gh0strat | da972bfa23d263ddb709619d0acd089fd7b1aa0a2566c79493f4ab7427f82f0a

General

Target

da972bfa23d263ddb709619d0acd089fd7b1aa0a2566c79493f4ab7427f82f0a.exe
Size

5.5MB
MD5

a1fbb2879fe0985a148244075eb8201d
SHA1

7399ac99e92184737dbe47c1223912fbae26214d
SHA256

da972bfa23d263ddb709619d0acd089fd7b1aa0a2566c79493f4ab7427f82f0a
SHA512

760365861c4e2e4e90472ca43c8a69e6890f9dc1bc7576259d5bab8ed127cf5f4488ad948b8f48cf9eb38e12837886b26cbd8c6f9c7b199df12119c32ab512a2
SSDEEP

98304:Bws2ANnKXOaeOgmhRnlEmn7VkcjvaR6hmyEtoN41mzv1u+eammZGLteBW:TKXbeO7vnlEd+vaQhouNviteBW

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/868-19-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/868-23-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/868-20-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2060-28-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2060-29-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2488-41-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2488-44-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2488-45-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 9 IoCs

Processes:

resource	yara_rule
C:\Windows\SysWOW64\240595171.txt	family_gh0strat
behavioral2/memory/868-19-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/868-23-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/868-20-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2060-28-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2060-29-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2488-41-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2488-44-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2488-45-0x0000000010000000-0x00000000101B6000-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

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\\240595171.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_da972bfa23d263ddb709619d0acd089fd7b1aa0a2566c79493f4ab7427f82f0a.exeRemote Data.exe

pid	process
5108	R.exe
868	N.exe
2060	TXPlatfor.exe
2488	TXPlatfor.exe
1100	HD_da972bfa23d263ddb709619d0acd089fd7b1aa0a2566c79493f4ab7427f82f0a.exe
2304	Remote Data.exe

Loads dropped DLL 3 IoCs

Processes:

R.exesvchost.exeRemote Data.exe

pid process

5108 R.exe
1492 svchost.exe
2304 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/868-19-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/868-17-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/868-23-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/868-20-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2060-28-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2060-29-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2060-26-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2488-41-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2488-44-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2488-45-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in System32 directory 6 IoCs

Processes:

R.exesvchost.exeN.exe

description	ioc	process
File created	C:\Windows\SysWOW64\240595171.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

4596 PING.EXE

pid	process
4596	PING.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

da972bfa23d263ddb709619d0acd089fd7b1aa0a2566c79493f4ab7427f82f0a.exe

pid	process
3904	da972bfa23d263ddb709619d0acd089fd7b1aa0a2566c79493f4ab7427f82f0a.exe
3904	da972bfa23d263ddb709619d0acd089fd7b1aa0a2566c79493f4ab7427f82f0a.exe

Suspicious behavior: LoadsDriver 1 IoCs

Processes:

TXPlatfor.exe

pid process

2488 TXPlatfor.exe

pid	process
2488	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 7 IoCs

Processes:

N.exeTXPlatfor.exeHD_da972bfa23d263ddb709619d0acd089fd7b1aa0a2566c79493f4ab7427f82f0a.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	868	N.exe
Token: SeLoadDriverPrivilege	2488	TXPlatfor.exe
Token: SeDebugPrivilege	1100	HD_da972bfa23d263ddb709619d0acd089fd7b1aa0a2566c79493f4ab7427f82f0a.exe
Token: 33	2488	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2488	TXPlatfor.exe
Token: 33	2488	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2488	TXPlatfor.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

HD_da972bfa23d263ddb709619d0acd089fd7b1aa0a2566c79493f4ab7427f82f0a.exe

pid process

1100 HD_da972bfa23d263ddb709619d0acd089fd7b1aa0a2566c79493f4ab7427f82f0a.exe

pid	process
1100	HD_da972bfa23d263ddb709619d0acd089fd7b1aa0a2566c79493f4ab7427f82f0a.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

da972bfa23d263ddb709619d0acd089fd7b1aa0a2566c79493f4ab7427f82f0a.exe

pid	process
3904	da972bfa23d263ddb709619d0acd089fd7b1aa0a2566c79493f4ab7427f82f0a.exe
3904	da972bfa23d263ddb709619d0acd089fd7b1aa0a2566c79493f4ab7427f82f0a.exe

Suspicious use of WriteProcessMemory 20 IoCs

Processes:

da972bfa23d263ddb709619d0acd089fd7b1aa0a2566c79493f4ab7427f82f0a.exeN.exeTXPlatfor.execmd.exesvchost.exe

description	pid	process	target process
PID 3904 wrote to memory of 5108	3904	da972bfa23d263ddb709619d0acd089fd7b1aa0a2566c79493f4ab7427f82f0a.exe	R.exe
PID 3904 wrote to memory of 5108	3904	da972bfa23d263ddb709619d0acd089fd7b1aa0a2566c79493f4ab7427f82f0a.exe	R.exe
PID 3904 wrote to memory of 5108	3904	da972bfa23d263ddb709619d0acd089fd7b1aa0a2566c79493f4ab7427f82f0a.exe	R.exe
PID 3904 wrote to memory of 868	3904	da972bfa23d263ddb709619d0acd089fd7b1aa0a2566c79493f4ab7427f82f0a.exe	N.exe
PID 3904 wrote to memory of 868	3904	da972bfa23d263ddb709619d0acd089fd7b1aa0a2566c79493f4ab7427f82f0a.exe	N.exe
PID 3904 wrote to memory of 868	3904	da972bfa23d263ddb709619d0acd089fd7b1aa0a2566c79493f4ab7427f82f0a.exe	N.exe
PID 868 wrote to memory of 1364	868	N.exe	cmd.exe
PID 868 wrote to memory of 1364	868	N.exe	cmd.exe
PID 868 wrote to memory of 1364	868	N.exe	cmd.exe
PID 2060 wrote to memory of 2488	2060	TXPlatfor.exe	TXPlatfor.exe
PID 2060 wrote to memory of 2488	2060	TXPlatfor.exe	TXPlatfor.exe
PID 2060 wrote to memory of 2488	2060	TXPlatfor.exe	TXPlatfor.exe
PID 3904 wrote to memory of 1100	3904	da972bfa23d263ddb709619d0acd089fd7b1aa0a2566c79493f4ab7427f82f0a.exe	HD_da972bfa23d263ddb709619d0acd089fd7b1aa0a2566c79493f4ab7427f82f0a.exe
PID 3904 wrote to memory of 1100	3904	da972bfa23d263ddb709619d0acd089fd7b1aa0a2566c79493f4ab7427f82f0a.exe	HD_da972bfa23d263ddb709619d0acd089fd7b1aa0a2566c79493f4ab7427f82f0a.exe
PID 1364 wrote to memory of 4596	1364	cmd.exe	PING.EXE
PID 1364 wrote to memory of 4596	1364	cmd.exe	PING.EXE
PID 1364 wrote to memory of 4596	1364	cmd.exe	PING.EXE
PID 1492 wrote to memory of 2304	1492	svchost.exe	Remote Data.exe
PID 1492 wrote to memory of 2304	1492	svchost.exe	Remote Data.exe
PID 1492 wrote to memory of 2304	1492	svchost.exe	Remote Data.exe

C:\Users\Admin\AppData\Local\Temp\da972bfa23d263ddb709619d0acd089fd7b1aa0a2566c79493f4ab7427f82f0a.exe
"C:\Users\Admin\AppData\Local\Temp\da972bfa23d263ddb709619d0acd089fd7b1aa0a2566c79493f4ab7427f82f0a.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3904

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:5108

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:868

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:1364

C:\Windows\SysWOW64\PING.EXE
ping -n 2 127.0.0.1
4⤵
- Runs ping.exe
PID:4596

C:\Users\Admin\AppData\Local\Temp\HD_da972bfa23d263ddb709619d0acd089fd7b1aa0a2566c79493f4ab7427f82f0a.exe
C:\Users\Admin\AppData\Local\Temp\HD_da972bfa23d263ddb709619d0acd089fd7b1aa0a2566c79493f4ab7427f82f0a.exe
2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:1100

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
PID:2148

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:1492

C:\Windows\SysWOW64\Remote Data.exe
"C:\Windows\system32\Remote Data.exe" "c:\windows\system32\240595171.txt",MainThread
2⤵
- Executes dropped EXE
- Loads dropped DLL
PID:2304

C:\Windows\SysWOW64\TXPlatfor.exe
C:\Windows\SysWOW64\TXPlatfor.exe -auto
1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2060

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:2488

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
2.5MB

MD5
726a36688fcbcbabec3f88b66886d9a7

SHA1
150e532043d690a83acb990f5cb9ea5d303e61d9

SHA256
2844baff5c16b212c6046267ff48f260493aed3c211432ff3b38a13c1bd1bfad

SHA512
ef9a1e574bca3accb16774258afc324472257e89f62c698270f066bd2987bf81682c3fecd30ad5b5e5266ea3685ad64216c4a63b285a31f73e954d990c4c69d2

Download Submit
C:\Users\Admin\AppData\Local\Temp\HD_da972bfa23d263ddb709619d0acd089fd7b1aa0a2566c79493f4ab7427f82f0a.exe

Filesize
3.0MB

MD5
bb8aa69c974ccee9c39a6d5a950ae492

SHA1
2bd88396d3da8bbdfdfd2967112885b197bc9cd3

SHA256
7008b26ea9d43baec552fae449a165c301d6bde7b93656a498c01cfc538db9a6

SHA512
c6a979288d0a3eb0e543f23d7f3889b9fd8a59f603f82815be8b1d4c4a4320cffa2db49d4bf11c1515f0fd8a350bb04cdfcead791c7961256e2e6b327ee73473

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\240595171.txt

Filesize
899KB

MD5
9f22d9dcd7428ee792fde930994d84ec

SHA1
af15e3816dd832c65375d36394639248c31e0e6a

SHA256
f74194169690f54f1e67e264b6a77df31a8730be1076230e6b63f6c33cbe34c6

SHA512
075f4cd9cda11c7c12edaba2eccb8108c2d62ff1b3d228783343f7a041096538d836e88e14f35f030a84b7a7129a250719c7a43d1a07b11b8b496766cc242e83

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

Filesize
60KB

MD5
889b99c52a60dd49227c5e485a016679

SHA1
8fa889e456aa646a4d0a4349977430ce5fa5e2d7

SHA256
6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

SHA512
08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

Download Submit
memory/868-23-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/868-20-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/868-19-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/868-17-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1100-51-0x0000025BD3180000-0x0000025BD31B8000-memory.dmp

Filesize
224KB

Download
memory/1100-46-0x0000025BB5A00000-0x0000025BB5D08000-memory.dmp

Filesize
3.0MB

Download
memory/1100-47-0x0000025BD1A70000-0x0000025BD1D2E000-memory.dmp

Filesize
2.7MB

Download
memory/1100-52-0x0000025BD3140000-0x0000025BD314E000-memory.dmp

Filesize
56KB

Download
memory/1100-53-0x0000025BD31C0000-0x0000025BD3268000-memory.dmp

Filesize
672KB

Download
memory/2060-28-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2060-26-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2060-29-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2488-41-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2488-44-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2488-45-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads