gh0strat | 363b271ba14831480deb1b65d2c5a2312a92d215aefc5eb8f585e6706d22c7e6

General

Target

363b271ba14831480deb1b65d2c5a2312a92d215aefc5eb8f585e6706d22c7e6.exe
Size

1.4MB
MD5

b5293a72cc8aaee316350a68f5e5360d
SHA1

91074e714091c8d56792fd339e96ffdd2075aa03
SHA256

363b271ba14831480deb1b65d2c5a2312a92d215aefc5eb8f585e6706d22c7e6
SHA512

c5d7526426ed1fc4110a7447cfce380aff9daf7b6c57efe3a31332b3ab9312fec6ab910f6f56f0a96e39af65cad5d257facc84416c6a9ee45adba90f0d2b0c02
SSDEEP

24576:F39WkOyHutimZ9VSly2hVvHW6qMnSbTBBhBMN:59qHPkVOBTK

Score

10^/10

gh0strat purplefox discovery persistence rat rootkit trojan

Malware Config

Signatures

Detect PurpleFox Rootkit 2 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral1/memory/1928-0-0x0000000010000000-0x000000001019F000-memory.dmp	purplefox_rootkit
behavioral1/memory/2948-18-0x0000000010000000-0x000000001019F000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 2 IoCs

resource	yara_rule
behavioral1/memory/1928-0-0x0000000010000000-0x000000001019F000-memory.dmp	family_gh0strat
behavioral1/memory/2948-18-0x0000000010000000-0x000000001019F000-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	Aqiyq.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"	Aqiyq.exe

Deletes itself 1 IoCs

pid	Process
1712	cmd.exe

Executes dropped EXE 2 IoCs

pid	Process
2308	Aqiyq.exe
2948	Aqiyq.exe

Loads dropped DLL 1 IoCs

pid	Process
2308	Aqiyq.exe

Enumerates connected drives 3 TTPs 22 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\E:	Aqiyq.exe
File opened (read-only)	\??\R:	Aqiyq.exe
File opened (read-only)	\??\T:	Aqiyq.exe
File opened (read-only)	\??\Y:	Aqiyq.exe
File opened (read-only)	\??\J:	Aqiyq.exe
File opened (read-only)	\??\P:	Aqiyq.exe
File opened (read-only)	\??\U:	Aqiyq.exe
File opened (read-only)	\??\I:	Aqiyq.exe
File opened (read-only)	\??\O:	Aqiyq.exe
File opened (read-only)	\??\S:	Aqiyq.exe
File opened (read-only)	\??\W:	Aqiyq.exe
File opened (read-only)	\??\Z:	Aqiyq.exe
File opened (read-only)	\??\B:	Aqiyq.exe
File opened (read-only)	\??\G:	Aqiyq.exe
File opened (read-only)	\??\H:	Aqiyq.exe
File opened (read-only)	\??\N:	Aqiyq.exe
File opened (read-only)	\??\Q:	Aqiyq.exe
File opened (read-only)	\??\V:	Aqiyq.exe
File opened (read-only)	\??\X:	Aqiyq.exe
File opened (read-only)	\??\K:	Aqiyq.exe
File opened (read-only)	\??\L:	Aqiyq.exe
File opened (read-only)	\??\M:	Aqiyq.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\Aqiyq.exe	363b271ba14831480deb1b65d2c5a2312a92d215aefc5eb8f585e6706d22c7e6.exe
File created	C:\Windows\SysWOW64\Aqiyq.exe	363b271ba14831480deb1b65d2c5a2312a92d215aefc5eb8f585e6706d22c7e6.exe

System Location Discovery: System Language Discovery 1 TTPs 5 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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	363b271ba14831480deb1b65d2c5a2312a92d215aefc5eb8f585e6706d22c7e6.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Aqiyq.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Aqiyq.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
1712	cmd.exe
1832	PING.EXE

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	Aqiyq.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	Aqiyq.exe

Modifies data under HKEY_USERS 12 IoCs

description	ioc	Process
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	Aqiyq.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	Aqiyq.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	Aqiyq.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\ActiveMovie	Aqiyq.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\ActiveMovie\devenum	Aqiyq.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	Aqiyq.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	Aqiyq.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	Aqiyq.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\ActiveMovie\devenum	Aqiyq.exe
Key created	\REGISTRY\USER\.DEFAULT\Software	Aqiyq.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft	Aqiyq.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\ActiveMovie\devenum\Version = "7"	Aqiyq.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
1832	PING.EXE

