724fba0cfe823af3b594c9ae751f1b134b78c73e8a37e272430999fe57499e85

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
19-08-2024 10:33

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General

Target

$PLUGINSDIR/System.dll
Size

11KB
MD5

c17103ae9072a06da581dec998343fc1
SHA1

b72148c6bdfaada8b8c3f950e610ee7cf1da1f8d
SHA256

dc58d8ad81cacb0c1ed72e33bff8f23ea40b5252b5bb55d393a0903e6819ae2f
SHA512

d32a71aaef18e993f28096d536e41c4d016850721b31171513ce28bbd805a54fd290b7c3e9d935f72e676a1acfb4f0dcc89d95040a0dd29f2b6975855c18986f
SSDEEP

192:7DKnJZCv6VmbJQC+tFiUdK7ckD4gRXKQx+LQ2CSF:7ViJrtFRdbmXK8+PCw

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1564	1660	WerFault.exe	28

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

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

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2152 wrote to memory of 1660	2152	rundll32.exe	28
PID 2152 wrote to memory of 1660	2152	rundll32.exe	28
PID 2152 wrote to memory of 1660	2152	rundll32.exe	28
PID 2152 wrote to memory of 1660	2152	rundll32.exe	28
PID 2152 wrote to memory of 1660	2152	rundll32.exe	28
PID 2152 wrote to memory of 1660	2152	rundll32.exe	28
PID 2152 wrote to memory of 1660	2152	rundll32.exe	28
PID 1660 wrote to memory of 1564	1660	rundll32.exe	29
PID 1660 wrote to memory of 1564	1660	rundll32.exe	29
PID 1660 wrote to memory of 1564	1660	rundll32.exe	29
PID 1660 wrote to memory of 1564	1660	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2152
- 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:1660
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1660 -s 224
    3⤵
    - Program crash
    PID:1564

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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