6db345ff7f370b0785a5ce1a0f3e8d9b2a8d8fb6a236d29744c87749868adc50

Analysis

max time kernel
139s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
02-11-2024 11:18

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General

Target

Esdll.dll
Size

396KB
MD5

e7cf8ddd9941ba6e08e212d91759b174
SHA1

c6aa8e0fc0edef731f338422e122ceca00a0969d
SHA256

a012917b4567830f38b557f7466bf4a9a6b8af74f34bb7d336edefb1c93f3b09
SHA512

9d492cf1ff2d56ad66a200436eef15c8598d08130ed6735eede546b42659b951b4f3a11264876b46e5f637b9b37d7ee4f974e80be327e35072068394e9352956
SSDEEP

6144:Ds4753v/TKFs2BQ9lL+2Spp3vjteaheqajv+wQzy:Ds4753v/TKFs2BQ9lLHSpp/jttUWwQy

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1984	3892	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 4208 wrote to memory of 3892	4208	rundll32.exe	84
PID 4208 wrote to memory of 3892	4208	rundll32.exe	84
PID 4208 wrote to memory of 3892	4208	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\Esdll.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4208
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\Esdll.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3892
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3892 -s 600
    3⤵
    - Program crash
    PID:1984

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3892 -ip 3892
1⤵
PID:4748

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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