6a47bed443d129fb6c3661b64547971090889b7c1a8fdf8d27bd804d5f5dd1d8

Analysis

max time kernel
15s
max time network
17s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
16/10/2024, 23:13

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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
2316	1312	WerFault.exe	30

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 11 IoCs

description	pid	Process	procid_target
PID 2908 wrote to memory of 1312	2908	rundll32.exe	30
PID 2908 wrote to memory of 1312	2908	rundll32.exe	30
PID 2908 wrote to memory of 1312	2908	rundll32.exe	30
PID 2908 wrote to memory of 1312	2908	rundll32.exe	30
PID 2908 wrote to memory of 1312	2908	rundll32.exe	30
PID 2908 wrote to memory of 1312	2908	rundll32.exe	30
PID 2908 wrote to memory of 1312	2908	rundll32.exe	30
PID 1312 wrote to memory of 2316	1312	rundll32.exe	31
PID 1312 wrote to memory of 2316	1312	rundll32.exe	31
PID 1312 wrote to memory of 2316	1312	rundll32.exe	31
PID 1312 wrote to memory of 2316	1312	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\locales\x86\CoolType.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2908
- 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
  - Suspicious use of WriteProcessMemory
  PID:1312
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1312 -s 220
    3⤵
    - Program crash
    PID:2316

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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