gh0strat | 7ec56a29dea6f58062db614edce4103f611c5117302e0ee2260c2afe2d6c144c

Analysis

max time kernel
150s
max time network
124s
platform
windows7_x64
resource
win7-20240611-en
resource tags

arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system
submitted
01-07-2024 04:40

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General

Target

7ec56a29dea6f58062db614edce4103f611c5117302e0ee2260c2afe2d6c144c.exe
Size

4.2MB
MD5

03cab9df1b46c32349e500e7c249e28a
SHA1

c5457090ef6d79eabee1860e66db48dcafe50aed
SHA256

7ec56a29dea6f58062db614edce4103f611c5117302e0ee2260c2afe2d6c144c
SHA512

a9b53ca6fbf51bbd0468d5b5e005b1f5f644d7b345db0b99296b08c60d06f615026d168c3466f168e4bae111fdb2c43b456d35975bee3d385563477720c018d7
SSDEEP

98304:Iws2ANnKXOaeOgmhPmhl7HKbxgZEzqaqm4NN:eKXbeO7J0VpVlNN

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/2616-20-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2616-21-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2604-45-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2604-41-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2604-49-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 6 IoCs

Processes:

resource	yara_rule
\Windows\SysWOW64\259421862.txt	family_gh0strat
behavioral1/memory/2616-20-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2616-21-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2604-45-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2604-41-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2604-49-0x0000000010000000-0x00000000101B6000-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
Server Software Component: Terminal Services DLL 1 TTPs 1 IoCs
persistence

Terminal Services DLL
T1505.005

Processes:

R.exe

description ioc process

Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Remote Data\Parameters\ServiceDll = "C:\\Windows\\system32\\259421862.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_7ec56a29dea6f58062db614edce4103f611c5117302e0ee2260c2afe2d6c144c.exeRemote Data.exe

pid process

1944 R.exe
2616 N.exe
2612 TXPlatfor.exe
2604 TXPlatfor.exe
2624 HD_7ec56a29dea6f58062db614edce4103f611c5117302e0ee2260c2afe2d6c144c.exe
332 Remote Data.exe

description	ioc	process
File created	C:\Windows\system32\drivers\QAssist.sys	TXPlatfor.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Remote Data\Parameters\ServiceDll = "C:\\Windows\\system32\\259421862.txt"	R.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\QAssist\ImagePath = "system32\\DRIVERS\\QAssist.sys"	TXPlatfor.exe

pid	process
1944	R.exe
2616	N.exe
2612	TXPlatfor.exe
2604	TXPlatfor.exe
2624	HD_7ec56a29dea6f58062db614edce4103f611c5117302e0ee2260c2afe2d6c144c.exe
332	Remote Data.exe

Loads dropped DLL 8 IoCs

Processes:

7ec56a29dea6f58062db614edce4103f611c5117302e0ee2260c2afe2d6c144c.exeR.exesvchost.exeTXPlatfor.exeRemote Data.exe

pid	process
2084	7ec56a29dea6f58062db614edce4103f611c5117302e0ee2260c2afe2d6c144c.exe
1944	R.exe
2144	svchost.exe
2084	7ec56a29dea6f58062db614edce4103f611c5117302e0ee2260c2afe2d6c144c.exe
2612	TXPlatfor.exe
2084	7ec56a29dea6f58062db614edce4103f611c5117302e0ee2260c2afe2d6c144c.exe
2144	svchost.exe
332	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/2616-20-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2616-21-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2616-18-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2604-45-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2604-41-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2604-49-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in System32 directory 6 IoCs

Processes:

svchost.exeN.exeR.exe

description	ioc	process
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\259421862.txt	R.exe
File opened for modification	C:\Windows\SysWOW64\ini.ini	R.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

2552 PING.EXE
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

7ec56a29dea6f58062db614edce4103f611c5117302e0ee2260c2afe2d6c144c.exe

pid process

2084 7ec56a29dea6f58062db614edce4103f611c5117302e0ee2260c2afe2d6c144c.exe
Suspicious behavior: LoadsDriver 1 IoCs

Processes:

TXPlatfor.exe

pid process

2604 TXPlatfor.exe

pid	process
2552	PING.EXE

pid	process
2604	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

N.exeTXPlatfor.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	2616	N.exe
Token: SeLoadDriverPrivilege	2604	TXPlatfor.exe
Token: 33	2604	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2604	TXPlatfor.exe
Token: 33	2604	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2604	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

7ec56a29dea6f58062db614edce4103f611c5117302e0ee2260c2afe2d6c144c.exe

pid process

2084 7ec56a29dea6f58062db614edce4103f611c5117302e0ee2260c2afe2d6c144c.exe
2084 7ec56a29dea6f58062db614edce4103f611c5117302e0ee2260c2afe2d6c144c.exe

Suspicious use of WriteProcessMemory 30 IoCs

Processes:

7ec56a29dea6f58062db614edce4103f611c5117302e0ee2260c2afe2d6c144c.exeN.exeTXPlatfor.execmd.exesvchost.exe

description	pid	process	target process
PID 2084 wrote to memory of 1944	2084	7ec56a29dea6f58062db614edce4103f611c5117302e0ee2260c2afe2d6c144c.exe	R.exe
PID 2084 wrote to memory of 1944	2084	7ec56a29dea6f58062db614edce4103f611c5117302e0ee2260c2afe2d6c144c.exe	R.exe
PID 2084 wrote to memory of 1944	2084	7ec56a29dea6f58062db614edce4103f611c5117302e0ee2260c2afe2d6c144c.exe	R.exe
PID 2084 wrote to memory of 1944	2084	7ec56a29dea6f58062db614edce4103f611c5117302e0ee2260c2afe2d6c144c.exe	R.exe
PID 2084 wrote to memory of 2616	2084	7ec56a29dea6f58062db614edce4103f611c5117302e0ee2260c2afe2d6c144c.exe	N.exe
PID 2084 wrote to memory of 2616	2084	7ec56a29dea6f58062db614edce4103f611c5117302e0ee2260c2afe2d6c144c.exe	N.exe
PID 2084 wrote to memory of 2616	2084	7ec56a29dea6f58062db614edce4103f611c5117302e0ee2260c2afe2d6c144c.exe	N.exe
PID 2084 wrote to memory of 2616	2084	7ec56a29dea6f58062db614edce4103f611c5117302e0ee2260c2afe2d6c144c.exe	N.exe
PID 2084 wrote to memory of 2616	2084	7ec56a29dea6f58062db614edce4103f611c5117302e0ee2260c2afe2d6c144c.exe	N.exe
PID 2084 wrote to memory of 2616	2084	7ec56a29dea6f58062db614edce4103f611c5117302e0ee2260c2afe2d6c144c.exe	N.exe
PID 2084 wrote to memory of 2616	2084	7ec56a29dea6f58062db614edce4103f611c5117302e0ee2260c2afe2d6c144c.exe	N.exe
PID 2616 wrote to memory of 2668	2616	N.exe	cmd.exe
PID 2616 wrote to memory of 2668	2616	N.exe	cmd.exe
PID 2616 wrote to memory of 2668	2616	N.exe	cmd.exe
PID 2616 wrote to memory of 2668	2616	N.exe	cmd.exe
PID 2612 wrote to memory of 2604	2612	TXPlatfor.exe	TXPlatfor.exe
PID 2612 wrote to memory of 2604	2612	TXPlatfor.exe	TXPlatfor.exe
PID 2612 wrote to memory of 2604	2612	TXPlatfor.exe	TXPlatfor.exe
PID 2612 wrote to memory of 2604	2612	TXPlatfor.exe	TXPlatfor.exe
PID 2612 wrote to memory of 2604	2612	TXPlatfor.exe	TXPlatfor.exe
PID 2612 wrote to memory of 2604	2612	TXPlatfor.exe	TXPlatfor.exe
PID 2612 wrote to memory of 2604	2612	TXPlatfor.exe	TXPlatfor.exe
PID 2668 wrote to memory of 2552	2668	cmd.exe	PING.EXE
PID 2668 wrote to memory of 2552	2668	cmd.exe	PING.EXE
PID 2668 wrote to memory of 2552	2668	cmd.exe	PING.EXE
PID 2668 wrote to memory of 2552	2668	cmd.exe	PING.EXE
PID 2144 wrote to memory of 332	2144	svchost.exe	Remote Data.exe
PID 2144 wrote to memory of 332	2144	svchost.exe	Remote Data.exe
PID 2144 wrote to memory of 332	2144	svchost.exe	Remote Data.exe
PID 2144 wrote to memory of 332	2144	svchost.exe	Remote Data.exe

C:\Users\Admin\AppData\Local\Temp\7ec56a29dea6f58062db614edce4103f611c5117302e0ee2260c2afe2d6c144c.exe
"C:\Users\Admin\AppData\Local\Temp\7ec56a29dea6f58062db614edce4103f611c5117302e0ee2260c2afe2d6c144c.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2084

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
PID:1944

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:2616

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:2668

C:\Windows\SysWOW64\PING.EXE
ping -n 2 127.0.0.1
4⤵
- Runs ping.exe
PID:2552

C:\Users\Admin\AppData\Local\Temp\HD_7ec56a29dea6f58062db614edce4103f611c5117302e0ee2260c2afe2d6c144c.exe
C:\Users\Admin\AppData\Local\Temp\HD_7ec56a29dea6f58062db614edce4103f611c5117302e0ee2260c2afe2d6c144c.exe
2⤵
- Executes dropped EXE
PID:2624

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
PID:2680

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:2144

C:\Windows\SysWOW64\Remote Data.exe
"C:\Windows\system32\Remote Data.exe" "c:\windows\system32\259421862.txt",MainThread
2⤵
- Executes dropped EXE
- Loads dropped DLL
PID:332

C:\Windows\SysWOW64\TXPlatfor.exe
C:\Windows\SysWOW64\TXPlatfor.exe -auto
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2612

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:2604

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\HD_X.dat
Filesize
2.9MB

MD5
9da340bbc9ae5a0cd4bc392800310f3e

SHA1
08ce2d4102c3f1cb031b2cb812b598281f069bc7

SHA256
897808e47ba39ee83b552665f327a29697d00cade117b7609d8f2ff979b418ee

SHA512
d44e380084015158e3735387b365477603da3ef1dc04260c06e486a3a840c8a73a37d7de82e03f75012547827552af9a77fca4dbdf97b3db9649a1f049d89bb8

Download Submit
\Users\Admin\AppData\Local\Temp\HD_7ec56a29dea6f58062db614edce4103f611c5117302e0ee2260c2afe2d6c144c.exe
Filesize
1.3MB

MD5
58ec387c3fe4c6dc3f72a6c24f043d55

SHA1
2b31637eae1841c1fe83bbe2ad54e718a31e86de

SHA256
c5271a4372eb9b5a41616a1ce7b9c2977c8f0c39bf0a8d115037d7c9f7a1cf41

SHA512
9fadf0a222982962935aefcc1385f155caff3038baa052f9443b5523e75aeb9e4480c8bdbd0e722b621af8dad9caa803e426f53418abda9ad5327ba18b5809c9

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\259421862.txt
Filesize
899KB

MD5
40f46e1342c91b1879435ba824916a1b

SHA1
3dc6ec54d4e7e4a6a7d14aa98358852a6e943e1a

SHA256
606c270a9426462a09d4923c137e7414e0e49c9c72f0b389cd0928e614f9f001

SHA512
f282aa047f3ffdd50b7d4af2a0ab41549e2a0b3ed3eadae6125ad36dd8f447d001a6714b9b61201c7a17c2e9169ee39beaf0fd8f435291e1f92fd2604ebfc0f0

Download Submit
\Windows\SysWOW64\Remote Data.exe
Filesize
43KB

MD5
51138beea3e2c21ec44d0932c71762a8

SHA1
8939cf35447b22dd2c6e6f443446acc1bf986d58

SHA256
5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

SHA512
794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

Download Submit
memory/2604-45-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2604-41-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2604-49-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2616-20-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2616-21-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2616-18-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download