9fcfb96ec8bebc47ada351bd4242c8a409260cc5ef9b7862afa6190a2e1425fc

General

Target

9fcfb96ec8bebc47ada351bd4242c8a409260cc5ef9b7862afa6190a2e1425fc.exe
Size

346KB
MD5

c99e4b187d5eecea3bac1eb01f5dbcb6
SHA1

ffbc26edbba644a4bd30354f0275e6fa0f273fca
SHA256

9fcfb96ec8bebc47ada351bd4242c8a409260cc5ef9b7862afa6190a2e1425fc
SHA512

5d9337e586b3701ade7094664286bfda503e66ad50cc2ce62bd9bbb1f655e6826aaec28b0346c2bf2b6dde1e50d0fc0969721fdcab2c9cc9ea0bb0a07b831c6a

Score

10^/10

discovery spyware stealer

Malware Config

Signatures

Suspicious use of NtCreateProcessExOtherParentProcess 1 IoCs

Processes:

WerFault.exe

description pid process target process

PID 3372 created 2240 3372 WerFault.exe 9fcfb96ec8bebc47ada351bd4242c8a409260cc5ef9b7862afa6190a2e1425fc.exe
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials in Files
T1081
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

description	pid	process	target process
PID 3372 created 2240	3372	WerFault.exe	9fcfb96ec8bebc47ada351bd4242c8a409260cc5ef9b7862afa6190a2e1425fc.exe

Drops file in Windows directory 9 IoCs

Processes:

svchost.exeTiWorker.exeWerFault.exe

description	ioc	process
File opened for modification	C:\Windows\WindowsUpdate.log	svchost.exe
File opened for modification	C:\Windows\SoftwareDistribution\DataStore\Logs\edb.chk	svchost.exe
File opened for modification	C:\Windows\SoftwareDistribution\DataStore\Logs\edb.log	svchost.exe
File opened for modification	C:\Windows\SoftwareDistribution\DataStore\DataStore.edb	svchost.exe
File opened for modification	C:\Windows\SoftwareDistribution\DataStore\DataStore.jfm	svchost.exe
File opened for modification	C:\Windows\SoftwareDistribution\ReportingEvents.log	svchost.exe
File opened for modification	C:\Windows\Logs\CBS\CBS.log	TiWorker.exe
File opened for modification	C:\Windows\WinSxS\pending.xml	TiWorker.exe
File created	C:\Windows\AppCompat\Programs\Amcache.hve.tmp	WerFault.exe

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2508 2240 WerFault.exe 9fcfb96ec8bebc47ada351bd4242c8a409260cc5ef9b7862afa6190a2e1425fc.exe

pid	pid_target	process	target process
2508	2240	WerFault.exe	9fcfb96ec8bebc47ada351bd4242c8a409260cc5ef9b7862afa6190a2e1425fc.exe

Checks processor information in registry 2 TTPs 3 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

Processes:

WerFault.exe

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

Enumerates system info in registry 2 TTPs 2 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

WerFault.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	WerFault.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	WerFault.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

WerFault.exe

pid process

2508 WerFault.exe
2508 WerFault.exe

pid	process
2508	WerFault.exe
2508	WerFault.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

9fcfb96ec8bebc47ada351bd4242c8a409260cc5ef9b7862afa6190a2e1425fc.exesvchost.exeTiWorker.exe

description	pid	process
Token: SeDebugPrivilege	2240	9fcfb96ec8bebc47ada351bd4242c8a409260cc5ef9b7862afa6190a2e1425fc.exe
Token: SeShutdownPrivilege	3320	svchost.exe
Token: SeCreatePagefilePrivilege	3320	svchost.exe
Token: SeShutdownPrivilege	3320	svchost.exe
Token: SeCreatePagefilePrivilege	3320	svchost.exe
Token: SeShutdownPrivilege	3320	svchost.exe
Token: SeCreatePagefilePrivilege	3320	svchost.exe
Token: SeSecurityPrivilege	1056	TiWorker.exe
Token: SeRestorePrivilege	1056	TiWorker.exe
Token: SeBackupPrivilege	1056	TiWorker.exe
Token: SeBackupPrivilege	1056	TiWorker.exe
Token: SeRestorePrivilege	1056	TiWorker.exe
Token: SeSecurityPrivilege	1056	TiWorker.exe
Token: SeBackupPrivilege	1056	TiWorker.exe
Token: SeRestorePrivilege	1056	TiWorker.exe
Token: SeSecurityPrivilege	1056	TiWorker.exe
Token: SeBackupPrivilege	1056	TiWorker.exe
Token: SeRestorePrivilege	1056	TiWorker.exe
Token: SeSecurityPrivilege	1056	TiWorker.exe
Token: SeBackupPrivilege	1056	TiWorker.exe
Token: SeRestorePrivilege	1056	TiWorker.exe
Token: SeSecurityPrivilege	1056	TiWorker.exe
Token: SeBackupPrivilege	1056	TiWorker.exe
Token: SeRestorePrivilege	1056	TiWorker.exe
Token: SeSecurityPrivilege	1056	TiWorker.exe
Token: SeBackupPrivilege	1056	TiWorker.exe
Token: SeRestorePrivilege	1056	TiWorker.exe
Token: SeSecurityPrivilege	1056	TiWorker.exe
Token: SeBackupPrivilege	1056	TiWorker.exe
Token: SeRestorePrivilege	1056	TiWorker.exe
Token: SeSecurityPrivilege	1056	TiWorker.exe
Token: SeBackupPrivilege	1056	TiWorker.exe
Token: SeRestorePrivilege	1056	TiWorker.exe
Token: SeSecurityPrivilege	1056	TiWorker.exe
Token: SeBackupPrivilege	1056	TiWorker.exe
Token: SeRestorePrivilege	1056	TiWorker.exe
Token: SeSecurityPrivilege	1056	TiWorker.exe
Token: SeBackupPrivilege	1056	TiWorker.exe
Token: SeRestorePrivilege	1056	TiWorker.exe
Token: SeSecurityPrivilege	1056	TiWorker.exe
Token: SeBackupPrivilege	1056	TiWorker.exe
Token: SeRestorePrivilege	1056	TiWorker.exe
Token: SeSecurityPrivilege	1056	TiWorker.exe
Token: SeBackupPrivilege	1056	TiWorker.exe
Token: SeRestorePrivilege	1056	TiWorker.exe
Token: SeSecurityPrivilege	1056	TiWorker.exe
Token: SeBackupPrivilege	1056	TiWorker.exe
Token: SeRestorePrivilege	1056	TiWorker.exe
Token: SeSecurityPrivilege	1056	TiWorker.exe
Token: SeBackupPrivilege	1056	TiWorker.exe
Token: SeRestorePrivilege	1056	TiWorker.exe
Token: SeSecurityPrivilege	1056	TiWorker.exe
Token: SeBackupPrivilege	1056	TiWorker.exe
Token: SeRestorePrivilege	1056	TiWorker.exe
Token: SeSecurityPrivilege	1056	TiWorker.exe
Token: SeBackupPrivilege	1056	TiWorker.exe
Token: SeRestorePrivilege	1056	TiWorker.exe
Token: SeSecurityPrivilege	1056	TiWorker.exe
Token: SeBackupPrivilege	1056	TiWorker.exe
Token: SeRestorePrivilege	1056	TiWorker.exe
Token: SeSecurityPrivilege	1056	TiWorker.exe
Token: SeBackupPrivilege	1056	TiWorker.exe
Token: SeRestorePrivilege	1056	TiWorker.exe
Token: SeSecurityPrivilege	1056	TiWorker.exe

