2fba62d26b23162edc673374335d575688b00d1467d936618793d28ec3729ad6

Analysis

max time kernel
121s
max time network
123s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
31-10-2024 02:16

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General

Target

$PLUGINSDIR/System.dll
Size

11KB
MD5

c9473cb90d79a374b2ba6040ca16e45c
SHA1

ab95b54f12796dce57210d65f05124a6ed81234a
SHA256

b80a5cba69d1853ed5979b0ca0352437bf368a5cfb86cb4528edadd410e11352
SHA512

eafe7d5894622bc21f663bca4dd594392ee0f5b29270b6b56b0187093d6a3a103545464ff6398ad32d2cf15dab79b1f133218ba9ba337ddc01330b5ada804d7b
SSDEEP

192:cPtkumJX7zBE2kGwfy9S9VkPsFQ1MZ1c:N7O2k5q9wA1MZa

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2968 2936 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
2968	2936	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 2940 wrote to memory of 2936	2940	rundll32.exe	rundll32.exe
PID 2940 wrote to memory of 2936	2940	rundll32.exe	rundll32.exe
PID 2940 wrote to memory of 2936	2940	rundll32.exe	rundll32.exe
PID 2940 wrote to memory of 2936	2940	rundll32.exe	rundll32.exe
PID 2940 wrote to memory of 2936	2940	rundll32.exe	rundll32.exe
PID 2940 wrote to memory of 2936	2940	rundll32.exe	rundll32.exe
PID 2940 wrote to memory of 2936	2940	rundll32.exe	rundll32.exe
PID 2936 wrote to memory of 2968	2936	rundll32.exe	WerFault.exe
PID 2936 wrote to memory of 2968	2936	rundll32.exe	WerFault.exe
PID 2936 wrote to memory of 2968	2936	rundll32.exe	WerFault.exe
PID 2936 wrote to memory of 2968	2936	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:2940

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:2936

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2936 -s 224
3⤵
- Program crash
PID:2968

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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