gh0strat | bfdb203e9a3f26320237a72030dcae58e0a2760ffae9b801e161762ecf7efdbc

Modify Registry

Processes:

svchos.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Ö÷¶¯·ÀÓù·þÎñÄ£¿é\Parameters\ServiceDll = "C:\\Windows\\system32\\259394375.txt"	svchos.exe

Sets service image path in registry 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

Modify Registry

Processes:

TXPlatforn.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\QAssist\ImagePath = "system32\\DRIVERS\\QAssist.sys"	TXPlatforn.exe

Executes dropped EXE 6 IoCs

Processes:

svchost.exeTXPlatforn.exesvchos.exeTXPlatforn.exeHD_bfdb203e9a3f26320237a72030dcae58e0a2760ffae9b801e161762ecf7efdbc.exeÖ÷¶¯·ÀÓù·þÎñÄ£¿é.exe

pid	process
3024	svchost.exe
2848	TXPlatforn.exe
2668	svchos.exe
2740	TXPlatforn.exe
2572	HD_bfdb203e9a3f26320237a72030dcae58e0a2760ffae9b801e161762ecf7efdbc.exe
1652	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe

Loads dropped DLL 8 IoCs

Processes:

bfdb203e9a3f26320237a72030dcae58e0a2760ffae9b801e161762ecf7efdbc.exeTXPlatforn.exesvchos.exesvchost.exeÖ÷¶¯·ÀÓù·þÎñÄ£¿é.exe

pid	process
2456	bfdb203e9a3f26320237a72030dcae58e0a2760ffae9b801e161762ecf7efdbc.exe
2456	bfdb203e9a3f26320237a72030dcae58e0a2760ffae9b801e161762ecf7efdbc.exe
2848	TXPlatforn.exe
2668	svchos.exe
2568	svchost.exe
2456	bfdb203e9a3f26320237a72030dcae58e0a2760ffae9b801e161762ecf7efdbc.exe
2568	svchost.exe
1652	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe

UPX packed file 15 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/3024-5-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/3024-9-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/3024-7-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/3024-8-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2848-23-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2848-27-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2740-31-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2740-30-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2740-28-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2740-32-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2740-35-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2740-40-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
\Users\Admin\AppData\Local\Temp\HD_bfdb203e9a3f26320237a72030dcae58e0a2760ffae9b801e161762ecf7efdbc.exe	upx
behavioral1/memory/2572-53-0x0000000000400000-0x000000000141E000-memory.dmp	upx
behavioral1/memory/2572-97-0x0000000000400000-0x000000000141E000-memory.dmp	upx

Drops file in System32 directory 6 IoCs

Processes:

svchos.exesvchost.exesvchost.exe

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\ini.ini	svchos.exe
File created	C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe	svchost.exe
File opened for modification	C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe	svchost.exe
File created	C:\Windows\SysWOW64\TXPlatforn.exe	svchost.exe
File opened for modification	C:\Windows\SysWOW64\TXPlatforn.exe	svchost.exe
File created	C:\Windows\SysWOW64\259394375.txt	svchos.exe

Drops file in Program Files directory 4 IoCs

Processes:

bfdb203e9a3f26320237a72030dcae58e0a2760ffae9b801e161762ecf7efdbc.exe

description	ioc	process
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	bfdb203e9a3f26320237a72030dcae58e0a2760ffae9b801e161762ecf7efdbc.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe	bfdb203e9a3f26320237a72030dcae58e0a2760ffae9b801e161762ecf7efdbc.exe
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	bfdb203e9a3f26320237a72030dcae58e0a2760ffae9b801e161762ecf7efdbc.exe
File created	C:\Program Files (x86)\Google\Chrome\Application\chrome.exe	bfdb203e9a3f26320237a72030dcae58e0a2760ffae9b801e161762ecf7efdbc.exe

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

System Information Discovery
T1082

Modifies system certificate store 2 TTPs 2 IoCs

evasion spyware trojan

Install Root Certificate

T1553.004

Modify Registry

Processes:

HD_bfdb203e9a3f26320237a72030dcae58e0a2760ffae9b801e161762ecf7efdbc.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\A8985D3A65E5E5C4B2D7D66D40C6DD2FB19C5436	HD_bfdb203e9a3f26320237a72030dcae58e0a2760ffae9b801e161762ecf7efdbc.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\A8985D3A65E5E5C4B2D7D66D40C6DD2FB19C5436\Blob = 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	HD_bfdb203e9a3f26320237a72030dcae58e0a2760ffae9b801e161762ecf7efdbc.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

2920 PING.EXE
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

bfdb203e9a3f26320237a72030dcae58e0a2760ffae9b801e161762ecf7efdbc.exe

pid process

2456 bfdb203e9a3f26320237a72030dcae58e0a2760ffae9b801e161762ecf7efdbc.exe
Suspicious behavior: LoadsDriver 1 IoCs

Processes:

TXPlatforn.exe

pid process

2740 TXPlatforn.exe

pid	process
2920	PING.EXE

pid	process
2740	TXPlatforn.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

svchost.exeTXPlatforn.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	3024	svchost.exe
Token: SeLoadDriverPrivilege	2740	TXPlatforn.exe
Token: 33	2740	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	2740	TXPlatforn.exe
Token: 33	2740	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	2740	TXPlatforn.exe

Suspicious use of SetWindowsHookEx 4 IoCs

Processes:

bfdb203e9a3f26320237a72030dcae58e0a2760ffae9b801e161762ecf7efdbc.exeHD_bfdb203e9a3f26320237a72030dcae58e0a2760ffae9b801e161762ecf7efdbc.exe

pid	process
2456	bfdb203e9a3f26320237a72030dcae58e0a2760ffae9b801e161762ecf7efdbc.exe
2456	bfdb203e9a3f26320237a72030dcae58e0a2760ffae9b801e161762ecf7efdbc.exe
2572	HD_bfdb203e9a3f26320237a72030dcae58e0a2760ffae9b801e161762ecf7efdbc.exe
2572	HD_bfdb203e9a3f26320237a72030dcae58e0a2760ffae9b801e161762ecf7efdbc.exe

Suspicious use of WriteProcessMemory 34 IoCs

Processes:

bfdb203e9a3f26320237a72030dcae58e0a2760ffae9b801e161762ecf7efdbc.exesvchost.exeTXPlatforn.execmd.exesvchost.exe

description	pid	process	target process
PID 2456 wrote to memory of 3024	2456	bfdb203e9a3f26320237a72030dcae58e0a2760ffae9b801e161762ecf7efdbc.exe	svchost.exe
PID 2456 wrote to memory of 3024	2456	bfdb203e9a3f26320237a72030dcae58e0a2760ffae9b801e161762ecf7efdbc.exe	svchost.exe
PID 2456 wrote to memory of 3024	2456	bfdb203e9a3f26320237a72030dcae58e0a2760ffae9b801e161762ecf7efdbc.exe	svchost.exe
PID 2456 wrote to memory of 3024	2456	bfdb203e9a3f26320237a72030dcae58e0a2760ffae9b801e161762ecf7efdbc.exe	svchost.exe
PID 2456 wrote to memory of 3024	2456	bfdb203e9a3f26320237a72030dcae58e0a2760ffae9b801e161762ecf7efdbc.exe	svchost.exe
PID 2456 wrote to memory of 3024	2456	bfdb203e9a3f26320237a72030dcae58e0a2760ffae9b801e161762ecf7efdbc.exe	svchost.exe
PID 2456 wrote to memory of 3024	2456	bfdb203e9a3f26320237a72030dcae58e0a2760ffae9b801e161762ecf7efdbc.exe	svchost.exe
PID 3024 wrote to memory of 2636	3024	svchost.exe	cmd.exe
PID 3024 wrote to memory of 2636	3024	svchost.exe	cmd.exe
PID 3024 wrote to memory of 2636	3024	svchost.exe	cmd.exe
PID 3024 wrote to memory of 2636	3024	svchost.exe	cmd.exe
PID 2456 wrote to memory of 2668	2456	bfdb203e9a3f26320237a72030dcae58e0a2760ffae9b801e161762ecf7efdbc.exe	svchos.exe
PID 2456 wrote to memory of 2668	2456	bfdb203e9a3f26320237a72030dcae58e0a2760ffae9b801e161762ecf7efdbc.exe	svchos.exe
PID 2456 wrote to memory of 2668	2456	bfdb203e9a3f26320237a72030dcae58e0a2760ffae9b801e161762ecf7efdbc.exe	svchos.exe
PID 2456 wrote to memory of 2668	2456	bfdb203e9a3f26320237a72030dcae58e0a2760ffae9b801e161762ecf7efdbc.exe	svchos.exe
PID 2848 wrote to memory of 2740	2848	TXPlatforn.exe	TXPlatforn.exe
PID 2848 wrote to memory of 2740	2848	TXPlatforn.exe	TXPlatforn.exe
PID 2848 wrote to memory of 2740	2848	TXPlatforn.exe	TXPlatforn.exe
PID 2848 wrote to memory of 2740	2848	TXPlatforn.exe	TXPlatforn.exe
PID 2848 wrote to memory of 2740	2848	TXPlatforn.exe	TXPlatforn.exe
PID 2848 wrote to memory of 2740	2848	TXPlatforn.exe	TXPlatforn.exe
PID 2848 wrote to memory of 2740	2848	TXPlatforn.exe	TXPlatforn.exe
PID 2636 wrote to memory of 2920	2636	cmd.exe	PING.EXE
PID 2636 wrote to memory of 2920	2636	cmd.exe	PING.EXE
PID 2636 wrote to memory of 2920	2636	cmd.exe	PING.EXE
PID 2636 wrote to memory of 2920	2636	cmd.exe	PING.EXE
PID 2456 wrote to memory of 2572	2456	bfdb203e9a3f26320237a72030dcae58e0a2760ffae9b801e161762ecf7efdbc.exe	HD_bfdb203e9a3f26320237a72030dcae58e0a2760ffae9b801e161762ecf7efdbc.exe
PID 2456 wrote to memory of 2572	2456	bfdb203e9a3f26320237a72030dcae58e0a2760ffae9b801e161762ecf7efdbc.exe	HD_bfdb203e9a3f26320237a72030dcae58e0a2760ffae9b801e161762ecf7efdbc.exe
PID 2456 wrote to memory of 2572	2456	bfdb203e9a3f26320237a72030dcae58e0a2760ffae9b801e161762ecf7efdbc.exe	HD_bfdb203e9a3f26320237a72030dcae58e0a2760ffae9b801e161762ecf7efdbc.exe
PID 2456 wrote to memory of 2572	2456	bfdb203e9a3f26320237a72030dcae58e0a2760ffae9b801e161762ecf7efdbc.exe	HD_bfdb203e9a3f26320237a72030dcae58e0a2760ffae9b801e161762ecf7efdbc.exe
PID 2568 wrote to memory of 1652	2568	svchost.exe	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
PID 2568 wrote to memory of 1652	2568	svchost.exe	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
PID 2568 wrote to memory of 1652	2568	svchost.exe	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
PID 2568 wrote to memory of 1652	2568	svchost.exe	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe

C:\Users\Admin\AppData\Local\Temp\bfdb203e9a3f26320237a72030dcae58e0a2760ffae9b801e161762ecf7efdbc.exe
"C:\Users\Admin\AppData\Local\Temp\bfdb203e9a3f26320237a72030dcae58e0a2760ffae9b801e161762ecf7efdbc.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2456

C:\Users\Admin\AppData\Local\Temp\svchost.exe
C:\Users\Admin\AppData\Local\Temp\\svchost.exe
2⤵
- Executes dropped EXE
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3024

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\svchost.exe > nul
3⤵
- Suspicious use of WriteProcessMemory
PID:2636

C:\Windows\SysWOW64\PING.EXE
ping -n 2 127.0.0.1
4⤵
- Runs ping.exe
PID:2920

C:\Users\Admin\AppData\Local\Temp\svchos.exe
C:\Users\Admin\AppData\Local\Temp\\svchos.exe
2⤵
- Sets DLL path for service in the registry
- Executes dropped EXE
- Loads dropped DLL
- Drops file in System32 directory
PID:2668

C:\Users\Admin\AppData\Local\Temp\HD_bfdb203e9a3f26320237a72030dcae58e0a2760ffae9b801e161762ecf7efdbc.exe
C:\Users\Admin\AppData\Local\Temp\HD_bfdb203e9a3f26320237a72030dcae58e0a2760ffae9b801e161762ecf7efdbc.exe
2⤵
- Executes dropped EXE
- Modifies system certificate store
- Suspicious use of SetWindowsHookEx
PID:2572

C:\Windows\SysWOW64\TXPlatforn.exe
C:\Windows\SysWOW64\TXPlatforn.exe -auto
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2848

C:\Windows\SysWOW64\TXPlatforn.exe
C:\Windows\SysWOW64\TXPlatforn.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:2740

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"
1⤵
PID:2664

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:2568

C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
C:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\259394375.txt",MainThread
2⤵
- Executes dropped EXE
- Loads dropped DLL
PID:1652

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

Defense Evasion

Modify Registry

3

Subvert Trust Controls

T1553

Install Root Certificate

T1553.004

Credential Access

Discovery

System Information Discovery

T1082

Remote System Discovery