gh0strat | 1d9622bb21198b4472dc62fba3c055829add4bbed721d4de82b15cba2b8d4a15

General

Target

1d9622bb21198b4472dc62fba3c055829add4bbed721d4de82b15cba2b8d4a15.exe
Size

6.5MB
MD5

6c4da2971da3a93d9c0bb3551d98bf9d
SHA1

18c3aa3dc76e6939b5a4252a0700186d7d96af36
SHA256

1d9622bb21198b4472dc62fba3c055829add4bbed721d4de82b15cba2b8d4a15
SHA512

fcb07db723cd50e5d31edac83071d06424a3adb51827cabbe038deaf3f01d0accef001f5f98935c2fac2e73765687be0598d8ecf8e38b3b3b555756236b59f5d
SSDEEP

49152:dCwsbCANnKXferL7Vwe/Gg0P+WhJ+FyH234kO/mEScIgDl4uYpgyTUe+mc:gws2ANnKXOaeOgmhJmO04kdJQ4uYpeem

Score

10^/10

gh0strat purplefox persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 5 IoCs

Detect PurpleFox Rootkit.

rootkit

Processes:

resource	yara_rule
behavioral1/memory/2920-20-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2920-21-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2596-44-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2596-48-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2596-49-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 6 IoCs

Processes:

resource	yara_rule
\Windows\SysWOW64\259397339.txt	family_gh0strat
behavioral1/memory/2920-20-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2920-21-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2596-44-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2596-48-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2596-49-0x0000000010000000-0x00000000101B6000-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\\259397339.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_1d9622bb21198b4472dc62fba3c055829add4bbed721d4de82b15cba2b8d4a15.exeRemote Data.exe

pid	process
2388	R.exe
2920	N.exe
2628	TXPlatfor.exe
2596	TXPlatfor.exe
2004	HD_1d9622bb21198b4472dc62fba3c055829add4bbed721d4de82b15cba2b8d4a15.exe
768	Remote Data.exe

Loads dropped DLL 8 IoCs

Processes:

1d9622bb21198b4472dc62fba3c055829add4bbed721d4de82b15cba2b8d4a15.exeR.exesvchost.exeTXPlatfor.exeRemote Data.exe

pid	process
1336	1d9622bb21198b4472dc62fba3c055829add4bbed721d4de82b15cba2b8d4a15.exe
2388	R.exe
2272	svchost.exe
1336	1d9622bb21198b4472dc62fba3c055829add4bbed721d4de82b15cba2b8d4a15.exe
2628	TXPlatfor.exe
1336	1d9622bb21198b4472dc62fba3c055829add4bbed721d4de82b15cba2b8d4a15.exe
2272	svchost.exe
768	Remote Data.exe

UPX packed file 6 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/2920-20-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2920-18-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2920-21-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2596-44-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2596-48-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2596-49-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in System32 directory 6 IoCs

Processes:

R.exesvchost.exeN.exe

description	ioc	process
File created	C:\Windows\SysWOW64\259397339.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

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

System Information Discovery
T1082
Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

2500 PING.EXE
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

1d9622bb21198b4472dc62fba3c055829add4bbed721d4de82b15cba2b8d4a15.exe

pid process

1336 1d9622bb21198b4472dc62fba3c055829add4bbed721d4de82b15cba2b8d4a15.exe
Suspicious behavior: LoadsDriver 1 IoCs

Processes:

TXPlatfor.exe

pid process

2596 TXPlatfor.exe

pid	process
2500	PING.EXE

pid	process
2596	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

N.exeTXPlatfor.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	2920	N.exe
Token: SeLoadDriverPrivilege	2596	TXPlatfor.exe
Token: 33	2596	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2596	TXPlatfor.exe
Token: 33	2596	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2596	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

1d9622bb21198b4472dc62fba3c055829add4bbed721d4de82b15cba2b8d4a15.exe

pid	process
1336	1d9622bb21198b4472dc62fba3c055829add4bbed721d4de82b15cba2b8d4a15.exe
1336	1d9622bb21198b4472dc62fba3c055829add4bbed721d4de82b15cba2b8d4a15.exe

Suspicious use of WriteProcessMemory 34 IoCs

Processes:

