gh0strat | 89e5a37a547b36953497d471d212fa2de02405986acf9cf7f3e72ca4a8e32b5c

General

Target

89e5a37a547b36953497d471d212fa2de02405986acf9cf7f3e72ca4a8e32b5c.exe
Size

6.0MB
MD5

210c175429b7050ef44fe3dd3f9371b3
SHA1

d4e455040a6ee114a16aeacf00a25260e222f863
SHA256

89e5a37a547b36953497d471d212fa2de02405986acf9cf7f3e72ca4a8e32b5c
SHA512

6dd192975fd38bb3fda9f111d4ac69acd27a2505ff523f660549aa2c26fd2c4330e76c581bb0f0d38dc7c119916498f74e7fa4f637ac8964ba6dc0fa7bb2366f
SSDEEP

196608:8KXbeO7qb0qiYJPgFP67XX4DEMu6MBRA:97q4zIweA

Score

10^/10

gh0strat purplefox persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 9 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral2/memory/4728-23-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4728-20-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4728-19-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3928-29-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3928-28-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4728-30-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3372-41-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3372-44-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3372-46-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 10 IoCs

resource	yara_rule
behavioral2/files/0x0008000000023405-5.dat	family_gh0strat
behavioral2/memory/4728-23-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4728-20-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4728-19-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3928-29-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3928-28-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4728-30-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3372-41-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3372-44-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3372-46-0x0000000010000000-0x00000000101B6000-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

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

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Remote Data\Parameters\ServiceDll = "C:\\Windows\\system32\\240600078.txt"	R.exe

Sets service image path in registry 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

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

Executes dropped EXE 6 IoCs

pid	Process
3880	R.exe
4728	N.exe
3928	TXPlatfor.exe
3372	TXPlatfor.exe
4376	HD_89e5a37a547b36953497d471d212fa2de02405986acf9cf7f3e72ca4a8e32b5c.exe
1620	Remote Data.exe

Loads dropped DLL 3 IoCs

pid	Process
3880	R.exe
1604	svchost.exe
1620	Remote Data.exe

UPX packed file 11 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4728-17-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4728-23-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4728-20-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4728-19-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3928-26-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3928-29-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3928-28-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4728-30-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3372-41-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3372-44-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3372-46-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in System32 directory 6 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\240600078.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

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe	89e5a37a547b36953497d471d212fa2de02405986acf9cf7f3e72ca4a8e32b5c.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

pid	Process
6100	PING.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2156	89e5a37a547b36953497d471d212fa2de02405986acf9cf7f3e72ca4a8e32b5c.exe
2156	89e5a37a547b36953497d471d212fa2de02405986acf9cf7f3e72ca4a8e32b5c.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
3372	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	4728	N.exe
Token: SeLoadDriverPrivilege	3372	TXPlatfor.exe
Token: 33	3372	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	3372	TXPlatfor.exe
Token: 33	3372	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	3372	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2156	89e5a37a547b36953497d471d212fa2de02405986acf9cf7f3e72ca4a8e32b5c.exe
2156	89e5a37a547b36953497d471d212fa2de02405986acf9cf7f3e72ca4a8e32b5c.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 2156 wrote to memory of 3880	2156	89e5a37a547b36953497d471d212fa2de02405986acf9cf7f3e72ca4a8e32b5c.exe	81
PID 2156 wrote to memory of 3880	2156	89e5a37a547b36953497d471d212fa2de02405986acf9cf7f3e72ca4a8e32b5c.exe	81
PID 2156 wrote to memory of 3880	2156	89e5a37a547b36953497d471d212fa2de02405986acf9cf7f3e72ca4a8e32b5c.exe	81
PID 2156 wrote to memory of 4728	2156	89e5a37a547b36953497d471d212fa2de02405986acf9cf7f3e72ca4a8e32b5c.exe	84
PID 2156 wrote to memory of 4728	2156	89e5a37a547b36953497d471d212fa2de02405986acf9cf7f3e72ca4a8e32b5c.exe	84
PID 2156 wrote to memory of 4728	2156	89e5a37a547b36953497d471d212fa2de02405986acf9cf7f3e72ca4a8e32b5c.exe	84
PID 4728 wrote to memory of 5188	4728	N.exe	86
PID 4728 wrote to memory of 5188	4728	N.exe	86
PID 4728 wrote to memory of 5188	4728	N.exe	86
PID 3928 wrote to memory of 3372	3928	TXPlatfor.exe	88
PID 3928 wrote to memory of 3372	3928	TXPlatfor.exe	88
PID 3928 wrote to memory of 3372	3928	TXPlatfor.exe	88
PID 2156 wrote to memory of 4376	2156	89e5a37a547b36953497d471d212fa2de02405986acf9cf7f3e72ca4a8e32b5c.exe	89
PID 2156 wrote to memory of 4376	2156	89e5a37a547b36953497d471d212fa2de02405986acf9cf7f3e72ca4a8e32b5c.exe	89
PID 2156 wrote to memory of 4376	2156	89e5a37a547b36953497d471d212fa2de02405986acf9cf7f3e72ca4a8e32b5c.exe	89
PID 5188 wrote to memory of 6100	5188	cmd.exe	90
PID 5188 wrote to memory of 6100	5188	cmd.exe	90
PID 5188 wrote to memory of 6100	5188	cmd.exe	90
PID 1604 wrote to memory of 1620	1604	svchost.exe	91
PID 1604 wrote to memory of 1620	1604	svchost.exe	91
PID 1604 wrote to memory of 1620	1604	svchost.exe	91

C:\Users\Admin\AppData\Local\Temp\89e5a37a547b36953497d471d212fa2de02405986acf9cf7f3e72ca4a8e32b5c.exe
"C:\Users\Admin\AppData\Local\Temp\89e5a37a547b36953497d471d212fa2de02405986acf9cf7f3e72ca4a8e32b5c.exe"
1⤵
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2156
- 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:3880
- 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:4728
- - 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:5188
  - - C:\Windows\SysWOW64\PING.EXE
      ping -n 2 127.0.0.1
      4⤵
      Runs ping.exe
      PID:6100
- C:\Users\Admin\AppData\Local\Temp\HD_89e5a37a547b36953497d471d212fa2de02405986acf9cf7f3e72ca4a8e32b5c.exe
  C:\Users\Admin\AppData\Local\Temp\HD_89e5a37a547b36953497d471d212fa2de02405986acf9cf7f3e72ca4a8e32b5c.exe
  2⤵
  - Executes dropped EXE
  PID:4376

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
PID:3044

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:1604
- C:\Windows\SysWOW64\Remote Data.exe
  "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\240600078.txt",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:1620

C:\Windows\SysWOW64\TXPlatfor.exe
C:\Windows\SysWOW64\TXPlatfor.exe -auto
1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3928
- 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:3372

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Server Software Component

1

T1505

Terminal Services DLL

1

T1505.005

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Remote System Discovery

1

T1018

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\HD_89e5a37a547b36953497d471d212fa2de02405986acf9cf7f3e72ca4a8e32b5c.exe

Filesize
3.5MB

MD5
d3aa0c5c865fc39187f3b848fd4e4d76

SHA1
6b0ee4ad773141640bbf7e3b1188b3eea1f235ba

SHA256
e1511201ec2ae9a7e30259f04bc2ec7272badb2574a2e9b405d0e916ae5c082c

SHA512
cc20c1558d0f179e735c347593ac8f691c0a047795e88bca7b5d7cb533b4f9046343e71e5478ca241a530801ceb3498e6316b9b39cbb47b70f2130cc1c1a06cc

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

Filesize
2.5MB

MD5
122c751ce3618a7794c195cdbf379e7c

SHA1
5175a4d31fdcd79b9112e72dd2c3313161c30d4a

SHA256
ff75630d36b8547e9c5afa611c4b977592ffe253242e850d7b761f8b160a1cb4

SHA512
cd0beb882691572b11e8d2f37ae5361867ab2afba44fe071c85959d7faec8048cac99da43fa949668bced2c45ad2e8d3035417b1b5c025ad47233dddae92dd8e

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\240600078.txt

Filesize
899KB

MD5
89b099fa19e236cfb0bab76a17cd9a18

SHA1
1e5afe81420662a67f40c2a5c9200f80c999d9a5

SHA256
a4019a12ec40b70503e086779a8e176c86e49c6b8d6a42bbb453b346b43bf5a4

SHA512
b4c1e94d61f8bbc8c10d192da1e197a1a380e61b50132823523a4b2ac19446e44904e0c773250e05293cc97165085854e0897070bcb32a206f7c18b7cfccaab2

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

Filesize
60KB

MD5
889b99c52a60dd49227c5e485a016679

SHA1
8fa889e456aa646a4d0a4349977430ce5fa5e2d7

SHA256
6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

SHA512
08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

Download Submit
memory/3372-46-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3372-44-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3372-41-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3928-29-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3928-28-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3928-26-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4728-30-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4728-19-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4728-20-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4728-23-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4728-17-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads