e75fda3e5f848d514554319f2d40bfe8e1b3c2063891cd8b32fc514a169267d5

Analysis

max time kernel
94s
max time network
132s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
02-01-2025 05:57

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General

Target

e75fda3e5f848d514554319f2d40bfe8e1b3c2063891cd8b32fc514a169267d5.dll
Size

76KB
MD5

a50797c50562c544f0501232a955043e
SHA1

b7935d36349a039e8acda1869d5eca95e453f1e4
SHA256

e75fda3e5f848d514554319f2d40bfe8e1b3c2063891cd8b32fc514a169267d5
SHA512

fa0db96cb9a72bfd40c0f657835ee30e2e6ca35acb5d996f73fe707719876ae31385fd7a99914d0fbdb86494ed4e9e3f60de82284a2e18f26e94de1f71f611fe
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZWqy0Mq+:c8y93KQjy7G55riF1cMo03Ty0+

Score

8^/10

discovery persistence privilege_escalation upx

Malware Config

Signatures

Event Triggered Execution: AppInit DLLs 1 TTPs
Adversaries may establish persistence and/or elevate privileges by executing malicious content triggered by AppInit DLLs loaded into processes.
persistence privilege_escalation

AppInit DLLs
T1546.010

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/5084-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/5084-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3036	5084	WerFault.exe	83

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 AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	5084	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2012 wrote to memory of 5084	2012	rundll32.exe	83
PID 2012 wrote to memory of 5084	2012	rundll32.exe	83
PID 2012 wrote to memory of 5084	2012	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e75fda3e5f848d514554319f2d40bfe8e1b3c2063891cd8b32fc514a169267d5.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2012
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\e75fda3e5f848d514554319f2d40bfe8e1b3c2063891cd8b32fc514a169267d5.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:5084
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 5084 -s 720
    3⤵
    - Program crash
    PID:3036

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 5084 -ip 5084
1⤵
PID:3108

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Event Triggered Execution

T1546

AppInit DLLs

T1546.010

Privilege Escalation

Event Triggered Execution

T1546

AppInit DLLs

T1546.010

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/5084-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/5084-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download