94f503e2263bdd852a6a88ade9fb4b006312760d9a7bddb69f9b2692313082d5

Analysis

max time kernel
149s
max time network
97s
platform
windows11-21h2_x64
resource
win11-20260513-en
resource tags

arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
submitted
27/05/2026, 07:23

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General

Target
Вооstаррег_х64/libcurl.dll
Size 354KB
Sample260527-h77aaaay2t
SHA256 94f503e2263bdd852a6a88ade9fb4b006312760d9a7bddb69f9b2692313082d5
MD5 ff51047587a4f042e074d61d7596d96e
SHA1 2e54ec7433bf47913212c55180cf9903ddbb9a9a
SHA512 60e1c7d56132b55ae434875893324f497cbf8c3b84244dec030e8b64ae0ce5e3aa31eb6c4d9255a21f8dda32c8b7b08129677fcafc334c9a5455f5f09fd506e4
SSDEEP 6144:0+bg9HDAY61iuGYCgdwFC91bEr7YkY4CzhEzX+K6sioo68MrjooMXJbWTpwT0H3b:0NHDgiunCgdwFC91bEr7YkY4CzhEzX+Y
TLSH
T15574AE80AF80D0F2E1822278A527DB771D7DA115233BC5C3EBD45E646F34AE1A67938D
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4356	3852	WerFault.exe	80

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 2992 wrote to memory of 3852	2992	rundll32.exe	80

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\Вооstаррег_х64\libcurl.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2992
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\Вооstаррег_х64\libcurl.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3852
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3852 -s 496
    3⤵
    - Program crash
    PID:4356

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 200 -p 3852 -ip 3852
1⤵
PID:756

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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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