gh0strat | 13710a80fa3a8021b7c2b59f35245c1f97dd611eca1c7ee3f206f73ffb591ba9

Analysis

max time kernel
150s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
13-11-2024 14:55

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General

Target

13710a80fa3a8021b7c2b59f35245c1f97dd611eca1c7ee3f206f73ffb591ba9.exe
Size

4.1MB
MD5

1b848f6e02b0a83ac0ed67bf1648b95c
SHA1

08ea3467e28c3ae6cc6a2ce8db8b5c6cb5d60925
SHA256

13710a80fa3a8021b7c2b59f35245c1f97dd611eca1c7ee3f206f73ffb591ba9
SHA512

8be22d5a3ece4343b2b3c3eab990cd831f9a12793531b2508af06b4c659611e3ef6ae3eed4b6bbc998237894495bebdf017da06a66d32c6ba1a6648fc59d0a63
SSDEEP

49152:5CwsbCANnKXferL7Vwe/Gg0P+WhUDmn2JG2kcL1HlgYr5gW+oPZb16:0ws2ANnKXOaeOgmhUDmn2Tl5Fm

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/3768-20-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3768-23-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3768-19-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1964-29-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1964-28-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4204-40-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4204-54-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4204-57-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 9 IoCs

Processes:

resource	yara_rule
C:\Windows\SysWOW64\240628609.txt	family_gh0strat
behavioral2/memory/3768-20-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3768-23-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3768-19-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1964-29-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1964-28-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4204-40-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4204-54-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4204-57-0x0000000010000000-0x00000000101B6000-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

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\\240628609.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_13710a80fa3a8021b7c2b59f35245c1f97dd611eca1c7ee3f206f73ffb591ba9.exeRemote Data.exe

pid	process
1212	R.exe
3768	N.exe
1964	TXPlatfor.exe
4204	TXPlatfor.exe
2964	HD_13710a80fa3a8021b7c2b59f35245c1f97dd611eca1c7ee3f206f73ffb591ba9.exe
2540	Remote Data.exe

Loads dropped DLL 3 IoCs

Processes:

R.exesvchost.exeRemote Data.exe

pid process

1212 R.exe
4952 svchost.exe
2540 Remote Data.exe

Drops file in System32 directory 6 IoCs

Processes:

R.exesvchost.exeN.exe

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\ini.ini	R.exe
File created	C:\Windows\SysWOW64\Remote Data.exe	svchost.exe
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\240628609.txt	R.exe

UPX packed file 10 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/3768-18-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3768-20-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3768-23-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3768-19-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1964-26-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1964-29-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1964-28-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4204-40-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4204-54-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4204-57-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in Program Files directory 1 IoCs

Processes:

13710a80fa3a8021b7c2b59f35245c1f97dd611eca1c7ee3f206f73ffb591ba9.exe

description	ioc	process
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe	13710a80fa3a8021b7c2b59f35245c1f97dd611eca1c7ee3f206f73ffb591ba9.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

Processes:

PING.EXERemote Data.exe13710a80fa3a8021b7c2b59f35245c1f97dd611eca1c7ee3f206f73ffb591ba9.exeR.exesvchost.exeN.exeTXPlatfor.execmd.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Remote Data.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	13710a80fa3a8021b7c2b59f35245c1f97dd611eca1c7ee3f206f73ffb591ba9.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	cmd.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

2476 cmd.exe
5072 PING.EXE
Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

5072 PING.EXE

pid	process
2476	cmd.exe
5072	PING.EXE

pid	process
5072	PING.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

13710a80fa3a8021b7c2b59f35245c1f97dd611eca1c7ee3f206f73ffb591ba9.exe

pid	process
3720	13710a80fa3a8021b7c2b59f35245c1f97dd611eca1c7ee3f206f73ffb591ba9.exe
3720	13710a80fa3a8021b7c2b59f35245c1f97dd611eca1c7ee3f206f73ffb591ba9.exe

Suspicious behavior: LoadsDriver 1 IoCs

Processes:

TXPlatfor.exe

pid process

4204 TXPlatfor.exe

pid	process
4204	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

N.exeTXPlatfor.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	3768	N.exe
Token: SeLoadDriverPrivilege	4204	TXPlatfor.exe
Token: 33	4204	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	4204	TXPlatfor.exe
Token: 33	4204	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	4204	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

13710a80fa3a8021b7c2b59f35245c1f97dd611eca1c7ee3f206f73ffb591ba9.exe

pid	process
3720	13710a80fa3a8021b7c2b59f35245c1f97dd611eca1c7ee3f206f73ffb591ba9.exe
3720	13710a80fa3a8021b7c2b59f35245c1f97dd611eca1c7ee3f206f73ffb591ba9.exe

Suspicious use of WriteProcessMemory 20 IoCs

Processes:

13710a80fa3a8021b7c2b59f35245c1f97dd611eca1c7ee3f206f73ffb591ba9.exeN.exeTXPlatfor.execmd.exesvchost.exe

description	pid	process	target process
PID 3720 wrote to memory of 1212	3720	13710a80fa3a8021b7c2b59f35245c1f97dd611eca1c7ee3f206f73ffb591ba9.exe	R.exe
PID 3720 wrote to memory of 1212	3720	13710a80fa3a8021b7c2b59f35245c1f97dd611eca1c7ee3f206f73ffb591ba9.exe	R.exe
PID 3720 wrote to memory of 1212	3720	13710a80fa3a8021b7c2b59f35245c1f97dd611eca1c7ee3f206f73ffb591ba9.exe	R.exe
PID 3720 wrote to memory of 3768	3720	13710a80fa3a8021b7c2b59f35245c1f97dd611eca1c7ee3f206f73ffb591ba9.exe	N.exe
PID 3720 wrote to memory of 3768	3720	13710a80fa3a8021b7c2b59f35245c1f97dd611eca1c7ee3f206f73ffb591ba9.exe	N.exe
PID 3720 wrote to memory of 3768	3720	13710a80fa3a8021b7c2b59f35245c1f97dd611eca1c7ee3f206f73ffb591ba9.exe	N.exe
PID 3768 wrote to memory of 2476	3768	N.exe	cmd.exe
PID 3768 wrote to memory of 2476	3768	N.exe	cmd.exe
PID 3768 wrote to memory of 2476	3768	N.exe	cmd.exe
PID 1964 wrote to memory of 4204	1964	TXPlatfor.exe	TXPlatfor.exe
PID 1964 wrote to memory of 4204	1964	TXPlatfor.exe	TXPlatfor.exe
PID 1964 wrote to memory of 4204	1964	TXPlatfor.exe	TXPlatfor.exe
PID 3720 wrote to memory of 2964	3720	13710a80fa3a8021b7c2b59f35245c1f97dd611eca1c7ee3f206f73ffb591ba9.exe	HD_13710a80fa3a8021b7c2b59f35245c1f97dd611eca1c7ee3f206f73ffb591ba9.exe
PID 3720 wrote to memory of 2964	3720	13710a80fa3a8021b7c2b59f35245c1f97dd611eca1c7ee3f206f73ffb591ba9.exe	HD_13710a80fa3a8021b7c2b59f35245c1f97dd611eca1c7ee3f206f73ffb591ba9.exe
PID 2476 wrote to memory of 5072	2476	cmd.exe	PING.EXE
PID 2476 wrote to memory of 5072	2476	cmd.exe	PING.EXE
PID 2476 wrote to memory of 5072	2476	cmd.exe	PING.EXE
PID 4952 wrote to memory of 2540	4952	svchost.exe	Remote Data.exe
PID 4952 wrote to memory of 2540	4952	svchost.exe	Remote Data.exe
PID 4952 wrote to memory of 2540	4952	svchost.exe	Remote Data.exe

C:\Users\Admin\AppData\Local\Temp\13710a80fa3a8021b7c2b59f35245c1f97dd611eca1c7ee3f206f73ffb591ba9.exe
"C:\Users\Admin\AppData\Local\Temp\13710a80fa3a8021b7c2b59f35245c1f97dd611eca1c7ee3f206f73ffb591ba9.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:3720
- 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:1212
- 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:3768
- - 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:2476
  - - 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:5072
- C:\Users\Admin\AppData\Local\Temp\HD_13710a80fa3a8021b7c2b59f35245c1f97dd611eca1c7ee3f206f73ffb591ba9.exe
  C:\Users\Admin\AppData\Local\Temp\HD_13710a80fa3a8021b7c2b59f35245c1f97dd611eca1c7ee3f206f73ffb591ba9.exe
  2⤵
  - Executes dropped EXE
  PID:2964

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
PID:1300

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:4952
- C:\Windows\SysWOW64\Remote Data.exe
  "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\240628609.txt",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:2540

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:1964
- 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:4204

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\HD_13710a80fa3a8021b7c2b59f35245c1f97dd611eca1c7ee3f206f73ffb591ba9.exe

Filesize
1.5MB

MD5
948fb6083f393413eb328f8da3d6c0da

SHA1
04b2a04f3a1f247534210dde892b01b671140f0a

SHA256
d70851f2cf5babe4cee6ef2efb4dd000082e956e491a90be9a78b9fafbfdba98

SHA512
072a27562f66838655b621f7070f5fb0b18961e532b8f9512caa469db7f888cc2f08ffb7d5a279be4f0fc434659e2aa9608a7409a94f9b73d0a13e07c56de7e3

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

Filesize
2.7MB

MD5
43c0bd5e0b7f80e51aa47e244c168a19

SHA1
fce0070da62b012adeb97f33e065752f37722184

SHA256
70da121cb393f7aa30b3c63e38bf147eb9ae7b5e566d1b46d3ae21f602115eca

SHA512
2a0b38ef3f6d9667f24d12fd9838d8e607567d4ffa5beae00127c8371802f02604a452622a94a994d9261f9e9042f16fc00e9db564fe094cb5f5849d56b70e4c

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\240628609.txt

Filesize
899KB

MD5
53ab1f6bd6f8d2e46db1c19021c53d05

SHA1
52835694fdf0d24a1442d92202b6b4ebc70d5842

SHA256
9ebc02f45f24fdd67743ea3dd6abe6737f37e99f7d2c7268f8c90d88119bf9d7

SHA512
f1cc63bb4b1d082672c5a648dd92ca566591ea431cada7ffab1d1ece9b7ad74193e2777fb9ff003d5b64ae3e730ff27e4152ec712271744c091d2a43bf4f2bed

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

Filesize
60KB

MD5
889b99c52a60dd49227c5e485a016679

SHA1
8fa889e456aa646a4d0a4349977430ce5fa5e2d7

SHA256
6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

SHA512
08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

Download Submit
memory/1964-29-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1964-26-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1964-28-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3768-19-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3768-23-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3768-20-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3768-18-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4204-40-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4204-54-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4204-57-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download