23df64fa762b5942d08dc6bf6f5afc75fc932519a96070af492e237b5483747f

Analysis

max time kernel
122s
max time network
127s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
01-11-2024 11:29

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General

Target

$PLUGINSDIR/System.dll
Size

12KB
MD5

d6f54d2cefdf58836805796f55bfc846
SHA1

b980addc1a755b968dd5799179d3b4f1c2de9d2d
SHA256

f917aef484d1fbb4d723b2e2d3045cb6f5f664e61fbb3d5c577bd1c215de55d9
SHA512

ce67da936a93d46ef7e81abc8276787c82fd844c03630ba18afc3528c7e420c3228bfe82aeda083bb719f2d1314afae913362abd1e220cb364606519690d45db
SSDEEP

192:acA1YOTDExj7EFrYCT4E8y3hoSdtTgwF43E7QbGPXI9uIc6w79Mw:RR7SrtTv53tdtTgwF4SQbGPX36wJMw

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2876 2868 WerFault.exe rundll32.exe
System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
discovery

System Language Discovery
T1614.001

Processes:

rundll32.exe

description ioc process

Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe

pid	pid_target	process	target process
2876	2868	WerFault.exe	rundll32.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 2864 wrote to memory of 2868	2864	rundll32.exe	rundll32.exe
PID 2864 wrote to memory of 2868	2864	rundll32.exe	rundll32.exe
PID 2864 wrote to memory of 2868	2864	rundll32.exe	rundll32.exe
PID 2864 wrote to memory of 2868	2864	rundll32.exe	rundll32.exe
PID 2864 wrote to memory of 2868	2864	rundll32.exe	rundll32.exe
PID 2864 wrote to memory of 2868	2864	rundll32.exe	rundll32.exe
PID 2864 wrote to memory of 2868	2864	rundll32.exe	rundll32.exe
PID 2868 wrote to memory of 2876	2868	rundll32.exe	WerFault.exe
PID 2868 wrote to memory of 2876	2868	rundll32.exe	WerFault.exe
PID 2868 wrote to memory of 2876	2868	rundll32.exe	WerFault.exe
PID 2868 wrote to memory of 2876	2868	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2864

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2868

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2868 -s 224
3⤵
- Program crash
PID:2876

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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