gh0strat | 6185104d3d0fb759a7260ec4f07c19dc920af6d199dae7468f16a58d07567ab5

General

Target

6185104d3d0fb759a7260ec4f07c19dc920af6d199dae7468f16a58d07567ab5.exe
Size

2.5MB
MD5

b85652613aff0a35266b7d9f769da8e1
SHA1

3db52682bf92637d2c7c8a53d64e5c36abe60884
SHA256

6185104d3d0fb759a7260ec4f07c19dc920af6d199dae7468f16a58d07567ab5
SHA512

58d50b15cdef6e45caff2cb6534675e4e473cb34c9f3ab1749d6c9f999c0eba32a358b562279e77c6de40a62d632079b65e03f23049eaa77f9d5997ae3f95234
SSDEEP

24576:bCwsbKgbQ5NANIvGTYwMHXA+wT1kfTw4SIuvB74fgt7ibhRM5QhKehFdMtRj7nHy:bCwsbCANnKXferL7Vwe/Gg0P+Wh1

Score

10^/10

gh0strat purplefox persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 8 IoCs

Detect PurpleFox Rootkit.

rootkit

Processes:

resource	yara_rule
behavioral2/memory/224-19-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/224-23-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/224-20-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2436-29-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2436-28-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4732-36-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4732-39-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4732-41-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 9 IoCs

Processes:

resource	yara_rule
C:\Windows\SysWOW64\240597328.txt	family_gh0strat
behavioral2/memory/224-19-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/224-23-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/224-20-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2436-29-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2436-28-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4732-36-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4732-39-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4732-41-0x0000000010000000-0x00000000101B6000-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

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

Sets DLL path for service in the registry 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

R.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Remote Data\Parameters\ServiceDll = "C:\\Windows\\system32\\240597328.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 5 IoCs

Processes:

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

pid process

2452 R.exe
224 N.exe
2436 TXPlatfor.exe
4732 TXPlatfor.exe
3192 Remote Data.exe
Loads dropped DLL 3 IoCs

Processes:

R.exesvchost.exeRemote Data.exe

pid process

2452 R.exe
4844 svchost.exe
3192 Remote Data.exe

pid	process
2452	R.exe
224	N.exe
2436	TXPlatfor.exe
4732	TXPlatfor.exe
3192	Remote Data.exe

pid	process
2452	R.exe
4844	svchost.exe
3192	Remote Data.exe

UPX packed file 10 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/224-19-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/224-23-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/224-17-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/224-20-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2436-26-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2436-29-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2436-28-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4732-36-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4732-39-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4732-41-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in System32 directory 6 IoCs

Processes:

R.exesvchost.exeN.exe

description	ioc	process
File created	C:\Windows\SysWOW64\240597328.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

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

4012 PING.EXE
Suspicious behavior: LoadsDriver 1 IoCs

Processes:

TXPlatfor.exe

pid process

4732 TXPlatfor.exe

pid	process
4012	PING.EXE

pid	process
4732	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

N.exeTXPlatfor.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	224	N.exe
Token: SeLoadDriverPrivilege	4732	TXPlatfor.exe
Token: 33	4732	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	4732	TXPlatfor.exe
Token: 33	4732	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	4732	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

6185104d3d0fb759a7260ec4f07c19dc920af6d199dae7468f16a58d07567ab5.exe

pid	process
2896	6185104d3d0fb759a7260ec4f07c19dc920af6d199dae7468f16a58d07567ab5.exe
2896	6185104d3d0fb759a7260ec4f07c19dc920af6d199dae7468f16a58d07567ab5.exe

Suspicious use of WriteProcessMemory 18 IoCs

Processes:

6185104d3d0fb759a7260ec4f07c19dc920af6d199dae7468f16a58d07567ab5.exeN.exeTXPlatfor.execmd.exesvchost.exe

description	pid	process	target process
PID 2896 wrote to memory of 2452	2896	6185104d3d0fb759a7260ec4f07c19dc920af6d199dae7468f16a58d07567ab5.exe	R.exe
PID 2896 wrote to memory of 2452	2896	6185104d3d0fb759a7260ec4f07c19dc920af6d199dae7468f16a58d07567ab5.exe	R.exe
PID 2896 wrote to memory of 2452	2896	6185104d3d0fb759a7260ec4f07c19dc920af6d199dae7468f16a58d07567ab5.exe	R.exe
PID 2896 wrote to memory of 224	2896	6185104d3d0fb759a7260ec4f07c19dc920af6d199dae7468f16a58d07567ab5.exe	N.exe
PID 2896 wrote to memory of 224	2896	6185104d3d0fb759a7260ec4f07c19dc920af6d199dae7468f16a58d07567ab5.exe	N.exe
PID 2896 wrote to memory of 224	2896	6185104d3d0fb759a7260ec4f07c19dc920af6d199dae7468f16a58d07567ab5.exe	N.exe
PID 224 wrote to memory of 1216	224	N.exe	cmd.exe
PID 224 wrote to memory of 1216	224	N.exe	cmd.exe
PID 224 wrote to memory of 1216	224	N.exe	cmd.exe
PID 2436 wrote to memory of 4732	2436	TXPlatfor.exe	TXPlatfor.exe
PID 2436 wrote to memory of 4732	2436	TXPlatfor.exe	TXPlatfor.exe
PID 2436 wrote to memory of 4732	2436	TXPlatfor.exe	TXPlatfor.exe
PID 1216 wrote to memory of 4012	1216	cmd.exe	PING.EXE
PID 1216 wrote to memory of 4012	1216	cmd.exe	PING.EXE
PID 1216 wrote to memory of 4012	1216	cmd.exe	PING.EXE
PID 4844 wrote to memory of 3192	4844	svchost.exe	Remote Data.exe
PID 4844 wrote to memory of 3192	4844	svchost.exe	Remote Data.exe
PID 4844 wrote to memory of 3192	4844	svchost.exe	Remote Data.exe

C:\Users\Admin\AppData\Local\Temp\6185104d3d0fb759a7260ec4f07c19dc920af6d199dae7468f16a58d07567ab5.exe
"C:\Users\Admin\AppData\Local\Temp\6185104d3d0fb759a7260ec4f07c19dc920af6d199dae7468f16a58d07567ab5.exe"
1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2896
- C:\Users\Admin\AppData\Local\Temp\R.exe
  C:\Users\Admin\AppData\Local\Temp\\R.exe
  2⤵
  - Sets DLL path for service in the registry
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in System32 directory
  PID:2452
- 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:224
- - 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:1216
  - - C:\Windows\SysWOW64\PING.EXE
      ping -n 2 127.0.0.1
      4⤵
      Runs ping.exe
      PID:4012

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
PID:3348

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:4844
- C:\Windows\SysWOW64\Remote Data.exe
  "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\240597328.txt",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:3192

C:\Windows\SysWOW64\TXPlatfor.exe
C:\Windows\SysWOW64\TXPlatfor.exe -auto
1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2436
- 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:4732

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

2

T1547

Registry Run Keys / Startup Folder

2

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

2

T1547

Registry Run Keys / Startup Folder

2

T1547.001

Defense Evasion

Modify Registry

2

T1112

Credential Access

Discovery

Remote System Discovery

1

T1018

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
2.5MB

MD5
b85652613aff0a35266b7d9f769da8e1

SHA1
3db52682bf92637d2c7c8a53d64e5c36abe60884

SHA256
6185104d3d0fb759a7260ec4f07c19dc920af6d199dae7468f16a58d07567ab5

SHA512
58d50b15cdef6e45caff2cb6534675e4e473cb34c9f3ab1749d6c9f999c0eba32a358b562279e77c6de40a62d632079b65e03f23049eaa77f9d5997ae3f95234

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\240597328.txt

Filesize
899KB

MD5
9771c31dc9ab9c6f6d18bdca12a8ee99

SHA1
d77214cc3a5732e8e4c2b66294149fa50db10bcc

SHA256
d35fe9ed19d34e9a07df0390fcc3b6c131837a5605567fecbaa9207f314586fe

SHA512
882d00817521cd915b5bf1745cf55e86b7a048c2584844bb1a1d866bf9d4970841182af84e8cecfa2272f5f65cacf2d2d8c99d6c082443834ef1bdeffc03c190

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

Filesize
60KB

MD5
889b99c52a60dd49227c5e485a016679

SHA1
8fa889e456aa646a4d0a4349977430ce5fa5e2d7

SHA256
6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

SHA512
08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

Download Submit
memory/224-20-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/224-17-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/224-23-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/224-19-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2436-26-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2436-29-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2436-28-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4732-36-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4732-39-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4732-41-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads