gh0strat | 3b59008ec72ff79cd58d9244fc5a60d1a2d1d4e46f4ade2fd2bda83e45c7fcd8

Analysis

max time kernel
150s
max time network
123s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
28/05/2024, 08:32

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General

Target

3b59008ec72ff79cd58d9244fc5a60d1a2d1d4e46f4ade2fd2bda83e45c7fcd8.exe
Size

3.1MB
MD5

df3afdd0bbc771d100d224a164057645
SHA1

8b73e2b9244de861aa39f9f186301bebaf89ccb8
SHA256

3b59008ec72ff79cd58d9244fc5a60d1a2d1d4e46f4ade2fd2bda83e45c7fcd8
SHA512

d2def6c2f6f3da923ad7832a3c15969a241f4b85ddc37332c39642dc226367f27c628bed8376eef1d86440592bd7d31c005c857d9e970a815b134f15fa02df7d
SSDEEP

49152:pCwsbCANnKXferL7Vwe/Gg0P+Wh2JDmn2XoMjEm1:Ews2ANnKXOaeOgmh2JDmn2Xo

Score

10^/10

gh0strat purplefox persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 5 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral1/memory/2932-21-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2932-20-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2568-43-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2568-47-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2568-49-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 6 IoCs

resource	yara_rule
behavioral1/files/0x0009000000014825-6.dat	family_gh0strat
behavioral1/memory/2932-21-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2932-20-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2568-43-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2568-47-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2568-49-0x0000000010000000-0x00000000101B6000-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 DLL path for service in the 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\Remote Data\Parameters\ServiceDll = "C:\\Windows\\system32\\259393579.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 6 IoCs

pid	Process
2220	R.exe
2932	N.exe
2624	TXPlatfor.exe
2568	TXPlatfor.exe
2856	HD_3b59008ec72ff79cd58d9244fc5a60d1a2d1d4e46f4ade2fd2bda83e45c7fcd8.exe
2032	Remote Data.exe

Loads dropped DLL 8 IoCs

pid	Process
2360	3b59008ec72ff79cd58d9244fc5a60d1a2d1d4e46f4ade2fd2bda83e45c7fcd8.exe
2220	R.exe
2948	svchost.exe
2360	3b59008ec72ff79cd58d9244fc5a60d1a2d1d4e46f4ade2fd2bda83e45c7fcd8.exe
2624	TXPlatfor.exe
2360	3b59008ec72ff79cd58d9244fc5a60d1a2d1d4e46f4ade2fd2bda83e45c7fcd8.exe
2948	svchost.exe
2032	Remote Data.exe

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2932-21-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2932-20-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2932-18-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2568-43-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2568-47-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2568-49-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in System32 directory 6 IoCs

description	ioc	Process
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\259393579.txt	R.exe
File opened for modification	C:\Windows\SysWOW64\ini.ini	R.exe
File created	C:\Windows\SysWOW64\Remote Data.exe	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2448	PING.EXE

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2360	3b59008ec72ff79cd58d9244fc5a60d1a2d1d4e46f4ade2fd2bda83e45c7fcd8.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
2568	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2932	N.exe
Token: SeLoadDriverPrivilege	2568	TXPlatfor.exe
Token: 33	2568	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2568	TXPlatfor.exe
Token: 33	2568	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2568	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2360	3b59008ec72ff79cd58d9244fc5a60d1a2d1d4e46f4ade2fd2bda83e45c7fcd8.exe
2360	3b59008ec72ff79cd58d9244fc5a60d1a2d1d4e46f4ade2fd2bda83e45c7fcd8.exe

Suspicious use of WriteProcessMemory 34 IoCs

description	pid	Process	procid_target
PID 2360 wrote to memory of 2220	2360	3b59008ec72ff79cd58d9244fc5a60d1a2d1d4e46f4ade2fd2bda83e45c7fcd8.exe	28
PID 2360 wrote to memory of 2220	2360	3b59008ec72ff79cd58d9244fc5a60d1a2d1d4e46f4ade2fd2bda83e45c7fcd8.exe	28
PID 2360 wrote to memory of 2220	2360	3b59008ec72ff79cd58d9244fc5a60d1a2d1d4e46f4ade2fd2bda83e45c7fcd8.exe	28
PID 2360 wrote to memory of 2220	2360	3b59008ec72ff79cd58d9244fc5a60d1a2d1d4e46f4ade2fd2bda83e45c7fcd8.exe	28
PID 2360 wrote to memory of 2932	2360	3b59008ec72ff79cd58d9244fc5a60d1a2d1d4e46f4ade2fd2bda83e45c7fcd8.exe	31
PID 2360 wrote to memory of 2932	2360	3b59008ec72ff79cd58d9244fc5a60d1a2d1d4e46f4ade2fd2bda83e45c7fcd8.exe	31
PID 2360 wrote to memory of 2932	2360	3b59008ec72ff79cd58d9244fc5a60d1a2d1d4e46f4ade2fd2bda83e45c7fcd8.exe	31
PID 2360 wrote to memory of 2932	2360	3b59008ec72ff79cd58d9244fc5a60d1a2d1d4e46f4ade2fd2bda83e45c7fcd8.exe	31
PID 2360 wrote to memory of 2932	2360	3b59008ec72ff79cd58d9244fc5a60d1a2d1d4e46f4ade2fd2bda83e45c7fcd8.exe	31
PID 2360 wrote to memory of 2932	2360	3b59008ec72ff79cd58d9244fc5a60d1a2d1d4e46f4ade2fd2bda83e45c7fcd8.exe	31
PID 2360 wrote to memory of 2932	2360	3b59008ec72ff79cd58d9244fc5a60d1a2d1d4e46f4ade2fd2bda83e45c7fcd8.exe	31
PID 2932 wrote to memory of 2628	2932	N.exe	33
PID 2932 wrote to memory of 2628	2932	N.exe	33
PID 2932 wrote to memory of 2628	2932	N.exe	33
PID 2932 wrote to memory of 2628	2932	N.exe	33
PID 2624 wrote to memory of 2568	2624	TXPlatfor.exe	34
PID 2624 wrote to memory of 2568	2624	TXPlatfor.exe	34
PID 2624 wrote to memory of 2568	2624	TXPlatfor.exe	34
PID 2624 wrote to memory of 2568	2624	TXPlatfor.exe	34
PID 2624 wrote to memory of 2568	2624	TXPlatfor.exe	34
PID 2624 wrote to memory of 2568	2624	TXPlatfor.exe	34
PID 2624 wrote to memory of 2568	2624	TXPlatfor.exe	34
PID 2360 wrote to memory of 2856	2360	3b59008ec72ff79cd58d9244fc5a60d1a2d1d4e46f4ade2fd2bda83e45c7fcd8.exe	36
PID 2360 wrote to memory of 2856	2360	3b59008ec72ff79cd58d9244fc5a60d1a2d1d4e46f4ade2fd2bda83e45c7fcd8.exe	36
PID 2360 wrote to memory of 2856	2360	3b59008ec72ff79cd58d9244fc5a60d1a2d1d4e46f4ade2fd2bda83e45c7fcd8.exe	36
PID 2360 wrote to memory of 2856	2360	3b59008ec72ff79cd58d9244fc5a60d1a2d1d4e46f4ade2fd2bda83e45c7fcd8.exe	36
PID 2628 wrote to memory of 2448	2628	cmd.exe	37
PID 2628 wrote to memory of 2448	2628	cmd.exe	37
PID 2628 wrote to memory of 2448	2628	cmd.exe	37
PID 2628 wrote to memory of 2448	2628	cmd.exe	37
PID 2948 wrote to memory of 2032	2948	svchost.exe	38
PID 2948 wrote to memory of 2032	2948	svchost.exe	38
PID 2948 wrote to memory of 2032	2948	svchost.exe	38
PID 2948 wrote to memory of 2032	2948	svchost.exe	38

C:\Users\Admin\AppData\Local\Temp\3b59008ec72ff79cd58d9244fc5a60d1a2d1d4e46f4ade2fd2bda83e45c7fcd8.exe
"C:\Users\Admin\AppData\Local\Temp\3b59008ec72ff79cd58d9244fc5a60d1a2d1d4e46f4ade2fd2bda83e45c7fcd8.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2360
- C:\Users\Admin\AppData\Local\Temp\R.exe
  C:\Users\Admin\AppData\Local\Temp\\R.exe
  2⤵
  - Sets DLL path for service in the registry
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in System32 directory
  PID:2220
- 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:2932
- - 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:2628
  - - C:\Windows\SysWOW64\PING.EXE
      ping -n 2 127.0.0.1
      4⤵
      Runs ping.exe
      PID:2448
- C:\Users\Admin\AppData\Local\Temp\HD_3b59008ec72ff79cd58d9244fc5a60d1a2d1d4e46f4ade2fd2bda83e45c7fcd8.exe
  C:\Users\Admin\AppData\Local\Temp\HD_3b59008ec72ff79cd58d9244fc5a60d1a2d1d4e46f4ade2fd2bda83e45c7fcd8.exe
  2⤵
  - Executes dropped EXE
  PID:2856

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
PID:2944

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:2948
- C:\Windows\SysWOW64\Remote Data.exe
  "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\259393579.txt",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:2032

C:\Windows\SysWOW64\TXPlatfor.exe
C:\Windows\SysWOW64\TXPlatfor.exe -auto
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2624
- 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:2568

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Remote System Discovery

T1018

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
2.6MB

MD5
92d224d1b83f2864e43ba9808896ab3c

SHA1
1df2e3cf4f885bfce79cd19d6b228804db4a76ab

SHA256
852157211aaaecd82fb1b07841019e0983d69e84524e39ae8d3b19f178728891

SHA512
8a5ed153fc1fee36cf3d7b42304c98db3d24e79ac23ee05573459365530a9c3db98cd12a4ec254147172d33d3b15436fcebdba5f1a27db6c94b5a96d3c5cb799

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

Filesize
941KB

MD5
8dc3adf1c490211971c1e2325f1424d2

SHA1
4eec4a4e7cb97c5efa6c72e0731cd090c0c4adc5

SHA256
bc29f2022ab3b812e50c8681ff196f090c038b5ab51e37daffac4469a8c2eb2c

SHA512
ae92ea20b359849dcdba4808119b154e3af5ef3687ee09de1797610fe8c4d3eb9065b068074d35adddb4b225d17c619baff3944cb137ad196bcef7a6507f920d

Download Submit
\Users\Admin\AppData\Local\Temp\HD_3b59008ec72ff79cd58d9244fc5a60d1a2d1d4e46f4ade2fd2bda83e45c7fcd8.exe

Filesize
439KB

MD5
6098bdb3693c9583577b2eecf6919c28

SHA1
adb756bc598bc7f448f6cc3de65f51fad2ea8bce

SHA256
9972d1f9c8cca5b6b283b6a99d745daa6129bbafe7efe2360bc986362885174d

SHA512
50dc69b501b4f20894a66e1ef447de8d386d7645a40bc024190870cc7496e359dd03b3d2c574ac318228a2dd13d80ebbcf7448b9a2135929a0c3ca281a7e6c3d

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

Filesize
377KB

MD5
4a36a48e58829c22381572b2040b6fe0

SHA1
f09d30e44ff7e3f20a5de307720f3ad148c6143b

SHA256
3de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8

SHA512
5d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0

Download Submit
\Windows\SysWOW64\259393579.txt

Filesize
899KB

MD5
5ee4a4c6449855a8a7c059ab097705b3

SHA1
eede989848a88747d7e41fcb59a6605d9f798c35

SHA256
cf6f8fec420f5b6eda79457a5560f17285422910cf8cd346bb250fc8afe5f6f4

SHA512
a62d223acabe7c1e5a247f54fa076ff7a29b47d2f945d885174db7963fe984b4801d460e97f61f030797a03ffebbeb9048bcebe1ddf1dcc73ac94e11cb8c2871

Download Submit
\Windows\SysWOW64\Remote Data.exe

Filesize
43KB

MD5
51138beea3e2c21ec44d0932c71762a8

SHA1
8939cf35447b22dd2c6e6f443446acc1bf986d58

SHA256
5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

SHA512
794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

Download Submit
memory/2568-43-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2568-47-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2568-49-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2932-21-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2932-20-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2932-18-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download