1d9622bb21198b4472dc62fba3c055829add4bbed721d4de82b15cba2b8d4a15.exeN.exeTXPlatfor.execmd.exesvchost.exe

description	pid	process	target process
PID 1336 wrote to memory of 2388	1336	1d9622bb21198b4472dc62fba3c055829add4bbed721d4de82b15cba2b8d4a15.exe	R.exe
PID 1336 wrote to memory of 2388	1336	1d9622bb21198b4472dc62fba3c055829add4bbed721d4de82b15cba2b8d4a15.exe	R.exe
PID 1336 wrote to memory of 2388	1336	1d9622bb21198b4472dc62fba3c055829add4bbed721d4de82b15cba2b8d4a15.exe	R.exe
PID 1336 wrote to memory of 2388	1336	1d9622bb21198b4472dc62fba3c055829add4bbed721d4de82b15cba2b8d4a15.exe	R.exe
PID 1336 wrote to memory of 2920	1336	1d9622bb21198b4472dc62fba3c055829add4bbed721d4de82b15cba2b8d4a15.exe	N.exe
PID 1336 wrote to memory of 2920	1336	1d9622bb21198b4472dc62fba3c055829add4bbed721d4de82b15cba2b8d4a15.exe	N.exe
PID 1336 wrote to memory of 2920	1336	1d9622bb21198b4472dc62fba3c055829add4bbed721d4de82b15cba2b8d4a15.exe	N.exe
PID 1336 wrote to memory of 2920	1336	1d9622bb21198b4472dc62fba3c055829add4bbed721d4de82b15cba2b8d4a15.exe	N.exe
PID 1336 wrote to memory of 2920	1336	1d9622bb21198b4472dc62fba3c055829add4bbed721d4de82b15cba2b8d4a15.exe	N.exe
PID 1336 wrote to memory of 2920	1336	1d9622bb21198b4472dc62fba3c055829add4bbed721d4de82b15cba2b8d4a15.exe	N.exe
PID 1336 wrote to memory of 2920	1336	1d9622bb21198b4472dc62fba3c055829add4bbed721d4de82b15cba2b8d4a15.exe	N.exe
PID 2920 wrote to memory of 2948	2920	N.exe	cmd.exe
PID 2920 wrote to memory of 2948	2920	N.exe	cmd.exe
PID 2920 wrote to memory of 2948	2920	N.exe	cmd.exe
PID 2920 wrote to memory of 2948	2920	N.exe	cmd.exe
PID 2628 wrote to memory of 2596	2628	TXPlatfor.exe	TXPlatfor.exe
PID 2628 wrote to memory of 2596	2628	TXPlatfor.exe	TXPlatfor.exe
PID 2628 wrote to memory of 2596	2628	TXPlatfor.exe	TXPlatfor.exe
PID 2628 wrote to memory of 2596	2628	TXPlatfor.exe	TXPlatfor.exe
PID 2628 wrote to memory of 2596	2628	TXPlatfor.exe	TXPlatfor.exe
PID 2628 wrote to memory of 2596	2628	TXPlatfor.exe	TXPlatfor.exe
PID 2628 wrote to memory of 2596	2628	TXPlatfor.exe	TXPlatfor.exe
PID 1336 wrote to memory of 2004	1336	1d9622bb21198b4472dc62fba3c055829add4bbed721d4de82b15cba2b8d4a15.exe	HD_1d9622bb21198b4472dc62fba3c055829add4bbed721d4de82b15cba2b8d4a15.exe
PID 1336 wrote to memory of 2004	1336	1d9622bb21198b4472dc62fba3c055829add4bbed721d4de82b15cba2b8d4a15.exe	HD_1d9622bb21198b4472dc62fba3c055829add4bbed721d4de82b15cba2b8d4a15.exe
PID 1336 wrote to memory of 2004	1336	1d9622bb21198b4472dc62fba3c055829add4bbed721d4de82b15cba2b8d4a15.exe	HD_1d9622bb21198b4472dc62fba3c055829add4bbed721d4de82b15cba2b8d4a15.exe
PID 1336 wrote to memory of 2004	1336	1d9622bb21198b4472dc62fba3c055829add4bbed721d4de82b15cba2b8d4a15.exe	HD_1d9622bb21198b4472dc62fba3c055829add4bbed721d4de82b15cba2b8d4a15.exe
PID 2948 wrote to memory of 2500	2948	cmd.exe	PING.EXE
PID 2948 wrote to memory of 2500	2948	cmd.exe	PING.EXE
PID 2948 wrote to memory of 2500	2948	cmd.exe	PING.EXE
PID 2948 wrote to memory of 2500	2948	cmd.exe	PING.EXE
PID 2272 wrote to memory of 768	2272	svchost.exe	Remote Data.exe
PID 2272 wrote to memory of 768	2272	svchost.exe	Remote Data.exe
PID 2272 wrote to memory of 768	2272	svchost.exe	Remote Data.exe
PID 2272 wrote to memory of 768	2272	svchost.exe	Remote Data.exe

