gh0strat | 2970b8bd37286de4bc42176d2a353235b172234be1a7fdc936610eb50f2c55fb

General

Target

2970b8bd37286de4bc42176d2a353235b172234be1a7fdc936610eb50f2c55fb.exe
Size

2.8MB
MD5

dae243f8d72b0bcbf22682fe366532af
SHA1

568a41b7837c606e99b99ec082f0ea5a3b8b973c
SHA256

2970b8bd37286de4bc42176d2a353235b172234be1a7fdc936610eb50f2c55fb
SHA512

bc00fd0dcf31fe50d87ab77d999d6fb3c454f25944fe15224fb96b9486a91340fb9df6fdf2cd9cf2aa349b14a1415f57c4813d5851716859b76aeae412fab3e3
SSDEEP

49152:TCwsbCANnKXferL7Vwe/Gg0P+WhvrYydU4:Gws2ANnKXOaeOgmhvrYsf

Score

10^/10

gh0strat purplefox discovery persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 8 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral1/memory/1132-15-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/1132-16-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/1132-17-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2944-26-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2944-37-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2740-39-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2740-43-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2740-44-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 9 IoCs

resource	yara_rule
behavioral1/files/0x0008000000016d42-6.dat	family_gh0strat
behavioral1/memory/1132-15-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/1132-16-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/1132-17-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2944-26-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2944-37-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2740-39-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2740-43-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2740-44-0x0000000010000000-0x00000000101B6000-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
2816	R.exe
1132	N.exe
2944	TXPlatfor.exe
2740	TXPlatfor.exe

Loads dropped DLL 4 IoCs

pid	Process
2172	2970b8bd37286de4bc42176d2a353235b172234be1a7fdc936610eb50f2c55fb.exe
2816	R.exe
2172	2970b8bd37286de4bc42176d2a353235b172234be1a7fdc936610eb50f2c55fb.exe
2944	TXPlatfor.exe

Drops file in System32 directory 3 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\259417135.txt	R.exe
File created	C:\Windows\SysWOW64\TXPlatfor.exe	N.exe
File opened for modification	C:\Windows\SysWOW64\TXPlatfor.exe	N.exe

UPX packed file 9 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1132-15-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/1132-16-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/1132-17-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/1132-13-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2944-26-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2944-37-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2740-39-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2740-43-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2740-44-0x0000000010000000-0x00000000101B6000-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	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
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2970b8bd37286de4bc42176d2a353235b172234be1a7fdc936610eb50f2c55fb.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
2932	cmd.exe
536	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
536	PING.EXE

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2172	2970b8bd37286de4bc42176d2a353235b172234be1a7fdc936610eb50f2c55fb.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
2740	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	1132	N.exe
Token: SeLoadDriverPrivilege	2740	TXPlatfor.exe
Token: 33	2740	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2740	TXPlatfor.exe
Token: 33	2740	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2740	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2172	2970b8bd37286de4bc42176d2a353235b172234be1a7fdc936610eb50f2c55fb.exe
2172	2970b8bd37286de4bc42176d2a353235b172234be1a7fdc936610eb50f2c55fb.exe

Suspicious use of WriteProcessMemory 26 IoCs

description	pid	Process	procid_target
PID 2172 wrote to memory of 2816	2172	2970b8bd37286de4bc42176d2a353235b172234be1a7fdc936610eb50f2c55fb.exe	30
PID 2172 wrote to memory of 2816	2172	2970b8bd37286de4bc42176d2a353235b172234be1a7fdc936610eb50f2c55fb.exe	30
PID 2172 wrote to memory of 2816	2172	2970b8bd37286de4bc42176d2a353235b172234be1a7fdc936610eb50f2c55fb.exe	30
PID 2172 wrote to memory of 2816	2172	2970b8bd37286de4bc42176d2a353235b172234be1a7fdc936610eb50f2c55fb.exe	30
PID 2172 wrote to memory of 1132	2172	2970b8bd37286de4bc42176d2a353235b172234be1a7fdc936610eb50f2c55fb.exe	31
PID 2172 wrote to memory of 1132	2172	2970b8bd37286de4bc42176d2a353235b172234be1a7fdc936610eb50f2c55fb.exe	31
PID 2172 wrote to memory of 1132	2172	2970b8bd37286de4bc42176d2a353235b172234be1a7fdc936610eb50f2c55fb.exe	31
PID 2172 wrote to memory of 1132	2172	2970b8bd37286de4bc42176d2a353235b172234be1a7fdc936610eb50f2c55fb.exe	31
PID 2172 wrote to memory of 1132	2172	2970b8bd37286de4bc42176d2a353235b172234be1a7fdc936610eb50f2c55fb.exe	31
PID 2172 wrote to memory of 1132	2172	2970b8bd37286de4bc42176d2a353235b172234be1a7fdc936610eb50f2c55fb.exe	31
PID 2172 wrote to memory of 1132	2172	2970b8bd37286de4bc42176d2a353235b172234be1a7fdc936610eb50f2c55fb.exe	31
PID 1132 wrote to memory of 2932	1132	N.exe	33
PID 1132 wrote to memory of 2932	1132	N.exe	33
PID 1132 wrote to memory of 2932	1132	N.exe	33
PID 1132 wrote to memory of 2932	1132	N.exe	33
PID 2944 wrote to memory of 2740	2944	TXPlatfor.exe	35
PID 2944 wrote to memory of 2740	2944	TXPlatfor.exe	35
PID 2944 wrote to memory of 2740	2944	TXPlatfor.exe	35
PID 2944 wrote to memory of 2740	2944	TXPlatfor.exe	35
PID 2944 wrote to memory of 2740	2944	TXPlatfor.exe	35
PID 2944 wrote to memory of 2740	2944	TXPlatfor.exe	35
PID 2944 wrote to memory of 2740	2944	TXPlatfor.exe	35
PID 2932 wrote to memory of 536	2932	cmd.exe	36
PID 2932 wrote to memory of 536	2932	cmd.exe	36
PID 2932 wrote to memory of 536	2932	cmd.exe	36
PID 2932 wrote to memory of 536	2932	cmd.exe	36

C:\Users\Admin\AppData\Local\Temp\2970b8bd37286de4bc42176d2a353235b172234be1a7fdc936610eb50f2c55fb.exe
"C:\Users\Admin\AppData\Local\Temp\2970b8bd37286de4bc42176d2a353235b172234be1a7fdc936610eb50f2c55fb.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2172
- 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:2816
- 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:1132
- - 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:2932
  - - 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:536

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:2944
- 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:2740

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
2.5MB

MD5
d9f4f1369cbee0aae9cf7a5ed85bde63

SHA1
6dbcc1ed9cc802f63c6ddce2e44531d64102f9bb

SHA256
e83e0a0bc54ad33bca82957802f190770bc5ebc6767f1d37d092c7106223be9b

SHA512
1ae96b1d66903d4352af076cdba303f63573ae5dd35237625e60e9001b99515c9690d749eebecfb202143c3b602c9a0a2fceb7fde654f401049b06ebd8cd2b2a

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\259417135.txt

Filesize
899KB

MD5
cf674eeffb027bb45140385b5cb23e62

SHA1
5cc2d2a78f4025f9989010d0df26b64b6b67cc5e

SHA256
6418dde3419e902cd4b8d1d43f9f498b8695a04012155a85c96a8030b4d2d27d

SHA512
68f5d7f24e2ddc16eec186964cc6864cbf018af3ae3de853e650839833a62c5398aef6bfb1b45b0ad5285274740d580ef2df8fbc783a79b2366133268517e211

Download Submit
memory/1132-13-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1132-17-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1132-16-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1132-15-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2740-39-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2740-43-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2740-44-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2944-26-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2944-37-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads