e3a6ee9548f6c8ee5bd1b3960e7dc1f0ad6d1f4a9b77f160581d2a2328a4b519

Analysis

max time kernel
148s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
04-10-2024 12:57

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General

Target

jre/bin/decora_sse.dll
Size

62KB
MD5

b04abe76c4147de1d726962f86473cf2
SHA1

3104bada746678b0a88e5e4a77904d78a71d1ab8
SHA256

07ff22e96dcfd89226e5b85cc07c34318dd32cda23b7ea0474e09338654bfeb3
SHA512

2e4e2feb63b6d7388770d8132a880422abf6a01941bff12cad74db4a641bda2dcc8bf58f6dae90e41cc250b79e7956ddf126943e0f6200272f3376a9a19505f1
SSDEEP

1536:Skh2CQuUlng7qkKi5iO8pm8cN9qOU33oit:Skkhu0nTli5jN8cNAOUHnt

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

4924 4220 WerFault.exe rundll32.exe
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

pid	pid_target	process	target process
4924	4220	WerFault.exe	rundll32.exe

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

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 3516 wrote to memory of 4220	3516	rundll32.exe	rundll32.exe
PID 3516 wrote to memory of 4220	3516	rundll32.exe	rundll32.exe
PID 3516 wrote to memory of 4220	3516	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\jre\bin\decora_sse.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3516
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\jre\bin\decora_sse.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4220
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4220 -s 604
    3⤵
    - Program crash
    PID:4924

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4220 -ip 4220
1⤵
PID:3720

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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