e1f619f440e6fa957d563ab4ed0e38d95c7b29b46b5e93ffb4075cdced027443

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
25-01-2025 02:40

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General

Target

$PLUGINSDIR/nsBrowserOpt.dll
Size

315KB
MD5

b6e4392a71867ca9dc6580de54acb34d
SHA1

b105e6b1f61e90ae46a760e8bb98d8489c43b968
SHA256

09a395cdd7f124e04a765b82f68cd9b5c4912ea4a07f512b3e5b098af007762e
SHA512

1b28caac78c57901827f058aefad3e2c3b6710a0f7a339b3b9e39775f54113bba50c2d430e1f71ffd812705dd67a3d2ac69bf10838b5bd6aeb8833b6495e95ad
SSDEEP

6144:zo3WlsbCU4L8FyTVckgNsYXnzI0LdGY1TBLXSU4t/L:U3WGbvK6yxcpNsY3zIKd1TRXSUYL

Score

3^/10

discovery

Malware Config

Signatures

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 7 IoCs

description	pid	Process	procid_target
PID 2496 wrote to memory of 2008	2496	rundll32.exe	30
PID 2496 wrote to memory of 2008	2496	rundll32.exe	30
PID 2496 wrote to memory of 2008	2496	rundll32.exe	30
PID 2496 wrote to memory of 2008	2496	rundll32.exe	30
PID 2496 wrote to memory of 2008	2496	rundll32.exe	30
PID 2496 wrote to memory of 2008	2496	rundll32.exe	30
PID 2496 wrote to memory of 2008	2496	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsBrowserOpt.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2496
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsBrowserOpt.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2008

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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