cbefcdf934d042c4ae2740d300142a122f73cd34498dd536399fd4b485019641

Analysis

max time kernel
135s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
10/08/2024, 20:39

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General

Target

sm64ex-coop/bass.dll
Size

126KB
MD5

f2a113b6ee24d9382953c9729ae357af
SHA1

749f4512a02287095a53db634783f7e399cd31b9
SHA256

0738dc614d751b3b08125c03a920fc243a3e5eea4f16d3374d8d94a6e2454477
SHA512

f9f366515b337c9df48ff1a21fb124091b2bec94c8a2d94de9c17c210b24931222a11d5b9914ea2fa40807ff7d4322d72d7779f34d07ce3ca2a44795718d047b
SSDEEP

3072:XEO8sJoacO66LKY5cTaEh9NuEG1hv0BPMehlGjjG0zoqu:X5uiDLKwcWCw5hvWMYsjC6oqu

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 3 IoCs

description	pid	Process	procid_target
PID 3456 wrote to memory of 4744	3456	rundll32.exe	89
PID 3456 wrote to memory of 4744	3456	rundll32.exe	89
PID 3456 wrote to memory of 4744	3456	rundll32.exe	89

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\sm64ex-coop\bass.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3456
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\sm64ex-coop\bass.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4744

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/4744-0-0x0000000074D80000-0x0000000074DCB000-memory.dmp

Filesize
300KB

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memory/4744-3-0x0000000002E60000-0x0000000002E61000-memory.dmp

Filesize
4KB

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