gh0strat | 6836fa86cbb478beeff4bec5ebe44fd709b60d0ad9c363207b2a344c8b5445d1

Analysis

max time kernel
150s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
01-01-2025 07:50

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General

Target

6836fa86cbb478beeff4bec5ebe44fd709b60d0ad9c363207b2a344c8b5445d1.exe
Size

2.4MB
MD5

d5f3da928c026382b3f82a06da820223
SHA1

cb3b4ff440ac05af54483435f1480627d2470c04
SHA256

6836fa86cbb478beeff4bec5ebe44fd709b60d0ad9c363207b2a344c8b5445d1
SHA512

006f8ff05e24d5baf4783e5fbd76b99187c7d1654ae28e5f3593908b72cdcfda6249a0c5e2f3c2d8b14d3677f0c8464de644f7231ea46f09a05aece0c2abc6c3
SSDEEP

24576:NCwsbKgbQ5NANIvGTYwMHXA+wT1kfTw4SIuvB74fgt7ibhRM5QhKehFdMtRj7nHs:NCwsbCANnKXferL7Vwe/Gg0P+WhrRCy

Score

10^/10

gh0strat purplefox discovery persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 5 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral1/memory/2424-21-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2424-20-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2592-38-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2592-40-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2592-43-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 6 IoCs

resource	yara_rule
behavioral1/files/0x0008000000015ed2-6.dat	family_gh0strat
behavioral1/memory/2424-21-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2424-20-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2592-38-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2592-40-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2592-43-0x0000000010000000-0x00000000101B6000-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

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\\259445543.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
2368	R.exe
2424	N.exe
2840	TXPlatfor.exe
2592	TXPlatfor.exe
3056	Remote Data.exe

Loads dropped DLL 7 IoCs

pid	Process
2280	6836fa86cbb478beeff4bec5ebe44fd709b60d0ad9c363207b2a344c8b5445d1.exe
2368	R.exe
2252	svchost.exe
2280	6836fa86cbb478beeff4bec5ebe44fd709b60d0ad9c363207b2a344c8b5445d1.exe
2840	TXPlatfor.exe
2252	svchost.exe
3056	Remote Data.exe

Drops file in System32 directory 6 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\259445543.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

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2424-18-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2424-21-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2424-20-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2592-38-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2592-40-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2592-43-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

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	6836fa86cbb478beeff4bec5ebe44fd709b60d0ad9c363207b2a344c8b5445d1.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
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Remote Data.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
2712	cmd.exe
2920	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2920	PING.EXE

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
2592	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2424	N.exe
Token: SeLoadDriverPrivilege	2592	TXPlatfor.exe
Token: 33	2592	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2592	TXPlatfor.exe
Token: 33	2592	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2592	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2280	6836fa86cbb478beeff4bec5ebe44fd709b60d0ad9c363207b2a344c8b5445d1.exe
2280	6836fa86cbb478beeff4bec5ebe44fd709b60d0ad9c363207b2a344c8b5445d1.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 2280 wrote to memory of 2368	2280	6836fa86cbb478beeff4bec5ebe44fd709b60d0ad9c363207b2a344c8b5445d1.exe	31
PID 2280 wrote to memory of 2368	2280	6836fa86cbb478beeff4bec5ebe44fd709b60d0ad9c363207b2a344c8b5445d1.exe	31
PID 2280 wrote to memory of 2368	2280	6836fa86cbb478beeff4bec5ebe44fd709b60d0ad9c363207b2a344c8b5445d1.exe	31
PID 2280 wrote to memory of 2368	2280	6836fa86cbb478beeff4bec5ebe44fd709b60d0ad9c363207b2a344c8b5445d1.exe	31
PID 2280 wrote to memory of 2424	2280	6836fa86cbb478beeff4bec5ebe44fd709b60d0ad9c363207b2a344c8b5445d1.exe	34
PID 2280 wrote to memory of 2424	2280	6836fa86cbb478beeff4bec5ebe44fd709b60d0ad9c363207b2a344c8b5445d1.exe	34
PID 2280 wrote to memory of 2424	2280	6836fa86cbb478beeff4bec5ebe44fd709b60d0ad9c363207b2a344c8b5445d1.exe	34
PID 2280 wrote to memory of 2424	2280	6836fa86cbb478beeff4bec5ebe44fd709b60d0ad9c363207b2a344c8b5445d1.exe	34
PID 2280 wrote to memory of 2424	2280	6836fa86cbb478beeff4bec5ebe44fd709b60d0ad9c363207b2a344c8b5445d1.exe	34
PID 2280 wrote to memory of 2424	2280	6836fa86cbb478beeff4bec5ebe44fd709b60d0ad9c363207b2a344c8b5445d1.exe	34
PID 2280 wrote to memory of 2424	2280	6836fa86cbb478beeff4bec5ebe44fd709b60d0ad9c363207b2a344c8b5445d1.exe	34
PID 2424 wrote to memory of 2712	2424	N.exe	36
PID 2424 wrote to memory of 2712	2424	N.exe	36
PID 2424 wrote to memory of 2712	2424	N.exe	36
PID 2424 wrote to memory of 2712	2424	N.exe	36
PID 2840 wrote to memory of 2592	2840	TXPlatfor.exe	37
PID 2840 wrote to memory of 2592	2840	TXPlatfor.exe	37
PID 2840 wrote to memory of 2592	2840	TXPlatfor.exe	37
PID 2840 wrote to memory of 2592	2840	TXPlatfor.exe	37
PID 2840 wrote to memory of 2592	2840	TXPlatfor.exe	37
PID 2840 wrote to memory of 2592	2840	TXPlatfor.exe	37
PID 2840 wrote to memory of 2592	2840	TXPlatfor.exe	37
PID 2712 wrote to memory of 2920	2712	cmd.exe	39
PID 2712 wrote to memory of 2920	2712	cmd.exe	39
PID 2712 wrote to memory of 2920	2712	cmd.exe	39
PID 2712 wrote to memory of 2920	2712	cmd.exe	39
PID 2252 wrote to memory of 3056	2252	svchost.exe	40
PID 2252 wrote to memory of 3056	2252	svchost.exe	40
PID 2252 wrote to memory of 3056	2252	svchost.exe	40
PID 2252 wrote to memory of 3056	2252	svchost.exe	40

C:\Users\Admin\AppData\Local\Temp\6836fa86cbb478beeff4bec5ebe44fd709b60d0ad9c363207b2a344c8b5445d1.exe
"C:\Users\Admin\AppData\Local\Temp\6836fa86cbb478beeff4bec5ebe44fd709b60d0ad9c363207b2a344c8b5445d1.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2280
- 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:2368
- 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:2424
- - 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:2712
  - - 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:2920

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
PID:2336

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:2252
- C:\Windows\SysWOW64\Remote Data.exe
  "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\259445543.txt",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:3056

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:2840
- 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:2592

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

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Downloads

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

Filesize
2.4MB

MD5
d5f3da928c026382b3f82a06da820223

SHA1
cb3b4ff440ac05af54483435f1480627d2470c04

SHA256
6836fa86cbb478beeff4bec5ebe44fd709b60d0ad9c363207b2a344c8b5445d1

SHA512
006f8ff05e24d5baf4783e5fbd76b99187c7d1654ae28e5f3593908b72cdcfda6249a0c5e2f3c2d8b14d3677f0c8464de644f7231ea46f09a05aece0c2abc6c3

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\259445543.txt

Filesize
899KB

MD5
2e217878e45ce4384776c9eb9cf0f722

SHA1
f23a7c62620f31ae7f64fedd14bd3ebd5e8985f6

SHA256
584142f947fd584a87a0fab66b914d9eb5c7504506c1fefff47530dcacb40d04

SHA512
a78d5843155379121a0a5f1e4a2cd1d082e86b87f89be0576fc17134632c4c0eef615b4f9379a578c93a34a5a2ed9a238fee3975e90ff2ef3a78677310b7b130

Download Submit
\Windows\SysWOW64\Remote Data.exe

Filesize
43KB

MD5
51138beea3e2c21ec44d0932c71762a8

SHA1
8939cf35447b22dd2c6e6f443446acc1bf986d58

SHA256
5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

SHA512
794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

Download Submit
memory/2424-18-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2424-21-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2424-20-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2592-38-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2592-40-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2592-43-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads