gh0strat | 69a5b3a95d2fc615e447cbb8c65a9a385cf0304ed5e3523807ff35d0a32b812c

General

Target

69a5b3a95d2fc615e447cbb8c65a9a385cf0304ed5e3523807ff35d0a32b812c.exe
Size

1.6MB
MD5

b42084d4553e41a106ca723b631abd60
SHA1

cd4f63dfe463c5918125429b09e57fdf7402a4cd
SHA256

69a5b3a95d2fc615e447cbb8c65a9a385cf0304ed5e3523807ff35d0a32b812c
SHA512

8bb9c46bd29607ec3714e331f57354dd078f1f83fe196fa5c202de689a3b9feb755807b3b2985efd85e4177bd989be49969182ef2364188479e89f7c86bf85cd
SSDEEP

24576:2QZoidOTdVZinacCET9Ecl1erdg0MCiVWhFU7cVyJtv:2QZAdVyVT9n/Gg0P+WhoFtv

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/2324-10-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2324-6-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2324-7-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3792-17-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1732-25-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3792-29-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3792-16-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3792-15-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1732-32-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1732-36-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1732-38-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 12 IoCs

resource	yara_rule
behavioral2/memory/2324-10-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2324-6-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2324-7-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3792-17-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1732-25-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3792-29-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3792-16-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3792-15-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1732-32-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/files/0x0008000000023557-30.dat	family_gh0strat
behavioral2/memory/1732-36-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1732-38-0x0000000010000000-0x00000000101B6000-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\\240670343.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
2324	svchost.exe
3792	TXPlatforn.exe
1732	TXPlatforn.exe
2296	svchos.exe
3692	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe

Loads dropped DLL 3 IoCs

pid	Process
2296	svchos.exe
4388	svchost.exe
3692	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/2324-4-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2324-10-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2324-6-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2324-7-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3792-13-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3792-17-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1732-25-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3792-29-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3792-16-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3792-15-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1732-32-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1732-36-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1732-38-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in System32 directory 6 IoCs

description	ioc	Process
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\240670343.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

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	69a5b3a95d2fc615e447cbb8c65a9a385cf0304ed5e3523807ff35d0a32b812c.exe
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	69a5b3a95d2fc615e447cbb8c65a9a385cf0304ed5e3523807ff35d0a32b812c.exe
File created	C:\Program Files (x86)\Google\Chrome\Application\chrome.exe	69a5b3a95d2fc615e447cbb8c65a9a385cf0304ed5e3523807ff35d0a32b812c.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	69a5b3a95d2fc615e447cbb8c65a9a385cf0304ed5e3523807ff35d0a32b812c.exe
File created	C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe	69a5b3a95d2fc615e447cbb8c65a9a385cf0304ed5e3523807ff35d0a32b812c.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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	69a5b3a95d2fc615e447cbb8c65a9a385cf0304ed5e3523807ff35d0a32b812c.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
4116	cmd.exe
752	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
752	PING.EXE

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
1732	TXPlatforn.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2324	svchost.exe
Token: SeLoadDriverPrivilege	1732	TXPlatforn.exe
Token: 33	1732	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	1732	TXPlatforn.exe
Token: 33	1732	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	1732	TXPlatforn.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
4204	69a5b3a95d2fc615e447cbb8c65a9a385cf0304ed5e3523807ff35d0a32b812c.exe
4204	69a5b3a95d2fc615e447cbb8c65a9a385cf0304ed5e3523807ff35d0a32b812c.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 4204 wrote to memory of 2324	4204	69a5b3a95d2fc615e447cbb8c65a9a385cf0304ed5e3523807ff35d0a32b812c.exe	91
PID 4204 wrote to memory of 2324	4204	69a5b3a95d2fc615e447cbb8c65a9a385cf0304ed5e3523807ff35d0a32b812c.exe	91
PID 4204 wrote to memory of 2324	4204	69a5b3a95d2fc615e447cbb8c65a9a385cf0304ed5e3523807ff35d0a32b812c.exe	91
PID 3792 wrote to memory of 1732	3792	TXPlatforn.exe	94
PID 3792 wrote to memory of 1732	3792	TXPlatforn.exe	94
PID 3792 wrote to memory of 1732	3792	TXPlatforn.exe	94
PID 2324 wrote to memory of 4116	2324	svchost.exe	93
PID 2324 wrote to memory of 4116	2324	svchost.exe	93
PID 2324 wrote to memory of 4116	2324	svchost.exe	93
PID 4204 wrote to memory of 2296	4204	69a5b3a95d2fc615e447cbb8c65a9a385cf0304ed5e3523807ff35d0a32b812c.exe	95
PID 4204 wrote to memory of 2296	4204	69a5b3a95d2fc615e447cbb8c65a9a385cf0304ed5e3523807ff35d0a32b812c.exe	95
PID 4204 wrote to memory of 2296	4204	69a5b3a95d2fc615e447cbb8c65a9a385cf0304ed5e3523807ff35d0a32b812c.exe	95
PID 4116 wrote to memory of 752	4116	cmd.exe	98
PID 4116 wrote to memory of 752	4116	cmd.exe	98
PID 4116 wrote to memory of 752	4116	cmd.exe	98
PID 4388 wrote to memory of 3692	4388	svchost.exe	104
PID 4388 wrote to memory of 3692	4388	svchost.exe	104
PID 4388 wrote to memory of 3692	4388	svchost.exe	104

C:\Users\Admin\AppData\Local\Temp\69a5b3a95d2fc615e447cbb8c65a9a385cf0304ed5e3523807ff35d0a32b812c.exe
"C:\Users\Admin\AppData\Local\Temp\69a5b3a95d2fc615e447cbb8c65a9a385cf0304ed5e3523807ff35d0a32b812c.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4204
- 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:2324
- - 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:4116
  - - 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:752
- 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:2296

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:3792
- 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:1732

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"
1⤵
PID:3684

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:4388
- C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
  C:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\240670343.txt",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:3692

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=3036,i,11251706013556949551,5157034131170452377,262144 --variations-seed-version --mojo-platform-channel-handle=1288 /prefetch:8
1⤵
PID:456

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\RCX5946.tmp

Filesize
1.6MB

MD5
b42084d4553e41a106ca723b631abd60

SHA1
cd4f63dfe463c5918125429b09e57fdf7402a4cd

SHA256
69a5b3a95d2fc615e447cbb8c65a9a385cf0304ed5e3523807ff35d0a32b812c

SHA512
8bb9c46bd29607ec3714e331f57354dd078f1f83fe196fa5c202de689a3b9feb755807b3b2985efd85e4177bd989be49969182ef2364188479e89f7c86bf85cd

Download Submit
C:\Users\Admin\AppData\Local\Temp\X.ico

Filesize
69KB

MD5
e33fb6d686b1a8b171349572c5a33f67

SHA1
29f24fe536adf799b69b63c83efadc1bce457a54

SHA256
020c8e0963f89f4b14538b7d69e83c6fec44a29bbbd52fbb6deb2be5c697f450

SHA512
cf1f1d6a9efe53f84e5b4a8246b87c0b96496716605d1b00352d9aae30e664d3d2cbadebf598b4e690a9feef0b5785887a4e643cc5f68938ca744af1d3539e55

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\240670343.txt

Filesize
50KB

MD5
1d60aa14a12a683957e01d4f63d17c62

SHA1
ed0fc84e66b3096cccaf384da5a63a7ce63c542c

SHA256
06e7aa53c62a75cfcba06d0270dafc93163ee6031cdbcdd9b15906ef18d441d5

SHA512
d4c8fa079d676f1e4f39e2156b21528203701764dd25a1b89faa70f32c9803b415cc5f69a4e19660b2cdf5d1b0e61fe7f13efbda09ddce15e1cf4d81c3b9d889

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

Filesize
60KB

MD5
889b99c52a60dd49227c5e485a016679

SHA1
8fa889e456aa646a4d0a4349977430ce5fa5e2d7

SHA256
6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

SHA512
08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

Download Submit
memory/1732-32-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1732-25-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1732-36-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1732-38-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2324-7-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2324-6-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2324-10-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2324-4-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3792-17-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3792-29-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3792-16-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3792-15-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3792-13-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads