3df8c6397421ca385bf7a48e87e5c9c90ddb922b6abc36443fc4fa7475815f5d

Analysis

max time kernel
122s
max time network
126s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
09-09-2024 10:41

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General

Target

$PLUGINSDIR/nsisunz.dll
Size

40KB
MD5

5f13dbc378792f23e598079fc1e4422b
SHA1

5813c05802f15930aa860b8363af2b58426c8adf
SHA256

6e87ecb7f62039fbb6e7676422d1a5e75a32b90dde6865dcb68ee658ba8df61d
SHA512

9270635a5294482f49e0292e26d45dd103b85fe27dc163d44531b095c5f9dbde6b904adaf1a888ba3c112a094380394713c796f5195b2566a20f00b42b6578e5
SSDEEP

384:KExN66Yf2xL5Q4IsjuUjUZfqRDpImexpf88FwHxXvjX3hwlHt6oIfESxSHoOO8n9:O2x64GcVpI3xC8ynToIf1SIOhW4

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2268	2260	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 2960 wrote to memory of 2260	2960	rundll32.exe	30
PID 2960 wrote to memory of 2260	2960	rundll32.exe	30
PID 2960 wrote to memory of 2260	2960	rundll32.exe	30
PID 2960 wrote to memory of 2260	2960	rundll32.exe	30
PID 2960 wrote to memory of 2260	2960	rundll32.exe	30
PID 2960 wrote to memory of 2260	2960	rundll32.exe	30
PID 2960 wrote to memory of 2260	2960	rundll32.exe	30
PID 2260 wrote to memory of 2268	2260	rundll32.exe	31
PID 2260 wrote to memory of 2268	2260	rundll32.exe	31
PID 2260 wrote to memory of 2268	2260	rundll32.exe	31
PID 2260 wrote to memory of 2268	2260	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsisunz.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2960
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsisunz.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2260
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2260 -s 224
    3⤵
    - Program crash
    PID:2268

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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