gh0strat | 139d620e0dfb78818564c1bb7f14bc164510809038a24109f06d3be82e4f81cf

General

Target

139d620e0dfb78818564c1bb7f14bc164510809038a24109f06d3be82e4f81cf.exe
Size

2.9MB
MD5

766e4ac16d6facb0bad92db809be4d66
SHA1

4d51b659debc80b0e0532ca8cc20491976ff289c
SHA256

139d620e0dfb78818564c1bb7f14bc164510809038a24109f06d3be82e4f81cf
SHA512

30f960e365d7b72c80ee886c48b255a3f60fca81614d86ab6de713cfaa7b7cf73135c2d6013c1a2de826b4e4c7b344641043e7f8362832609f65aac1c226c447
SSDEEP

24576:iCwsbKgbQ5NANIvGTYwMHXA+wT1kfTw4SIuvB74fgt7ibhRM5QhKehFdMtRj7nH7:iCwsbCANnKXferL7Vwe/Gg0P+WhYksV

Score

10^/10

gh0strat purplefox persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 10 IoCs

Detect PurpleFox Rootkit.

rootkit

Processes:

resource	yara_rule
behavioral1/memory/2344-16-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2344-17-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2344-15-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/860-26-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/860-31-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/1152-34-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/1152-35-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/1152-36-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/1152-40-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/1152-41-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 11 IoCs

Processes:

resource	yara_rule
\Windows\SysWOW64\259395763.txt	family_gh0strat
behavioral1/memory/2344-16-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2344-17-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2344-15-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/860-26-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/860-31-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/1152-34-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/1152-35-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/1152-36-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/1152-40-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/1152-41-0x0000000010000000-0x00000000101B6000-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 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 4 IoCs

Processes:

R.exeN.exeTXPlatfor.exeTXPlatfor.exe

pid process

2828 R.exe
2344 N.exe
860 TXPlatfor.exe
1152 TXPlatfor.exe

pid	process
2828	R.exe
2344	N.exe
860	TXPlatfor.exe
1152	TXPlatfor.exe

Loads dropped DLL 4 IoCs

Processes:

139d620e0dfb78818564c1bb7f14bc164510809038a24109f06d3be82e4f81cf.exeR.exeTXPlatfor.exe

pid	process
2884	139d620e0dfb78818564c1bb7f14bc164510809038a24109f06d3be82e4f81cf.exe
2828	R.exe
2884	139d620e0dfb78818564c1bb7f14bc164510809038a24109f06d3be82e4f81cf.exe
860	TXPlatfor.exe

UPX packed file 12 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/2344-13-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2344-16-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2344-17-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2344-15-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/860-26-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/860-31-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/1152-34-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/1152-35-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/1152-32-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/1152-36-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/1152-40-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/1152-41-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in System32 directory 3 IoCs

Processes:

N.exeR.exe

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\TXPlatfor.exe	N.exe
File created	C:\Windows\SysWOW64\259395763.txt	R.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

2704 PING.EXE
Suspicious behavior: LoadsDriver 1 IoCs

Processes:

TXPlatfor.exe

pid process

1152 TXPlatfor.exe

pid	process
2704	PING.EXE

pid	process
1152	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

N.exeTXPlatfor.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	2344	N.exe
Token: SeLoadDriverPrivilege	1152	TXPlatfor.exe
Token: 33	1152	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	1152	TXPlatfor.exe
Token: 33	1152	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	1152	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

139d620e0dfb78818564c1bb7f14bc164510809038a24109f06d3be82e4f81cf.exe

pid	process
2884	139d620e0dfb78818564c1bb7f14bc164510809038a24109f06d3be82e4f81cf.exe
2884	139d620e0dfb78818564c1bb7f14bc164510809038a24109f06d3be82e4f81cf.exe

Suspicious use of WriteProcessMemory 26 IoCs

Processes:

139d620e0dfb78818564c1bb7f14bc164510809038a24109f06d3be82e4f81cf.exeN.exeTXPlatfor.execmd.exe

