f92ad1e92780a039397fd62d04affe97f1a65d04e7a41c9b5da6dd3fd265967e

Analysis

max time kernel
1679s
max time network
1156s
platform
windows10-2004_x64
resource
win10v2004-20240730-en
resource tags

arch:x64arch:x86image:win10v2004-20240730-enlocale:en-usos:windows10-2004-x64system
submitted
01-08-2024 20:59

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General

Target

$PLUGINSDIR/nsExec.dll
Size

6KB
MD5

0a6f707fa22c3f3e5d1abb54b0894ad6
SHA1

610cb2c3623199d0d7461fc775297e23cef88c4e
SHA256

370e47364561fa501b1300b056fb53fae12b1639fdf5f113275bee03546081c0
SHA512

af0c8ca0c892f1b757fbd700061f3d81417dff11d89bdff45e977de81ad51c97862406cf7e230e76cf99497f93f57bf09609740953cd81b0d795465ac2623ea8
SSDEEP

96:e97GUxNkO6GR0t9GKKr1Zd8NHYVVHp4dEeY3kRnHdMqqyVgN0u3e:eBXhHR0aTQN4gRHdMqJVgN0N

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
5104	4208	WerFault.exe	83

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 3 IoCs

description	pid	Process	procid_target
PID 4492 wrote to memory of 4208	4492	rundll32.exe	83
PID 4492 wrote to memory of 4208	4492	rundll32.exe	83
PID 4492 wrote to memory of 4208	4492	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsExec.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4492
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsExec.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4208
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4208 -s 612
    3⤵
    - Program crash
    PID:5104

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 4208 -ip 4208
1⤵
PID:4260

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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