gh0strat | 5695f8887ed029097da3b47633d506fb6903d3e87b6f7fb9d1581bacf6d4a8e0

General

Target

5695f8887ed029097da3b47633d506fb6903d3e87b6f7fb9d1581bacf6d4a8e0.exe
Size

2.6MB
MD5

97778d28b7f2e94464e0a659665ec1c0
SHA1

27844eb747f89f27dc2032e810e618593a1ffd1a
SHA256

5695f8887ed029097da3b47633d506fb6903d3e87b6f7fb9d1581bacf6d4a8e0
SHA512

aae8e926863556d63ffe350c5b60d76ccd893bc49f7e8cb6505eafc887655dd88ba3edf8801ccd530ba8ad22efa23fcc4a78bde2308b1099eddc96ba1be70b85
SSDEEP

49152:+CwsbCANnKXferL7Vwe/Gg0P+WhgDmn28:5ws2ANnKXOaeOgmhgDmn28

Score

10^/10

gh0strat purplefox persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 7 IoCs

Detect PurpleFox Rootkit.

rootkit

Processes:

resource	yara_rule
behavioral1/memory/2704-19-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2704-20-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2996-35-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2996-37-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2996-36-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2996-41-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2996-42-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 8 IoCs

Processes:

resource	yara_rule
\Windows\SysWOW64\259400942.txt	family_gh0strat
behavioral1/memory/2704-19-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2704-20-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2996-35-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2996-37-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2996-36-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2996-41-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2996-42-0x0000000010000000-0x00000000101B6000-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\\259400942.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

2648 R.exe
2704 N.exe
2756 TXPlatfor.exe
2996 TXPlatfor.exe
316 Remote Data.exe

pid	process
2648	R.exe
2704	N.exe
2756	TXPlatfor.exe
2996	TXPlatfor.exe
316	Remote Data.exe

Loads dropped DLL 7 IoCs

Processes:

5695f8887ed029097da3b47633d506fb6903d3e87b6f7fb9d1581bacf6d4a8e0.exeR.exesvchost.exeTXPlatfor.exeRemote Data.exe

pid	process
1712	5695f8887ed029097da3b47633d506fb6903d3e87b6f7fb9d1581bacf6d4a8e0.exe
2648	R.exe
2232	svchost.exe
1712	5695f8887ed029097da3b47633d506fb6903d3e87b6f7fb9d1581bacf6d4a8e0.exe
2756	TXPlatfor.exe
2232	svchost.exe
316	Remote Data.exe

UPX packed file 9 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/2704-19-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2704-20-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2704-17-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2996-35-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2996-33-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2996-37-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2996-36-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2996-41-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2996-42-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

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\259400942.txt	R.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

2512 PING.EXE
Suspicious behavior: LoadsDriver 1 IoCs

Processes:

TXPlatfor.exe

pid process

2996 TXPlatfor.exe

pid	process
2512	PING.EXE

pid	process
2996	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

N.exeTXPlatfor.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	2704	N.exe
Token: SeLoadDriverPrivilege	2996	TXPlatfor.exe
Token: 33	2996	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2996	TXPlatfor.exe
Token: 33	2996	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2996	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

5695f8887ed029097da3b47633d506fb6903d3e87b6f7fb9d1581bacf6d4a8e0.exe

pid	process
1712	5695f8887ed029097da3b47633d506fb6903d3e87b6f7fb9d1581bacf6d4a8e0.exe
1712	5695f8887ed029097da3b47633d506fb6903d3e87b6f7fb9d1581bacf6d4a8e0.exe

Suspicious use of WriteProcessMemory 30 IoCs

Processes:

5695f8887ed029097da3b47633d506fb6903d3e87b6f7fb9d1581bacf6d4a8e0.exeN.exeTXPlatfor.execmd.exesvchost.exe

