0dde20deae573d9b182f65c92e016cc6dd4ec029bf36a9a2aab6db6c99b05d5d

General

Target

0dde20deae573d9b182f65c92e016cc6dd4ec029bf36a9a2aab6db6c99b05d5d.exe
Size

100KB
MD5

e1792000a400049089369b9c7d950345
SHA1

24d087449a388472477c39fb84879bf23e9ea148
SHA256

0dde20deae573d9b182f65c92e016cc6dd4ec029bf36a9a2aab6db6c99b05d5d
SHA512

e293c429ec367bd00e302f467daf154a7603921e4f4fff891fd1b4098a72c87ebccae8083ce9058309523ddc92e4bdd17f2c7f6e648715b1e827fa71229c79db

Score

10^/10

Malware Config

Signatures

Suspicious use of NtCreateProcessExOtherParentProcess 1 IoCs

Processes:

WerFault.exe

description pid process target process

PID 2572 created 4892 2572 WerFault.exe 0dde20deae573d9b182f65c92e016cc6dd4ec029bf36a9a2aab6db6c99b05d5d.exe

description	pid	process	target process
PID 2572 created 4892	2572	WerFault.exe	0dde20deae573d9b182f65c92e016cc6dd4ec029bf36a9a2aab6db6c99b05d5d.exe

Drops file in Windows directory 8 IoCs

Processes:

svchost.exeTiWorker.exe

description	ioc	process
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 opened for modification	C:\Windows\WindowsUpdate.log	svchost.exe

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

4972 4892 WerFault.exe 0dde20deae573d9b182f65c92e016cc6dd4ec029bf36a9a2aab6db6c99b05d5d.exe

pid	pid_target	process	target process
4972	4892	WerFault.exe	0dde20deae573d9b182f65c92e016cc6dd4ec029bf36a9a2aab6db6c99b05d5d.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

4972 WerFault.exe
4972 WerFault.exe

pid	process
4972	WerFault.exe
4972	WerFault.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

WerFault.exesvchost.exeTiWorker.exe

description	pid	process
Token: SeRestorePrivilege	4972	WerFault.exe
Token: SeBackupPrivilege	4972	WerFault.exe
Token: SeShutdownPrivilege	3888	svchost.exe
Token: SeCreatePagefilePrivilege	3888	svchost.exe
Token: SeShutdownPrivilege	3888	svchost.exe
Token: SeCreatePagefilePrivilege	3888	svchost.exe
Token: SeShutdownPrivilege	3888	svchost.exe
Token: SeCreatePagefilePrivilege	3888	svchost.exe
Token: SeSecurityPrivilege	1468	TiWorker.exe
Token: SeRestorePrivilege	1468	TiWorker.exe
Token: SeBackupPrivilege	1468	TiWorker.exe
Token: SeBackupPrivilege	1468	TiWorker.exe
Token: SeRestorePrivilege	1468	TiWorker.exe
Token: SeSecurityPrivilege	1468	TiWorker.exe
Token: SeBackupPrivilege	1468	TiWorker.exe
Token: SeRestorePrivilege	1468	TiWorker.exe
Token: SeSecurityPrivilege	1468	TiWorker.exe
Token: SeBackupPrivilege	1468	TiWorker.exe
Token: SeRestorePrivilege	1468	TiWorker.exe
Token: SeSecurityPrivilege	1468	TiWorker.exe
Token: SeBackupPrivilege	1468	TiWorker.exe
Token: SeRestorePrivilege	1468	TiWorker.exe
Token: SeSecurityPrivilege	1468	TiWorker.exe
Token: SeBackupPrivilege	1468	TiWorker.exe
Token: SeRestorePrivilege	1468	TiWorker.exe
Token: SeSecurityPrivilege	1468	TiWorker.exe
Token: SeBackupPrivilege	1468	TiWorker.exe
Token: SeRestorePrivilege	1468	TiWorker.exe
Token: SeSecurityPrivilege	1468	TiWorker.exe
Token: SeBackupPrivilege	1468	TiWorker.exe
Token: SeRestorePrivilege	1468	TiWorker.exe
Token: SeSecurityPrivilege	1468	TiWorker.exe
Token: SeBackupPrivilege	1468	TiWorker.exe
Token: SeRestorePrivilege	1468	TiWorker.exe
Token: SeSecurityPrivilege	1468	TiWorker.exe
Token: SeBackupPrivilege	1468	TiWorker.exe
Token: SeRestorePrivilege	1468	TiWorker.exe
Token: SeSecurityPrivilege	1468	TiWorker.exe
Token: SeBackupPrivilege	1468	TiWorker.exe
Token: SeRestorePrivilege	1468	TiWorker.exe
Token: SeSecurityPrivilege	1468	TiWorker.exe
Token: SeBackupPrivilege	1468	TiWorker.exe
Token: SeRestorePrivilege	1468	TiWorker.exe
Token: SeSecurityPrivilege	1468	TiWorker.exe
Token: SeBackupPrivilege	1468	TiWorker.exe
Token: SeRestorePrivilege	1468	TiWorker.exe
Token: SeSecurityPrivilege	1468	TiWorker.exe
Token: SeBackupPrivilege	1468	TiWorker.exe
Token: SeRestorePrivilege	1468	TiWorker.exe
Token: SeSecurityPrivilege	1468	TiWorker.exe
Token: SeBackupPrivilege	1468	TiWorker.exe
Token: SeRestorePrivilege	1468	TiWorker.exe
Token: SeSecurityPrivilege	1468	TiWorker.exe
Token: SeBackupPrivilege	1468	TiWorker.exe
Token: SeRestorePrivilege	1468	TiWorker.exe
Token: SeSecurityPrivilege	1468	TiWorker.exe
Token: SeBackupPrivilege	1468	TiWorker.exe
Token: SeRestorePrivilege	1468	TiWorker.exe
Token: SeSecurityPrivilege	1468	TiWorker.exe
Token: SeBackupPrivilege	1468	TiWorker.exe
Token: SeRestorePrivilege	1468	TiWorker.exe
Token: SeSecurityPrivilege	1468	TiWorker.exe
Token: SeBackupPrivilege	1468	TiWorker.exe
Token: SeRestorePrivilege	1468	TiWorker.exe

Suspicious use of WriteProcessMemory 2 IoCs

Processes:

WerFault.exe

description	pid	process	target process
PID 2572 wrote to memory of 4892	2572	WerFault.exe	0dde20deae573d9b182f65c92e016cc6dd4ec029bf36a9a2aab6db6c99b05d5d.exe
PID 2572 wrote to memory of 4892	2572	WerFault.exe	0dde20deae573d9b182f65c92e016cc6dd4ec029bf36a9a2aab6db6c99b05d5d.exe

C:\Users\Admin\AppData\Local\Temp\0dde20deae573d9b182f65c92e016cc6dd4ec029bf36a9a2aab6db6c99b05d5d.exe
"C:\Users\Admin\AppData\Local\Temp\0dde20deae573d9b182f65c92e016cc6dd4ec029bf36a9a2aab6db6c99b05d5d.exe"
1⤵
PID:4892

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4892 -s 348
2⤵
- Program crash
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4972

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 4892 -ip 4892
1⤵
- Suspicious use of NtCreateProcessExOtherParentProcess
- Suspicious use of WriteProcessMemory
PID:2572

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:3888

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:1468

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/3888-130-0x000001CE4A360000-0x000001CE4A370000-memory.dmp

Filesize
64KB

Download
memory/3888-131-0x000001CE4AC70000-0x000001CE4AC80000-memory.dmp

Filesize
64KB

Download
memory/3888-132-0x000001CE4D320000-0x000001CE4D324000-memory.dmp

Filesize
16KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads