8f179bd65c740d4f9832a90372e7d731e28ba4e3c8559187a05ec32c2559f9b7

General

Target

8f179bd65c740d4f9832a90372e7d731e28ba4e3c8559187a05ec32c2559f9b7.exe
Size

361KB
MD5

68294a8c41f6d87bab65899673f2012a
SHA1

6088baaba218e9fa1a8246913ac3b7b5b18a456f
SHA256

8f179bd65c740d4f9832a90372e7d731e28ba4e3c8559187a05ec32c2559f9b7
SHA512

5b4fe5d051b546c84c28affe24982cb0f97b0b5aa5eb6393e8c273a2eef5c44954a887b81a1c76785fc073d0b7ad4bb79535004a345aa33ad6be69e630a55762
SSDEEP

6144:aOtsZ0z0qiELrxCzc5dxlMsiC7sI31riG5DkzQWxuJXttry:aOO0zDVxngtSFikkz7xALy

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:

8f179bd65c740d4f9832a90372e7d731e28ba4e3c8559187a05ec32c2559f9b7.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\rsajozkho.exe	8f179bd65c740d4f9832a90372e7d731e28ba4e3c8559187a05ec32c2559f9b7.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\rsajozkho.exe\DisableExceptionChainValidation	8f179bd65c740d4f9832a90372e7d731e28ba4e3c8559187a05ec32c2559f9b7.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:

8f179bd65c740d4f9832a90372e7d731e28ba4e3c8559187a05ec32c2559f9b7.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\Control Panel\International\Geo\Nation	8f179bd65c740d4f9832a90372e7d731e28ba4e3c8559187a05ec32c2559f9b7.exe

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

Security Software Discovery

T1063

Processes:

8f179bd65c740d4f9832a90372e7d731e28ba4e3c8559187a05ec32c2559f9b7.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Avira	8f179bd65c740d4f9832a90372e7d731e28ba4e3c8559187a05ec32c2559f9b7.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\avast! Antivirus	8f179bd65c740d4f9832a90372e7d731e28ba4e3c8559187a05ec32c2559f9b7.exe

Drops desktop.ini file(s) 1 IoCs

Processes:

8f179bd65c740d4f9832a90372e7d731e28ba4e3c8559187a05ec32c2559f9b7.exe

description ioc process

File created C:\ProgramData\CreativeAudio\desktop.ini 8f179bd65c740d4f9832a90372e7d731e28ba4e3c8559187a05ec32c2559f9b7.exe

description	ioc	process
File created	C:\ProgramData\CreativeAudio\desktop.ini	8f179bd65c740d4f9832a90372e7d731e28ba4e3c8559187a05ec32c2559f9b7.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

8f179bd65c740d4f9832a90372e7d731e28ba4e3c8559187a05ec32c2559f9b7.exe

description	pid	process	target process
PID 3440 set thread context of 544	3440	8f179bd65c740d4f9832a90372e7d731e28ba4e3c8559187a05ec32c2559f9b7.exe	8f179bd65c740d4f9832a90372e7d731e28ba4e3c8559187a05ec32c2559f9b7.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:

8f179bd65c740d4f9832a90372e7d731e28ba4e3c8559187a05ec32c2559f9b7.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	8f179bd65c740d4f9832a90372e7d731e28ba4e3c8559187a05ec32c2559f9b7.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1	8f179bd65c740d4f9832a90372e7d731e28ba4e3c8559187a05ec32c2559f9b7.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\2	8f179bd65c740d4f9832a90372e7d731e28ba4e3c8559187a05ec32c2559f9b7.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	8f179bd65c740d4f9832a90372e7d731e28ba4e3c8559187a05ec32c2559f9b7.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

1012 schtasks.exe

pid	process
1012	schtasks.exe

Modifies registry class 6 IoCs

Processes:

