bb54d934fb889f8ee44c4dfd86cec68b92a95415ad13b3068035f2ec6f381804

Analysis

max time kernel
93s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
29/09/2024, 00:07

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General

Target

MP4转换器/codecs/ViVD2.dll
Size

207KB
MD5

a7b4bf5cac630bb9262c3f80d8a773a1
SHA1

4be193b1986e31f726de2646bf4b5d032fd80458
SHA256

388ce50603c51f46d1ea542f54349c39748bcef53ede0972b23ef85c8112b699
SHA512

59b09e113195be1baf89f1891284bd4d95ac2c74a6e8a4aff4b11992648594cbf492708a67636da61d70b9dfe24221ccb00b47009561cab67f94744968471313
SSDEEP

3072:qY/ijyAGDSKMJIuAFDfdcRoU7n/Q6Cgq4H9o9xBGDbKbBVQE2bFo20cZY+PB0hh:qYTlSKMJTmDpBO9o9xBFbKo9+5l7b

Score

5^/10

discovery upx

Malware Config

Signatures

UPX packed file 1 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral22/memory/2500-0-0x0000000010000000-0x0000000010108000-memory.dmp	upx

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 3312 wrote to memory of 2500	3312	rundll32.exe	82
PID 3312 wrote to memory of 2500	3312	rundll32.exe	82
PID 3312 wrote to memory of 2500	3312	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\MP4转换器\codecs\ViVD2.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3312
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\MP4转换器\codecs\ViVD2.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2500

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/2500-0-0x0000000010000000-0x0000000010108000-memory.dmp

Filesize
1.0MB

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