d3bc247d2da65f98490b7ce030a73d3ffbbc928b829759eff0be51ea8f96b0ba

General

Target

d3bc247d2da65f98490b7ce030a73d3ffbbc928b829759eff0be51ea8f96b0ba.exe
Size

216KB
MD5

66403f9cbaa86bcf3ed3d9542efcd20c
SHA1

56efb7e03fc2d85940ae5d0d76c39d53e0f73ab2
SHA256

d3bc247d2da65f98490b7ce030a73d3ffbbc928b829759eff0be51ea8f96b0ba
SHA512

882d2f790aee8c7eaaaf4839d7b71bb924e4beb9d01c68134b76aab39f394446365b7100682700d70e46fdc188a3df3e64fbff2bb4852780ba8437bc71ae3451
SSDEEP

3072:xbZmtWciPCCENhg7jkfIGc7Ikeap0hhIJxzZ5URAeV4jsgyE+MBJkQ6:xbZm2OTKwQG6XbygxzARFqXkuY

Score

8^/10

persistence

Malware Config

Signatures

Sets file execution options in registry 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

d3bc247d2da65f98490b7ce030a73d3ffbbc928b829759eff0be51ea8f96b0ba.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\pigaqyjrq.exe	d3bc247d2da65f98490b7ce030a73d3ffbbc928b829759eff0be51ea8f96b0ba.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\pigaqyjrq.exe\DisableExceptionChainValidation	d3bc247d2da65f98490b7ce030a73d3ffbbc928b829759eff0be51ea8f96b0ba.exe

Checks computer location settings 2 TTPs 1 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

Processes:

d3bc247d2da65f98490b7ce030a73d3ffbbc928b829759eff0be51ea8f96b0ba.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation	d3bc247d2da65f98490b7ce030a73d3ffbbc928b829759eff0be51ea8f96b0ba.exe

Checks for any installed AV software in registry 1 TTPs 2 IoCs

Security Software Discovery

T1063

Processes:

d3bc247d2da65f98490b7ce030a73d3ffbbc928b829759eff0be51ea8f96b0ba.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Avira	d3bc247d2da65f98490b7ce030a73d3ffbbc928b829759eff0be51ea8f96b0ba.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\avast! Antivirus	d3bc247d2da65f98490b7ce030a73d3ffbbc928b829759eff0be51ea8f96b0ba.exe

Drops desktop.ini file(s) 1 IoCs

Processes:

d3bc247d2da65f98490b7ce030a73d3ffbbc928b829759eff0be51ea8f96b0ba.exe

description	ioc	process
File created	C:\ProgramData\RealTEK Audio Drivers\desktop.ini	d3bc247d2da65f98490b7ce030a73d3ffbbc928b829759eff0be51ea8f96b0ba.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

d3bc247d2da65f98490b7ce030a73d3ffbbc928b829759eff0be51ea8f96b0ba.exe

description	pid	process	target process
PID 4032 set thread context of 1400	4032	d3bc247d2da65f98490b7ce030a73d3ffbbc928b829759eff0be51ea8f96b0ba.exe	d3bc247d2da65f98490b7ce030a73d3ffbbc928b829759eff0be51ea8f96b0ba.exe

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

System Information Discovery
T1082

Checks processor information in registry 2 TTPs 4 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

Processes:

d3bc247d2da65f98490b7ce030a73d3ffbbc928b829759eff0be51ea8f96b0ba.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	d3bc247d2da65f98490b7ce030a73d3ffbbc928b829759eff0be51ea8f96b0ba.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1	d3bc247d2da65f98490b7ce030a73d3ffbbc928b829759eff0be51ea8f96b0ba.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\2	d3bc247d2da65f98490b7ce030a73d3ffbbc928b829759eff0be51ea8f96b0ba.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	d3bc247d2da65f98490b7ce030a73d3ffbbc928b829759eff0be51ea8f96b0ba.exe

Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exe

pid process

5088 schtasks.exe

pid	process
5088	schtasks.exe

Modifies registry class 6 IoCs

Processes:

d3bc247d2da65f98490b7ce030a73d3ffbbc928b829759eff0be51ea8f96b0ba.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\CLSID\{210E3F3A-4F09-1C4B-AF72-0148FF0F8D7B}\25EE0562\CG1	d3bc247d2da65f98490b7ce030a73d3ffbbc928b829759eff0be51ea8f96b0ba.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\CLSID	d3bc247d2da65f98490b7ce030a73d3ffbbc928b829759eff0be51ea8f96b0ba.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\CLSID\{210E3F3A-4F09-1C4B-AF72-0148FF0F8D7B}	d3bc247d2da65f98490b7ce030a73d3ffbbc928b829759eff0be51ea8f96b0ba.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\CLSID\{210E3F3A-4F09-1C4B-AF72-0148FF0F8D7B}\25EE0562	d3bc247d2da65f98490b7ce030a73d3ffbbc928b829759eff0be51ea8f96b0ba.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\CLSID\{210E3F3A-4F09-1C4B-AF72-0148FF0F8D7B}\25EE0562\CG1\HAL = 05ee0000	d3bc247d2da65f98490b7ce030a73d3ffbbc928b829759eff0be51ea8f96b0ba.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\CLSID\{210E3F3A-4F09-1C4B-AF72-0148FF0F8D7B}\25EE0562\CG1\BID = 2000080017000b00e607000014000000170011000b0005000000000029547e63	d3bc247d2da65f98490b7ce030a73d3ffbbc928b829759eff0be51ea8f96b0ba.exe

Suspicious behavior: MapViewOfSection 2 IoCs

Processes:

d3bc247d2da65f98490b7ce030a73d3ffbbc928b829759eff0be51ea8f96b0ba.exe

pid	process
1400	d3bc247d2da65f98490b7ce030a73d3ffbbc928b829759eff0be51ea8f96b0ba.exe
1400	d3bc247d2da65f98490b7ce030a73d3ffbbc928b829759eff0be51ea8f96b0ba.exe

Suspicious behavior: RenamesItself 1 IoCs

Processes:

d3bc247d2da65f98490b7ce030a73d3ffbbc928b829759eff0be51ea8f96b0ba.exe

pid process

1400 d3bc247d2da65f98490b7ce030a73d3ffbbc928b829759eff0be51ea8f96b0ba.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

d3bc247d2da65f98490b7ce030a73d3ffbbc928b829759eff0be51ea8f96b0ba.exe

description	pid	process
Token: SeRestorePrivilege	1400	d3bc247d2da65f98490b7ce030a73d3ffbbc928b829759eff0be51ea8f96b0ba.exe
Token: SeBackupPrivilege	1400	d3bc247d2da65f98490b7ce030a73d3ffbbc928b829759eff0be51ea8f96b0ba.exe
Token: SeDebugPrivilege	1400	d3bc247d2da65f98490b7ce030a73d3ffbbc928b829759eff0be51ea8f96b0ba.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

d3bc247d2da65f98490b7ce030a73d3ffbbc928b829759eff0be51ea8f96b0ba.exe

pid process

4032 d3bc247d2da65f98490b7ce030a73d3ffbbc928b829759eff0be51ea8f96b0ba.exe

pid	process
4032	d3bc247d2da65f98490b7ce030a73d3ffbbc928b829759eff0be51ea8f96b0ba.exe

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

d3bc247d2da65f98490b7ce030a73d3ffbbc928b829759eff0be51ea8f96b0ba.exed3bc247d2da65f98490b7ce030a73d3ffbbc928b829759eff0be51ea8f96b0ba.exe

C:\Users\Admin\AppData\Local\Temp\d3bc247d2da65f98490b7ce030a73d3ffbbc928b829759eff0be51ea8f96b0ba.exe
"C:\Users\Admin\AppData\Local\Temp\d3bc247d2da65f98490b7ce030a73d3ffbbc928b829759eff0be51ea8f96b0ba.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4032

C:\Users\Admin\AppData\Local\Temp\d3bc247d2da65f98490b7ce030a73d3ffbbc928b829759eff0be51ea8f96b0ba.exe
"C:\Users\Admin\AppData\Local\Temp\d3bc247d2da65f98490b7ce030a73d3ffbbc928b829759eff0be51ea8f96b0ba.exe"
2⤵
- Sets file execution options in registry
- Checks computer location settings
- Checks for any installed AV software in registry
- Drops desktop.ini file(s)
- Checks processor information in registry
- Modifies registry class
- Suspicious behavior: MapViewOfSection
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1400

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /CREATE /SC ONLOGON /TN "Windows Update Check - 0x25EE0562" /TR "C:\ProgramData\RealTEK Audio Drivers\pigaqyjrq.exe" /RL HIGHEST
3⤵
- Creates scheduled task(s)
PID:5088

C:\Windows\SysWOW64\WerFault.exe
"C:\Windows\SysWOW64\WerFault.exe"
3⤵
PID:3608

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Registry Run Keys / Startup Folder

Scheduled Task

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

2

T1012

Security Software Discovery

1

T1063

System Information Discovery

3

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1400-142-0x0000000000790000-0x000000000079B000-memory.dmp

Filesize
44KB

Download
memory/1400-135-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1400-137-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1400-139-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1400-140-0x00000000005C0000-0x000000000060B000-memory.dmp

Filesize
300KB

Download
memory/1400-141-0x00000000005C0000-0x000000000060B000-memory.dmp

Filesize
300KB

Download
memory/1400-134-0x0000000000000000-mapping.dmp

Download
memory/1400-145-0x00000000005C0000-0x000000000060B000-memory.dmp

Filesize
300KB

Download
memory/3608-144-0x0000000000000000-mapping.dmp

Download
memory/3608-146-0x00000000006F0000-0x000000000076B000-memory.dmp

Filesize
492KB

Download
memory/3608-147-0x0000000000E00000-0x0000000000E84000-memory.dmp

Filesize
528KB

Download
memory/3608-148-0x0000000000E00000-0x0000000000E84000-memory.dmp

Filesize
528KB

Download
memory/5088-143-0x0000000000000000-mapping.dmp

Download

description	pid	process	target process
PID 4032 wrote to memory of 1400	4032	d3bc247d2da65f98490b7ce030a73d3ffbbc928b829759eff0be51ea8f96b0ba.exe	d3bc247d2da65f98490b7ce030a73d3ffbbc928b829759eff0be51ea8f96b0ba.exe
PID 4032 wrote to memory of 1400	4032	d3bc247d2da65f98490b7ce030a73d3ffbbc928b829759eff0be51ea8f96b0ba.exe	d3bc247d2da65f98490b7ce030a73d3ffbbc928b829759eff0be51ea8f96b0ba.exe
PID 4032 wrote to memory of 1400	4032	d3bc247d2da65f98490b7ce030a73d3ffbbc928b829759eff0be51ea8f96b0ba.exe	d3bc247d2da65f98490b7ce030a73d3ffbbc928b829759eff0be51ea8f96b0ba.exe
PID 4032 wrote to memory of 1400	4032	d3bc247d2da65f98490b7ce030a73d3ffbbc928b829759eff0be51ea8f96b0ba.exe	d3bc247d2da65f98490b7ce030a73d3ffbbc928b829759eff0be51ea8f96b0ba.exe
PID 4032 wrote to memory of 1400	4032	d3bc247d2da65f98490b7ce030a73d3ffbbc928b829759eff0be51ea8f96b0ba.exe	d3bc247d2da65f98490b7ce030a73d3ffbbc928b829759eff0be51ea8f96b0ba.exe
PID 4032 wrote to memory of 1400	4032	d3bc247d2da65f98490b7ce030a73d3ffbbc928b829759eff0be51ea8f96b0ba.exe	d3bc247d2da65f98490b7ce030a73d3ffbbc928b829759eff0be51ea8f96b0ba.exe
PID 4032 wrote to memory of 1400	4032	d3bc247d2da65f98490b7ce030a73d3ffbbc928b829759eff0be51ea8f96b0ba.exe	d3bc247d2da65f98490b7ce030a73d3ffbbc928b829759eff0be51ea8f96b0ba.exe
PID 4032 wrote to memory of 1400	4032	d3bc247d2da65f98490b7ce030a73d3ffbbc928b829759eff0be51ea8f96b0ba.exe	d3bc247d2da65f98490b7ce030a73d3ffbbc928b829759eff0be51ea8f96b0ba.exe
PID 4032 wrote to memory of 1400	4032	d3bc247d2da65f98490b7ce030a73d3ffbbc928b829759eff0be51ea8f96b0ba.exe	d3bc247d2da65f98490b7ce030a73d3ffbbc928b829759eff0be51ea8f96b0ba.exe
PID 1400 wrote to memory of 5088	1400	d3bc247d2da65f98490b7ce030a73d3ffbbc928b829759eff0be51ea8f96b0ba.exe	schtasks.exe
PID 1400 wrote to memory of 5088	1400	d3bc247d2da65f98490b7ce030a73d3ffbbc928b829759eff0be51ea8f96b0ba.exe	schtasks.exe
PID 1400 wrote to memory of 5088	1400	d3bc247d2da65f98490b7ce030a73d3ffbbc928b829759eff0be51ea8f96b0ba.exe	schtasks.exe
PID 1400 wrote to memory of 3608	1400	d3bc247d2da65f98490b7ce030a73d3ffbbc928b829759eff0be51ea8f96b0ba.exe	WerFault.exe
PID 1400 wrote to memory of 3608	1400	d3bc247d2da65f98490b7ce030a73d3ffbbc928b829759eff0be51ea8f96b0ba.exe	WerFault.exe
PID 1400 wrote to memory of 3608	1400	d3bc247d2da65f98490b7ce030a73d3ffbbc928b829759eff0be51ea8f96b0ba.exe	WerFault.exe

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads