1f7746f66fe34a60c699d206480985db98616fa0c5bb990db70d808efe0ffd22

Analysis

max time kernel
425s
max time network
444s
platform
windows11-21h2_x64
resource
win11-20241023-en
resource tags

arch:x64arch:x86image:win11-20241023-enlocale:en-usos:windows11-21h2-x64system
submitted
10-11-2024 07:27

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General

Target

locales/x86/CoolType.dll
Size

3.2MB
MD5

6fb9f15b6a1dd1ee9cdb9b4ef290d69e
SHA1

c5955655e9b96004a72bbb09aa72996f3ddaa539
SHA256

d4a0db913fa555808ce627114fe6e2725970499c70364edbedf47d907d52242d
SHA512

24be26d2e0dc3e05f786ce3eee815247261fe99e1bff08e689d71bf68e7d5340e942aaaefd9203569f63c23a5f5cb46c1ff6a2d91f2753fd6d78240fffa7beed
SSDEEP

49152:37sVoVC47fsPVTs57ovd2MMg6NYpnd3EQUyfha+P/u6LSXvowU7u9qRXApP4Cqrt:37RCwfsdTk+dlb73ELyfhlf9K4Cqi3

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4176	576	WerFault.exe	80

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 4828 wrote to memory of 576	4828	rundll32.exe	80
PID 4828 wrote to memory of 576	4828	rundll32.exe	80
PID 4828 wrote to memory of 576	4828	rundll32.exe	80

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\locales\x86\CoolType.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4828
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\locales\x86\CoolType.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:576
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 576 -s 540
    3⤵
    - Program crash
    PID:4176

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 576 -ip 576
1⤵
PID:4216

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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