61a433daaaa4698cf96d4a78237d99556a3a7d22091f833f850f184b7bcea78a

Analysis

max time kernel
121s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
07/09/2024, 23:03

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General

Target

$PLUGINSDIR/nsDialogs.dll
Size

9KB
MD5

83cc33553a3b7aaefbfb7af4aa97ab08
SHA1

484ddfb9bde560fe354e5c101701c78564ab6ff8
SHA256

518c3bb40f6e7c37beb3483284c12ed44038ae2a56bfe1604ffea6330f31b0d6
SHA512

109ad559efb49fea41d39b49852c0d4ce5f611c75ae137e489231a3c260ba79a17918e71efc2d65d9e18cebb697044159784369bed32ee442c496716e63bf1bd
SSDEEP

96:yYPLOGJbpWd8k74+PAIfbGn0JOu4YTnqJ3yd1vrwcJG/05sVarU+TvQN:TaGvu8k74+PPymqYTK+rwcdsVatTv6

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1904	2132	WerFault.exe	30

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 2372 wrote to memory of 2132	2372	rundll32.exe	30
PID 2372 wrote to memory of 2132	2372	rundll32.exe	30
PID 2372 wrote to memory of 2132	2372	rundll32.exe	30
PID 2372 wrote to memory of 2132	2372	rundll32.exe	30
PID 2372 wrote to memory of 2132	2372	rundll32.exe	30
PID 2372 wrote to memory of 2132	2372	rundll32.exe	30
PID 2372 wrote to memory of 2132	2372	rundll32.exe	30
PID 2132 wrote to memory of 1904	2132	rundll32.exe	31
PID 2132 wrote to memory of 1904	2132	rundll32.exe	31
PID 2132 wrote to memory of 1904	2132	rundll32.exe	31
PID 2132 wrote to memory of 1904	2132	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsDialogs.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2372
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsDialogs.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2132
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2132 -s 240
    3⤵
    - Program crash
    PID:1904

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

Windows 7 deprecation

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