description	pid	process	target process
PID 1712 wrote to memory of 2648	1712	5695f8887ed029097da3b47633d506fb6903d3e87b6f7fb9d1581bacf6d4a8e0.exe	R.exe
PID 1712 wrote to memory of 2648	1712	5695f8887ed029097da3b47633d506fb6903d3e87b6f7fb9d1581bacf6d4a8e0.exe	R.exe
PID 1712 wrote to memory of 2648	1712	5695f8887ed029097da3b47633d506fb6903d3e87b6f7fb9d1581bacf6d4a8e0.exe	R.exe
PID 1712 wrote to memory of 2648	1712	5695f8887ed029097da3b47633d506fb6903d3e87b6f7fb9d1581bacf6d4a8e0.exe	R.exe
PID 1712 wrote to memory of 2704	1712	5695f8887ed029097da3b47633d506fb6903d3e87b6f7fb9d1581bacf6d4a8e0.exe	N.exe
PID 1712 wrote to memory of 2704	1712	5695f8887ed029097da3b47633d506fb6903d3e87b6f7fb9d1581bacf6d4a8e0.exe	N.exe
PID 1712 wrote to memory of 2704	1712	5695f8887ed029097da3b47633d506fb6903d3e87b6f7fb9d1581bacf6d4a8e0.exe	N.exe
PID 1712 wrote to memory of 2704	1712	5695f8887ed029097da3b47633d506fb6903d3e87b6f7fb9d1581bacf6d4a8e0.exe	N.exe
PID 1712 wrote to memory of 2704	1712	5695f8887ed029097da3b47633d506fb6903d3e87b6f7fb9d1581bacf6d4a8e0.exe	N.exe
PID 1712 wrote to memory of 2704	1712	5695f8887ed029097da3b47633d506fb6903d3e87b6f7fb9d1581bacf6d4a8e0.exe	N.exe
PID 1712 wrote to memory of 2704	1712	5695f8887ed029097da3b47633d506fb6903d3e87b6f7fb9d1581bacf6d4a8e0.exe	N.exe
PID 2704 wrote to memory of 2052	2704	N.exe	cmd.exe
PID 2704 wrote to memory of 2052	2704	N.exe	cmd.exe
PID 2704 wrote to memory of 2052	2704	N.exe	cmd.exe
PID 2704 wrote to memory of 2052	2704	N.exe	cmd.exe
PID 2756 wrote to memory of 2996	2756	TXPlatfor.exe	TXPlatfor.exe
PID 2756 wrote to memory of 2996	2756	TXPlatfor.exe	TXPlatfor.exe
PID 2756 wrote to memory of 2996	2756	TXPlatfor.exe	TXPlatfor.exe
PID 2756 wrote to memory of 2996	2756	TXPlatfor.exe	TXPlatfor.exe
PID 2756 wrote to memory of 2996	2756	TXPlatfor.exe	TXPlatfor.exe
PID 2756 wrote to memory of 2996	2756	TXPlatfor.exe	TXPlatfor.exe
PID 2756 wrote to memory of 2996	2756	TXPlatfor.exe	TXPlatfor.exe
PID 2052 wrote to memory of 2512	2052	cmd.exe	PING.EXE
PID 2052 wrote to memory of 2512	2052	cmd.exe	PING.EXE
PID 2052 wrote to memory of 2512	2052	cmd.exe	PING.EXE
PID 2052 wrote to memory of 2512	2052	cmd.exe	PING.EXE
PID 2232 wrote to memory of 316	2232	svchost.exe	Remote Data.exe
PID 2232 wrote to memory of 316	2232	svchost.exe	Remote Data.exe
PID 2232 wrote to memory of 316	2232	svchost.exe	Remote Data.exe
PID 2232 wrote to memory of 316	2232	svchost.exe	Remote Data.exe

C:\Users\Admin\AppData\Local\Temp\5695f8887ed029097da3b47633d506fb6903d3e87b6f7fb9d1581bacf6d4a8e0.exe
"C:\Users\Admin\AppData\Local\Temp\5695f8887ed029097da3b47633d506fb6903d3e87b6f7fb9d1581bacf6d4a8e0.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1712
- 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:2648
- 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:2704
- - 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:2052
  - - C:\Windows\SysWOW64\PING.EXE
      ping -n 2 127.0.0.1
      4⤵
      Runs ping.exe
      PID:2512

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
PID:3056

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:2232
- C:\Windows\SysWOW64\Remote Data.exe
  "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\259400942.txt",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:316

C:\Windows\SysWOW64\TXPlatfor.exe
C:\Windows\SysWOW64\TXPlatfor.exe -auto
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2756
- 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:2996

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

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Downloads

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

Filesize
2.6MB

MD5
97778d28b7f2e94464e0a659665ec1c0

SHA1
27844eb747f89f27dc2032e810e618593a1ffd1a

SHA256
5695f8887ed029097da3b47633d506fb6903d3e87b6f7fb9d1581bacf6d4a8e0

SHA512
aae8e926863556d63ffe350c5b60d76ccd893bc49f7e8cb6505eafc887655dd88ba3edf8801ccd530ba8ad22efa23fcc4a78bde2308b1099eddc96ba1be70b85

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

Filesize
377KB

MD5
4a36a48e58829c22381572b2040b6fe0

SHA1
f09d30e44ff7e3f20a5de307720f3ad148c6143b

SHA256
3de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8

SHA512
5d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0

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

Filesize
941KB

MD5
8dc3adf1c490211971c1e2325f1424d2

SHA1
4eec4a4e7cb97c5efa6c72e0731cd090c0c4adc5

SHA256
bc29f2022ab3b812e50c8681ff196f090c038b5ab51e37daffac4469a8c2eb2c

SHA512
ae92ea20b359849dcdba4808119b154e3af5ef3687ee09de1797610fe8c4d3eb9065b068074d35adddb4b225d17c619baff3944cb137ad196bcef7a6507f920d

Download Submit
\Windows\SysWOW64\259400942.txt

Filesize
899KB

MD5
2fc76a274e1f9b245152a4a1b5a6f4c4

SHA1
868dbe58dc9bf6b61dd23d8c5ad52f89ee9f6c85

SHA256
2f1b61dc9155e5dd7ef7c678e4eadd312b416f09a41ebd5f97fa9eb028e9fabb

SHA512
ae832110285893b4873d3a878c2b7b3a18e2f62f1bbb169bc9ecc950bd1fafed8d8f3442f13e603d822d8b58b0bec0ab7ac2da0ab5f1cedc7bc82244f18ad23f

Download Submit
\Windows\SysWOW64\Remote Data.exe

Filesize
43KB

MD5
51138beea3e2c21ec44d0932c71762a8

SHA1
8939cf35447b22dd2c6e6f443446acc1bf986d58

SHA256
5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

SHA512
794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

Download Submit
memory/2704-19-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2704-20-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2704-17-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2996-35-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2996-36-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2996-41-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2996-42-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2996-37-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2996-33-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads