06f9ea51bde8c4a4bc214a9def3b15b696bb29af4dc95cefc1d62ca08f73f1a2

Analysis

max time kernel
91s
max time network
141s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
17-11-2024 04:07

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General

Target

OFICIO Nro 190 AUTO ADMISORIO DEMANDA LABORAL AGRADECEMOS CONFIRMAR RECIBIDO ESM/MKernel.dll
Size

219KB
MD5

98a71909605b7d088f82d66abc64d4c2
SHA1

1e250127851a331dd914215348ef51fff78442c9
SHA256

46410947d60a8b92869aa2cf27b57a94c710047f168ac3bc23879a8461f8686a
SHA512

efa8e407e3fbfb81da07b584b8bbd2a440074388ae3ff6175abc88614b42b53ca70206e7ada00273457fafac58d7729f1c945a9e79ce793bc48229035194b267
SSDEEP

6144:93Eu/Gz1z6cd2eEflWORcigoKBB9QgQa2l:J+Jz6cd2BlxKB0

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1988	4228	WerFault.exe	83

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 3208 wrote to memory of 4228	3208	rundll32.exe	83
PID 3208 wrote to memory of 4228	3208	rundll32.exe	83
PID 3208 wrote to memory of 4228	3208	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe "C:\Users\Admin\AppData\Local\Temp\OFICIO Nro 190 AUTO ADMISORIO DEMANDA LABORAL AGRADECEMOS CONFIRMAR RECIBIDO ESM\MKernel.dll",#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3208
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe "C:\Users\Admin\AppData\Local\Temp\OFICIO Nro 190 AUTO ADMISORIO DEMANDA LABORAL AGRADECEMOS CONFIRMAR RECIBIDO ESM\MKernel.dll",#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4228
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4228 -s 612
    3⤵
    - Program crash
    PID:1988

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 4228 -ip 4228
1⤵
PID:2288

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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