gh0strat | 9c29ff2820e65aeddc3a1dfad4b6cb4ce949ff89cb2270ebb4cfc611eeb1ef9b

Analysis

max time kernel
150s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
25/06/2024, 16:25

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
9c29ff2820e65aeddc3a1dfad4b6cb4ce949ff89cb2270ebb4cfc611eeb1ef9b.exe
Size 4.5MB
Sample240625-tw8jratblm
SHA256 9c29ff2820e65aeddc3a1dfad4b6cb4ce949ff89cb2270ebb4cfc611eeb1ef9b
MD5 c1c4dfe38d51175f183dc151cf6a9479
SHA1 4fac7adebf5e53a88ac7fcea8016d4c4e52764fc
SHA512 56cf4f60ebdffaca4bd68ef1122dae76865ee1acab209ba574699b0aba979a3ad3994eec8d30935cff8e9380f4f3cfda997004cd152c108abafda386f4e1f070
SSDEEP 49152:2jwsbCANnKXferL7Vwe/Gg0P+Wh8tZa8OIhplG4JsMWYwOad:Ews2ANnKXOaeOgmh8DahIhplG4eMWYwb
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

gh0strat purplefox persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 8 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral2/memory/2148-19-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2148-23-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2148-20-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1288-29-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1288-28-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/368-41-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/368-44-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/368-45-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 9 IoCs

resource	yara_rule
behavioral2/files/0x00070000000233ed-5.dat	family_gh0strat
behavioral2/memory/2148-19-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2148-23-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2148-20-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1288-29-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1288-28-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/368-41-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/368-44-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/368-45-0x0000000010000000-0x00000000101B6000-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	TXPlatfor.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\Remote Data\Parameters\ServiceDll = "C:\\Windows\\system32\\240604625.txt"	R.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"	TXPlatfor.exe

Executes dropped EXE 6 IoCs

pid	Process
1400	R.exe
2148	N.exe
1288	TXPlatfor.exe
368	TXPlatfor.exe
856	HD_9c29ff2820e65aeddc3a1dfad4b6cb4ce949ff89cb2270ebb4cfc611eeb1ef9b.exe
2120	Remote Data.exe

Loads dropped DLL 3 IoCs

pid	Process
1400	R.exe
4896	svchost.exe
2120	Remote Data.exe

UPX packed file 10 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2148-17-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2148-19-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2148-23-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2148-20-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1288-26-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1288-29-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1288-28-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/368-41-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/368-44-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/368-45-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in System32 directory 6 IoCs

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\240604625.txt	R.exe
File opened for modification	C:\Windows\SysWOW64\ini.ini	R.exe
File created	C:\Windows\SysWOW64\Remote Data.exe	svchost.exe

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe	9c29ff2820e65aeddc3a1dfad4b6cb4ce949ff89cb2270ebb4cfc611eeb1ef9b.exe

