gh0strat | 7d1532062c945ee2be6f84d18af7b3b1b2a616b4c73d36f75a0309dec9433540

General

Target

7d1532062c945ee2be6f84d18af7b3b1b2a616b4c73d36f75a0309dec9433540.exe
Size

1.6MB
MD5

76008dc9b5a8611d12437cc10cc35b74
SHA1

7466f019bae6a24a4eb52495859cde3107b6a690
SHA256

7d1532062c945ee2be6f84d18af7b3b1b2a616b4c73d36f75a0309dec9433540
SHA512

50989791ed7a6ba6612e87dd96085a1a5b70749835610411adfef58043d8e9f2e9a3a92cdf7284aec47374bd51e90cf34620acf888ae29a16cabbc6e175c457f
SSDEEP

24576:jQZoidOTdVZinacCET9Ecl1erdg0MCiVWhFU7cVWD:jQZAdVyVT9n/Gg0P+WhoB

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/1692-6-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1692-7-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1692-10-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4988-17-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2996-29-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2996-37-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2996-40-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4988-28-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2996-25-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4988-16-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4988-15-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 12 IoCs

resource	yara_rule
behavioral2/memory/1692-6-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1692-7-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1692-10-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4988-17-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2996-29-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2996-37-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/files/0x000700000002349b-42.dat	family_gh0strat
behavioral2/memory/2996-40-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4988-28-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2996-25-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4988-16-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4988-15-0x0000000010000000-0x00000000101B6000-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\\240623515.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 5 IoCs

pid	Process
1692	svchost.exe
4988	TXPlatforn.exe
2996	TXPlatforn.exe
4228	svchos.exe
4848	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe

Loads dropped DLL 3 IoCs

pid	Process
4228	svchos.exe
2608	svchost.exe
4848	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/1692-6-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1692-7-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1692-10-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1692-4-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4988-13-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4988-17-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2996-29-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2996-37-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2996-40-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4988-28-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2996-25-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4988-16-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4988-15-0x0000000010000000-0x00000000101B6000-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\240623515.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\VideoLAN\VLC\vlc.exe	7d1532062c945ee2be6f84d18af7b3b1b2a616b4c73d36f75a0309dec9433540.exe
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe	7d1532062c945ee2be6f84d18af7b3b1b2a616b4c73d36f75a0309dec9433540.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe	7d1532062c945ee2be6f84d18af7b3b1b2a616b4c73d36f75a0309dec9433540.exe
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	7d1532062c945ee2be6f84d18af7b3b1b2a616b4c73d36f75a0309dec9433540.exe
File created	C:\Program Files (x86)\Google\Chrome\Application\chrome.exe	7d1532062c945ee2be6f84d18af7b3b1b2a616b4c73d36f75a0309dec9433540.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	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
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	7d1532062c945ee2be6f84d18af7b3b1b2a616b4c73d36f75a0309dec9433540.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
3828	cmd.exe
652	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
652	PING.EXE

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
2996	TXPlatforn.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	1692	svchost.exe
Token: SeLoadDriverPrivilege	2996	TXPlatforn.exe
Token: 33	2996	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	2996	TXPlatforn.exe
Token: 33	2996	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	2996	TXPlatforn.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1840	7d1532062c945ee2be6f84d18af7b3b1b2a616b4c73d36f75a0309dec9433540.exe
1840	7d1532062c945ee2be6f84d18af7b3b1b2a616b4c73d36f75a0309dec9433540.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 1840 wrote to memory of 1692	1840	7d1532062c945ee2be6f84d18af7b3b1b2a616b4c73d36f75a0309dec9433540.exe	82
PID 1840 wrote to memory of 1692	1840	7d1532062c945ee2be6f84d18af7b3b1b2a616b4c73d36f75a0309dec9433540.exe	82
PID 1840 wrote to memory of 1692	1840	7d1532062c945ee2be6f84d18af7b3b1b2a616b4c73d36f75a0309dec9433540.exe	82
PID 1692 wrote to memory of 3828	1692	svchost.exe	84
PID 1692 wrote to memory of 3828	1692	svchost.exe	84
PID 1692 wrote to memory of 3828	1692	svchost.exe	84
PID 4988 wrote to memory of 2996	4988	TXPlatforn.exe	85
PID 4988 wrote to memory of 2996	4988	TXPlatforn.exe	85
PID 4988 wrote to memory of 2996	4988	TXPlatforn.exe	85
PID 1840 wrote to memory of 4228	1840	7d1532062c945ee2be6f84d18af7b3b1b2a616b4c73d36f75a0309dec9433540.exe	86
PID 1840 wrote to memory of 4228	1840	7d1532062c945ee2be6f84d18af7b3b1b2a616b4c73d36f75a0309dec9433540.exe	86
PID 1840 wrote to memory of 4228	1840	7d1532062c945ee2be6f84d18af7b3b1b2a616b4c73d36f75a0309dec9433540.exe	86
PID 3828 wrote to memory of 652	3828	cmd.exe	90
PID 3828 wrote to memory of 652	3828	cmd.exe	90
PID 3828 wrote to memory of 652	3828	cmd.exe	90
PID 2608 wrote to memory of 4848	2608	svchost.exe	95
PID 2608 wrote to memory of 4848	2608	svchost.exe	95
PID 2608 wrote to memory of 4848	2608	svchost.exe	95

C:\Users\Admin\AppData\Local\Temp\7d1532062c945ee2be6f84d18af7b3b1b2a616b4c73d36f75a0309dec9433540.exe
"C:\Users\Admin\AppData\Local\Temp\7d1532062c945ee2be6f84d18af7b3b1b2a616b4c73d36f75a0309dec9433540.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1840
- 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:1692
- - 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:3828
  - - 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:652
- 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:4228

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:4988
- 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:2996

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"
1⤵
PID:1060

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:2608
- C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
  C:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\240623515.txt",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:4848

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

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Downloads

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\240623515.txt

Filesize
50KB

MD5
2ccce0224244345e95a9aa6f87c3a5ed

SHA1
98634d852dc3cc2b2a40bf052e965adbb86d4a34

SHA256
28c2faf25545d9e0a7bee87a65ff8839bc77e664eeec4c0f9efc791272507f28

SHA512
93d071faa5e52f9dd2f51a54b82aaa8c348552fe28aa3ca69cf43eb3984a132c56ee6a1990c7b72ad1f40f6a7c1b1ddb5a46f4476b2ffb77c5ca398db28aee62

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

Filesize
60KB

MD5
889b99c52a60dd49227c5e485a016679

SHA1
8fa889e456aa646a4d0a4349977430ce5fa5e2d7

SHA256
6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

SHA512
08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

Download Submit
memory/1692-4-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1692-10-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1692-7-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1692-6-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2996-29-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2996-37-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2996-40-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2996-25-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4988-17-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4988-13-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4988-28-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4988-16-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4988-15-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads