blackmoon | 132c5281583715a33ca997708a58a217887f54cc23021c3c4d896857f86f2107

Modify Registry

Processes:

R.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Remote Data\Parameters\ServiceDll = "C:\\Windows\\system32\\240598875.txt"	R.exe

Sets service image path in registry 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

Modify Registry

Processes:

TXPlatfor.exe

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

Checks computer location settings 2 TTPs 2 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

System Information Discovery

Processes:

HD_132c5281583715a33ca997708a58a217887f54cc23021c3c4d896857f86f2107.exeSynaptics.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\Control Panel\International\Geo\Nation	HD_132c5281583715a33ca997708a58a217887f54cc23021c3c4d896857f86f2107.exe
Key value queried	\REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\Control Panel\International\Geo\Nation	Synaptics.exe

Executes dropped EXE 9 IoCs

Processes:

R.exeN.exeTXPlatfor.exeTXPlatfor.exeHD_132c5281583715a33ca997708a58a217887f54cc23021c3c4d896857f86f2107.exe._cache_HD_132c5281583715a33ca997708a58a217887f54cc23021c3c4d896857f86f2107.exeSynaptics.exe._cache_Synaptics.exeRemote Data.exe

pid	process
2348	R.exe
4112	N.exe
2624	TXPlatfor.exe
3452	TXPlatfor.exe
4588	HD_132c5281583715a33ca997708a58a217887f54cc23021c3c4d896857f86f2107.exe
540	._cache_HD_132c5281583715a33ca997708a58a217887f54cc23021c3c4d896857f86f2107.exe
4820	Synaptics.exe
2720	._cache_Synaptics.exe
3044	Remote Data.exe

Loads dropped DLL 5 IoCs

Processes:

R.exesvchost.exe._cache_HD_132c5281583715a33ca997708a58a217887f54cc23021c3c4d896857f86f2107.exe._cache_Synaptics.exeRemote Data.exe

pid	process
2348	R.exe
2856	svchost.exe
540	._cache_HD_132c5281583715a33ca997708a58a217887f54cc23021c3c4d896857f86f2107.exe
2720	._cache_Synaptics.exe
3044	Remote Data.exe

UPX packed file 10 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/4112-19-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4112-17-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4112-20-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4112-23-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2624-26-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2624-29-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2624-28-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3452-40-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3452-44-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3452-45-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

Modify Registry

Processes:

HD_132c5281583715a33ca997708a58a217887f54cc23021c3c4d896857f86f2107.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Synaptics Pointing Device Driver = "C:\\ProgramData\\Synaptics\\Synaptics.exe"	HD_132c5281583715a33ca997708a58a217887f54cc23021c3c4d896857f86f2107.exe

Drops file in System32 directory 6 IoCs

Processes:

N.exeR.exesvchost.exe

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\TXPlatfor.exe	N.exe
File created	C:\Windows\SysWOW64\240598875.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

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

System Information Discovery
T1082

Checks processor information in registry 2 TTPs 3 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

System Information Discovery

Processes:

EXCEL.EXE

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	EXCEL.EXE

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

System Information Discovery

Processes:

EXCEL.EXE

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	EXCEL.EXE

Modifies registry class 2 IoCs

Processes:

HD_132c5281583715a33ca997708a58a217887f54cc23021c3c4d896857f86f2107.exeSynaptics.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\	HD_132c5281583715a33ca997708a58a217887f54cc23021c3c4d896857f86f2107.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\	Synaptics.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

3024 PING.EXE
Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

4416 EXCEL.EXE

pid	process
3024	PING.EXE

pid	process
4416	EXCEL.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

132c5281583715a33ca997708a58a217887f54cc23021c3c4d896857f86f2107.exe

pid	process
4424	132c5281583715a33ca997708a58a217887f54cc23021c3c4d896857f86f2107.exe
4424	132c5281583715a33ca997708a58a217887f54cc23021c3c4d896857f86f2107.exe

Suspicious behavior: LoadsDriver 1 IoCs

Processes:

TXPlatfor.exe

pid process

3452 TXPlatfor.exe

pid	process
3452	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 7 IoCs

Processes:

N.exeTXPlatfor.exe._cache_HD_132c5281583715a33ca997708a58a217887f54cc23021c3c4d896857f86f2107.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	4112	N.exe
Token: SeLoadDriverPrivilege	3452	TXPlatfor.exe
Token: SeDebugPrivilege	540	._cache_HD_132c5281583715a33ca997708a58a217887f54cc23021c3c4d896857f86f2107.exe
Token: 33	3452	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	3452	TXPlatfor.exe
Token: 33	3452	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	3452	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 11 IoCs

Processes:

132c5281583715a33ca997708a58a217887f54cc23021c3c4d896857f86f2107.exe._cache_HD_132c5281583715a33ca997708a58a217887f54cc23021c3c4d896857f86f2107.exeEXCEL.EXE._cache_Synaptics.exe

pid	process
4424	132c5281583715a33ca997708a58a217887f54cc23021c3c4d896857f86f2107.exe
4424	132c5281583715a33ca997708a58a217887f54cc23021c3c4d896857f86f2107.exe
540	._cache_HD_132c5281583715a33ca997708a58a217887f54cc23021c3c4d896857f86f2107.exe
540	._cache_HD_132c5281583715a33ca997708a58a217887f54cc23021c3c4d896857f86f2107.exe
4416	EXCEL.EXE
4416	EXCEL.EXE
2720	._cache_Synaptics.exe
2720	._cache_Synaptics.exe
4416	EXCEL.EXE
4416	EXCEL.EXE
4416	EXCEL.EXE

Suspicious use of WriteProcessMemory 30 IoCs

Processes:

132c5281583715a33ca997708a58a217887f54cc23021c3c4d896857f86f2107.exeN.exeTXPlatfor.execmd.exeHD_132c5281583715a33ca997708a58a217887f54cc23021c3c4d896857f86f2107.exeSynaptics.exesvchost.exe

description	pid	process	target process
PID 4424 wrote to memory of 2348	4424	132c5281583715a33ca997708a58a217887f54cc23021c3c4d896857f86f2107.exe	R.exe
PID 4424 wrote to memory of 2348	4424	132c5281583715a33ca997708a58a217887f54cc23021c3c4d896857f86f2107.exe	R.exe
PID 4424 wrote to memory of 2348	4424	132c5281583715a33ca997708a58a217887f54cc23021c3c4d896857f86f2107.exe	R.exe
PID 4424 wrote to memory of 4112	4424	132c5281583715a33ca997708a58a217887f54cc23021c3c4d896857f86f2107.exe	N.exe
PID 4424 wrote to memory of 4112	4424	132c5281583715a33ca997708a58a217887f54cc23021c3c4d896857f86f2107.exe	N.exe
PID 4424 wrote to memory of 4112	4424	132c5281583715a33ca997708a58a217887f54cc23021c3c4d896857f86f2107.exe	N.exe
PID 4112 wrote to memory of 2976	4112	N.exe	cmd.exe
PID 4112 wrote to memory of 2976	4112	N.exe	cmd.exe
PID 4112 wrote to memory of 2976	4112	N.exe	cmd.exe
PID 2624 wrote to memory of 3452	2624	TXPlatfor.exe	TXPlatfor.exe
PID 2624 wrote to memory of 3452	2624	TXPlatfor.exe	TXPlatfor.exe
PID 2624 wrote to memory of 3452	2624	TXPlatfor.exe	TXPlatfor.exe
PID 4424 wrote to memory of 4588	4424	132c5281583715a33ca997708a58a217887f54cc23021c3c4d896857f86f2107.exe	HD_132c5281583715a33ca997708a58a217887f54cc23021c3c4d896857f86f2107.exe
PID 4424 wrote to memory of 4588	4424	132c5281583715a33ca997708a58a217887f54cc23021c3c4d896857f86f2107.exe	HD_132c5281583715a33ca997708a58a217887f54cc23021c3c4d896857f86f2107.exe
PID 4424 wrote to memory of 4588	4424	132c5281583715a33ca997708a58a217887f54cc23021c3c4d896857f86f2107.exe	HD_132c5281583715a33ca997708a58a217887f54cc23021c3c4d896857f86f2107.exe
PID 2976 wrote to memory of 3024	2976	cmd.exe	PING.EXE
PID 2976 wrote to memory of 3024	2976	cmd.exe	PING.EXE
PID 2976 wrote to memory of 3024	2976	cmd.exe	PING.EXE
PID 4588 wrote to memory of 540	4588	HD_132c5281583715a33ca997708a58a217887f54cc23021c3c4d896857f86f2107.exe	._cache_HD_132c5281583715a33ca997708a58a217887f54cc23021c3c4d896857f86f2107.exe
PID 4588 wrote to memory of 540	4588	HD_132c5281583715a33ca997708a58a217887f54cc23021c3c4d896857f86f2107.exe	._cache_HD_132c5281583715a33ca997708a58a217887f54cc23021c3c4d896857f86f2107.exe
PID 4588 wrote to memory of 540	4588	HD_132c5281583715a33ca997708a58a217887f54cc23021c3c4d896857f86f2107.exe	._cache_HD_132c5281583715a33ca997708a58a217887f54cc23021c3c4d896857f86f2107.exe
PID 4588 wrote to memory of 4820	4588	HD_132c5281583715a33ca997708a58a217887f54cc23021c3c4d896857f86f2107.exe	Synaptics.exe
PID 4588 wrote to memory of 4820	4588	HD_132c5281583715a33ca997708a58a217887f54cc23021c3c4d896857f86f2107.exe	Synaptics.exe
PID 4588 wrote to memory of 4820	4588	HD_132c5281583715a33ca997708a58a217887f54cc23021c3c4d896857f86f2107.exe	Synaptics.exe
PID 4820 wrote to memory of 2720	4820	Synaptics.exe	._cache_Synaptics.exe
PID 4820 wrote to memory of 2720	4820	Synaptics.exe	._cache_Synaptics.exe
PID 4820 wrote to memory of 2720	4820	Synaptics.exe	._cache_Synaptics.exe
PID 2856 wrote to memory of 3044	2856	svchost.exe	Remote Data.exe
PID 2856 wrote to memory of 3044	2856	svchost.exe	Remote Data.exe
PID 2856 wrote to memory of 3044	2856	svchost.exe	Remote Data.exe

C:\Users\Admin\AppData\Local\Temp\132c5281583715a33ca997708a58a217887f54cc23021c3c4d896857f86f2107.exe
"C:\Users\Admin\AppData\Local\Temp\132c5281583715a33ca997708a58a217887f54cc23021c3c4d896857f86f2107.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4424

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:2348

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:4112

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:2976

C:\Windows\SysWOW64\PING.EXE
ping -n 2 127.0.0.1
4⤵
- Runs ping.exe
PID:3024

C:\Users\Admin\AppData\Local\Temp\HD_132c5281583715a33ca997708a58a217887f54cc23021c3c4d896857f86f2107.exe
C:\Users\Admin\AppData\Local\Temp\HD_132c5281583715a33ca997708a58a217887f54cc23021c3c4d896857f86f2107.exe
2⤵
- Checks computer location settings
- Executes dropped EXE
- Adds Run key to start application
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:4588

C:\Users\Admin\AppData\Local\Temp\._cache_HD_132c5281583715a33ca997708a58a217887f54cc23021c3c4d896857f86f2107.exe
"C:\Users\Admin\AppData\Local\Temp\._cache_HD_132c5281583715a33ca997708a58a217887f54cc23021c3c4d896857f86f2107.exe"
3⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:540

C:\ProgramData\Synaptics\Synaptics.exe
"C:\ProgramData\Synaptics\Synaptics.exe" InjUpdate
3⤵
- Checks computer location settings
- Executes dropped EXE
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:4820

C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe
"C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe" InjUpdate
4⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetWindowsHookEx
PID:2720

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
PID:4892

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:2856

C:\Windows\SysWOW64\Remote Data.exe
"C:\Windows\system32\Remote Data.exe" "c:\windows\system32\240598875.txt",MainThread
2⤵
- Executes dropped EXE
- Loads dropped DLL
PID:3044

C:\Windows\SysWOW64\TXPlatfor.exe
C:\Windows\SysWOW64\TXPlatfor.exe -auto
1⤵
- Executes dropped EXE
- 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:3452

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" /automation -Embedding
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:4416

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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

Credential Access

Discovery

Query Registry

Remote System Discovery

T1018

System Information Discovery