a857e4e1c9b8974cdf3637a5904d20f013b2f21defe51e6d7ccc179b1d267147

Analysis

max time kernel
93s
max time network
96s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
21-09-2024 18:43

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General

Target

a857e4e1c9b8974cdf3637a5904d20f013b2f21defe51e6d7ccc179b1d267147N.dll
Size

166KB
MD5

5d9df775b1014d446c751a784a248f90
SHA1

11ebccab5d0ba8d4403da59f994221134104d58b
SHA256

a857e4e1c9b8974cdf3637a5904d20f013b2f21defe51e6d7ccc179b1d267147
SHA512

ecadc16a50e6b04772e430a2d40ae3e3da943acd46a8e5ab1ea5df37c565d6a846fe47873fed36f5ca3f65234d98c327ed33b5d0b7605e4f66cdbeee3b238a14
SSDEEP

3072:yDicSDOI67nYh5o9NcWRy7DgM9V9rSznYiHJeJBkvMZ+5sRoe:yDicPI6TmoHpycWBSJHQZ+2F

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2548	2900	WerFault.exe	84

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 3 IoCs

description	pid	Process	procid_target
PID 2504 wrote to memory of 2900	2504	rundll32.exe	84
PID 2504 wrote to memory of 2900	2504	rundll32.exe	84
PID 2504 wrote to memory of 2900	2504	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\a857e4e1c9b8974cdf3637a5904d20f013b2f21defe51e6d7ccc179b1d267147N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2504
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\a857e4e1c9b8974cdf3637a5904d20f013b2f21defe51e6d7ccc179b1d267147N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2900
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2900 -s 600
    3⤵
    - Program crash
    PID:2548

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2900 -ip 2900
1⤵
PID:2432

Network

MITRE ATT&CK Enterprise v15

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 v15

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