bc89ef35f15c4ae4268961e8a8bc53a883afe23b3bf8e841a17499e0e9957b96

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
21/01/2025, 17:04

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General

Target
$PLUGINSDIR/NSISdl.dll
Size 14KB
Sample250121-vlsafstrgl
SHA256 1d74275fb0ddcb7c01a92c4ea5c7ef137cdfa0b48ae2b293f0ea178b355cbaa8
MD5 997ae296af5b7ca9aaa52f6844075439
SHA1 9814f0b09219ac2eed875d842b9362c3b32bec6f
SHA512 a81ee17129278a185e91f6615da2d9e47940580fcaac3806ace17a0c0e48995f8e85de6deedcec502782141acd381fb7dd1c72a93fcd40112afadc3741572349
SSDEEP 192:u4lsN55M8r67wmsvJI5a299sfoG8I+WhPB3RY+h/G3DNl/qYcVp/126gszA:uysdM80dCI5a2LsQ5IlPNRY00AlACU
MD5 SHA1 SHA512 SSDEEP

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2460	2504	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 2328 wrote to memory of 2504	2328	rundll32.exe	30
PID 2328 wrote to memory of 2504	2328	rundll32.exe	30
PID 2328 wrote to memory of 2504	2328	rundll32.exe	30
PID 2328 wrote to memory of 2504	2328	rundll32.exe	30
PID 2328 wrote to memory of 2504	2328	rundll32.exe	30
PID 2328 wrote to memory of 2504	2328	rundll32.exe	30
PID 2328 wrote to memory of 2504	2328	rundll32.exe	30
PID 2504 wrote to memory of 2460	2504	rundll32.exe	31
PID 2504 wrote to memory of 2460	2504	rundll32.exe	31
PID 2504 wrote to memory of 2460	2504	rundll32.exe	31
PID 2504 wrote to memory of 2460	2504	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\NSISdl.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2328
- 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:2504
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2504 -s 224
    3⤵
    - Program crash
    PID:2460

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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