gh0strat | 687402ef4bddc932e77b6f047f1eea9c910e99b971be59dd132ec48e64dd3201

General

Target

687402ef4bddc932e77b6f047f1eea9c910e99b971be59dd132ec48e64dd3201.exe
Size

11.6MB
MD5

c4ee890ff6d7d6e6ffbbbfb9187b3084
SHA1

39c8c28d6f13709d52eb5f7eedc5f8663f53a737
SHA256

687402ef4bddc932e77b6f047f1eea9c910e99b971be59dd132ec48e64dd3201
SHA512

5db0d26015231b9588db65d6e960509e726c1c83ab3c83d9d501b7718d892812b707b66d2c43674e030bbdcc40f83c3efc529d9aa606148bf0ec7a462db5956c
SSDEEP

196608:PKXbeO7+kcGqENeEHRFmNC3MQ5bi3sXx3s2f7cCRazO4xyrMr3SXlhetL:M7OkgEHRcNKMQY3sXx82fwysxyor39

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/2572-20-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2572-21-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2716-37-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2716-43-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2716-53-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 6 IoCs

Processes:

resource	yara_rule
\Windows\SysWOW64\259393844.txt	family_gh0strat
behavioral1/memory/2572-20-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2572-21-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2716-37-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2716-43-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2716-53-0x0000000010000000-0x00000000101B6000-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\\259393844.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_687402ef4bddc932e77b6f047f1eea9c910e99b971be59dd132ec48e64dd3201.exeRemote Data.exe

pid	process
2156	R.exe
2572	N.exe
2692	TXPlatfor.exe
2716	TXPlatfor.exe
2536	HD_687402ef4bddc932e77b6f047f1eea9c910e99b971be59dd132ec48e64dd3201.exe
1560	Remote Data.exe

Loads dropped DLL 9 IoCs

Processes:

687402ef4bddc932e77b6f047f1eea9c910e99b971be59dd132ec48e64dd3201.exeR.exesvchost.exeTXPlatfor.exeRemote Data.exe

pid	process
1784	687402ef4bddc932e77b6f047f1eea9c910e99b971be59dd132ec48e64dd3201.exe
2156	R.exe
2100	svchost.exe
1784	687402ef4bddc932e77b6f047f1eea9c910e99b971be59dd132ec48e64dd3201.exe
2692	TXPlatfor.exe
1784	687402ef4bddc932e77b6f047f1eea9c910e99b971be59dd132ec48e64dd3201.exe
1784	687402ef4bddc932e77b6f047f1eea9c910e99b971be59dd132ec48e64dd3201.exe
2100	svchost.exe
1560	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/2572-18-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2572-20-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2572-21-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2716-37-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2716-43-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2716-53-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in System32 directory 6 IoCs

Processes:

N.exeR.exesvchost.exe

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\TXPlatfor.exe	N.exe
File created	C:\Windows\SysWOW64\259393844.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

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

2512 PING.EXE
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

687402ef4bddc932e77b6f047f1eea9c910e99b971be59dd132ec48e64dd3201.exe

pid process

1784 687402ef4bddc932e77b6f047f1eea9c910e99b971be59dd132ec48e64dd3201.exe
Suspicious behavior: LoadsDriver 1 IoCs

Processes:

TXPlatfor.exe

pid process

2716 TXPlatfor.exe

pid	process
2512	PING.EXE

pid	process
2716	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 7 IoCs

Processes:

N.exeHD_687402ef4bddc932e77b6f047f1eea9c910e99b971be59dd132ec48e64dd3201.exeTXPlatfor.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	2572	N.exe
Token: SeDebugPrivilege	2536	HD_687402ef4bddc932e77b6f047f1eea9c910e99b971be59dd132ec48e64dd3201.exe
Token: SeLoadDriverPrivilege	2716	TXPlatfor.exe
Token: 33	2716	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2716	TXPlatfor.exe
Token: 33	2716	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2716	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 4 IoCs

Processes:

687402ef4bddc932e77b6f047f1eea9c910e99b971be59dd132ec48e64dd3201.exeHD_687402ef4bddc932e77b6f047f1eea9c910e99b971be59dd132ec48e64dd3201.exe

pid	process
1784	687402ef4bddc932e77b6f047f1eea9c910e99b971be59dd132ec48e64dd3201.exe
1784	687402ef4bddc932e77b6f047f1eea9c910e99b971be59dd132ec48e64dd3201.exe
2536	HD_687402ef4bddc932e77b6f047f1eea9c910e99b971be59dd132ec48e64dd3201.exe
2536	HD_687402ef4bddc932e77b6f047f1eea9c910e99b971be59dd132ec48e64dd3201.exe

