f680afa8207b8930f5bc4deedfe3331f5b79ed6f58790a83a04e692614eac552

Analysis

max time kernel
117s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
07/09/2024, 03:37

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General

Target

$PLUGINSDIR/NSISdl.dll
Size

12KB
MD5

e32c7911814ae37f75ad9340fce9f46c
SHA1

a24483c292fc1a89fe34962cc6fb685d16b42e97
SHA256

a0de27810988abaa75ef1a3b8035a56f6632ee9bd9412918dda608dfe1ad6e4d
SHA512

1201782253eadba8381d660e9e67bf2c74fee92955802e569d8172613d4ef8524985b3a747bb17d0ff256c2ca43e329d1414eacf3491092f4d12efd5b53927e2
SSDEEP

192:BTed/9E1XMNUrW7VymsS9W+7HaQM7zFSnQXiCVIXuZsav+zPzrR2RMi:BTqE2UrW9tWeaQ6zF1NIXu6a2DP8Ki

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2284	2004	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 1744 wrote to memory of 2004	1744	rundll32.exe	28
PID 1744 wrote to memory of 2004	1744	rundll32.exe	28
PID 1744 wrote to memory of 2004	1744	rundll32.exe	28
PID 1744 wrote to memory of 2004	1744	rundll32.exe	28
PID 1744 wrote to memory of 2004	1744	rundll32.exe	28
PID 1744 wrote to memory of 2004	1744	rundll32.exe	28
PID 1744 wrote to memory of 2004	1744	rundll32.exe	28
PID 2004 wrote to memory of 2284	2004	rundll32.exe	29
PID 2004 wrote to memory of 2284	2004	rundll32.exe	29
PID 2004 wrote to memory of 2284	2004	rundll32.exe	29
PID 2004 wrote to memory of 2284	2004	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\NSISdl.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1744
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\NSISdl.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2004
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2004 -s 224
    3⤵
    - Program crash
    PID:2284

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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