b4d38ca8d15ea651ac5e1a5de5d81c4e2edc54845d6ae7a7beb03a243c3965f6

Analysis

max time kernel
94s
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
27/01/2025, 14:55

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General

Target
$TEMP/XL7InstallUI/atl71.dll
Size 88KB
Sample250127-sapdbavjdr
SHA256 d422497febaa2fbb83a8a2ec342e08884c5a77fbddabde7bec4e21884f56d0ce
MD5 4edd8d74ea48f58d3eca7e9297f19221
SHA1 c874f24787c7e487f16113080a80d8241297d5b0
SHA512 6816c9d43aa3f78bec77d0e9be5e4e549a86f5ca2afaa19167d01763dd15fc7c18db609249e70271b88162460929d7cba13354e38eab0c9b03769fc0b498c32c
SSDEEP 1536:nrikoNDxHopwlej/A+KZtI+nG+efsCPJOnb/lDwT/XvTjZoxzvN4Zwm7aI5Y:u8pwBI+tefsnb/lDY/X/KVv6Zwm/
MD5 SHA1 SHA512 SSDEEP

Score

3^/10

discovery

Malware Config

Signatures

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 3664 wrote to memory of 2424	3664	rundll32.exe	82
PID 3664 wrote to memory of 2424	3664	rundll32.exe	82
PID 3664 wrote to memory of 2424	3664	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$TEMP\XL7InstallUI\atl71.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3664
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$TEMP\XL7InstallUI\atl71.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2424

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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