gh0strat | 53973b202d43c84c66695afc230789f72eba8c9c29ed134136c2f2be7022d761

General

Target

53973b202d43c84c66695afc230789f72eba8c9c29ed134136c2f2be7022d761.exe
Size

2.4MB
MD5

74ee508943dded8e685003773fe4c803
SHA1

45dcb3976ad7fcb0cc9936a3b083254d8c5f8110
SHA256

53973b202d43c84c66695afc230789f72eba8c9c29ed134136c2f2be7022d761
SHA512

e968d068a5787de93009834a1ff4b700cd1dfa01e1973cac7ea2c495d7904093dbb589e6d0c911758d21c72e8215765908305f74a4f4d1a0937a28931de0f897
SSDEEP

24576:9CwsbKgbQ5NANIvGTYwMHXA+wT1kfTw4SIuvB74fgt7ibhRM5QhKehFdMtRj7nH4:9CwsbCANnKXferL7Vwe/Gg0P+WhX

Score

10^/10

gh0strat purplefox persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 8 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral1/memory/2656-16-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2656-17-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2656-15-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2576-26-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2576-35-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2592-36-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2592-40-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2592-41-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 9 IoCs

resource	yara_rule
behavioral1/files/0x003700000001473f-6.dat	family_gh0strat
behavioral1/memory/2656-16-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2656-17-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2656-15-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2576-26-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2576-35-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2592-36-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2592-40-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2592-41-0x0000000010000000-0x00000000101B6000-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

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

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

Executes dropped EXE 4 IoCs

pid	Process
2260	R.exe
2656	N.exe
2576	TXPlatfor.exe
2592	TXPlatfor.exe

Loads dropped DLL 4 IoCs

pid	Process
2072	53973b202d43c84c66695afc230789f72eba8c9c29ed134136c2f2be7022d761.exe
2260	R.exe
2072	53973b202d43c84c66695afc230789f72eba8c9c29ed134136c2f2be7022d761.exe
2576	TXPlatfor.exe

UPX packed file 9 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2656-13-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2656-16-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2656-17-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2656-15-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2576-26-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2576-35-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2592-36-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2592-40-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2592-41-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in System32 directory 3 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\259398509.txt	R.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

pid	Process
2640	PING.EXE

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
2592	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2656	N.exe
Token: SeLoadDriverPrivilege	2592	TXPlatfor.exe
Token: 33	2592	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2592	TXPlatfor.exe
Token: 33	2592	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2592	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2072	53973b202d43c84c66695afc230789f72eba8c9c29ed134136c2f2be7022d761.exe
2072	53973b202d43c84c66695afc230789f72eba8c9c29ed134136c2f2be7022d761.exe

Suspicious use of WriteProcessMemory 26 IoCs

description	pid	Process	procid_target
PID 2072 wrote to memory of 2260	2072	53973b202d43c84c66695afc230789f72eba8c9c29ed134136c2f2be7022d761.exe	28
PID 2072 wrote to memory of 2260	2072	53973b202d43c84c66695afc230789f72eba8c9c29ed134136c2f2be7022d761.exe	28
PID 2072 wrote to memory of 2260	2072	53973b202d43c84c66695afc230789f72eba8c9c29ed134136c2f2be7022d761.exe	28
PID 2072 wrote to memory of 2260	2072	53973b202d43c84c66695afc230789f72eba8c9c29ed134136c2f2be7022d761.exe	28
PID 2072 wrote to memory of 2656	2072	53973b202d43c84c66695afc230789f72eba8c9c29ed134136c2f2be7022d761.exe	29
PID 2072 wrote to memory of 2656	2072	53973b202d43c84c66695afc230789f72eba8c9c29ed134136c2f2be7022d761.exe	29
PID 2072 wrote to memory of 2656	2072	53973b202d43c84c66695afc230789f72eba8c9c29ed134136c2f2be7022d761.exe	29
PID 2072 wrote to memory of 2656	2072	53973b202d43c84c66695afc230789f72eba8c9c29ed134136c2f2be7022d761.exe	29
PID 2072 wrote to memory of 2656	2072	53973b202d43c84c66695afc230789f72eba8c9c29ed134136c2f2be7022d761.exe	29
PID 2072 wrote to memory of 2656	2072	53973b202d43c84c66695afc230789f72eba8c9c29ed134136c2f2be7022d761.exe	29
PID 2072 wrote to memory of 2656	2072	53973b202d43c84c66695afc230789f72eba8c9c29ed134136c2f2be7022d761.exe	29
PID 2656 wrote to memory of 2664	2656	N.exe	31
PID 2656 wrote to memory of 2664	2656	N.exe	31
PID 2656 wrote to memory of 2664	2656	N.exe	31
PID 2656 wrote to memory of 2664	2656	N.exe	31
PID 2576 wrote to memory of 2592	2576	TXPlatfor.exe	32
PID 2576 wrote to memory of 2592	2576	TXPlatfor.exe	32
PID 2576 wrote to memory of 2592	2576	TXPlatfor.exe	32
PID 2576 wrote to memory of 2592	2576	TXPlatfor.exe	32
PID 2576 wrote to memory of 2592	2576	TXPlatfor.exe	32
PID 2576 wrote to memory of 2592	2576	TXPlatfor.exe	32
PID 2576 wrote to memory of 2592	2576	TXPlatfor.exe	32
PID 2664 wrote to memory of 2640	2664	cmd.exe	34
PID 2664 wrote to memory of 2640	2664	cmd.exe	34
PID 2664 wrote to memory of 2640	2664	cmd.exe	34
PID 2664 wrote to memory of 2640	2664	cmd.exe	34

C:\Users\Admin\AppData\Local\Temp\53973b202d43c84c66695afc230789f72eba8c9c29ed134136c2f2be7022d761.exe
"C:\Users\Admin\AppData\Local\Temp\53973b202d43c84c66695afc230789f72eba8c9c29ed134136c2f2be7022d761.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2072
- 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:2260
- 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:2656
- - 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:2664
  - - C:\Windows\SysWOW64\PING.EXE
      ping -n 2 127.0.0.1
      4⤵
      Runs ping.exe
      PID:2640

C:\Windows\SysWOW64\TXPlatfor.exe
C:\Windows\SysWOW64\TXPlatfor.exe -auto
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2576
- 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:2592

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
2.4MB

MD5
74ee508943dded8e685003773fe4c803

SHA1
45dcb3976ad7fcb0cc9936a3b083254d8c5f8110

SHA256
53973b202d43c84c66695afc230789f72eba8c9c29ed134136c2f2be7022d761

SHA512
e968d068a5787de93009834a1ff4b700cd1dfa01e1973cac7ea2c495d7904093dbb589e6d0c911758d21c72e8215765908305f74a4f4d1a0937a28931de0f897

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\259398509.txt

Filesize
899KB

MD5
d449570f57d8d9ba115ec0244da40d4b

SHA1
df697ca74fdb6b571b2fbe22e3d77b9f06106e57

SHA256
af60ead2e633cc727818ac3af5211bc701a264c34fb97ab555850ab04e65c232

SHA512
385638d5c39fcaba4e6e721950c7da2c3597b3ddf45f947f4e7e0eaa6c4a035af119cf3057f5f2ea6425bf93254b5b022ac4c5420cea9e892b3e7c7619f95a99

Download Submit
memory/2576-26-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2576-35-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2592-36-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2592-41-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2592-40-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2656-13-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2656-15-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2656-17-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2656-16-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads