gh0strat | 69be3936c99cd7dfa9c47beeb10310f82f1ae5f102600dbdf970aaa60f06e623

Analysis

max time kernel
150s
max time network
123s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
26-08-2024 18:37

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General

Target

69be3936c99cd7dfa9c47beeb10310f82f1ae5f102600dbdf970aaa60f06e623.exe
Size

2.7MB
MD5

c2ec82934acc41915c63eb3e8f75ea8e
SHA1

e7c1eb48b4dd1d16b14544b77422bd314d2ac164
SHA256

69be3936c99cd7dfa9c47beeb10310f82f1ae5f102600dbdf970aaa60f06e623
SHA512

73167aa8841fe4590d621a6633b81d3279d0371ff36e83ea4f5a68a365df230e72cae7acc2e2a831b1a10a4630118d4721fc6efb1c916ec26ed29e05aab3ccaf
SSDEEP

24576:MjwsbKgbQ5NANIvGTYwMHXA+wT1kfTw4SIuvB74fgt7ibhRM5QhKehFdMtRj7nHr:MjwsbCANnKXferL7Vwe/Gg0P+WhOCY9

Score

10^/10

gh0strat purplefox discovery persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 6 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral1/memory/2296-19-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2296-20-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2296-21-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2172-41-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2172-46-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2172-47-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 7 IoCs

resource	yara_rule
behavioral1/files/0x0008000000018ba5-6.dat	family_gh0strat
behavioral1/memory/2296-19-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2296-20-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2296-21-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2172-41-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2172-46-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2172-47-0x0000000010000000-0x00000000101B6000-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\\259419834.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
2764	R.exe
2296	N.exe
2612	TXPlatfor.exe
2172	TXPlatfor.exe
2200	Remote Data.exe

Loads dropped DLL 7 IoCs

pid	Process
2928	69be3936c99cd7dfa9c47beeb10310f82f1ae5f102600dbdf970aaa60f06e623.exe
2764	R.exe
1932	svchost.exe
2928	69be3936c99cd7dfa9c47beeb10310f82f1ae5f102600dbdf970aaa60f06e623.exe
2612	TXPlatfor.exe
1932	svchost.exe
2200	Remote Data.exe

UPX packed file 7 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2296-17-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2296-19-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2296-20-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2296-21-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2172-41-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2172-46-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2172-47-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in System32 directory 6 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\259419834.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
File created	C:\Windows\SysWOW64\TXPlatfor.exe	N.exe
File opened for modification	C:\Windows\SysWOW64\TXPlatfor.exe	N.exe

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	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
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Remote Data.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	69be3936c99cd7dfa9c47beeb10310f82f1ae5f102600dbdf970aaa60f06e623.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
1440	cmd.exe
1644	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
1644	PING.EXE

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2928	69be3936c99cd7dfa9c47beeb10310f82f1ae5f102600dbdf970aaa60f06e623.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
2172	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2296	N.exe
Token: SeLoadDriverPrivilege	2172	TXPlatfor.exe
Token: 33	2172	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2172	TXPlatfor.exe
Token: 33	2172	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2172	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2928	69be3936c99cd7dfa9c47beeb10310f82f1ae5f102600dbdf970aaa60f06e623.exe
2928	69be3936c99cd7dfa9c47beeb10310f82f1ae5f102600dbdf970aaa60f06e623.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 2928 wrote to memory of 2764	2928	69be3936c99cd7dfa9c47beeb10310f82f1ae5f102600dbdf970aaa60f06e623.exe	30
PID 2928 wrote to memory of 2764	2928	69be3936c99cd7dfa9c47beeb10310f82f1ae5f102600dbdf970aaa60f06e623.exe	30
PID 2928 wrote to memory of 2764	2928	69be3936c99cd7dfa9c47beeb10310f82f1ae5f102600dbdf970aaa60f06e623.exe	30
PID 2928 wrote to memory of 2764	2928	69be3936c99cd7dfa9c47beeb10310f82f1ae5f102600dbdf970aaa60f06e623.exe	30
PID 2928 wrote to memory of 2296	2928	69be3936c99cd7dfa9c47beeb10310f82f1ae5f102600dbdf970aaa60f06e623.exe	33
PID 2928 wrote to memory of 2296	2928	69be3936c99cd7dfa9c47beeb10310f82f1ae5f102600dbdf970aaa60f06e623.exe	33
PID 2928 wrote to memory of 2296	2928	69be3936c99cd7dfa9c47beeb10310f82f1ae5f102600dbdf970aaa60f06e623.exe	33
PID 2928 wrote to memory of 2296	2928	69be3936c99cd7dfa9c47beeb10310f82f1ae5f102600dbdf970aaa60f06e623.exe	33
PID 2928 wrote to memory of 2296	2928	69be3936c99cd7dfa9c47beeb10310f82f1ae5f102600dbdf970aaa60f06e623.exe	33
PID 2928 wrote to memory of 2296	2928	69be3936c99cd7dfa9c47beeb10310f82f1ae5f102600dbdf970aaa60f06e623.exe	33
PID 2928 wrote to memory of 2296	2928	69be3936c99cd7dfa9c47beeb10310f82f1ae5f102600dbdf970aaa60f06e623.exe	33
PID 2296 wrote to memory of 1440	2296	N.exe	35
PID 2296 wrote to memory of 1440	2296	N.exe	35
PID 2296 wrote to memory of 1440	2296	N.exe	35
PID 2296 wrote to memory of 1440	2296	N.exe	35
PID 2612 wrote to memory of 2172	2612	TXPlatfor.exe	36
PID 2612 wrote to memory of 2172	2612	TXPlatfor.exe	36
PID 2612 wrote to memory of 2172	2612	TXPlatfor.exe	36
PID 2612 wrote to memory of 2172	2612	TXPlatfor.exe	36
PID 2612 wrote to memory of 2172	2612	TXPlatfor.exe	36
PID 2612 wrote to memory of 2172	2612	TXPlatfor.exe	36
PID 2612 wrote to memory of 2172	2612	TXPlatfor.exe	36
PID 1440 wrote to memory of 1644	1440	cmd.exe	38
PID 1440 wrote to memory of 1644	1440	cmd.exe	38
PID 1440 wrote to memory of 1644	1440	cmd.exe	38
PID 1440 wrote to memory of 1644	1440	cmd.exe	38
PID 1932 wrote to memory of 2200	1932	svchost.exe	39
PID 1932 wrote to memory of 2200	1932	svchost.exe	39
PID 1932 wrote to memory of 2200	1932	svchost.exe	39
PID 1932 wrote to memory of 2200	1932	svchost.exe	39

C:\Users\Admin\AppData\Local\Temp\69be3936c99cd7dfa9c47beeb10310f82f1ae5f102600dbdf970aaa60f06e623.exe
"C:\Users\Admin\AppData\Local\Temp\69be3936c99cd7dfa9c47beeb10310f82f1ae5f102600dbdf970aaa60f06e623.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2928
- 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:2764
- 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:2296
- - 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:1440
  - - 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:1644

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
PID:2616

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:1932
- C:\Windows\SysWOW64\Remote Data.exe
  "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\259419834.txt",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:2200

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:2612
- 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:2172

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

System Location Discovery

T1614

System Language Discovery

T1614.001

System Network Configuration Discovery

T1016

Internet Connection Discovery

T1016.001

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
2.4MB

MD5
c56114b5ee9ee37f7ca831d3e3e3b3cf

SHA1
f1d435a3806da3a6eee9c540143cbe4f25638a52

SHA256
4f5eeb7664ef17e7bb7e278ea66f5144a2cc787689cc313722cb946d52eb523d

SHA512
a0fe1f91f22a99e73fe1f819c4c63fb6f3989b182b7772ae8963f6767e6f474cd2441f8440867d7335ebacad8aca2d04cca4f492d7fba903dff052eb7d07e0e4

Download Submit
C:\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\259419834.txt

Filesize
899KB

MD5
0f0abbc7c8ac6b8347fa4e590329ae4e

SHA1
0b5a4379e122e4805bc3f24479e537ce5b2c9b0f

SHA256
9fd2e8b4f1e01fd1b758fe463c7dea2682c995ce520b023de46ee3d63841e17c

SHA512
1c519554dc6e7656868a34e7a7b0f5a4649ccd48c010865817acc4fc3dbe318c345c920dadf18e7bc47fbaf6c112c2abe7067b9893b5836a5a156483ae712b54

Download Submit
\Windows\SysWOW64\Remote Data.exe

Filesize
43KB

MD5
51138beea3e2c21ec44d0932c71762a8

SHA1
8939cf35447b22dd2c6e6f443446acc1bf986d58

SHA256
5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

SHA512
794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

Download Submit
memory/2172-41-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2172-46-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2172-47-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2296-17-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2296-19-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2296-20-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2296-21-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download