b178aa29db4552ba47039c8d6435e289b2a12d4ea30ba4ef16cc054c81a406ef

Resubmissions

25/08/2026, 15:56

260825-tdtb4s1zgz6

25/08/2026, 15:44

260825-s6y8dsbp816

25/08/2026, 02:57

260825-dflgaawdqh6

Analysis

user interaction
yes
max time kernel
34s
max time network
43s
platform
windows10-2004_x64
resource
win10v2004-20260513-en
resource tags

arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
25/08/2026, 15:44

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General

Target
Naisho no Natsuyasumi/live.dll
Size 352KB
Sample260825-s6y8dsbp81
SHA256 b178aa29db4552ba47039c8d6435e289b2a12d4ea30ba4ef16cc054c81a406ef
MD5 745f8dc4998ef2305ca7d89e788c9964
SHA1 834a92b2f850469a9d70dcd696222612661a0c5d
SHA512 4e4b8daa0292e9a1cf71619992d387a061f6a44cadc79ef1b0838b3c735ca74a76aecd0ec62dd684b8c2cccc51e74c677c08b6cbf629861fa364176443df4509
SSDEEP 6144:awKshtJOgrKf0nx8g5LVTBAam2PTIUssm5DjUONN8MR0:jccKf0Cv1e/ssm59h
TLSH
T111748D12A6D204FCC9CA1535542E373FD679DA4E0256CEC3D364DEFA6D22D80EE3924A
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

discovery

Malware Config

Signatures

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 1 IoCs

description	pid	Process	procid_target
PID 4900 wrote to memory of 4488	4900	rundll32.exe	86

C:\Windows\system32\rundll32.exe
rundll32.exe "C:\Users\Admin\AppData\Local\Temp\Naisho no Natsuyasumi\live.dll",#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4900
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe "C:\Users\Admin\AppData\Local\Temp\Naisho no Natsuyasumi\live.dll",#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4488

Network

MITRE ATT&CK Enterprise v16

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

Resubmissions

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads