a393c1efa272e8ce5a92d9777da61fb53bd1ddea87510f44e2b043912e97a866

Analysis

max time kernel
96s
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
22-11-2024 07:41

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General

Target

样本目录 2020_pdf.exe
Size

245KB
MD5

d4a74696a8037005cdeb0afa11518a60
SHA1

cfedd27d891c0aa333f1cd65466527a59983b98a
SHA256

1b38b1f27ad4594b760fc65c0a898408dc9b586c90f97670c3a40d7dbe837795
SHA512

6284ae648ac8bfd8fbaae5ee1f24fc5c5ddad87f1ab6596a07487559d499bec338f3171a5eba70858e508916cefeee72a0a523bf3407cd95e414902b991181a0
SSDEEP

6144:kqKdjfLq5IGpXQgRdEypXmO5PZMFZ1fbnETB9ms5:lIGpXQgRdzmePZedbETl

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3876	4128	WerFault.exe	81

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	样本目录 2020_pdf.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4128 wrote to memory of 528	4128	样本目录 2020_pdf.exe	83
PID 4128 wrote to memory of 528	4128	样本目录 2020_pdf.exe	83
PID 4128 wrote to memory of 528	4128	样本目录 2020_pdf.exe	83

C:\Users\Admin\AppData\Local\Temp\样本目录 2020_pdf.exe
"C:\Users\Admin\AppData\Local\Temp\样本目录 2020_pdf.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4128
- C:\Users\Admin\AppData\Local\Temp\样本目录 2020_pdf.exe
  "C:\Users\Admin\AppData\Local\Temp\样本目录 2020_pdf.exe"
  2⤵
  PID:528
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4128 -s 388
  2⤵
  - Program crash
  PID:3876

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 4128 -ip 4128
1⤵
PID:4164

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

Replay Monitor

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Downloads

memory/4128-2-0x00000000005C0000-0x00000000005C2000-memory.dmp

Filesize
8KB

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memory/4128-1-0x00000000000A0000-0x00000000001A0000-memory.dmp

Filesize
1024KB

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