Suspicious use of WriteProcessMemory 34 IoCs

Processes:

687402ef4bddc932e77b6f047f1eea9c910e99b971be59dd132ec48e64dd3201.exeN.exeTXPlatfor.execmd.exesvchost.exe

description	pid	process	target process
PID 1784 wrote to memory of 2156	1784	687402ef4bddc932e77b6f047f1eea9c910e99b971be59dd132ec48e64dd3201.exe	R.exe
PID 1784 wrote to memory of 2156	1784	687402ef4bddc932e77b6f047f1eea9c910e99b971be59dd132ec48e64dd3201.exe	R.exe
PID 1784 wrote to memory of 2156	1784	687402ef4bddc932e77b6f047f1eea9c910e99b971be59dd132ec48e64dd3201.exe	R.exe
PID 1784 wrote to memory of 2156	1784	687402ef4bddc932e77b6f047f1eea9c910e99b971be59dd132ec48e64dd3201.exe	R.exe
PID 1784 wrote to memory of 2572	1784	687402ef4bddc932e77b6f047f1eea9c910e99b971be59dd132ec48e64dd3201.exe	N.exe
PID 1784 wrote to memory of 2572	1784	687402ef4bddc932e77b6f047f1eea9c910e99b971be59dd132ec48e64dd3201.exe	N.exe
PID 1784 wrote to memory of 2572	1784	687402ef4bddc932e77b6f047f1eea9c910e99b971be59dd132ec48e64dd3201.exe	N.exe
PID 1784 wrote to memory of 2572	1784	687402ef4bddc932e77b6f047f1eea9c910e99b971be59dd132ec48e64dd3201.exe	N.exe
PID 1784 wrote to memory of 2572	1784	687402ef4bddc932e77b6f047f1eea9c910e99b971be59dd132ec48e64dd3201.exe	N.exe
PID 1784 wrote to memory of 2572	1784	687402ef4bddc932e77b6f047f1eea9c910e99b971be59dd132ec48e64dd3201.exe	N.exe
PID 1784 wrote to memory of 2572	1784	687402ef4bddc932e77b6f047f1eea9c910e99b971be59dd132ec48e64dd3201.exe	N.exe
PID 2572 wrote to memory of 2828	2572	N.exe	cmd.exe
PID 2572 wrote to memory of 2828	2572	N.exe	cmd.exe
PID 2572 wrote to memory of 2828	2572	N.exe	cmd.exe
PID 2572 wrote to memory of 2828	2572	N.exe	cmd.exe
PID 2692 wrote to memory of 2716	2692	TXPlatfor.exe	TXPlatfor.exe
PID 2692 wrote to memory of 2716	2692	TXPlatfor.exe	TXPlatfor.exe
PID 2692 wrote to memory of 2716	2692	TXPlatfor.exe	TXPlatfor.exe
PID 2692 wrote to memory of 2716	2692	TXPlatfor.exe	TXPlatfor.exe
PID 2692 wrote to memory of 2716	2692	TXPlatfor.exe	TXPlatfor.exe
PID 2692 wrote to memory of 2716	2692	TXPlatfor.exe	TXPlatfor.exe
PID 2692 wrote to memory of 2716	2692	TXPlatfor.exe	TXPlatfor.exe
PID 1784 wrote to memory of 2536	1784	687402ef4bddc932e77b6f047f1eea9c910e99b971be59dd132ec48e64dd3201.exe	HD_687402ef4bddc932e77b6f047f1eea9c910e99b971be59dd132ec48e64dd3201.exe
PID 1784 wrote to memory of 2536	1784	687402ef4bddc932e77b6f047f1eea9c910e99b971be59dd132ec48e64dd3201.exe	HD_687402ef4bddc932e77b6f047f1eea9c910e99b971be59dd132ec48e64dd3201.exe
PID 1784 wrote to memory of 2536	1784	687402ef4bddc932e77b6f047f1eea9c910e99b971be59dd132ec48e64dd3201.exe	HD_687402ef4bddc932e77b6f047f1eea9c910e99b971be59dd132ec48e64dd3201.exe
PID 1784 wrote to memory of 2536	1784	687402ef4bddc932e77b6f047f1eea9c910e99b971be59dd132ec48e64dd3201.exe	HD_687402ef4bddc932e77b6f047f1eea9c910e99b971be59dd132ec48e64dd3201.exe
PID 2828 wrote to memory of 2512	2828	cmd.exe	PING.EXE
PID 2828 wrote to memory of 2512	2828	cmd.exe	PING.EXE
PID 2828 wrote to memory of 2512	2828	cmd.exe	PING.EXE
PID 2828 wrote to memory of 2512	2828	cmd.exe	PING.EXE
PID 2100 wrote to memory of 1560	2100	svchost.exe	Remote Data.exe
PID 2100 wrote to memory of 1560	2100	svchost.exe	Remote Data.exe
PID 2100 wrote to memory of 1560	2100	svchost.exe	Remote Data.exe
PID 2100 wrote to memory of 1560	2100	svchost.exe	Remote Data.exe

C:\Users\Admin\AppData\Local\Temp\687402ef4bddc932e77b6f047f1eea9c910e99b971be59dd132ec48e64dd3201.exe
"C:\Users\Admin\AppData\Local\Temp\687402ef4bddc932e77b6f047f1eea9c910e99b971be59dd132ec48e64dd3201.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1784

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:2156

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:2572

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:2828

C:\Windows\SysWOW64\PING.EXE
ping -n 2 127.0.0.1
4⤵
- Runs ping.exe
PID:2512

C:\Users\Admin\AppData\Local\Temp\HD_687402ef4bddc932e77b6f047f1eea9c910e99b971be59dd132ec48e64dd3201.exe
C:\Users\Admin\AppData\Local\Temp\HD_687402ef4bddc932e77b6f047f1eea9c910e99b971be59dd132ec48e64dd3201.exe
2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2536

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
PID:3024

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:2100

C:\Windows\SysWOW64\Remote Data.exe
"C:\Windows\system32\Remote Data.exe" "c:\windows\system32\259393844.txt",MainThread
2⤵
- Executes dropped EXE
- Loads dropped DLL
PID:1560

C:\Windows\SysWOW64\TXPlatfor.exe
C:\Windows\SysWOW64\TXPlatfor.exe -auto
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2692

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:2716

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
2.6MB

MD5
bf3a150bd21b74df13d6f7ba8c2dd257

SHA1
3cd2efc2b8a13f589fb8f811a033d5a827456e64

SHA256
fd122b658bfa125319c5287c6211d3732d9e84aa9cd4d369b2ffc0510bc39693

SHA512
1163d7c96bb45e61d27162c4dff098225bf19856b7eaefcc4ccf488e848d23ef9972698ecf431c87abe052d84250cd62eb7440315bb11c6f866f1efb6fb6bc7b

Download Submit
\Users\Admin\AppData\Local\Temp\HD_687402ef4bddc932e77b6f047f1eea9c910e99b971be59dd132ec48e64dd3201.exe

Filesize
9.0MB

MD5
e8f45be8bfc88454dd302c98ee5bf6bf

SHA1
971104b0ea3c5bf92238431fbe3fc8ebb2bf081c

SHA256
6792ed7983febf0b0ffa0f7ecdcc258e02d443b90f30b2f62bde77e4b06fadfc

SHA512
8c14001c6227237a4d664fedf5a2edf0ff25b9a2e47e42aa2b189e96571e5b857f34eba123f4cd3516b0cb5fa6aa189612fdd92a0c42c20cc1986f31b9450bc4

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\259393844.txt

Filesize
899KB

MD5
1f2c3fddf3cc1bc060690ecb4c03bb1d

SHA1
3b4fb0dfacd218af2303407b4c755b6aaf3690a5

SHA256
fbbe1d1012da8c2e6c634afbae2dabbd64ca21ea5c452adcb5b61720928d16fc

SHA512
6686cc00f0339d169ed75d87166556b234e0717661ff09a0c4efb74513ccc4139b851508230cbbd2aefa53ad73d5beed31626c48e9bf73c9cd9fc254f30e66fa

Download Submit
\Windows\SysWOW64\Remote Data.exe

Filesize
43KB

MD5
51138beea3e2c21ec44d0932c71762a8

SHA1
8939cf35447b22dd2c6e6f443446acc1bf986d58

SHA256
5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

SHA512
794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

Download Submit
memory/2572-18-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2572-20-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2572-21-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2716-37-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2716-43-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2716-53-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads