gh0strat | da0c516373e8766acb572331ca26aca4e5882bb8af4a863fbb6e3194d3d96fed

Analysis

max time kernel
150s
max time network
124s
platform
windows7_x64
resource
win7-20240611-en
resource tags

arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system
submitted
26/06/2024, 00:51

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General

Target

da0c516373e8766acb572331ca26aca4e5882bb8af4a863fbb6e3194d3d96fed.exe
Size

2.8MB
MD5

08955af38e8c013ef16fe598bf3455e7
SHA1

4bee7d89395957bdc1f47c6b74faf2b001d85511
SHA256

da0c516373e8766acb572331ca26aca4e5882bb8af4a863fbb6e3194d3d96fed
SHA512

3fd871bce1b542b6336a5620334675d6316b3b26928ee6e32eb3b9d90b5c53c111cc13417efb43896057f0de2e3ba1263c5d8e495e1cef38333476da1ffbae6d
SSDEEP

49152:uCwsbCANnKXferL7Vwe/Gg0P+WhATjm21t:Jws2ANnKXOaeOgmhAt

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/2256-20-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2256-21-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2596-39-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2596-47-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2596-49-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 6 IoCs

resource	yara_rule
behavioral1/files/0x00270000000147d5-6.dat	family_gh0strat
behavioral1/memory/2256-20-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2256-21-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2596-39-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2596-47-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2596-49-0x0000000010000000-0x00000000101B6000-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

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\\259415918.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
2400	R.exe
2256	N.exe
2632	TXPlatfor.exe
2596	TXPlatfor.exe
2644	HD_da0c516373e8766acb572331ca26aca4e5882bb8af4a863fbb6e3194d3d96fed.exe
2456	Remote Data.exe

Loads dropped DLL 8 IoCs

pid	Process
1672	da0c516373e8766acb572331ca26aca4e5882bb8af4a863fbb6e3194d3d96fed.exe
2400	R.exe
2996	svchost.exe
1672	da0c516373e8766acb572331ca26aca4e5882bb8af4a863fbb6e3194d3d96fed.exe
2632	TXPlatfor.exe
1672	da0c516373e8766acb572331ca26aca4e5882bb8af4a863fbb6e3194d3d96fed.exe
2996	svchost.exe
2456	Remote Data.exe

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2256-19-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2256-20-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2256-21-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2596-39-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2596-47-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2596-49-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in System32 directory 6 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\259415918.txt	R.exe
File opened for modification	C:\Windows\SysWOW64\ini.ini	R.exe
File created	C:\Windows\SysWOW64\Remote Data.exe	svchost.exe
File opened for modification	C:\Windows\SysWOW64\Remote Data.exe	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
3020	PING.EXE

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1672	da0c516373e8766acb572331ca26aca4e5882bb8af4a863fbb6e3194d3d96fed.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
2596	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2256	N.exe
Token: SeLoadDriverPrivilege	2596	TXPlatfor.exe
Token: 33	2596	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2596	TXPlatfor.exe
Token: 33	2596	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2596	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1672	da0c516373e8766acb572331ca26aca4e5882bb8af4a863fbb6e3194d3d96fed.exe
1672	da0c516373e8766acb572331ca26aca4e5882bb8af4a863fbb6e3194d3d96fed.exe

Suspicious use of WriteProcessMemory 34 IoCs

description	pid	Process	procid_target
PID 1672 wrote to memory of 2400	1672	da0c516373e8766acb572331ca26aca4e5882bb8af4a863fbb6e3194d3d96fed.exe	28
PID 1672 wrote to memory of 2400	1672	da0c516373e8766acb572331ca26aca4e5882bb8af4a863fbb6e3194d3d96fed.exe	28
PID 1672 wrote to memory of 2400	1672	da0c516373e8766acb572331ca26aca4e5882bb8af4a863fbb6e3194d3d96fed.exe	28
PID 1672 wrote to memory of 2400	1672	da0c516373e8766acb572331ca26aca4e5882bb8af4a863fbb6e3194d3d96fed.exe	28
PID 1672 wrote to memory of 2256	1672	da0c516373e8766acb572331ca26aca4e5882bb8af4a863fbb6e3194d3d96fed.exe	31
PID 1672 wrote to memory of 2256	1672	da0c516373e8766acb572331ca26aca4e5882bb8af4a863fbb6e3194d3d96fed.exe	31
PID 1672 wrote to memory of 2256	1672	da0c516373e8766acb572331ca26aca4e5882bb8af4a863fbb6e3194d3d96fed.exe	31
PID 1672 wrote to memory of 2256	1672	da0c516373e8766acb572331ca26aca4e5882bb8af4a863fbb6e3194d3d96fed.exe	31
PID 1672 wrote to memory of 2256	1672	da0c516373e8766acb572331ca26aca4e5882bb8af4a863fbb6e3194d3d96fed.exe	31
PID 1672 wrote to memory of 2256	1672	da0c516373e8766acb572331ca26aca4e5882bb8af4a863fbb6e3194d3d96fed.exe	31
PID 1672 wrote to memory of 2256	1672	da0c516373e8766acb572331ca26aca4e5882bb8af4a863fbb6e3194d3d96fed.exe	31
PID 2256 wrote to memory of 2924	2256	N.exe	33
PID 2256 wrote to memory of 2924	2256	N.exe	33
PID 2256 wrote to memory of 2924	2256	N.exe	33
PID 2256 wrote to memory of 2924	2256	N.exe	33
PID 2632 wrote to memory of 2596	2632	TXPlatfor.exe	34
PID 2632 wrote to memory of 2596	2632	TXPlatfor.exe	34
PID 2632 wrote to memory of 2596	2632	TXPlatfor.exe	34
PID 2632 wrote to memory of 2596	2632	TXPlatfor.exe	34
PID 2632 wrote to memory of 2596	2632	TXPlatfor.exe	34
PID 2632 wrote to memory of 2596	2632	TXPlatfor.exe	34
PID 2632 wrote to memory of 2596	2632	TXPlatfor.exe	34
PID 1672 wrote to memory of 2644	1672	da0c516373e8766acb572331ca26aca4e5882bb8af4a863fbb6e3194d3d96fed.exe	36
PID 1672 wrote to memory of 2644	1672	da0c516373e8766acb572331ca26aca4e5882bb8af4a863fbb6e3194d3d96fed.exe	36
PID 1672 wrote to memory of 2644	1672	da0c516373e8766acb572331ca26aca4e5882bb8af4a863fbb6e3194d3d96fed.exe	36
PID 1672 wrote to memory of 2644	1672	da0c516373e8766acb572331ca26aca4e5882bb8af4a863fbb6e3194d3d96fed.exe	36
PID 2924 wrote to memory of 3020	2924	cmd.exe	37
PID 2924 wrote to memory of 3020	2924	cmd.exe	37
PID 2924 wrote to memory of 3020	2924	cmd.exe	37
PID 2924 wrote to memory of 3020	2924	cmd.exe	37
PID 2996 wrote to memory of 2456	2996	svchost.exe	38
PID 2996 wrote to memory of 2456	2996	svchost.exe	38
PID 2996 wrote to memory of 2456	2996	svchost.exe	38
PID 2996 wrote to memory of 2456	2996	svchost.exe	38

C:\Users\Admin\AppData\Local\Temp\da0c516373e8766acb572331ca26aca4e5882bb8af4a863fbb6e3194d3d96fed.exe
"C:\Users\Admin\AppData\Local\Temp\da0c516373e8766acb572331ca26aca4e5882bb8af4a863fbb6e3194d3d96fed.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1672
- 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
  PID:2400
- 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:2256
- - 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:2924
  - - C:\Windows\SysWOW64\PING.EXE
      ping -n 2 127.0.0.1
      4⤵
      Runs ping.exe
      PID:3020
- C:\Users\Admin\AppData\Local\Temp\HD_da0c516373e8766acb572331ca26aca4e5882bb8af4a863fbb6e3194d3d96fed.exe
  C:\Users\Admin\AppData\Local\Temp\HD_da0c516373e8766acb572331ca26aca4e5882bb8af4a863fbb6e3194d3d96fed.exe
  2⤵
  - Executes dropped EXE
  PID:2644

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
PID:2024

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:2996
- C:\Windows\SysWOW64\Remote Data.exe
  "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\259415918.txt",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:2456

C:\Windows\SysWOW64\TXPlatfor.exe
C:\Windows\SysWOW64\TXPlatfor.exe -auto
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2632
- 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:2596

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

Server Software Component

T1505

Terminal Services DLL

T1505.005

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
2.3MB

MD5
88e5865bc99e5d6a4fe36702fb9e5c8b

SHA1
49d3ca6228c79ab4583ff398c7be6964715361d9

SHA256
213482368cd62af6b8f3b87b9f042d5bfee7757d375c8a8d8a151e7a7f11965f

SHA512
fd116f122ccce925f20f8483ab1aedfb77b89f9502c5294d270439de8a4f0d4e676a180321811836058c76f61aa1418548d5358e7835273017c6b65a15b8f13e

Download Submit
\Users\Admin\AppData\Local\Temp\HD_da0c516373e8766acb572331ca26aca4e5882bb8af4a863fbb6e3194d3d96fed.exe

Filesize
441KB

MD5
3893aeb4428ba5c5aa57471add1a03b0

SHA1
d0b0f401366293a7b01e897f027fabbcd49d299f

SHA256
f18fcddf3a06cc817a94a5dd61d8f1ac7d2bbe1e04e42f6fd803d3b944e8757e

SHA512
81ad48194131863dd8740ab28795450fc00fb346e8048fb95326588394dd26eec5cf39601fef78b2e48ac2cbf38d60fbb110af96dbfa4ad0424fc0f1dd06a599

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\259415918.txt

Filesize
899KB

MD5
91cc63af6ffedb71e649da5fa91c8d9b

SHA1
a5c9251f0cfe2deb647ba3ae0f99afe922f34758

SHA256
e5f8d43c863af8bae63328e968c91a518557623236fc3b6cdf4aba2494816c7b

SHA512
02a12e402cb2c67126f63649da2285dee425443cc8b160f331fba2a6a1226e54d44d2b9b6bf2ecbe6afb0eabba3a379b4e71b819bff43d536083c2e8321b2808

Download Submit
\Windows\SysWOW64\Remote Data.exe

Filesize
43KB

MD5
51138beea3e2c21ec44d0932c71762a8

SHA1
8939cf35447b22dd2c6e6f443446acc1bf986d58

SHA256
5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

SHA512
794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

Download Submit
memory/2256-19-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2256-20-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2256-21-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2596-39-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2596-47-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2596-49-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download