1409817f25c45040cecda9b0b92a9a80dcbd94471bc9146a20086f03ace6869d

Analysis

max time kernel
13s
max time network
19s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
05/10/2024, 18:54

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General

Target

$PLUGINSDIR/NSISdl.dll
Size

14KB
MD5

a5f8399a743ab7f9c88c645c35b1ebb5
SHA1

168f3c158913b0367bf79fa413357fbe97018191
SHA256

dacc88a12d3ba438fdae3535dc7a5a1d389bce13adc993706424874a782e51c9
SHA512

824e567f5211bf09c7912537c7836d761b0934207612808e9a191f980375c6a97383dbc6b4a7121c6b5f508cbfd7542a781d6b6b196ca24841f73892eec5e977
SSDEEP

192:tUZTobBDJ68r67wmsvJI5ad9cXzFOVu+mZ/P3p+57CvpVqDxVp01Dwn2GRPgsfA:6Bo/680dCI5adOjFOg9//p27uNw2Go

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2092	2964	WerFault.exe	29

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 1288 wrote to memory of 2964	1288	rundll32.exe	29
PID 1288 wrote to memory of 2964	1288	rundll32.exe	29
PID 1288 wrote to memory of 2964	1288	rundll32.exe	29
PID 1288 wrote to memory of 2964	1288	rundll32.exe	29
PID 1288 wrote to memory of 2964	1288	rundll32.exe	29
PID 1288 wrote to memory of 2964	1288	rundll32.exe	29
PID 1288 wrote to memory of 2964	1288	rundll32.exe	29
PID 2964 wrote to memory of 2092	2964	rundll32.exe	30
PID 2964 wrote to memory of 2092	2964	rundll32.exe	30
PID 2964 wrote to memory of 2092	2964	rundll32.exe	30
PID 2964 wrote to memory of 2092	2964	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\NSISdl.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1288
- 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:2964
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2964 -s 228
    3⤵
    - Program crash
    PID:2092

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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