8f179bd65c740d4f9832a90372e7d731e28ba4e3c8559187a05ec32c2559f9b7.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000_Classes\CLSID\{19FF6DDF-C6FF-C24B-90E3-2B36FE62B5C1}	8f179bd65c740d4f9832a90372e7d731e28ba4e3c8559187a05ec32c2559f9b7.exe
Key created	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000_Classes\CLSID\{19FF6DDF-C6FF-C24B-90E3-2B36FE62B5C1}\0E7302EC	8f179bd65c740d4f9832a90372e7d731e28ba4e3c8559187a05ec32c2559f9b7.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000_Classes\CLSID\{19FF6DDF-C6FF-C24B-90E3-2B36FE62B5C1}\0E7302EC\CG1\HAL = 05ee0000	8f179bd65c740d4f9832a90372e7d731e28ba4e3c8559187a05ec32c2559f9b7.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000_Classes\CLSID\{19FF6DDF-C6FF-C24B-90E3-2B36FE62B5C1}\0E7302EC\CG1\BID = 2000080017000b00e60700001400000017000f002a000400000000004c3f7e63	8f179bd65c740d4f9832a90372e7d731e28ba4e3c8559187a05ec32c2559f9b7.exe
Key created	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000_Classes\CLSID\{19FF6DDF-C6FF-C24B-90E3-2B36FE62B5C1}\0E7302EC\CG1	8f179bd65c740d4f9832a90372e7d731e28ba4e3c8559187a05ec32c2559f9b7.exe
Key created	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000_Classes\CLSID	8f179bd65c740d4f9832a90372e7d731e28ba4e3c8559187a05ec32c2559f9b7.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

8f179bd65c740d4f9832a90372e7d731e28ba4e3c8559187a05ec32c2559f9b7.exe

pid	process
3440	8f179bd65c740d4f9832a90372e7d731e28ba4e3c8559187a05ec32c2559f9b7.exe
3440	8f179bd65c740d4f9832a90372e7d731e28ba4e3c8559187a05ec32c2559f9b7.exe
3440	8f179bd65c740d4f9832a90372e7d731e28ba4e3c8559187a05ec32c2559f9b7.exe
3440	8f179bd65c740d4f9832a90372e7d731e28ba4e3c8559187a05ec32c2559f9b7.exe

Suspicious behavior: MapViewOfSection 2 IoCs

Processes:

8f179bd65c740d4f9832a90372e7d731e28ba4e3c8559187a05ec32c2559f9b7.exe

pid	process
544	8f179bd65c740d4f9832a90372e7d731e28ba4e3c8559187a05ec32c2559f9b7.exe
544	8f179bd65c740d4f9832a90372e7d731e28ba4e3c8559187a05ec32c2559f9b7.exe

Suspicious behavior: RenamesItself 1 IoCs

Processes:

8f179bd65c740d4f9832a90372e7d731e28ba4e3c8559187a05ec32c2559f9b7.exe

pid process

544 8f179bd65c740d4f9832a90372e7d731e28ba4e3c8559187a05ec32c2559f9b7.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

8f179bd65c740d4f9832a90372e7d731e28ba4e3c8559187a05ec32c2559f9b7.exe

description	pid	process
Token: SeRestorePrivilege	544	8f179bd65c740d4f9832a90372e7d731e28ba4e3c8559187a05ec32c2559f9b7.exe
Token: SeBackupPrivilege	544	8f179bd65c740d4f9832a90372e7d731e28ba4e3c8559187a05ec32c2559f9b7.exe
Token: SeDebugPrivilege	544	8f179bd65c740d4f9832a90372e7d731e28ba4e3c8559187a05ec32c2559f9b7.exe

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

8f179bd65c740d4f9832a90372e7d731e28ba4e3c8559187a05ec32c2559f9b7.exe8f179bd65c740d4f9832a90372e7d731e28ba4e3c8559187a05ec32c2559f9b7.exe

C:\Users\Admin\AppData\Local\Temp\8f179bd65c740d4f9832a90372e7d731e28ba4e3c8559187a05ec32c2559f9b7.exe
"C:\Users\Admin\AppData\Local\Temp\8f179bd65c740d4f9832a90372e7d731e28ba4e3c8559187a05ec32c2559f9b7.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3440

C:\Users\Admin\AppData\Local\Temp\8f179bd65c740d4f9832a90372e7d731e28ba4e3c8559187a05ec32c2559f9b7.exe
"C:\Users\Admin\AppData\Local\Temp\8f179bd65c740d4f9832a90372e7d731e28ba4e3c8559187a05ec32c2559f9b7.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:544

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /CREATE /SC ONLOGON /TN "Windows Update Check - 0x0E7302EC" /TR "C:\ProgramData\CreativeAudio\rsajozkho.exe" /RL HIGHEST
3⤵
- Creates scheduled task(s)
PID:1012

C:\Windows\SysWOW64\WerFault.exe
"C:\Windows\SysWOW64\WerFault.exe"
3⤵
PID:4860

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Registry Run Keys / Startup Folder

1

T1060

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

3

T1082

Security Software Discovery

1

T1063

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

memory/544-140-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/544-133-0x0000000000000000-mapping.dmp

Download
memory/544-134-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/544-136-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/544-138-0x0000000000590000-0x00000000005DB000-memory.dmp

Filesize
300KB

Download
memory/544-139-0x00000000007D0000-0x00000000007DB000-memory.dmp

Filesize
44KB

Download
memory/544-141-0x0000000000590000-0x00000000005DB000-memory.dmp

Filesize
300KB

Download
memory/1012-142-0x0000000000000000-mapping.dmp

Download
memory/3440-132-0x00000000021A0000-0x00000000021D3000-memory.dmp

Filesize
204KB

Download
memory/4860-143-0x0000000000000000-mapping.dmp

Download
memory/4860-144-0x00000000004C0000-0x000000000053B000-memory.dmp

Filesize
492KB

Download
memory/4860-145-0x0000000000C40000-0x0000000000CE9000-memory.dmp

Filesize
676KB

Download
memory/4860-146-0x0000000000C40000-0x0000000000CE9000-memory.dmp

Filesize
676KB

Download

description	pid	process	target process
PID 3440 wrote to memory of 544	3440	8f179bd65c740d4f9832a90372e7d731e28ba4e3c8559187a05ec32c2559f9b7.exe	8f179bd65c740d4f9832a90372e7d731e28ba4e3c8559187a05ec32c2559f9b7.exe
PID 3440 wrote to memory of 544	3440	8f179bd65c740d4f9832a90372e7d731e28ba4e3c8559187a05ec32c2559f9b7.exe	8f179bd65c740d4f9832a90372e7d731e28ba4e3c8559187a05ec32c2559f9b7.exe
PID 3440 wrote to memory of 544	3440	8f179bd65c740d4f9832a90372e7d731e28ba4e3c8559187a05ec32c2559f9b7.exe	8f179bd65c740d4f9832a90372e7d731e28ba4e3c8559187a05ec32c2559f9b7.exe
PID 3440 wrote to memory of 544	3440	8f179bd65c740d4f9832a90372e7d731e28ba4e3c8559187a05ec32c2559f9b7.exe	8f179bd65c740d4f9832a90372e7d731e28ba4e3c8559187a05ec32c2559f9b7.exe
PID 3440 wrote to memory of 544	3440	8f179bd65c740d4f9832a90372e7d731e28ba4e3c8559187a05ec32c2559f9b7.exe	8f179bd65c740d4f9832a90372e7d731e28ba4e3c8559187a05ec32c2559f9b7.exe
PID 3440 wrote to memory of 544	3440	8f179bd65c740d4f9832a90372e7d731e28ba4e3c8559187a05ec32c2559f9b7.exe	8f179bd65c740d4f9832a90372e7d731e28ba4e3c8559187a05ec32c2559f9b7.exe
PID 3440 wrote to memory of 544	3440	8f179bd65c740d4f9832a90372e7d731e28ba4e3c8559187a05ec32c2559f9b7.exe	8f179bd65c740d4f9832a90372e7d731e28ba4e3c8559187a05ec32c2559f9b7.exe
PID 3440 wrote to memory of 544	3440	8f179bd65c740d4f9832a90372e7d731e28ba4e3c8559187a05ec32c2559f9b7.exe	8f179bd65c740d4f9832a90372e7d731e28ba4e3c8559187a05ec32c2559f9b7.exe
PID 3440 wrote to memory of 544	3440	8f179bd65c740d4f9832a90372e7d731e28ba4e3c8559187a05ec32c2559f9b7.exe	8f179bd65c740d4f9832a90372e7d731e28ba4e3c8559187a05ec32c2559f9b7.exe
PID 544 wrote to memory of 1012	544	8f179bd65c740d4f9832a90372e7d731e28ba4e3c8559187a05ec32c2559f9b7.exe	schtasks.exe
PID 544 wrote to memory of 1012	544	8f179bd65c740d4f9832a90372e7d731e28ba4e3c8559187a05ec32c2559f9b7.exe	schtasks.exe
PID 544 wrote to memory of 1012	544	8f179bd65c740d4f9832a90372e7d731e28ba4e3c8559187a05ec32c2559f9b7.exe	schtasks.exe
PID 544 wrote to memory of 4860	544	8f179bd65c740d4f9832a90372e7d731e28ba4e3c8559187a05ec32c2559f9b7.exe	WerFault.exe
PID 544 wrote to memory of 4860	544	8f179bd65c740d4f9832a90372e7d731e28ba4e3c8559187a05ec32c2559f9b7.exe	WerFault.exe
PID 544 wrote to memory of 4860	544	8f179bd65c740d4f9832a90372e7d731e28ba4e3c8559187a05ec32c2559f9b7.exe	WerFault.exe

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads