gh0strat | 1e47326369ad9642f73f4fb2cfdf463f7bf6ee1092c5e7368ec216b6280ecdf0

General

Target

1e47326369ad9642f73f4fb2cfdf463f7bf6ee1092c5e7368ec216b6280ecdf0.exe
Size

2.7MB
MD5

2e1681c6425de3884474f61ed5476d90
SHA1

30fcc9b7010f114a2063680b16f2f398ee276f39
SHA256

1e47326369ad9642f73f4fb2cfdf463f7bf6ee1092c5e7368ec216b6280ecdf0
SHA512

88ba36e0538fa16a55f028fbb619036890c3a4ae46d0919a921faad84294b0ce101372411f2def041d03213290921c6a83250d057998421a16fc779f48f1101e
SSDEEP

24576:MCwsbKgbQ5NANIvGTYwMHXA+wT1kfTw4SIuvB74fgt7ibhRM5QhKehFdMtRj7nH2:MCwsbCANnKXferL7Vwe/Gg0P+WhR

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
behavioral2/memory/3056-20-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3056-23-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3056-19-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1072-28-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1072-29-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4396-36-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4396-50-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4396-52-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 9 IoCs

resource	yara_rule
behavioral2/files/0x0008000000023c9c-5.dat	family_gh0strat
behavioral2/memory/3056-20-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3056-23-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3056-19-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1072-28-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1072-29-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4396-36-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4396-50-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4396-52-0x0000000010000000-0x00000000101B6000-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

Server Software Component: Terminal Services DLL 1 TTPs 1 IoCs

persistence

Terminal Services DLL

T1505.005

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Remote Data\Parameters\ServiceDll = "C:\\Windows\\system32\\240621718.txt"	R.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 5 IoCs

pid	Process
4716	R.exe
3056	N.exe
1072	TXPlatfor.exe
4396	TXPlatfor.exe
4280	Remote Data.exe

Loads dropped DLL 3 IoCs

pid	Process
4716	R.exe
3744	svchost.exe
4280	Remote Data.exe

Drops file in System32 directory 6 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\Remote Data.exe	svchost.exe
File opened for modification	C:\Windows\SysWOW64\Remote Data.exe	svchost.exe
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\240621718.txt	R.exe
File opened for modification	C:\Windows\SysWOW64\ini.ini	R.exe

UPX packed file 10 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3056-17-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3056-20-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3056-23-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3056-19-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1072-28-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1072-26-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1072-29-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4396-36-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4396-50-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4396-52-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe	1e47326369ad9642f73f4fb2cfdf463f7bf6ee1092c5e7368ec216b6280ecdf0.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 8 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	Remote Data.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	1e47326369ad9642f73f4fb2cfdf463f7bf6ee1092c5e7368ec216b6280ecdf0.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	R.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.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
4168	cmd.exe
1296	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
1296	PING.EXE

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
4396	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	3056	N.exe
Token: SeLoadDriverPrivilege	4396	TXPlatfor.exe
Token: 33	4396	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	4396	TXPlatfor.exe
Token: 33	4396	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	4396	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2276	1e47326369ad9642f73f4fb2cfdf463f7bf6ee1092c5e7368ec216b6280ecdf0.exe
2276	1e47326369ad9642f73f4fb2cfdf463f7bf6ee1092c5e7368ec216b6280ecdf0.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 2276 wrote to memory of 4716	2276	1e47326369ad9642f73f4fb2cfdf463f7bf6ee1092c5e7368ec216b6280ecdf0.exe	84
PID 2276 wrote to memory of 4716	2276	1e47326369ad9642f73f4fb2cfdf463f7bf6ee1092c5e7368ec216b6280ecdf0.exe	84
PID 2276 wrote to memory of 4716	2276	1e47326369ad9642f73f4fb2cfdf463f7bf6ee1092c5e7368ec216b6280ecdf0.exe	84
PID 2276 wrote to memory of 3056	2276	1e47326369ad9642f73f4fb2cfdf463f7bf6ee1092c5e7368ec216b6280ecdf0.exe	88
PID 2276 wrote to memory of 3056	2276	1e47326369ad9642f73f4fb2cfdf463f7bf6ee1092c5e7368ec216b6280ecdf0.exe	88
PID 2276 wrote to memory of 3056	2276	1e47326369ad9642f73f4fb2cfdf463f7bf6ee1092c5e7368ec216b6280ecdf0.exe	88
PID 3056 wrote to memory of 4168	3056	N.exe	91
PID 3056 wrote to memory of 4168	3056	N.exe	91
PID 3056 wrote to memory of 4168	3056	N.exe	91
PID 1072 wrote to memory of 4396	1072	TXPlatfor.exe	92
PID 1072 wrote to memory of 4396	1072	TXPlatfor.exe	92
PID 1072 wrote to memory of 4396	1072	TXPlatfor.exe	92
PID 4168 wrote to memory of 1296	4168	cmd.exe	94
PID 4168 wrote to memory of 1296	4168	cmd.exe	94
PID 4168 wrote to memory of 1296	4168	cmd.exe	94
PID 3744 wrote to memory of 4280	3744	svchost.exe	99
PID 3744 wrote to memory of 4280	3744	svchost.exe	99
PID 3744 wrote to memory of 4280	3744	svchost.exe	99

C:\Users\Admin\AppData\Local\Temp\1e47326369ad9642f73f4fb2cfdf463f7bf6ee1092c5e7368ec216b6280ecdf0.exe
"C:\Users\Admin\AppData\Local\Temp\1e47326369ad9642f73f4fb2cfdf463f7bf6ee1092c5e7368ec216b6280ecdf0.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2276
- C:\Users\Admin\AppData\Local\Temp\R.exe
  C:\Users\Admin\AppData\Local\Temp\\R.exe
  2⤵
  - Server Software Component: Terminal Services DLL
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  PID:4716
- 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:3056
- - 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:4168
  - - 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:1296

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
PID:2820

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3744
- C:\Windows\SysWOW64\Remote Data.exe
  "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\240621718.txt",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:4280

C:\Windows\SysWOW64\TXPlatfor.exe
C:\Windows\SysWOW64\TXPlatfor.exe -auto
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1072
- 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:4396

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

Server Software Component

1

T1505

Terminal Services DLL

1

T1505.005

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 Information Discovery

1

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

Filesize
2.7MB

MD5
2e1681c6425de3884474f61ed5476d90

SHA1
30fcc9b7010f114a2063680b16f2f398ee276f39

SHA256
1e47326369ad9642f73f4fb2cfdf463f7bf6ee1092c5e7368ec216b6280ecdf0

SHA512
88ba36e0538fa16a55f028fbb619036890c3a4ae46d0919a921faad84294b0ce101372411f2def041d03213290921c6a83250d057998421a16fc779f48f1101e

Download Submit
C:\Users\Admin\AppData\Local\Temp\N.exe

Filesize
377KB

MD5
4a36a48e58829c22381572b2040b6fe0

SHA1
f09d30e44ff7e3f20a5de307720f3ad148c6143b

SHA256
3de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8

SHA512
5d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0

Download Submit
C:\Users\Admin\AppData\Local\Temp\R.exe

Filesize
941KB

MD5
8dc3adf1c490211971c1e2325f1424d2

SHA1
4eec4a4e7cb97c5efa6c72e0731cd090c0c4adc5

SHA256
bc29f2022ab3b812e50c8681ff196f090c038b5ab51e37daffac4469a8c2eb2c

SHA512
ae92ea20b359849dcdba4808119b154e3af5ef3687ee09de1797610fe8c4d3eb9065b068074d35adddb4b225d17c619baff3944cb137ad196bcef7a6507f920d

Download Submit
C:\Windows\SysWOW64\240621718.txt

Filesize
899KB

MD5
9c887d535d51ea4d2fe940a230e972dd

SHA1
89a5053b6b4de24f0a9fc292c7ca37bffdfdf695

SHA256
fb0ab79f789fbfa07c75bb275bf501eb1b47a10470cd51a283b1bc343814c0b4

SHA512
06d5a4be0d7f409421e3c409c0dd257ccd3a03ec2caa97a1cd1e2f47d3aed921e55acf16089c4d16763486dc53d8bf5d49b792d4419ae65b34e08bdae2ed4d6a

Download Submit
C:\Windows\SysWOW64\Remote Data.exe

Filesize
60KB

MD5
889b99c52a60dd49227c5e485a016679

SHA1
8fa889e456aa646a4d0a4349977430ce5fa5e2d7

SHA256
6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

SHA512
08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

Download Submit
memory/1072-26-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1072-29-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1072-28-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3056-17-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3056-19-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3056-23-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3056-20-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4396-36-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4396-50-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4396-52-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads