  - System Location Discovery: System Language Discovery
  PID:3248
- C:\Users\Admin\AppData\Local\Temp\HD_65ca10479fc6ee6d8f9a276878a5313b4145776c505e7d23e8716c42f740fc4a.exe
  C:\Users\Admin\AppData\Local\Temp\HD_65ca10479fc6ee6d8f9a276878a5313b4145776c505e7d23e8716c42f740fc4a.exe
  2⤵
  - Executes dropped EXE
  PID:3048

C:\Windows\SysWOW64\TXPlatforn.exe
C:\Windows\SysWOW64\TXPlatforn.exe -auto
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3668
- 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:4196

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"
1⤵
PID:2556

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:388
- C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
  C:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\240625765.txt",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:4760

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

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

System Network Configuration Discovery

1

T1016

Internet Connection Discovery

1

T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\HD_65ca10479fc6ee6d8f9a276878a5313b4145776c505e7d23e8716c42f740fc4a.exe

Filesize
645KB

MD5
00eae789b0aab1b0fbd23b830fbf1064

SHA1
e4e5fd089f6ae17c83f073cf91edc9db8189980d

SHA256
7addb2269266ac471a690802cab54539b40c2ae5b31e2120fdcf8dfb0ed15dc7

SHA512
23a0e06b39f8b5a932ae5b8f60704ba265332b341ac8bab5b74b2f31f04ce8c7fe6f77278d70c7685cfa894ab0e25a70d89990f5f643b54c07337f90fa5943fb

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

Filesize
1.6MB

MD5
76008dc9b5a8611d12437cc10cc35b74

SHA1
7466f019bae6a24a4eb52495859cde3107b6a690

SHA256
7d1532062c945ee2be6f84d18af7b3b1b2a616b4c73d36f75a0309dec9433540

SHA512
50989791ed7a6ba6612e87dd96085a1a5b70749835610411adfef58043d8e9f2e9a3a92cdf7284aec47374bd51e90cf34620acf888ae29a16cabbc6e175c457f

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\240625765.txt

Filesize
50KB

MD5
3c39c2513682bb13dc599cc6253d0068

SHA1
645ee9b12724ea99d9551db4d14882d9e0c4346d

SHA256
bab2ed9ff9f6136bd9a6885a96b109477310b233e05e7d9b9a7d0263ffce8d23

SHA512
b451ddeb1e28531dadc2f7d91d23f77468d0a5ce02168591bfd36e53b47e6e6c3610dc34b23410ece204429d3d7c6d1d1b2b14ff7e4f8c922407182fc6f11d48

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

Filesize
60KB

MD5
889b99c52a60dd49227c5e485a016679

SHA1
8fa889e456aa646a4d0a4349977430ce5fa5e2d7

SHA256
6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

SHA512
08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

Download Submit
memory/3668-25-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3668-15-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3668-17-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3668-16-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3668-14-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4196-26-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4196-85-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4196-89-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4196-90-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/5048-7-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/5048-10-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/5048-4-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/5048-6-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads