76557b0f1da2b21272c8a141ead19e15851bc8ab104c59f50e6651ebebfcf379

Analysis

max time kernel
11s
max time network
20s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
21/08/2024, 14:17

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General

Target

$TEMP/Firefox/firefox_inst.dll
Size

44KB
MD5

30c96ef06b2d89ce7f32a0ab7e85017c
SHA1

5736361779aee705764d1b0bb8eb8a2f4c45da33
SHA256

e8513c2d35e821298b91e3226089ac66ab75e44c4c5afd436bac6f290e3fe843
SHA512

188aab49635e99831a99933dd55654dde107d7751b5612f9e27e7f2246aeedd6de0d6d8b0968fabdb253d9fb2a1745858e796bf6ac2091a6b0fd4df0142cefe1
SSDEEP

384:fF/KXi0O+rRTO2ZenG6CpPc7d1wZ8HkRUbqMOLVnuaIuNc4F8WiuWmQrXvcD4RUo:fP0XT3BpW1g8HDeMOLBuaIulXiYOEDW

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 3004 wrote to memory of 3024	3004	rundll32.exe	29
PID 3004 wrote to memory of 3024	3004	rundll32.exe	29
PID 3004 wrote to memory of 3024	3004	rundll32.exe	29
PID 3004 wrote to memory of 3024	3004	rundll32.exe	29
PID 3004 wrote to memory of 3024	3004	rundll32.exe	29
PID 3004 wrote to memory of 3024	3004	rundll32.exe	29
PID 3004 wrote to memory of 3024	3004	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$TEMP\Firefox\firefox_inst.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3004
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$TEMP\Firefox\firefox_inst.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3024

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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