26ac1b09a3ad625ccb25946b2e13437215f7ef80a73281104d2a1be87a17c09a

Analysis

max time kernel
120s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
03-11-2024 00:29

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General

Target

Filters/Ogg/vorbis.dll
Size

184KB
MD5

dd783aad2fab1cd4764d1b3733fca5a0
SHA1

d612e7325681d8323e1b38c5dc11d822c5574de6
SHA256

11e2a3cc84045257e4fb1801c8e885fb95c0f6e28109420527c99cb2dace3eef
SHA512

cabc00627fe69e893088fe283cc20e8fec354e6f56e50bef73a51645efe8030ee80f4cf1fc8f69a097fca437221da8ac6fcbb3d7879010c9295e915e43e7e009
SSDEEP

3072:3ewJhguDq5hM3KyPnlfBnVbODmpqWmHD+b/6nAg0Fud7cL:33h4/MtPnlfBVrpKD+b8AOdW

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid	pid_target	Process	procid_target
2072	2392	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

Processes:

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	procid_target
PID 2384 wrote to memory of 2392	2384	rundll32.exe	30
PID 2384 wrote to memory of 2392	2384	rundll32.exe	30
PID 2384 wrote to memory of 2392	2384	rundll32.exe	30
PID 2384 wrote to memory of 2392	2384	rundll32.exe	30
PID 2384 wrote to memory of 2392	2384	rundll32.exe	30
PID 2384 wrote to memory of 2392	2384	rundll32.exe	30
PID 2384 wrote to memory of 2392	2384	rundll32.exe	30
PID 2392 wrote to memory of 2072	2392	rundll32.exe	31
PID 2392 wrote to memory of 2072	2392	rundll32.exe	31
PID 2392 wrote to memory of 2072	2392	rundll32.exe	31
PID 2392 wrote to memory of 2072	2392	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\Filters\Ogg\vorbis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2384
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\Filters\Ogg\vorbis.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2392
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2392 -s 224
    3⤵
    - Program crash
    PID:2072

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

Replay Monitor

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Downloads

memory/2392-0-0x0000000000170000-0x000000000017C000-memory.dmp

Filesize
48KB

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