description	pid	process	target process
PID 2884 wrote to memory of 2828	2884	139d620e0dfb78818564c1bb7f14bc164510809038a24109f06d3be82e4f81cf.exe	R.exe
PID 2884 wrote to memory of 2828	2884	139d620e0dfb78818564c1bb7f14bc164510809038a24109f06d3be82e4f81cf.exe	R.exe
PID 2884 wrote to memory of 2828	2884	139d620e0dfb78818564c1bb7f14bc164510809038a24109f06d3be82e4f81cf.exe	R.exe
PID 2884 wrote to memory of 2828	2884	139d620e0dfb78818564c1bb7f14bc164510809038a24109f06d3be82e4f81cf.exe	R.exe
PID 2884 wrote to memory of 2344	2884	139d620e0dfb78818564c1bb7f14bc164510809038a24109f06d3be82e4f81cf.exe	N.exe
PID 2884 wrote to memory of 2344	2884	139d620e0dfb78818564c1bb7f14bc164510809038a24109f06d3be82e4f81cf.exe	N.exe
PID 2884 wrote to memory of 2344	2884	139d620e0dfb78818564c1bb7f14bc164510809038a24109f06d3be82e4f81cf.exe	N.exe
PID 2884 wrote to memory of 2344	2884	139d620e0dfb78818564c1bb7f14bc164510809038a24109f06d3be82e4f81cf.exe	N.exe
PID 2884 wrote to memory of 2344	2884	139d620e0dfb78818564c1bb7f14bc164510809038a24109f06d3be82e4f81cf.exe	N.exe
PID 2884 wrote to memory of 2344	2884	139d620e0dfb78818564c1bb7f14bc164510809038a24109f06d3be82e4f81cf.exe	N.exe
PID 2884 wrote to memory of 2344	2884	139d620e0dfb78818564c1bb7f14bc164510809038a24109f06d3be82e4f81cf.exe	N.exe
PID 2344 wrote to memory of 2692	2344	N.exe	cmd.exe
PID 2344 wrote to memory of 2692	2344	N.exe	cmd.exe
PID 2344 wrote to memory of 2692	2344	N.exe	cmd.exe
PID 2344 wrote to memory of 2692	2344	N.exe	cmd.exe
PID 860 wrote to memory of 1152	860	TXPlatfor.exe	TXPlatfor.exe
PID 860 wrote to memory of 1152	860	TXPlatfor.exe	TXPlatfor.exe
PID 860 wrote to memory of 1152	860	TXPlatfor.exe	TXPlatfor.exe
PID 860 wrote to memory of 1152	860	TXPlatfor.exe	TXPlatfor.exe
PID 860 wrote to memory of 1152	860	TXPlatfor.exe	TXPlatfor.exe
PID 860 wrote to memory of 1152	860	TXPlatfor.exe	TXPlatfor.exe
PID 860 wrote to memory of 1152	860	TXPlatfor.exe	TXPlatfor.exe
PID 2692 wrote to memory of 2704	2692	cmd.exe	PING.EXE
PID 2692 wrote to memory of 2704	2692	cmd.exe	PING.EXE
PID 2692 wrote to memory of 2704	2692	cmd.exe	PING.EXE
PID 2692 wrote to memory of 2704	2692	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\139d620e0dfb78818564c1bb7f14bc164510809038a24109f06d3be82e4f81cf.exe
"C:\Users\Admin\AppData\Local\Temp\139d620e0dfb78818564c1bb7f14bc164510809038a24109f06d3be82e4f81cf.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2884

C:\Users\Admin\AppData\Local\Temp\R.exe
C:\Users\Admin\AppData\Local\Temp\\R.exe
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in System32 directory
PID:2828

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:2344

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:2692

C:\Windows\SysWOW64\PING.EXE
ping -n 2 127.0.0.1
4⤵
- Runs ping.exe
PID:2704

C:\Windows\SysWOW64\TXPlatfor.exe
C:\Windows\SysWOW64\TXPlatfor.exe -auto
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:860

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:1152

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

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

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

Filesize
2.9MB

MD5
766e4ac16d6facb0bad92db809be4d66

SHA1
4d51b659debc80b0e0532ca8cc20491976ff289c

SHA256
139d620e0dfb78818564c1bb7f14bc164510809038a24109f06d3be82e4f81cf

SHA512
30f960e365d7b72c80ee886c48b255a3f60fca81614d86ab6de713cfaa7b7cf73135c2d6013c1a2de826b4e4c7b344641043e7f8362832609f65aac1c226c447

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\259395763.txt

Filesize
899KB

MD5
28fa2010ab4d66fc6cb118db46138da1

SHA1
c271fd03cd8bef863fb64a05d303daeb06684680

SHA256
9974dec367ed282a50228b39a3b97d4a40bfb1f846b23bb1c95eec0b1fe7a77f

SHA512
f53eba7fe0c372eb1267e07e4aba4037553dd535bfb832c9c8913a5a98e353112f30a6e304360041f59092ad4356ee3a54806ea33dfa5f13218c7ff4d78cf348

Download Submit
memory/860-26-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/860-31-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1152-36-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1152-34-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1152-35-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1152-32-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1152-40-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1152-41-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2344-15-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2344-17-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2344-16-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2344-13-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads