aa63d723e0fde39bd468725d9ab31e22fded6f389399dc31f1ccf8bf87bee110

Analysis

max time kernel
13s
max time network
18s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
28/08/2024, 20:51

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General

Target

CORE_RL_ttf_.dll
Size

454KB
MD5

e3e12e401c417b7757bb3c2936b6f920
SHA1

a44ccf7fd934140204c6d951064748da3065fd9c
SHA256

ee480ee4390c3e4c001216f745175f479567204ad45b94c9cebe909bfddc797c
SHA512

9e57791a080a1ddfd4ccea6a459a692953208115fb22bb1eba257a613f56c901536cc45635b52771931b1a187f683bc84ade5d2d7f979d376d49236ac9185e05
SSDEEP

12288:v5MITAFfB+oMbRMSCqDed7mv1a4HLxVQHMmRXvVykHfEWmc2:pUhvpdCDVRmRXvUZc

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2224	2684	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 2404 wrote to memory of 2684	2404	rundll32.exe	30
PID 2404 wrote to memory of 2684	2404	rundll32.exe	30
PID 2404 wrote to memory of 2684	2404	rundll32.exe	30
PID 2404 wrote to memory of 2684	2404	rundll32.exe	30
PID 2404 wrote to memory of 2684	2404	rundll32.exe	30
PID 2404 wrote to memory of 2684	2404	rundll32.exe	30
PID 2404 wrote to memory of 2684	2404	rundll32.exe	30
PID 2684 wrote to memory of 2224	2684	rundll32.exe	31
PID 2684 wrote to memory of 2224	2684	rundll32.exe	31
PID 2684 wrote to memory of 2224	2684	rundll32.exe	31
PID 2684 wrote to memory of 2224	2684	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\CORE_RL_ttf_.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2404
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\CORE_RL_ttf_.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2684
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2684 -s 220
    3⤵
    - Program crash
    PID:2224

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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