e3a6ee9548f6c8ee5bd1b3960e7dc1f0ad6d1f4a9b77f160581d2a2328a4b519

Analysis

max time kernel
122s
max time network
131s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
04-10-2024 12:57

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General

Target

jre/bin/client/jvm.dll
Size

3.7MB
MD5

39c302fe0781e5af6d007e55f509606a
SHA1

23690a52e8c6578de6a7980bb78aae69d0f31780
SHA256

b1fbdbb1e4c692b34d3b9f28f8188fc6105b05d311c266d59aa5e5ec531966bc
SHA512

67f91a75e16c02ca245233b820df985bd8290a2a50480dff4b2fd2695e3cf0b4534eb1bf0d357d0b14f15ce8bd13c82d2748b5edd9cc38dc9e713f5dc383ed77
SSDEEP

98304:GyXul1SNceWfkD000V3wnIACM7g6cv/GZ:Q1SgfEP0ZwnIA97dcv/GZ

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2836 1276 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
2836	1276	WerFault.exe	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	target process
PID 2236 wrote to memory of 1276	2236	rundll32.exe	rundll32.exe
PID 2236 wrote to memory of 1276	2236	rundll32.exe	rundll32.exe
PID 2236 wrote to memory of 1276	2236	rundll32.exe	rundll32.exe
PID 2236 wrote to memory of 1276	2236	rundll32.exe	rundll32.exe
PID 2236 wrote to memory of 1276	2236	rundll32.exe	rundll32.exe
PID 2236 wrote to memory of 1276	2236	rundll32.exe	rundll32.exe
PID 2236 wrote to memory of 1276	2236	rundll32.exe	rundll32.exe
PID 1276 wrote to memory of 2836	1276	rundll32.exe	WerFault.exe
PID 1276 wrote to memory of 2836	1276	rundll32.exe	WerFault.exe
PID 1276 wrote to memory of 2836	1276	rundll32.exe	WerFault.exe
PID 1276 wrote to memory of 2836	1276	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\jre\bin\client\jvm.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2236
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\jre\bin\client\jvm.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1276
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1276 -s 228
    3⤵
    - Program crash
    PID:2836

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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