f1360c339823b9b3e5888e7a0a5427f775b078cff2231fd89b74b9b6b8fd1611

Analysis

max time kernel
140s
max time network
136s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
21/08/2024, 01:34

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General

Target

xxwewe33/api-ms-win-core-file-l1-2-0.dll
Size

11KB
MD5

00d8b4bed48a1bb8a0451b967a902977
SHA1

f10ef17bda66d7cab2840d7f89c6de022a7b3ff2
SHA256

568d7f8551d8b4199db3359d5145bc4cb01d6d2f1347547f47967eb06a45c3b5
SHA512

e248cbc06fc610f315d7efcadb39b5cb85dfe5d40858768d5aea8d41b3b4b23eafe0db2b38cce362fd8ba8bc5eb26e9b2dddc00e2e8615395bca818ecfe0decc
SSDEEP

192:HWOhW7T71ojDBQABJ76qnajMHxxBNT06YeOg:HWOhWIDBRJulI66YeOg

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 1768 wrote to memory of 3528	1768	rundll32.exe	91
PID 1768 wrote to memory of 3528	1768	rundll32.exe	91
PID 1768 wrote to memory of 3528	1768	rundll32.exe	91

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\xxwewe33\api-ms-win-core-file-l1-2-0.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1768
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\xxwewe33\api-ms-win-core-file-l1-2-0.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3528

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=944,i,2904906934812054273,11716976550456127484,262144 --variations-seed-version --mojo-platform-channel-handle=4128 /prefetch:8
1⤵
PID:2408

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

Windows 7 deprecation

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