9ed5767db68fb669b3f18a0565cae471ee3800b94a187c4512e5a6691797c511

Analysis

max time kernel
120s
max time network
126s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
02/10/2024, 16:10

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General

Target

$PLUGINSDIR/NsisInstallUI.dll
Size

1.8MB
MD5

69b36f5513e880105fe0994feef54e70
SHA1

57b689dbf36719e17a9f16ad5245c8605d59d4c0
SHA256

531d1191eded0bf76abb40f0367efa2f4e4554123dc2373cf23ee3af983b6d5f
SHA512

c5c09d81a601f8060acf6d9eeaa9e417843bb37b81d5de6b5c70fb404a529c2b906d4bb0995d574dd5a3b4986e3cbe20882aa3e8349e31ff26bdb832692596bd
SSDEEP

24576:PHI9QRkU8s2UDY3r58zoPOfxLcbyTRsr5:fyQn8jUE7HmKbQi

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1544	1992	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 2532 wrote to memory of 1992	2532	rundll32.exe	30
PID 2532 wrote to memory of 1992	2532	rundll32.exe	30
PID 2532 wrote to memory of 1992	2532	rundll32.exe	30
PID 2532 wrote to memory of 1992	2532	rundll32.exe	30
PID 2532 wrote to memory of 1992	2532	rundll32.exe	30
PID 2532 wrote to memory of 1992	2532	rundll32.exe	30
PID 2532 wrote to memory of 1992	2532	rundll32.exe	30
PID 1992 wrote to memory of 1544	1992	rundll32.exe	31
PID 1992 wrote to memory of 1544	1992	rundll32.exe	31
PID 1992 wrote to memory of 1544	1992	rundll32.exe	31
PID 1992 wrote to memory of 1544	1992	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\NsisInstallUI.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2532
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\NsisInstallUI.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1992
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1992 -s 232
    3⤵
    - Program crash
    PID:1544

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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