90a25d57b34a872124ddd8bcf3567e38f3448a00dbcf578e33dad95ff45ded12

Analysis

max time kernel
149s
max time network
151s
platform
windows11-21h2_x64
resource
win11-20260130-en
resource tags

arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
submitted
23/04/2026, 00:32

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General

Target
Materials/CelestiaPortable/App/Celestia/locale/res_es.dll
Size 30KB
Sample260423-avncmsf12p
SHA256 90a25d57b34a872124ddd8bcf3567e38f3448a00dbcf578e33dad95ff45ded12
MD5 b19745cf9aa6115adb9739a999ce9bd5
SHA1 fcc40ade1e44b1db02668d24e7a3069bbd5e1488
SHA512 d31d3414d2afc5031d737c3849f1ade15fb326d9f22f954d10f0d4b8437ff3ac95482ed7f171f959da87403c6fe3639e3e86851bfe6bfe73079db9f032f80abf
SSDEEP 384:WHStLojtf7KfeVNkX5DU41EKDfResQ9K7pRyNshlnsM2bpDdEFVE:WH2LoZf+esX5U41M9KDlz2bJeE
TLSH
T1CFD27406E71CB88CC59980314C579EE13464FC63DD499F6367D4BE1FAE32A85F9022BA
MD5 SHA1 SHA512 SSDEEP TLSH

Score

5^/10

discovery upx

Malware Config

Signatures

UPX packed file 1 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral28/memory/3428-0-0x0000000010000000-0x0000000010017000-memory.dmp	upx

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 2604 wrote to memory of 3428	2604	rundll32.exe	79

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\Materials\CelestiaPortable\App\Celestia\locale\res_es.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2604
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\Materials\CelestiaPortable\App\Celestia\locale\res_es.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3428

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

Replay Monitor

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Downloads

memory/3428-0-0x0000000010000000-0x0000000010017000-memory.dmp

Download

memory/3428-1-0x0000000003FF0000-0x000000000406A000-memory.dmp