gh0strat | ad76789e989c410c92fb30949580805312c9f5484714af1f0a16ff864e234ef2

General

Target

ad76789e989c410c92fb30949580805312c9f5484714af1f0a16ff864e234ef2.exe
Size

3.7MB
MD5

abbdaf73eb6f0529a685d305bef836f8
SHA1

c8950dcedd97954589549629923c7a3a5333e845
SHA256

ad76789e989c410c92fb30949580805312c9f5484714af1f0a16ff864e234ef2
SHA512

91eeb03c64bee7b1e8fb4c3e9d551c0b95d525f3bfd053c9db08b88a22bc030b29146ce257ec2c52278d0c3bb5df6e8713b24295eeaf27717bd3e00c61a65530
SSDEEP

49152:yCwsbCANnKXferL7Vwe/Gg0P+WhI7tjrlkWNE3LOEpFRMwX7MLm:Vws2ANnKXOaeOgmhMwOEpFRpH

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/3444-20-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3444-19-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3444-23-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1856-28-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1856-29-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4080-40-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4080-43-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4080-45-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 9 IoCs

Processes:

resource	yara_rule
C:\Windows\SysWOW64\240597437.txt	family_gh0strat
behavioral2/memory/3444-20-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3444-19-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3444-23-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1856-28-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1856-29-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4080-40-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4080-43-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4080-45-0x0000000010000000-0x00000000101B6000-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\\240597437.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_ad76789e989c410c92fb30949580805312c9f5484714af1f0a16ff864e234ef2.exeRemote Data.exe

pid	process
4196	R.exe
3444	N.exe
1856	TXPlatfor.exe
4080	TXPlatfor.exe
1548	HD_ad76789e989c410c92fb30949580805312c9f5484714af1f0a16ff864e234ef2.exe
2752	Remote Data.exe

Loads dropped DLL 3 IoCs

Processes:

R.exesvchost.exeRemote Data.exe

pid process

4196 R.exe
2360 svchost.exe
2752 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/3444-20-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3444-17-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3444-19-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3444-23-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1856-27-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1856-28-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1856-29-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4080-40-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4080-43-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4080-45-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in System32 directory 6 IoCs

Processes:

R.exesvchost.exeN.exe

description	ioc	process
File created	C:\Windows\SysWOW64\240597437.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

4048 PING.EXE

pid	process
4048	PING.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

ad76789e989c410c92fb30949580805312c9f5484714af1f0a16ff864e234ef2.exe

pid	process
2404	ad76789e989c410c92fb30949580805312c9f5484714af1f0a16ff864e234ef2.exe
2404	ad76789e989c410c92fb30949580805312c9f5484714af1f0a16ff864e234ef2.exe

Suspicious behavior: LoadsDriver 1 IoCs

Processes:

TXPlatfor.exe

pid process

4080 TXPlatfor.exe

pid	process
4080	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

N.exeTXPlatfor.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	3444	N.exe
Token: SeLoadDriverPrivilege	4080	TXPlatfor.exe
Token: 33	4080	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	4080	TXPlatfor.exe
Token: 33	4080	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	4080	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

ad76789e989c410c92fb30949580805312c9f5484714af1f0a16ff864e234ef2.exe

pid	process
2404	ad76789e989c410c92fb30949580805312c9f5484714af1f0a16ff864e234ef2.exe
2404	ad76789e989c410c92fb30949580805312c9f5484714af1f0a16ff864e234ef2.exe

Suspicious use of WriteProcessMemory 18 IoCs

Processes:

ad76789e989c410c92fb30949580805312c9f5484714af1f0a16ff864e234ef2.exeN.exeTXPlatfor.execmd.exesvchost.exe

description	pid	process	target process
PID 2404 wrote to memory of 4196	2404	ad76789e989c410c92fb30949580805312c9f5484714af1f0a16ff864e234ef2.exe	R.exe
PID 2404 wrote to memory of 4196	2404	ad76789e989c410c92fb30949580805312c9f5484714af1f0a16ff864e234ef2.exe	R.exe
PID 2404 wrote to memory of 4196	2404	ad76789e989c410c92fb30949580805312c9f5484714af1f0a16ff864e234ef2.exe	R.exe
PID 2404 wrote to memory of 3444	2404	ad76789e989c410c92fb30949580805312c9f5484714af1f0a16ff864e234ef2.exe	N.exe
PID 2404 wrote to memory of 3444	2404	ad76789e989c410c92fb30949580805312c9f5484714af1f0a16ff864e234ef2.exe	N.exe
PID 2404 wrote to memory of 3444	2404	ad76789e989c410c92fb30949580805312c9f5484714af1f0a16ff864e234ef2.exe	N.exe
PID 3444 wrote to memory of 2636	3444	N.exe	cmd.exe
PID 3444 wrote to memory of 2636	3444	N.exe	cmd.exe
PID 3444 wrote to memory of 2636	3444	N.exe	cmd.exe
PID 1856 wrote to memory of 4080	1856	TXPlatfor.exe	TXPlatfor.exe
PID 1856 wrote to memory of 4080	1856	TXPlatfor.exe	TXPlatfor.exe
PID 1856 wrote to memory of 4080	1856	TXPlatfor.exe	TXPlatfor.exe
PID 2636 wrote to memory of 4048	2636	cmd.exe	PING.EXE
PID 2636 wrote to memory of 4048	2636	cmd.exe	PING.EXE
PID 2636 wrote to memory of 4048	2636	cmd.exe	PING.EXE
PID 2360 wrote to memory of 2752	2360	svchost.exe	Remote Data.exe
PID 2360 wrote to memory of 2752	2360	svchost.exe	Remote Data.exe
PID 2360 wrote to memory of 2752	2360	svchost.exe	Remote Data.exe

C:\Users\Admin\AppData\Local\Temp\ad76789e989c410c92fb30949580805312c9f5484714af1f0a16ff864e234ef2.exe
"C:\Users\Admin\AppData\Local\Temp\ad76789e989c410c92fb30949580805312c9f5484714af1f0a16ff864e234ef2.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2404

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:4196

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:3444

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:2636

C:\Windows\SysWOW64\PING.EXE
ping -n 2 127.0.0.1
4⤵
- Runs ping.exe
PID:4048

C:\Users\Admin\AppData\Local\Temp\HD_ad76789e989c410c92fb30949580805312c9f5484714af1f0a16ff864e234ef2.exe
C:\Users\Admin\AppData\Local\Temp\HD_ad76789e989c410c92fb30949580805312c9f5484714af1f0a16ff864e234ef2.exe
2⤵
- Executes dropped EXE
PID:1548

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
PID:1692

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:2360

C:\Windows\SysWOW64\Remote Data.exe
"C:\Windows\system32\Remote Data.exe" "c:\windows\system32\240597437.txt",MainThread
2⤵
- Executes dropped EXE
- Loads dropped DLL
PID:2752

C:\Windows\SysWOW64\TXPlatfor.exe
C:\Windows\SysWOW64\TXPlatfor.exe -auto
1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1856

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:4080

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

Replay Monitor

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Downloads

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

Filesize
2.3MB

MD5
d7d77398ee8d6fd2a44c5142bce09a18

SHA1
5e4b3c4d9e2c83dc112505c2e41ca8fe8b3bc5fa

SHA256
fb2d4f4f0f9cfb01f0e5bf1eff5a4466c7d2126f473728a8a62defa5a99c3ffd

SHA512
074ecfa580335f7500f83e9a05a601837b52ccfd5d04c589fe9935ffeda0985a404dad9a2fcba719e14b7261ef3b03eb8d1d8a63c9fe266a892c41c65e82e8ce

Download Submit
C:\Users\Admin\AppData\Local\Temp\HD_ad76789e989c410c92fb30949580805312c9f5484714af1f0a16ff864e234ef2.exe

Filesize
1.4MB

MD5
f081e067ec9554cdbaa4bc47936b7c10

SHA1
ead6e066ee38be8b2aeeaa804767ad9796b31fe6

SHA256
f040ccd2ed28c8153ff8c4255609192c6249aed6c8d4503be6811447489b7914

SHA512
2165507de89a11cdb1d27cc8ed0b5d5541d1ac18f64c6d2433b5434687a56d130557daeaacd2e5b572c90870742fd2930ad0e56f6897cfbfd21b94dc6fae1548

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\240597437.txt

Filesize
899KB

MD5
f215d6d5a5b872e34b5dcaccadc2cde2

SHA1
c5bb59348db4077c9ca79d24834eeb1eded3e8e6

SHA256
4a4664ccd4aada27853584370076a00dd016d2c707c264144f8aaa913552d2d3

SHA512
bb3b05ef952d9c8092769b27df7878be3b7118c3caa9e22ed51851769df4686f637bbb98342a430d41489d79215285b1798e5e22b19facf22d17440aa11dd06d

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

Filesize
60KB

MD5
889b99c52a60dd49227c5e485a016679

SHA1
8fa889e456aa646a4d0a4349977430ce5fa5e2d7

SHA256
6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

SHA512
08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

Download Submit
memory/1856-29-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1856-27-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1856-28-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3444-17-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3444-23-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3444-19-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3444-20-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4080-40-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4080-43-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4080-45-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads