a05490eea8ce1484cd15302c65803414ee7227fcbdf1a1ed2d4243f583f957df

Analysis

max time kernel
149s
max time network
171s
platform
windows10-2004_x64
resource
win10v2004-20260513-en
resource tags

arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
17/07/2026, 11:42

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General

Target
data/7za.dll
Size 284KB
Sample260717-nt39csdy8v
SHA256 a05490eea8ce1484cd15302c65803414ee7227fcbdf1a1ed2d4243f583f957df
MD5 a608e5fb266a10174235da5c6d396769
SHA1 85526701342f9db479578d08a3599cec2e8be321
SHA512 9e4f4c45e5be9faa7c754dc646213d3a7eb862b9fade96437f285c7d571b96fc3577e12f3768ae88902c52bda2ac3d1976adc32e7145766ea66c50af303efdd5
SSDEEP 6144:Rm3x2iT42LpOe4+5r7R/nV+yqwBey/M6Yijgzj9Pq7MXJzS/8aN:Rm3x2ik2LF1fIEM6GP9C7MRa
TLSH
T1D454BF21F7F6C0F9D24A1130AA1CBBB645F9E3490B20D9D3A3D0DE596E325E2D23D619
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3516	3448	WerFault.exe	86

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 1652 wrote to memory of 3448	1652	rundll32.exe	86

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\data\7za.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1652
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\data\7za.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3448
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3448 -s 600
    3⤵
    - Program crash
    PID:3516

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3448 -ip 3448
1⤵
PID:956

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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