d49877b56eae195a92a251b8a2323f9271c5d1258c8671d26e03ee44425c0478

Analysis

max time kernel
119s
max time network
122s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
18/08/2024, 14:55 UTC

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General

Target

ClassLibrary1.dll
Size

7KB
MD5

b0d15029f723c97e016ab382ff026efd
SHA1

a02e4e7deab0f44ffab1a7f1bd41007aa09d5a1e
SHA256

80e8cb8e2296644f976e8950162983b41d177ce70ab172311694be656ce95af3
SHA512

3e87810af9eda7ea26ce0096ae42507b456bbc20b2452ae204256e1e89df4166c6003bdcc35824ef3503c10101f1deedff63b3daf16b3e569692099d666009d7
SSDEEP

96:pPSr//BoAKKKKLZetZy9HdEVvNx5WKo+nwsFnxbsX5ZUtbPYM3XII:pa/OFry9+VvNx5KEnFspWH/

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 FindShellTrayWindow 1 IoCs

pid	Process
3036	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2200 wrote to memory of 3036	2200	rundll32.exe	30
PID 2200 wrote to memory of 3036	2200	rundll32.exe	30
PID 2200 wrote to memory of 3036	2200	rundll32.exe	30
PID 2200 wrote to memory of 3036	2200	rundll32.exe	30
PID 2200 wrote to memory of 3036	2200	rundll32.exe	30
PID 2200 wrote to memory of 3036	2200	rundll32.exe	30
PID 2200 wrote to memory of 3036	2200	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ClassLibrary1.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2200
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\ClassLibrary1.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of FindShellTrayWindow
  PID:3036

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

Replay Monitor

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Downloads

memory/3036-0-0x0000000000880000-0x00000000008C0000-memory.dmp

Filesize
256KB

Download
memory/3036-1-0x00000000745DE000-0x00000000745DF000-memory.dmp

Filesize
4KB

Download
memory/3036-2-0x00000000002A0000-0x00000000002AA000-memory.dmp

Filesize
40KB

Download
memory/3036-3-0x0000000074E30000-0x0000000074E3A000-memory.dmp

Filesize
40KB

Download