gh0strat | 394ed5e270bb760bee2b5ffea56421afb2a22aff35d78d29da92842f606b8d53

General

Target

394ed5e270bb760bee2b5ffea56421afb2a22aff35d78d29da92842f606b8d53.exe
Size

2.9MB
MD5

551ef2dce9cbd958632d3aaef04deffc
SHA1

dc6d4f184e22cbe336ed48494ba3dd93bde3b100
SHA256

394ed5e270bb760bee2b5ffea56421afb2a22aff35d78d29da92842f606b8d53
SHA512

f8ac945a0ba65492b6a2ebc5c5a9057a425617aab5993af7168fc8ba97007800538582f7ca8c2c23c58f2091cbbc155fb6ba7acfde81680cc8f21d5e1b79c42a
SSDEEP

24576:SCwsbKgbQ5NANIvGTYwMHXA+wT1kfTw4SIuvB74fgt7ibhRM5QhKehFdMtRj7nHi:SCwsbCANnKXferL7Vwe/Gg0P+WhzIi

Score

10^/10

gh0strat purplefox discovery persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 10 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral1/memory/2172-17-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2172-16-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2172-15-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2896-26-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2896-31-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2868-35-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2868-34-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2868-36-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2868-40-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2868-41-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 11 IoCs

resource	yara_rule
behavioral1/files/0x0008000000016d3e-6.dat	family_gh0strat
behavioral1/memory/2172-17-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2172-16-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2172-15-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2896-26-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2896-31-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2868-35-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2868-34-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2868-36-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2868-40-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2868-41-0x0000000010000000-0x00000000101B6000-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
Gh0strat family
gh0strat
PurpleFox
PurpleFox is an exploit kit used to distribute other malware families and first seen in 2018.
rootkit trojan purplefox
Purplefox family
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
1996	R.exe
2172	N.exe
2896	TXPlatfor.exe
2868	TXPlatfor.exe

Loads dropped DLL 4 IoCs

pid	Process
2344	394ed5e270bb760bee2b5ffea56421afb2a22aff35d78d29da92842f606b8d53.exe
1996	R.exe
2344	394ed5e270bb760bee2b5ffea56421afb2a22aff35d78d29da92842f606b8d53.exe
2896	TXPlatfor.exe

Drops file in System32 directory 3 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\TXPlatfor.exe	N.exe
File opened for modification	C:\Windows\SysWOW64\TXPlatfor.exe	N.exe
File created	C:\Windows\SysWOW64\259443921.txt	R.exe

UPX packed file 12 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2172-17-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2172-16-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2172-15-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2172-13-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2896-26-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2896-31-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2868-32-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2868-35-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2868-34-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2868-36-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2868-40-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2868-41-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

System Location Discovery: System Language Discovery 1 TTPs 6 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	394ed5e270bb760bee2b5ffea56421afb2a22aff35d78d29da92842f606b8d53.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	R.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	TXPlatfor.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.EXE

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
3004	PING.EXE
2820	cmd.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
3004	PING.EXE

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
2868	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2172	N.exe
Token: SeLoadDriverPrivilege	2868	TXPlatfor.exe
Token: 33	2868	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2868	TXPlatfor.exe
Token: 33	2868	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2868	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2344	394ed5e270bb760bee2b5ffea56421afb2a22aff35d78d29da92842f606b8d53.exe
2344	394ed5e270bb760bee2b5ffea56421afb2a22aff35d78d29da92842f606b8d53.exe

