5e99492341fdb5ef86ba7379565b8e7f7b4412b87947a26eb0522a13bb0ed100

Analysis

max time kernel
149s
max time network
94s
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, 23:48

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General

Target
$PLUGINSDIR/libcurl_x86.dll
Size 2.8MB
Sample260527-3tkvcads61
SHA256 5e99492341fdb5ef86ba7379565b8e7f7b4412b87947a26eb0522a13bb0ed100
MD5 940c40feb0f6fe025298748f5901930a
SHA1 c05dc39a537cef090c6120b54d313dfa9092ed68
SHA512 2b0ffbc5b40b935eb57ec4bbff22e6137c602de5bf8ff9a3aeda245f25f2349b38402de49fcdf19547f0ed63d64a656e8db617d3e2dec94868c8988049192a33
SSDEEP 49152:a+qw+WcbiTL8zYG4CwrX2/oDqQDX7UMfSPTD/9z9Iyj:a+qwAiTL8z22yTX7pfUD/9
TLSH
T1FAD5AE13FB828472E9DA017961BB977F4E3E5A109328C9C387A129B59E301D1773F399
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
5040	680	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 2224 wrote to memory of 680	2224	rundll32.exe	80

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\libcurl_x86.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2224
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\libcurl_x86.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:680
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 680 -s 500
    3⤵
    - Program crash
    PID:5040

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 680 -ip 680
1⤵
PID:4960

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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