52783fb213ad82766a1a3bd8a3a32a1a6c6cb59be76e90828304a3c6e1a3a59a

Analysis

max time kernel
140s
max time network
123s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
17-08-2024 15:50

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General

Target

$PLUGINSDIR/System.dll
Size

21KB
MD5

5ebc73650256e9c8ddbcda231db829a1
SHA1

988d4535e18754ab2a6248abae96c5697d7dbcd5
SHA256

1eaa543842df7795404184e8892a1654b0773dbc9bd8b54c7fdb9e68f4355493
SHA512

b21266e76fc7263af982a1336a766e47ccf348ed56b305dbb09f03574c9b2a7309f12200e80d86f9a251381be6e87a41206447f11c51899cb31fba10da1d5270
SSDEEP

384:BdnVZA7eabl9fgEdsPhh20WwrHIbeocXX2LJQxMhqyWCqhcZPFv:7ucksPzDWAorcAQxMAyW4

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1640	480	WerFault.exe	28

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 11 IoCs

description	pid	Process	procid_target
PID 3064 wrote to memory of 480	3064	rundll32.exe	28
PID 3064 wrote to memory of 480	3064	rundll32.exe	28
PID 3064 wrote to memory of 480	3064	rundll32.exe	28
PID 3064 wrote to memory of 480	3064	rundll32.exe	28
PID 3064 wrote to memory of 480	3064	rundll32.exe	28
PID 3064 wrote to memory of 480	3064	rundll32.exe	28
PID 3064 wrote to memory of 480	3064	rundll32.exe	28
PID 480 wrote to memory of 1640	480	rundll32.exe	29
PID 480 wrote to memory of 1640	480	rundll32.exe	29
PID 480 wrote to memory of 1640	480	rundll32.exe	29
PID 480 wrote to memory of 1640	480	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3064
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:480
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 480 -s 224
    3⤵
    - Program crash
    PID:1640

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/480-0-0x000000006E3C0000-0x000000006E3CD000-memory.dmp

Filesize
52KB

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