Suspicious use of WriteProcessMemory 26 IoCs

description	pid	Process	procid_target
PID 2344 wrote to memory of 1996	2344	394ed5e270bb760bee2b5ffea56421afb2a22aff35d78d29da92842f606b8d53.exe	30
PID 2344 wrote to memory of 1996	2344	394ed5e270bb760bee2b5ffea56421afb2a22aff35d78d29da92842f606b8d53.exe	30
PID 2344 wrote to memory of 1996	2344	394ed5e270bb760bee2b5ffea56421afb2a22aff35d78d29da92842f606b8d53.exe	30
PID 2344 wrote to memory of 1996	2344	394ed5e270bb760bee2b5ffea56421afb2a22aff35d78d29da92842f606b8d53.exe	30
PID 2344 wrote to memory of 2172	2344	394ed5e270bb760bee2b5ffea56421afb2a22aff35d78d29da92842f606b8d53.exe	31
PID 2344 wrote to memory of 2172	2344	394ed5e270bb760bee2b5ffea56421afb2a22aff35d78d29da92842f606b8d53.exe	31
PID 2344 wrote to memory of 2172	2344	394ed5e270bb760bee2b5ffea56421afb2a22aff35d78d29da92842f606b8d53.exe	31
PID 2344 wrote to memory of 2172	2344	394ed5e270bb760bee2b5ffea56421afb2a22aff35d78d29da92842f606b8d53.exe	31
PID 2344 wrote to memory of 2172	2344	394ed5e270bb760bee2b5ffea56421afb2a22aff35d78d29da92842f606b8d53.exe	31
PID 2344 wrote to memory of 2172	2344	394ed5e270bb760bee2b5ffea56421afb2a22aff35d78d29da92842f606b8d53.exe	31
PID 2344 wrote to memory of 2172	2344	394ed5e270bb760bee2b5ffea56421afb2a22aff35d78d29da92842f606b8d53.exe	31
PID 2172 wrote to memory of 2820	2172	N.exe	34
PID 2172 wrote to memory of 2820	2172	N.exe	34
PID 2172 wrote to memory of 2820	2172	N.exe	34
PID 2172 wrote to memory of 2820	2172	N.exe	34
PID 2896 wrote to memory of 2868	2896	TXPlatfor.exe	35
PID 2896 wrote to memory of 2868	2896	TXPlatfor.exe	35
PID 2896 wrote to memory of 2868	2896	TXPlatfor.exe	35
PID 2896 wrote to memory of 2868	2896	TXPlatfor.exe	35
PID 2896 wrote to memory of 2868	2896	TXPlatfor.exe	35
PID 2896 wrote to memory of 2868	2896	TXPlatfor.exe	35
PID 2896 wrote to memory of 2868	2896	TXPlatfor.exe	35
PID 2820 wrote to memory of 3004	2820	cmd.exe	37
PID 2820 wrote to memory of 3004	2820	cmd.exe	37
PID 2820 wrote to memory of 3004	2820	cmd.exe	37
PID 2820 wrote to memory of 3004	2820	cmd.exe	37

C:\Users\Admin\AppData\Local\Temp\394ed5e270bb760bee2b5ffea56421afb2a22aff35d78d29da92842f606b8d53.exe
"C:\Users\Admin\AppData\Local\Temp\394ed5e270bb760bee2b5ffea56421afb2a22aff35d78d29da92842f606b8d53.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2344
- 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
  - System Location Discovery: System Language Discovery
  PID:1996
- 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
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2172
- - 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⤵
    - System Location Discovery: System Language Discovery
    - System Network Configuration Discovery: Internet Connection Discovery
    - Suspicious use of WriteProcessMemory
    PID:2820
  - - C:\Windows\SysWOW64\PING.EXE
      ping -n 2 127.0.0.1
      4⤵
      System Location Discovery: System Language Discovery
      System Network Configuration Discovery: Internet Connection Discovery
      Runs ping.exe
      PID:3004

C:\Windows\SysWOW64\TXPlatfor.exe
C:\Windows\SysWOW64\TXPlatfor.exe -auto
1⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2896
- 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:2868

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

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

System Network Configuration Discovery

1

T1016

Internet Connection Discovery

1

T1016.001

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
551ef2dce9cbd958632d3aaef04deffc

SHA1
dc6d4f184e22cbe336ed48494ba3dd93bde3b100

SHA256
394ed5e270bb760bee2b5ffea56421afb2a22aff35d78d29da92842f606b8d53

SHA512
f8ac945a0ba65492b6a2ebc5c5a9057a425617aab5993af7168fc8ba97007800538582f7ca8c2c23c58f2091cbbc155fb6ba7acfde81680cc8f21d5e1b79c42a

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\259443921.txt

Filesize
899KB

MD5
2cbe534b642ebcd2eea33ce05c08ae5a

SHA1
3a1cb73ffdbdd4221ab12313b7772ffa8db4fc4c

SHA256
2618ad40db1b0f569463342c7acd20a3d3eb8756f0cd800acaece394d2c17090

SHA512
e7b87391c369d64c7abfe2c461f6cd1d2c8a538d9bdd41bafdc7ad184f010843fbf73a1565c5d8051f51e3fa98da952b61d68ac0e875a1244249a53324e4a1c7

Download Submit
memory/2172-17-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2172-16-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2172-15-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2172-13-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2868-36-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2868-32-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2868-35-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2868-34-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2868-40-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2868-41-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2896-31-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2896-26-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads