ec79b825bad3af2092d6890b34faf2cb5f93bbb01128c8b3d88204196f3f6834

Analysis

max time kernel
90s
max time network
143s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
28-12-2024 01:44

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General

Target

ec79b825bad3af2092d6890b34faf2cb5f93bbb01128c8b3d88204196f3f6834.dll
Size

1.2MB
MD5

ab7e85f54f9fc81a1dc67e6bd1bb688e
SHA1

b7bbf8f8681ee778822017c1075d97744df4d01a
SHA256

ec79b825bad3af2092d6890b34faf2cb5f93bbb01128c8b3d88204196f3f6834
SHA512

bff9d16268a498d9dac71ab6600d6ac2111cc606fdd6d82644b48692339d379112f87d25f285a2573f7d06f0a675de696df7565cfb05e0da32c3ce732f48b2b7
SSDEEP

24576:K1n7P9ULut7UuoGsGZiUhS/VKXteAoM5WbUg/n3MtRldzFjKtTLeXK07:iBLqbGMTLY

Score

8^/10

discovery

Malware Config

Signatures

Blocklisted process makes network request 1 IoCs

flow	pid	Process
6	4940	rundll32.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3256	4940	WerFault.exe	84

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 3544 wrote to memory of 4940	3544	rundll32.exe	84
PID 3544 wrote to memory of 4940	3544	rundll32.exe	84
PID 3544 wrote to memory of 4940	3544	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ec79b825bad3af2092d6890b34faf2cb5f93bbb01128c8b3d88204196f3f6834.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3544
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\ec79b825bad3af2092d6890b34faf2cb5f93bbb01128c8b3d88204196f3f6834.dll,#1
  2⤵
  - Blocklisted process makes network request
  - System Location Discovery: System Language Discovery
  PID:4940
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4940 -s 744
    3⤵
    - Program crash
    PID:3256

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4940 -ip 4940
1⤵
PID:1752

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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