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1576	856	WerFault.exe	87

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2900	PING.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1116	9c29ff2820e65aeddc3a1dfad4b6cb4ce949ff89cb2270ebb4cfc611eeb1ef9b.exe
1116	9c29ff2820e65aeddc3a1dfad4b6cb4ce949ff89cb2270ebb4cfc611eeb1ef9b.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
368	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2148	N.exe
Token: SeLoadDriverPrivilege	368	TXPlatfor.exe
Token: 33	368	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	368	TXPlatfor.exe
Token: 33	368	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	368	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
1116	9c29ff2820e65aeddc3a1dfad4b6cb4ce949ff89cb2270ebb4cfc611eeb1ef9b.exe
1116	9c29ff2820e65aeddc3a1dfad4b6cb4ce949ff89cb2270ebb4cfc611eeb1ef9b.exe
856	HD_9c29ff2820e65aeddc3a1dfad4b6cb4ce949ff89cb2270ebb4cfc611eeb1ef9b.exe
856	HD_9c29ff2820e65aeddc3a1dfad4b6cb4ce949ff89cb2270ebb4cfc611eeb1ef9b.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 1116 wrote to memory of 1400	1116	9c29ff2820e65aeddc3a1dfad4b6cb4ce949ff89cb2270ebb4cfc611eeb1ef9b.exe	80
PID 1116 wrote to memory of 1400	1116	9c29ff2820e65aeddc3a1dfad4b6cb4ce949ff89cb2270ebb4cfc611eeb1ef9b.exe	80
PID 1116 wrote to memory of 1400	1116	9c29ff2820e65aeddc3a1dfad4b6cb4ce949ff89cb2270ebb4cfc611eeb1ef9b.exe	80
PID 1116 wrote to memory of 2148	1116	9c29ff2820e65aeddc3a1dfad4b6cb4ce949ff89cb2270ebb4cfc611eeb1ef9b.exe	83
PID 1116 wrote to memory of 2148	1116	9c29ff2820e65aeddc3a1dfad4b6cb4ce949ff89cb2270ebb4cfc611eeb1ef9b.exe	83
PID 1116 wrote to memory of 2148	1116	9c29ff2820e65aeddc3a1dfad4b6cb4ce949ff89cb2270ebb4cfc611eeb1ef9b.exe	83
PID 1288 wrote to memory of 368	1288	TXPlatfor.exe	85
PID 1288 wrote to memory of 368	1288	TXPlatfor.exe	85
PID 1288 wrote to memory of 368	1288	TXPlatfor.exe	85
PID 2148 wrote to memory of 4460	2148	N.exe	86
PID 2148 wrote to memory of 4460	2148	N.exe	86
PID 2148 wrote to memory of 4460	2148	N.exe	86
PID 1116 wrote to memory of 856	1116	9c29ff2820e65aeddc3a1dfad4b6cb4ce949ff89cb2270ebb4cfc611eeb1ef9b.exe	87
PID 1116 wrote to memory of 856	1116	9c29ff2820e65aeddc3a1dfad4b6cb4ce949ff89cb2270ebb4cfc611eeb1ef9b.exe	87
PID 1116 wrote to memory of 856	1116	9c29ff2820e65aeddc3a1dfad4b6cb4ce949ff89cb2270ebb4cfc611eeb1ef9b.exe	87
PID 4460 wrote to memory of 2900	4460	cmd.exe	89
PID 4460 wrote to memory of 2900	4460	cmd.exe	89
PID 4460 wrote to memory of 2900	4460	cmd.exe	89
PID 4896 wrote to memory of 2120	4896	svchost.exe	90
PID 4896 wrote to memory of 2120	4896	svchost.exe	90
PID 4896 wrote to memory of 2120	4896	svchost.exe	90

C:\Users\Admin\AppData\Local\Temp\9c29ff2820e65aeddc3a1dfad4b6cb4ce949ff89cb2270ebb4cfc611eeb1ef9b.exe
"C:\Users\Admin\AppData\Local\Temp\9c29ff2820e65aeddc3a1dfad4b6cb4ce949ff89cb2270ebb4cfc611eeb1ef9b.exe"
1⤵
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1116
- 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
  PID:1400
- 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
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2148
- - 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⤵
    - Suspicious use of WriteProcessMemory
    PID:4460
  - - C:\Windows\SysWOW64\PING.EXE
      ping -n 2 127.0.0.1
      4⤵
      Runs ping.exe
      PID:2900
- C:\Users\Admin\AppData\Local\Temp\HD_9c29ff2820e65aeddc3a1dfad4b6cb4ce949ff89cb2270ebb4cfc611eeb1ef9b.exe
  C:\Users\Admin\AppData\Local\Temp\HD_9c29ff2820e65aeddc3a1dfad4b6cb4ce949ff89cb2270ebb4cfc611eeb1ef9b.exe
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetWindowsHookEx
  PID:856
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 856 -s 900
    3⤵
    - Program crash
    PID:1576

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
PID:1912

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:4896
- C:\Windows\SysWOW64\Remote Data.exe
  "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\240604625.txt",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:2120

C:\Windows\SysWOW64\TXPlatfor.exe
C:\Windows\SysWOW64\TXPlatfor.exe -auto
1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1288
- 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:368

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 856 -ip 856
1⤵
PID:928

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

HD_9c29ff2820e65aeddc3a1dfad4b6cb4ce949ff89cb2270ebb4cfc611eeb1ef9b.exe

Path C:\Users\Admin\AppData\Local\Temp\HD_9c29ff2820e65aeddc3a1dfad4b6cb4ce949ff89cb2270ebb4cfc611eeb1ef9b.exe
Size 2.1MB
SHA256 dd079975174608fb0ff62fb33a4c99e90b219f172486dd6fbe13923692fc0fec
MD5 1c8811f41574943e22a1224c3f3f1ce9
SHA1 af3df4509bae79b73a04e547799cfd0eed22f695
SHA512 351033f7b6f6b4b8f2020274a3e435729aced59b9acc5f22e740f641bb54582dfe80e24a7222f55db3d0c16c9908cd866d2c0a4cc1680083b7497091ff9de594
SSDEEP 24576:6irIk/60HflKPOPaWNYPvW1s88RtHIhhDo6lG4J/EkDWYevFCdBUbl1Vb:JZa8OIhplG4JsMWYwOad
MD5 SHA1 SHA512 SSDEEP

Submit Download

HD_X.dat

Path C:\Users\Admin\AppData\Local\Temp\HD_X.dat
Size 2.3MB
SHA256 d40645e21be4af5d6f72f40a976eeb0fd4150fc1a1233a4327a13c4abfd7c56f
MD5 2894de415fe8b0cd5261839404f49215
SHA1 72c4bc76a4d4f24fecd498b486cf940dac5e7435
SHA512 70fe4e425d5454811070a1333c813acc54c2d7ec60499730edd0041175c64b43466924e430f3718775426344334bc366e0ae886ebd921980033dc2cff46141e5
SSDEEP 24576:2jwsbKgbQ5NANIvGTYwMHXA+wT1kfTw4SIuvB74fgt7ibhRM5QhKehFdMtRj7nHi:2jwsbCANnKXferL7Vwe/Gg0P+Wh8e
MD5 SHA1 SHA512 SSDEEP

Submit Download

N.exe

Path C:\Users\Admin\AppData\Local\Temp\N.exe
Size 377KB
SHA256 3de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8
MD5 4a36a48e58829c22381572b2040b6fe0
SHA1 f09d30e44ff7e3f20a5de307720f3ad148c6143b
SHA512 5d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0
SSDEEP 6144:5UGp2l6zRmeVLNHfkQ2TAygOcqAJwQZgb4YtjH6/MuQafORzEOmFfMzi71o+YHL7:HclcceBKlKwAg0Mja/UafOVwbha
MD5 SHA1 SHA512 SSDEEP

Submit Download

R.exe

Path C:\Users\Admin\AppData\Local\Temp\R.exe
Size 941KB
SHA256 bc29f2022ab3b812e50c8681ff196f090c038b5ab51e37daffac4469a8c2eb2c
MD5 8dc3adf1c490211971c1e2325f1424d2
SHA1 4eec4a4e7cb97c5efa6c72e0731cd090c0c4adc5
SHA512 ae92ea20b359849dcdba4808119b154e3af5ef3687ee09de1797610fe8c4d3eb9065b068074d35adddb4b225d17c619baff3944cb137ad196bcef7a6507f920d
SSDEEP 24576:N+wT1kfTw4SIuvB74fgt7ibhRM5QhKehFdMtRj7nH1PXw:cerL7Vw
MD5 SHA1 SHA512 SSDEEP

Submit Download

240604625.txt

Path C:\Windows\SysWOW64\240604625.txt
Size 899KB
SHA256 38829496c81053c0608c99ec816a0e03171ed36c8400e87c8100d6f6b1bfb867
MD5 f9b66d3c5cb41523cb9d9c21fe729d94
SHA1 031dbaa278da2f2dd137635eb942b09c7a7867c3
SHA512 473fbef206431eaa094b96901237ee4a4abdaa2033798e55aadb749de49a507bae7e598b5be880368212e9b06be7796a66aed4524f9b5930230f75501bc265be
SSDEEP 24576:7V2bG+2gMir4fgt7ibhRM5QhKehFdMtRj7nH1PXd:7wqd87Vd
MD5 SHA1 SHA512 SSDEEP

Submit Download

Remote Data.exe

Path C:\Windows\SysWOW64\Remote Data.exe
Size 60KB
SHA256 6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910
MD5 889b99c52a60dd49227c5e485a016679
SHA1 8fa889e456aa646a4d0a4349977430ce5fa5e2d7
SHA512 08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641
SSDEEP 1536:H9ykYCTdiHQKrFXmw2RQln5IUmDjoX6+:HlMHprF2nRQln5I
MD5 SHA1 SHA512 SSDEEP

Submit Download

memory/368-45-0x0000000010000000-0x00000000101B6000-memory.dmp

Download

memory/368-44-0x0000000010000000-0x00000000101B6000-memory.dmp

Download

memory/368-41-0x0000000010000000-0x00000000101B6000-memory.dmp

Download

memory/1288-29-0x0000000010000000-0x00000000101B6000-memory.dmp

Download

memory/1288-28-0x0000000010000000-0x00000000101B6000-memory.dmp

Download

memory/1288-26-0x0000000010000000-0x00000000101B6000-memory.dmp

Download

memory/2148-20-0x0000000010000000-0x00000000101B6000-memory.dmp

Download

memory/2148-23-0x0000000010000000-0x00000000101B6000-memory.dmp

Download

memory/2148-19-0x0000000010000000-0x00000000101B6000-memory.dmp

Download

memory/2148-17-0x0000000010000000-0x00000000101B6000-memory.dmp

Download