48fb5c4c2a2e6ab49bb10c599d69ab614d2c69f91854e00adaf5508d9ee14f7a

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
02/10/2024, 18:50

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General

Target

$PLUGINSDIR/nsDialogs.dll
Size

9KB
MD5

b7d61f3f56abf7b7ff0d4e7da3ad783d
SHA1

15ab5219c0e77fd9652bc62ff390b8e6846c8e3e
SHA256

89a82c4849c21dfe765052681e1fad02d2d7b13c8b5075880c52423dca72a912
SHA512

6467c0de680fadb8078bdaa0d560d2b228f5a22d4d8358a1c7d564c6ebceface5d377b870eaf8985fbee727001da569867554154d568e3b37f674096bbafafb8
SSDEEP

96:ooEv02zUu56FcS817eTaXx85qHFcUcxSgB5PKtAtoniJninnt3DVEB3YMNqkzfFc:ooEvCu5e81785qHFcU0PuAw0uyyIFc

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2520	1920	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 1724 wrote to memory of 1920	1724	rundll32.exe	30
PID 1724 wrote to memory of 1920	1724	rundll32.exe	30
PID 1724 wrote to memory of 1920	1724	rundll32.exe	30
PID 1724 wrote to memory of 1920	1724	rundll32.exe	30
PID 1724 wrote to memory of 1920	1724	rundll32.exe	30
PID 1724 wrote to memory of 1920	1724	rundll32.exe	30
PID 1724 wrote to memory of 1920	1724	rundll32.exe	30
PID 1920 wrote to memory of 2520	1920	rundll32.exe	31
PID 1920 wrote to memory of 2520	1920	rundll32.exe	31
PID 1920 wrote to memory of 2520	1920	rundll32.exe	31
PID 1920 wrote to memory of 2520	1920	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:1724
- 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:1920
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1920 -s 240
    3⤵
    - Program crash
    PID:2520

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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