gh0strat | f2f9c4e8e200a70d2e05c1bb63aab5a53a77d44b797b87e110b4ebca57f6c9eb

Analysis

max time kernel
150s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
03-12-2024 16:01

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

f2f9c4e8e200a70d2e05c1bb63aab5a53a77d44b797b87e110b4ebca57f6c9eb.exe
Size

3.6MB
MD5

09a12f2abb4781f1617d0e350ae1ae50
SHA1

4dd70a3f1a479b621b139c119d545cd7c14fd6b7
SHA256

f2f9c4e8e200a70d2e05c1bb63aab5a53a77d44b797b87e110b4ebca57f6c9eb
SHA512

4cb1001219f1a15107a0ac001db81b4457d98ce0b7afbe52911304658261d28a3e946dd9adfd8bbdcc71d3605fc949fabfea7aecd0c87bcfea7ddaaf2dfcb27b
SSDEEP

49152:4CwsbCANnKXferL7Vwe/Gg0P+WhjWJpWoAFzOHWhB4:Tws2ANnKXOaeOgmhyJgnzS

Score

10^/10

gh0strat purplefox discovery persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 8 IoCs

Detect PurpleFox Rootkit.

rootkit

Processes:

resource	yara_rule
behavioral2/memory/2768-20-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2768-21-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1872-29-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1872-28-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2768-35-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1564-36-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1564-42-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1564-46-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 10 IoCs

Processes:

resource	yara_rule
behavioral2/files/0x000a000000023b9a-5.dat	family_gh0strat
behavioral2/memory/2768-19-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2768-20-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2768-21-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1872-29-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1872-28-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2768-35-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1564-36-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1564-42-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1564-46-0x0000000010000000-0x00000000101B6000-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
Gh0strat family
gh0strat
PurpleFox
PurpleFox is an exploit kit used to distribute other malware families and first seen in 2018.
rootkit trojan purplefox
Purplefox family
purplefox

Drops file in Drivers directory 1 IoCs

Processes:

TXPlatfor.exe

description	ioc	Process
File created	C:\Windows\system32\drivers\QAssist.sys	TXPlatfor.exe

Server Software Component: Terminal Services DLL 1 TTPs 1 IoCs

persistence

Terminal Services DLL

T1505.005

Processes:

R.exe

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Remote Data\Parameters\ServiceDll = "C:\\Windows\\system32\\240618296.txt"	R.exe

Sets service image path in registry 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

TXPlatfor.exe

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\QAssist\ImagePath = "system32\\DRIVERS\\QAssist.sys"	TXPlatfor.exe

Executes dropped EXE 6 IoCs

Processes:

R.exeN.exeTXPlatfor.exeTXPlatfor.exeHD_f2f9c4e8e200a70d2e05c1bb63aab5a53a77d44b797b87e110b4ebca57f6c9eb.exeRemote Data.exe

pid	Process
2564	R.exe
2768	N.exe
1872	TXPlatfor.exe
1564	TXPlatfor.exe
1020	HD_f2f9c4e8e200a70d2e05c1bb63aab5a53a77d44b797b87e110b4ebca57f6c9eb.exe
4868	Remote Data.exe

Loads dropped DLL 3 IoCs

Processes:

R.exesvchost.exeRemote Data.exe

pid	Process
2564	R.exe
4776	svchost.exe
4868	Remote Data.exe

Drops file in System32 directory 6 IoCs

Processes:

svchost.exeN.exeR.exe

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\Remote Data.exe	svchost.exe
File created	C:\Windows\SysWOW64\TXPlatfor.exe	N.exe
File opened for modification	C:\Windows\SysWOW64\TXPlatfor.exe	N.exe
File created	C:\Windows\SysWOW64\240618296.txt	R.exe
File opened for modification	C:\Windows\SysWOW64\ini.ini	R.exe
File created	C:\Windows\SysWOW64\Remote Data.exe	svchost.exe

UPX packed file 11 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/2768-17-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2768-19-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2768-20-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2768-21-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1872-26-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1872-29-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1872-28-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2768-35-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1564-36-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1564-42-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1564-46-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in Program Files directory 1 IoCs

Processes:

f2f9c4e8e200a70d2e05c1bb63aab5a53a77d44b797b87e110b4ebca57f6c9eb.exe

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe	f2f9c4e8e200a70d2e05c1bb63aab5a53a77d44b797b87e110b4ebca57f6c9eb.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 9 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

Processes:

cmd.exeHD_f2f9c4e8e200a70d2e05c1bb63aab5a53a77d44b797b87e110b4ebca57f6c9eb.exeRemote Data.exef2f9c4e8e200a70d2e05c1bb63aab5a53a77d44b797b87e110b4ebca57f6c9eb.exeR.exesvchost.exeN.exeTXPlatfor.exePING.EXE

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	HD_f2f9c4e8e200a70d2e05c1bb63aab5a53a77d44b797b87e110b4ebca57f6c9eb.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Remote Data.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f2f9c4e8e200a70d2e05c1bb63aab5a53a77d44b797b87e110b4ebca57f6c9eb.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	R.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	TXPlatfor.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.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

Processes:

cmd.exePING.EXE

pid	Process
1644	cmd.exe
808	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

Processes:

PING.EXE

pid	Process
808	PING.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

f2f9c4e8e200a70d2e05c1bb63aab5a53a77d44b797b87e110b4ebca57f6c9eb.exe

pid	Process
2068	f2f9c4e8e200a70d2e05c1bb63aab5a53a77d44b797b87e110b4ebca57f6c9eb.exe
2068	f2f9c4e8e200a70d2e05c1bb63aab5a53a77d44b797b87e110b4ebca57f6c9eb.exe

Suspicious behavior: LoadsDriver 1 IoCs

Processes:

TXPlatfor.exe

pid	Process
1564	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

N.exeTXPlatfor.exe

description	pid	Process
Token: SeIncBasePriorityPrivilege	2768	N.exe
Token: SeLoadDriverPrivilege	1564	TXPlatfor.exe
Token: 33	1564	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	1564	TXPlatfor.exe
Token: 33	1564	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	1564	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

f2f9c4e8e200a70d2e05c1bb63aab5a53a77d44b797b87e110b4ebca57f6c9eb.exe

pid	Process
2068	f2f9c4e8e200a70d2e05c1bb63aab5a53a77d44b797b87e110b4ebca57f6c9eb.exe
2068	f2f9c4e8e200a70d2e05c1bb63aab5a53a77d44b797b87e110b4ebca57f6c9eb.exe

Suspicious use of WriteProcessMemory 21 IoCs

Processes:

f2f9c4e8e200a70d2e05c1bb63aab5a53a77d44b797b87e110b4ebca57f6c9eb.exeTXPlatfor.exeN.execmd.exesvchost.exe

description	pid	Process	procid_target
PID 2068 wrote to memory of 2564	2068	f2f9c4e8e200a70d2e05c1bb63aab5a53a77d44b797b87e110b4ebca57f6c9eb.exe	82
PID 2068 wrote to memory of 2564	2068	f2f9c4e8e200a70d2e05c1bb63aab5a53a77d44b797b87e110b4ebca57f6c9eb.exe	82
PID 2068 wrote to memory of 2564	2068	f2f9c4e8e200a70d2e05c1bb63aab5a53a77d44b797b87e110b4ebca57f6c9eb.exe	82
PID 2068 wrote to memory of 2768	2068	f2f9c4e8e200a70d2e05c1bb63aab5a53a77d44b797b87e110b4ebca57f6c9eb.exe	85
PID 2068 wrote to memory of 2768	2068	f2f9c4e8e200a70d2e05c1bb63aab5a53a77d44b797b87e110b4ebca57f6c9eb.exe	85
PID 2068 wrote to memory of 2768	2068	f2f9c4e8e200a70d2e05c1bb63aab5a53a77d44b797b87e110b4ebca57f6c9eb.exe	85
PID 1872 wrote to memory of 1564	1872	TXPlatfor.exe	88
PID 1872 wrote to memory of 1564	1872	TXPlatfor.exe	88
PID 1872 wrote to memory of 1564	1872	TXPlatfor.exe	88
PID 2768 wrote to memory of 1644	2768	N.exe	87
PID 2768 wrote to memory of 1644	2768	N.exe	87
PID 2768 wrote to memory of 1644	2768	N.exe	87
PID 1644 wrote to memory of 808	1644	cmd.exe	90
PID 1644 wrote to memory of 808	1644	cmd.exe	90
PID 1644 wrote to memory of 808	1644	cmd.exe	90
PID 2068 wrote to memory of 1020	2068	f2f9c4e8e200a70d2e05c1bb63aab5a53a77d44b797b87e110b4ebca57f6c9eb.exe	91
PID 2068 wrote to memory of 1020	2068	f2f9c4e8e200a70d2e05c1bb63aab5a53a77d44b797b87e110b4ebca57f6c9eb.exe	91
PID 2068 wrote to memory of 1020	2068	f2f9c4e8e200a70d2e05c1bb63aab5a53a77d44b797b87e110b4ebca57f6c9eb.exe	91
PID 4776 wrote to memory of 4868	4776	svchost.exe	92
PID 4776 wrote to memory of 4868	4776	svchost.exe	92
PID 4776 wrote to memory of 4868	4776	svchost.exe	92