Suspicious behavior: EnumeratesProcesses 33 IoCs

pid	Process
2948	Aqiyq.exe
2948	Aqiyq.exe
2948	Aqiyq.exe
2948	Aqiyq.exe
2948	Aqiyq.exe
2948	Aqiyq.exe
2948	Aqiyq.exe
2948	Aqiyq.exe
2948	Aqiyq.exe
2948	Aqiyq.exe
2948	Aqiyq.exe
2948	Aqiyq.exe
2948	Aqiyq.exe
2948	Aqiyq.exe
2948	Aqiyq.exe
2948	Aqiyq.exe
2948	Aqiyq.exe
2948	Aqiyq.exe
2948	Aqiyq.exe
2948	Aqiyq.exe
2948	Aqiyq.exe
2948	Aqiyq.exe
2948	Aqiyq.exe
2948	Aqiyq.exe
2948	Aqiyq.exe
2948	Aqiyq.exe
2948	Aqiyq.exe
2948	Aqiyq.exe
2948	Aqiyq.exe
2948	Aqiyq.exe
2948	Aqiyq.exe
2948	Aqiyq.exe
2948	Aqiyq.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
2948	Aqiyq.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	1928	363b271ba14831480deb1b65d2c5a2312a92d215aefc5eb8f585e6706d22c7e6.exe
Token: SeLoadDriverPrivilege	2948	Aqiyq.exe
Token: 33	2948	Aqiyq.exe
Token: SeIncBasePriorityPrivilege	2948	Aqiyq.exe
Token: 33	2948	Aqiyq.exe
Token: SeIncBasePriorityPrivilege	2948	Aqiyq.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1928 wrote to memory of 1712	1928	363b271ba14831480deb1b65d2c5a2312a92d215aefc5eb8f585e6706d22c7e6.exe	31
PID 1928 wrote to memory of 1712	1928	363b271ba14831480deb1b65d2c5a2312a92d215aefc5eb8f585e6706d22c7e6.exe	31
PID 1928 wrote to memory of 1712	1928	363b271ba14831480deb1b65d2c5a2312a92d215aefc5eb8f585e6706d22c7e6.exe	31
PID 1928 wrote to memory of 1712	1928	363b271ba14831480deb1b65d2c5a2312a92d215aefc5eb8f585e6706d22c7e6.exe	31
PID 2308 wrote to memory of 2948	2308	Aqiyq.exe	32
PID 2308 wrote to memory of 2948	2308	Aqiyq.exe	32
PID 2308 wrote to memory of 2948	2308	Aqiyq.exe	32
PID 2308 wrote to memory of 2948	2308	Aqiyq.exe	32
PID 1712 wrote to memory of 1832	1712	cmd.exe	34
PID 1712 wrote to memory of 1832	1712	cmd.exe	34
PID 1712 wrote to memory of 1832	1712	cmd.exe	34
PID 1712 wrote to memory of 1832	1712	cmd.exe	34

C:\Users\Admin\AppData\Local\Temp\363b271ba14831480deb1b65d2c5a2312a92d215aefc5eb8f585e6706d22c7e6.exe
"C:\Users\Admin\AppData\Local\Temp\363b271ba14831480deb1b65d2c5a2312a92d215aefc5eb8f585e6706d22c7e6.exe"
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1928
- 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\363B27~1.EXE > nul
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:1712
- - C:\Windows\SysWOW64\PING.EXE
    ping -n 2 127.0.0.1
    3⤵
    - System Location Discovery: System Language Discovery
    - System Network Configuration Discovery: Internet Connection Discovery
    - Runs ping.exe
    PID:1832

C:\Windows\SysWOW64\Aqiyq.exe
C:\Windows\SysWOW64\Aqiyq.exe -auto
1⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2308
- C:\Windows\SysWOW64\Aqiyq.exe
  C:\Windows\SysWOW64\Aqiyq.exe -acsi
  2⤵
  - Drops file in Drivers directory
  - Sets service image path in registry
  - Executes dropped EXE
  - Enumerates connected drives
  - System Location Discovery: System Language Discovery
  - Checks processor information in registry
  - Modifies data under HKEY_USERS
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: LoadsDriver
  - Suspicious use of AdjustPrivilegeToken
  PID:2948

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

Peripheral Device Discovery

Query Registry

Remote System Discovery

1

T1018

System Information Discovery

2

T1082

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:\Windows\SysWOW64\Aqiyq.exe

Filesize
1.4MB

MD5
b5293a72cc8aaee316350a68f5e5360d

SHA1
91074e714091c8d56792fd339e96ffdd2075aa03

SHA256
363b271ba14831480deb1b65d2c5a2312a92d215aefc5eb8f585e6706d22c7e6

SHA512
c5d7526426ed1fc4110a7447cfce380aff9daf7b6c57efe3a31332b3ab9312fec6ab910f6f56f0a96e39af65cad5d257facc84416c6a9ee45adba90f0d2b0c02

Download Submit
memory/1928-0-0x0000000010000000-0x000000001019F000-memory.dmp

Filesize
1.6MB

Download
memory/2948-18-0x0000000010000000-0x000000001019F000-memory.dmp

Filesize
1.6MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads