17d4b4135f2aaf7bb962d88a637972877074815da8e37e104f1d76aedb99116e

Analysis

max time kernel
119s
max time network
122s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
24-08-2024 13:03

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General

Target

x86/OpenAsio.dll
Size

52KB
MD5

6a67d93d68b3139dc5440a8ed3762d9c
SHA1

ff9e34401520e6fab6a8a5478b157ef73f8e91a4
SHA256

7fbc378945d8ae3f4b9cbad3bba1214186de319f4afb3f79e5b606edce6e6bc9
SHA512

e66bfb5f8d9fcf433246d8135bda976aea92b7c525a0c0b8d760fa072d69c2646666f0a8113b88afe1734258f92a30cd377d159ce0687c9fd7bf8917bd53f90a
SSDEEP

768:+77O9syqPTGTv+cf2biVCqoHklpxYiB9MNu95TYUQsNoWlb:yNGTvSeoEbfMEoW

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3052	2132	WerFault.exe	30

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 3040 wrote to memory of 2132	3040	rundll32.exe	30
PID 3040 wrote to memory of 2132	3040	rundll32.exe	30
PID 3040 wrote to memory of 2132	3040	rundll32.exe	30
PID 3040 wrote to memory of 2132	3040	rundll32.exe	30
PID 3040 wrote to memory of 2132	3040	rundll32.exe	30
PID 3040 wrote to memory of 2132	3040	rundll32.exe	30
PID 3040 wrote to memory of 2132	3040	rundll32.exe	30
PID 2132 wrote to memory of 3052	2132	rundll32.exe	31
PID 2132 wrote to memory of 3052	2132	rundll32.exe	31
PID 2132 wrote to memory of 3052	2132	rundll32.exe	31
PID 2132 wrote to memory of 3052	2132	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\x86\OpenAsio.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3040
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\x86\OpenAsio.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2132
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2132 -s 236
    3⤵
    - Program crash
    PID:3052

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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