36c7d4dc52d14d18bf0969e49ed110e72ada06f6f78ea40077ed1b56d88cadc4

Analysis

max time kernel
92s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
02/09/2024, 02:45

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General

Target

$PLUGINSDIR/AppAssocReg.dll
Size

14KB
MD5

012461cad43cc5a871bb2019a461a2e4
SHA1

75617dce95008117b5b1bd602bbbe58dfda4e6d8
SHA256

eeed86addbf5989fe54e862e68e9a287eeaad11b209c26de67ab660b21445e15
SHA512

f1c42d0703e5c4fafae2fab90a7c23499e8b72f9e04ecc10602d1c48ca08781000cda36af86577b3e2380684ca442db54668f390822f3590b6dca6507e80fa2e
SSDEEP

192:zJfFQBTidO4veM7x0KDWpHFtH6cAAANa3Gy2sE9jBFKWJfsHRzt8oOT3ip0lL:lfF6iddHvDGFtart8E9VFK4ittEipoL

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
848	2164	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 WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 688 wrote to memory of 2164	688	rundll32.exe	83
PID 688 wrote to memory of 2164	688	rundll32.exe	83
PID 688 wrote to memory of 2164	688	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\AppAssocReg.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:688
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\AppAssocReg.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2164
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2164 -s 632
    3⤵
    - Program crash
    PID:848

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 2164 -ip 2164
1⤵
PID:4496

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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