854fafb9118a481083c420e6701ecee2b438700c267a3debfa7d75afb44eab8d

General

Target

4cebae64e0fb876ce9ac5c0bfc7c0bb8.exe
Size

409KB
MD5

4cebae64e0fb876ce9ac5c0bfc7c0bb8
SHA1

1c02db2ea5cec5ec367754713f3a50610607f59f
SHA256

854fafb9118a481083c420e6701ecee2b438700c267a3debfa7d75afb44eab8d
SHA512

ae7e8a189a344d8f2e9e706a4056fb604cb6585fd30855a9df36e61016222c6aad6ad4cd624f00e9261c286fef173833306e70e8bd8b7b9ee67101fa88add309

Score

10^/10

discovery spyware stealer

Malware Config

Signatures

Suspicious use of NtCreateProcessExOtherParentProcess 1 IoCs

Processes:

WerFault.exe

description pid process target process

PID 2612 created 1532 2612 WerFault.exe 4cebae64e0fb876ce9ac5c0bfc7c0bb8.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
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

3116 1532 WerFault.exe 4cebae64e0fb876ce9ac5c0bfc7c0bb8.exe

description	pid	process	target process
PID 2612 created 1532	2612	WerFault.exe	4cebae64e0fb876ce9ac5c0bfc7c0bb8.exe

pid	pid_target	process	target process
3116	1532	WerFault.exe	4cebae64e0fb876ce9ac5c0bfc7c0bb8.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

3116 WerFault.exe
3116 WerFault.exe

pid	process
3116	WerFault.exe
3116	WerFault.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

4cebae64e0fb876ce9ac5c0bfc7c0bb8.exeWerFault.exesvchost.exe

description	pid	process
Token: SeDebugPrivilege	1532	4cebae64e0fb876ce9ac5c0bfc7c0bb8.exe
Token: SeRestorePrivilege	3116	WerFault.exe
Token: SeBackupPrivilege	3116	WerFault.exe
Token: SeSystemtimePrivilege	2972	svchost.exe
Token: SeSystemtimePrivilege	2972	svchost.exe
Token: SeIncBasePriorityPrivilege	2972	svchost.exe

Suspicious use of WriteProcessMemory 2 IoCs

Processes:

WerFault.exe

description	pid	process	target process
PID 2612 wrote to memory of 1532	2612	WerFault.exe	4cebae64e0fb876ce9ac5c0bfc7c0bb8.exe
PID 2612 wrote to memory of 1532	2612	WerFault.exe	4cebae64e0fb876ce9ac5c0bfc7c0bb8.exe

C:\Users\Admin\AppData\Local\Temp\4cebae64e0fb876ce9ac5c0bfc7c0bb8.exe
"C:\Users\Admin\AppData\Local\Temp\4cebae64e0fb876ce9ac5c0bfc7c0bb8.exe"
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1532

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1532 -s 1528
2⤵
- Program crash
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3116

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 1532 -ip 1532
1⤵
- Suspicious use of NtCreateProcessExOtherParentProcess
- Suspicious use of WriteProcessMemory
PID:2612

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalService
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2972

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/1532-130-0x00000000005B0000-0x00000000005DB000-memory.dmp

Filesize
172KB

Download
memory/1532-131-0x00000000008E0000-0x0000000000919000-memory.dmp

Filesize
228KB

Download
memory/1532-132-0x0000000000400000-0x000000000046D000-memory.dmp

Filesize
436KB

Download
memory/1532-133-0x0000000004CF0000-0x0000000004CF1000-memory.dmp

Filesize
4KB

Download
memory/1532-134-0x0000000004CF2000-0x0000000004CF3000-memory.dmp

Filesize
4KB

Download
memory/1532-135-0x0000000004D00000-0x00000000052A4000-memory.dmp

Filesize
5.6MB

Download
memory/1532-136-0x0000000004CF3000-0x0000000004CF4000-memory.dmp

Filesize
4KB

Download
memory/1532-137-0x00000000052B0000-0x00000000058C8000-memory.dmp

Filesize
6.1MB

Download
memory/1532-138-0x0000000004C50000-0x0000000004C62000-memory.dmp

Filesize
72KB

Download
memory/1532-139-0x00000000058D0000-0x00000000059DA000-memory.dmp

Filesize
1.0MB

Download
memory/1532-140-0x0000000004BB0000-0x0000000004CF6000-memory.dmp

Filesize
1.3MB

Download
memory/1532-141-0x0000000004C90000-0x0000000004CCC000-memory.dmp

Filesize
240KB

Download
memory/1532-142-0x0000000005CA0000-0x0000000005D16000-memory.dmp

Filesize
472KB

Download
memory/1532-143-0x0000000005D90000-0x0000000005E22000-memory.dmp

Filesize
584KB

Download
memory/1532-144-0x0000000005E30000-0x0000000005E4E000-memory.dmp

Filesize
120KB

Download
memory/1532-145-0x0000000005FE0000-0x0000000006046000-memory.dmp

Filesize
408KB

Download
memory/1532-146-0x00000000066F0000-0x00000000068B2000-memory.dmp

Filesize
1.8MB

Download
memory/1532-147-0x00000000068C0000-0x0000000006DEC000-memory.dmp

Filesize
5.2MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads