522c844f4b9da61dfad183a03f7268c8eab203ac7bb75a1bcc14e96c45acc3f4

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
05/10/2024, 06:52

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General

Target

Nemui-main/java.java
Size

38B
MD5

ab8a7ded34ac9496d131d5e364eb2bb0
SHA1

1acd628b1662f0cb2f67017929bbe0dbeb76afe4
SHA256

4d5f724b583601d6e8a5e4458134046d110111f738e16901ccd116faa3b5047c
SHA512

25ecbf2cd96e2f75ad45ecb79c3c357c678086ce16cc3bdb770cee4221dd20382caef931881ff0bb2f7bd347505957185692cffc653c6e0f29d02b8b3d393662

Score

3^/10

Malware Config

Signatures

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000_Classes\Local Settings	rundll32.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2316 wrote to memory of 2960	2316	cmd.exe	31
PID 2316 wrote to memory of 2960	2316	cmd.exe	31
PID 2316 wrote to memory of 2960	2316	cmd.exe	31
PID 2960 wrote to memory of 2752	2960	rundll32.exe	32
PID 2960 wrote to memory of 2752	2960	rundll32.exe	32
PID 2960 wrote to memory of 2752	2960	rundll32.exe	32

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\Nemui-main\java.java
1⤵
- Suspicious use of WriteProcessMemory
PID:2316
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Nemui-main\java.java
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2960
- - C:\Windows\system32\NOTEPAD.EXE
    "C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Local\Temp\Nemui-main\java.java
    3⤵
    PID:2752

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Windows 7 deprecation

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