8c7004c902939d5ad2cf202766440ddfcfcdbbfa8dad13bd422c770c83ba90b3

Analysis

max time kernel
122s
max time network
124s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
17/08/2024, 19:20

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General

Target

MPEGEncoder.dll
Size

293KB
MD5

178583aaefa9b2e15f207db0a1b8ae55
SHA1

3b810e4e57d192346c3ec39d574a3d266ddc5bc3
SHA256

d3ca8ec5381c3bd4a49e4421c1de66329c302d230fa0a3bb2c48345a358dbf77
SHA512

7c87efea76952d29cfe09d8101bd31caf526309342091b320a137e8652c1fe57fadde6a8802d8a40d4581bb522230c956f772235badafc3d276fff4e27319559
SSDEEP

6144:BCasXuYJnPaUuKV8n8ttJaWBF7O6nAJhADgfca85M9RvOK/4W:oneYJPaUuKV8n8tthKxr85M9MW

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2164	2236	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 3032 wrote to memory of 2236	3032	rundll32.exe	30
PID 3032 wrote to memory of 2236	3032	rundll32.exe	30
PID 3032 wrote to memory of 2236	3032	rundll32.exe	30
PID 3032 wrote to memory of 2236	3032	rundll32.exe	30
PID 3032 wrote to memory of 2236	3032	rundll32.exe	30
PID 3032 wrote to memory of 2236	3032	rundll32.exe	30
PID 3032 wrote to memory of 2236	3032	rundll32.exe	30
PID 2236 wrote to memory of 2164	2236	rundll32.exe	31
PID 2236 wrote to memory of 2164	2236	rundll32.exe	31
PID 2236 wrote to memory of 2164	2236	rundll32.exe	31
PID 2236 wrote to memory of 2164	2236	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\MPEGEncoder.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3032
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\MPEGEncoder.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2236
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2236 -s 308
    3⤵
    - Program crash
    PID:2164

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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