Suspicious use of WriteProcessMemory 2 IoCs

Processes:

WerFault.exe

description	pid	process	target process
PID 3372 wrote to memory of 2240	3372	WerFault.exe	9fcfb96ec8bebc47ada351bd4242c8a409260cc5ef9b7862afa6190a2e1425fc.exe
PID 3372 wrote to memory of 2240	3372	WerFault.exe	9fcfb96ec8bebc47ada351bd4242c8a409260cc5ef9b7862afa6190a2e1425fc.exe

C:\Users\Admin\AppData\Local\Temp\9fcfb96ec8bebc47ada351bd4242c8a409260cc5ef9b7862afa6190a2e1425fc.exe
"C:\Users\Admin\AppData\Local\Temp\9fcfb96ec8bebc47ada351bd4242c8a409260cc5ef9b7862afa6190a2e1425fc.exe"
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2240

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2240 -s 1344
2⤵
- Drops file in Windows directory
- Program crash
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: EnumeratesProcesses
PID:2508

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s wuauserv
1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
PID:3320

C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe
C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe -Embedding
1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
PID:1056

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 2240 -ip 2240
1⤵
- Suspicious use of NtCreateProcessExOtherParentProcess
- Suspicious use of WriteProcessMemory
PID:3372

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

2

T1081

Discovery

Query Registry

3

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Data from Local System

2

T1005

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/2240-140-0x0000000005840000-0x000000000594A000-memory.dmp

Filesize
1.0MB

Download
memory/2240-159-0x0000000005FB0000-0x0000000006016000-memory.dmp

Filesize
408KB

Download
memory/2240-132-0x0000000000400000-0x000000000045D000-memory.dmp

Filesize
372KB

Download
memory/2240-133-0x0000000004C70000-0x0000000005214000-memory.dmp

Filesize
5.6MB

Download
memory/2240-134-0x00000000749C0000-0x0000000075170000-memory.dmp

Filesize
7.7MB

Download
memory/2240-136-0x0000000004C62000-0x0000000004C63000-memory.dmp

Filesize
4KB

Download
memory/2240-135-0x0000000004C60000-0x0000000004C61000-memory.dmp

Filesize
4KB

Download
memory/2240-130-0x0000000000610000-0x000000000063B000-memory.dmp

Filesize
172KB

Download
memory/2240-161-0x00000000068D0000-0x0000000006DFC000-memory.dmp

Filesize
5.2MB

Download
memory/2240-131-0x0000000002200000-0x0000000002239000-memory.dmp

Filesize
228KB

Download
memory/2240-138-0x0000000005220000-0x0000000005838000-memory.dmp

Filesize
6.1MB

Download
memory/2240-141-0x0000000005970000-0x00000000059AC000-memory.dmp

Filesize
240KB

Download
memory/2240-142-0x0000000004BA0000-0x0000000004C66000-memory.dmp

Filesize
792KB

Download
memory/2240-143-0x0000000005C90000-0x0000000005D06000-memory.dmp

Filesize
472KB

Download
memory/2240-144-0x0000000005D10000-0x0000000005DA2000-memory.dmp

Filesize
584KB

Download
memory/2240-157-0x0000000005E10000-0x0000000005E2E000-memory.dmp

Filesize
120KB

Download
memory/2240-137-0x0000000004C63000-0x0000000004C64000-memory.dmp

Filesize
4KB

Download
memory/2240-139-0x0000000004C40000-0x0000000004C52000-memory.dmp

Filesize
72KB

Download
memory/2240-160-0x00000000066C0000-0x0000000006882000-memory.dmp

Filesize
1.8MB

Download
memory/3320-158-0x000001064CFD0000-0x000001064CFD4000-memory.dmp

Filesize
16KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads