gh0strat | 9bdd03375842f849b436432d375278badc5cb2773d566147a60f24ed7c1f8d30

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
06/11/2024, 22:14

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
9bdd03375842f849b436432d375278badc5cb2773d566147a60f24ed7c1f8d30.exe
Size 3.9MB
Sample241106-151c3azbnk
SHA256 9bdd03375842f849b436432d375278badc5cb2773d566147a60f24ed7c1f8d30
MD5 e38da33cdb29ea17ff7c9a0f10115c82
SHA1 949499e34ea29767811c4b642cc8d997e5c201ba
SHA512 c5c059b0d93b955f62cd741da8ad7552228b3fd77241f5a46ee7d3ed48b184ceb11440f76816434c71e20dccf1b7f66dca0cca5b6a825ff167c4a4d225dd8031
SSDEEP 98304:Rws2ANnKXOaeOgmhNGYazFWSJ8NfZNxmSULU:DKXbeO7++Smf1m0
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

gh0strat purplefox discovery persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 7 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral2/memory/3180-19-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3180-20-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4476-28-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4476-27-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4132-39-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4132-43-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4132-45-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 8 IoCs

resource	yara_rule
behavioral2/files/0x0009000000023c86-5.dat	family_gh0strat
behavioral2/memory/3180-19-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3180-20-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4476-28-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4476-27-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4132-39-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4132-43-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4132-45-0x0000000010000000-0x00000000101B6000-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
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

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\\240629015.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
4800	R.exe
3180	N.exe
4476	TXPlatfor.exe
1476	HD_9bdd03375842f849b436432d375278badc5cb2773d566147a60f24ed7c1f8d30.exe
4132	TXPlatfor.exe
3280	Remote Data.exe

Loads dropped DLL 3 IoCs

pid	Process
4800	R.exe
3828	svchost.exe
3280	Remote Data.exe

Drops file in System32 directory 6 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\240629015.txt	R.exe
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

UPX packed file 9 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3180-17-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3180-19-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3180-20-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4476-28-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4476-27-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4476-25-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4132-39-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4132-43-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4132-45-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	TXPlatfor.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	HD_9bdd03375842f849b436432d375278badc5cb2773d566147a60f24ed7c1f8d30.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	Remote Data.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	9bdd03375842f849b436432d375278badc5cb2773d566147a60f24ed7c1f8d30.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	R.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
2820	cmd.exe
5104	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
5104	PING.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
220	9bdd03375842f849b436432d375278badc5cb2773d566147a60f24ed7c1f8d30.exe
220	9bdd03375842f849b436432d375278badc5cb2773d566147a60f24ed7c1f8d30.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
4132	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	3180	N.exe
Token: SeLoadDriverPrivilege	4132	TXPlatfor.exe
Token: 33	4132	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	4132	TXPlatfor.exe
Token: 33	4132	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	4132	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
220	9bdd03375842f849b436432d375278badc5cb2773d566147a60f24ed7c1f8d30.exe
220	9bdd03375842f849b436432d375278badc5cb2773d566147a60f24ed7c1f8d30.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 220 wrote to memory of 4800	220	9bdd03375842f849b436432d375278badc5cb2773d566147a60f24ed7c1f8d30.exe	86
PID 220 wrote to memory of 4800	220	9bdd03375842f849b436432d375278badc5cb2773d566147a60f24ed7c1f8d30.exe	86
PID 220 wrote to memory of 4800	220	9bdd03375842f849b436432d375278badc5cb2773d566147a60f24ed7c1f8d30.exe	86
PID 220 wrote to memory of 3180	220	9bdd03375842f849b436432d375278badc5cb2773d566147a60f24ed7c1f8d30.exe	89
PID 220 wrote to memory of 3180	220	9bdd03375842f849b436432d375278badc5cb2773d566147a60f24ed7c1f8d30.exe	89
PID 220 wrote to memory of 3180	220	9bdd03375842f849b436432d375278badc5cb2773d566147a60f24ed7c1f8d30.exe	89
PID 3180 wrote to memory of 2820	3180	N.exe	91
PID 3180 wrote to memory of 2820	3180	N.exe	91
PID 3180 wrote to memory of 2820	3180	N.exe	91
PID 220 wrote to memory of 1476	220	9bdd03375842f849b436432d375278badc5cb2773d566147a60f24ed7c1f8d30.exe	92
PID 220 wrote to memory of 1476	220	9bdd03375842f849b436432d375278badc5cb2773d566147a60f24ed7c1f8d30.exe	92
PID 220 wrote to memory of 1476	220	9bdd03375842f849b436432d375278badc5cb2773d566147a60f24ed7c1f8d30.exe	92
PID 4476 wrote to memory of 4132	4476	TXPlatfor.exe	93
PID 4476 wrote to memory of 4132	4476	TXPlatfor.exe	93
PID 4476 wrote to memory of 4132	4476	TXPlatfor.exe	93
PID 2820 wrote to memory of 5104	2820	cmd.exe	96
PID 2820 wrote to memory of 5104	2820	cmd.exe	96
PID 2820 wrote to memory of 5104	2820	cmd.exe	96
PID 3828 wrote to memory of 3280	3828	svchost.exe	104
PID 3828 wrote to memory of 3280	3828	svchost.exe	104
PID 3828 wrote to memory of 3280	3828	svchost.exe	104

C:\Users\Admin\AppData\Local\Temp\9bdd03375842f849b436432d375278badc5cb2773d566147a60f24ed7c1f8d30.exe
"C:\Users\Admin\AppData\Local\Temp\9bdd03375842f849b436432d375278badc5cb2773d566147a60f24ed7c1f8d30.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:220
- 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:4800
- 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:3180
- - 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:2820
  - - 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:5104
- C:\Users\Admin\AppData\Local\Temp\HD_9bdd03375842f849b436432d375278badc5cb2773d566147a60f24ed7c1f8d30.exe
  C:\Users\Admin\AppData\Local\Temp\HD_9bdd03375842f849b436432d375278badc5cb2773d566147a60f24ed7c1f8d30.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:1476

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
PID:2264

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:3828
- C:\Windows\SysWOW64\Remote Data.exe
  "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\240629015.txt",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:3280

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:4476
- 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:4132

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 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

HD_9bdd03375842f849b436432d375278badc5cb2773d566147a60f24ed7c1f8d30.exe

Path C:\Users\Admin\AppData\Local\Temp\HD_9bdd03375842f849b436432d375278badc5cb2773d566147a60f24ed7c1f8d30.exe
Size 171KB
SHA256 78d2c940108f8d84331480bb24d2a30d249e1c6a948d3804000b9e3039225431
MD5 6e23a75daacc7f4d8c5597fa147f079d
SHA1 fecf72db67dfcd2ef9e555a3f82cf535ade4c109
SHA512 c07a1b61ae6300dcde84d1102399a1f6a7b967b8a7655f695b696167c0e7fd00e79cd52eb2f349ed8c499b8c4f1cd60382136158d77cd8c05e0b2b032bc97d20
SSDEEP 3072:JeAGcNNwmlR2GNUbomMYMLnbtoKOmiNL2SJOUOhop8E+t:fvNNtWuYcqHmiNLOc9+t
MD5 SHA1 SHA512 SSDEEP

Submit Download

HD_X.dat

Path C:\Users\Admin\AppData\Local\Temp\HD_X.dat
Size 3.7MB
SHA256 c893edaeee2b977698232511195ce1c3a1be0c280d9d698e6e0d7cd21758db77
MD5 12244d395a9c93c7f2d5d311fcb562c0
SHA1 e8eeb81835a4044872a0fa1f2d852f0e34697853
SHA512 8d0125c39a6669bf96dab9ac6159f0ac1b577884928f1061cc2c11f948041b53af769393f4d47aba9c3f29d1fe495bf9604c55fbf55400274d88f636030ec588
SSDEEP 98304:Rws2ANnKXOaeOgmhNGYazFWSJ8NfZNxmSG:DKXbeO7++Smf1mv
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

240629015.txt

Path C:\Windows\SysWOW64\240629015.txt
Size 899KB
SHA256 5b6b2e359bc93565b468d2abb75e456ea481fb8f68cf2d2bc87e64ced93b087c
MD5 1e77a542d691f98cdfc628acfd30f160
SHA1 0f29cf0f921e4bc754b09c0ad7e5898ece07197c
SHA512 ed228387239ebb58145ea46aa1159abcf486098c213eea87e46d4ad5d8d2750dd17a96ad933200d9fccb36763d89def798260ab5829d215dda74194ae26977ab
SSDEEP 24576:7V2bG+2gMir4fgt7ibhRM5QhKehFdMtRj7nH1PXb:7wqd87Vb
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/3180-17-0x0000000010000000-0x00000000101B6000-memory.dmp

Download

memory/3180-19-0x0000000010000000-0x00000000101B6000-memory.dmp

Download

memory/3180-20-0x0000000010000000-0x00000000101B6000-memory.dmp

Download

memory/4132-45-0x0000000010000000-0x00000000101B6000-memory.dmp

Download

memory/4132-39-0x0000000010000000-0x00000000101B6000-memory.dmp

Download

memory/4132-43-0x0000000010000000-0x00000000101B6000-memory.dmp

Download

memory/4476-28-0x0000000010000000-0x00000000101B6000-memory.dmp

Download

memory/4476-25-0x0000000010000000-0x00000000101B6000-memory.dmp

Download

memory/4476-27-0x0000000010000000-0x00000000101B6000-memory.dmp

Download