C:\Users\Admin\AppData\Local\Temp\f2f9c4e8e200a70d2e05c1bb63aab5a53a77d44b797b87e110b4ebca57f6c9eb.exe
"C:\Users\Admin\AppData\Local\Temp\f2f9c4e8e200a70d2e05c1bb63aab5a53a77d44b797b87e110b4ebca57f6c9eb.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:2068
- C:\Users\Admin\AppData\Local\Temp\R.exe
  C:\Users\Admin\AppData\Local\Temp\\R.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:2564
- C:\Users\Admin\AppData\Local\Temp\N.exe
  C:\Users\Admin\AppData\Local\Temp\\N.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:2768
- - 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\N.exe > nul
    3⤵
    - System Location Discovery: System Language Discovery
    - System Network Configuration Discovery: Internet Connection Discovery
    - Suspicious use of WriteProcessMemory
    PID:1644
  - - 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:808
- C:\Users\Admin\AppData\Local\Temp\HD_f2f9c4e8e200a70d2e05c1bb63aab5a53a77d44b797b87e110b4ebca57f6c9eb.exe
  C:\Users\Admin\AppData\Local\Temp\HD_f2f9c4e8e200a70d2e05c1bb63aab5a53a77d44b797b87e110b4ebca57f6c9eb.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:1020

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
PID:1864

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4776
- C:\Windows\SysWOW64\Remote Data.exe
  "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\240618296.txt",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:4868

C:\Windows\SysWOW64\TXPlatfor.exe
C:\Windows\SysWOW64\TXPlatfor.exe -auto
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1872
- C:\Windows\SysWOW64\TXPlatfor.exe
  C:\Windows\SysWOW64\TXPlatfor.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:1564

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

System Location Discovery

T1614

System Language Discovery

T1614.001

System Network Configuration Discovery

T1016

Internet Connection Discovery

T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

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

Filesize
2.5MB

MD5
33a9b5baca0c3b566ef001dd69bf611b

SHA1
d35cd0011edcc1ee5e38c0fb5e954627016b85c1

SHA256
5af06e7cf196de8edb241ecb002438d276658eca8c375f227c768e4ca598bbaa

SHA512
9b1c8145a4f1a07852649d1a1d504c30e5a0d7687126a692445e10d4f812a77bf37a1f4626db66f4dce9f9ba0b04fc5bac92ceec0c2a339318deb53c5a628a75

Download Submit
C:\Users\Admin\AppData\Local\Temp\HD_f2f9c4e8e200a70d2e05c1bb63aab5a53a77d44b797b87e110b4ebca57f6c9eb.exe

Filesize
1.1MB

MD5
3748b7e4240762c5d80b5ff3bb9f0bcb

SHA1
a44e12fb1b183b17503493fdf089fb9994924657

SHA256
6da1e668df4eea2198b64f34dbc604586180176e60a7b389637fbd43084e25ff

SHA512
9b3b11043a6426009b8bccc6bfadc8105fef7872240d4591e77b8967f9ee5c52b41fcc57f0c444aaac224b0f4f6dcdbaf75364a81b74997ac30ebada54a9a4dc

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

Filesize
377KB

MD5
4a36a48e58829c22381572b2040b6fe0

SHA1
f09d30e44ff7e3f20a5de307720f3ad148c6143b

SHA256
3de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8

SHA512
5d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0

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

Filesize
941KB

MD5
8dc3adf1c490211971c1e2325f1424d2

SHA1
4eec4a4e7cb97c5efa6c72e0731cd090c0c4adc5

SHA256
bc29f2022ab3b812e50c8681ff196f090c038b5ab51e37daffac4469a8c2eb2c

SHA512
ae92ea20b359849dcdba4808119b154e3af5ef3687ee09de1797610fe8c4d3eb9065b068074d35adddb4b225d17c619baff3944cb137ad196bcef7a6507f920d

Download Submit
C:\Windows\SysWOW64\240618296.txt

Filesize
899KB

MD5
346f6cdd79e416850db62bb26ed355ab

SHA1
3c9b559669ca4f2b57a4a7e999da3dede7fa6403

SHA256
4642e6f0cb2acd67ab136ae9282844d8304a1eb3671742959c7e6f58ce79a99d

SHA512
cf520ff11ca589d017ca4b5c5cf72b260d8aa17aca4587f4bd8a910992801b8803a0a64a57341d44b021e1e3ee358c1b2b6c16f2f72079207dd0c8c1df561850

Download Submit
C:\Windows\SysWOW64\Remote Data.exe

Filesize
60KB

MD5
889b99c52a60dd49227c5e485a016679

SHA1
8fa889e456aa646a4d0a4349977430ce5fa5e2d7

SHA256
6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

SHA512
08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

Download Submit
memory/1564-36-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1564-46-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1564-42-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1872-29-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1872-28-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1872-26-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2768-35-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2768-21-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2768-20-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2768-19-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2768-17-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download