C:\Users\Admin\AppData\Local\Temp\1d9622bb21198b4472dc62fba3c055829add4bbed721d4de82b15cba2b8d4a15.exe
"C:\Users\Admin\AppData\Local\Temp\1d9622bb21198b4472dc62fba3c055829add4bbed721d4de82b15cba2b8d4a15.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1336

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:2388

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:2920

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:2948

C:\Windows\SysWOW64\PING.EXE
ping -n 2 127.0.0.1
4⤵
- Runs ping.exe
PID:2500

C:\Users\Admin\AppData\Local\Temp\HD_1d9622bb21198b4472dc62fba3c055829add4bbed721d4de82b15cba2b8d4a15.exe
C:\Users\Admin\AppData\Local\Temp\HD_1d9622bb21198b4472dc62fba3c055829add4bbed721d4de82b15cba2b8d4a15.exe
2⤵
- Executes dropped EXE
PID:2004

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
PID:2280

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:2272

C:\Windows\SysWOW64\Remote Data.exe
"C:\Windows\system32\Remote Data.exe" "c:\windows\system32\259397339.txt",MainThread
2⤵
- Executes dropped EXE
- Loads dropped DLL
PID:768

C:\Windows\SysWOW64\TXPlatfor.exe
C:\Windows\SysWOW64\TXPlatfor.exe -auto
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2628

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:2596

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

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\HD_1d9622bb21198b4472dc62fba3c055829add4bbed721d4de82b15cba2b8d4a15.exe

Filesize
2.8MB

MD5
b40a9d9718b12ff24a32cdd29ecdec30

SHA1
d540a8ee2bd48c8851b33687f4cb519141840aac

SHA256
4ce421d3f61e0173a9182996ea5288d059d15b02058b4564debc1a93ea418c68

SHA512
3472369b7c6359fcee34ced3959968d13e68b29431224b0bcfc9371a0ba80d7bce4916975208378efa6c3216a99298b0ba4d8b7fceae8a5d0608211c1f99b65e

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

Filesize
3.6MB

MD5
21a95de3182bbdce6899a60dcdd3afef

SHA1
b7e4fed47e26558cdfdeaa98c9e501d047a8ede0

SHA256
20a27571fe48856b2610922dae53c89b5e40c4313d9a198f106e0a508bacd1c4

SHA512
47a9678b4b19a667ec3bdc5340bdeda43bb37c50990a4360e86d5bb60cf49b356d317aa3e091257e76db47555060f5f2e6d517841a882ce0e25d417110436e2a

Download Submit
\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\259397339.txt

Filesize
899KB

MD5
11d4ca9a14533fd1adb1531c22cbc08c

SHA1
9fb8966a310a845a41ce34eaa09d802c1f609faf

SHA256
da71da925e56fb7b8a92634832aa012488325dab233a7df1c99d597c8629ae2a

SHA512
2611bbaa08069bc6546562a31872741153c89b6280c11677d2bcda299c2beb8d9a7b55cdf6205a3637e7d2283d09b57d7eb1748ff47f5ec10dc0faf6d90123e7

Download Submit
\Windows\SysWOW64\Remote Data.exe

Filesize
43KB

MD5
51138beea3e2c21ec44d0932c71762a8

SHA1
8939cf35447b22dd2c6e6f443446acc1bf986d58

SHA256
5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

SHA512
794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

Download Submit
memory/2596-44-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2596-48-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2596-49-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2920-20-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2920-18-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2920-21-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads