4b9c7b27687d675e916726f1ad790c03c58815974f0c1a525ab15fa018be1f10

Analysis

max time kernel
102s
max time network
159s
platform
windows10-2004_x64
resource
win10v2004-20250314-en
resource tags

arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
submitted
05/04/2025, 06:13

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General

Target

oledlg.dll
Size

82.2MB
MD5

293af7be4364bcc7086eb7d69a32a02d
SHA1

fe0ef6cf1c053b4b4de4ba1ed1536a1f7d88074f
SHA256

a26a65ffb73eb8ffe3a809e2768c9c9da4838581463b09ba38c19ef9950e7e84
SHA512

7e870a549580a96ae213d43439216cea5bf58c244eaeba7e8161771220f8ad17560b7aaeac8b00d41f76ac12c9df23aa61eaaab138db4a9e078135cdfb0051da
SSDEEP

1572864:lvEfH6aannL/Ms/P97+IN2rn26sLBqaxsoJtW5hcpD3jgx0NiX:1EgnVl1DDkfX

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
6104	4004	WerFault.exe	86

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 3 IoCs

description	pid	Process	procid_target
PID 5436 wrote to memory of 4004	5436	rundll32.exe	86
PID 5436 wrote to memory of 4004	5436	rundll32.exe	86
PID 5436 wrote to memory of 4004	5436	rundll32.exe	86

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\oledlg.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:5436
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\oledlg.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4004
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4004 -s 668
    3⤵
    - Program crash
    PID:6104

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4004 -ip 4004
1⤵
PID:3144

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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