ef287c84613bac14274548cd7a0237b912cb26dbeb3448468f29a6174d204cd2

Analysis

max time kernel
94s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
30/09/2024, 15:13

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General

Target

$PLUGINSDIR/CloseFlvDownload.dll
Size

61KB
MD5

524c601bb4991548b078b00dbfc773a9
SHA1

2289c4dddc7019727b7450898b88b6c0dfb6d3bb
SHA256

4acbff9bc8d6498abccb6d952752a3b769e9ca3042dc1ae5018577708cb8f8c3
SHA512

96d1b80c5903b3b6de6344cd6d6e3187a85139c3380fe26cb047a3bc9185032d43e22414cbc21f433ef70be80d4b71c1596669fb00b684188fa765d34bf5ba3f
SSDEEP

1536:w3rv0aUWV45W+bCPGPEfxwQlzAOrMaH5mX:wr0qVcUGgwq5H5mX

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4512	4296	WerFault.exe	82

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 780 wrote to memory of 4296	780	rundll32.exe	82
PID 780 wrote to memory of 4296	780	rundll32.exe	82
PID 780 wrote to memory of 4296	780	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\CloseFlvDownload.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:780
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\CloseFlvDownload.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4296
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4296 -s 624
    3⤵
    - Program crash
    PID:4512

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 364 -p 4296 -ip 4296
1⤵
PID:1728

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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