257e99de5649380c28fdc949731a22dc8b7d832382addb0adad3338072bf6bfc

Analysis

max time kernel
31s
max time network
40s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
04-09-2024 01:13

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Reason

Machine shutdown

Report Analysis Logs

General

Target

257e99de5649380c28fdc949731a22dc8b7d832382addb0adad3338072bf6bfc.exe
Size

668KB
MD5

a3ef821627916a0e159c90de54b792c8
SHA1

8465ecd7f2020c1fc24b576c938cf349f157d0e7
SHA256

257e99de5649380c28fdc949731a22dc8b7d832382addb0adad3338072bf6bfc
SHA512

0e143bd00739f9ab9152469afdf1bff5276362945426413c2aa5f8fe02ba89a1304298fd52499112c3e4f936301ece530ada0f859d2fd5435c057a75623147f0
SSDEEP

12288:y4ndmopBj/UqGCrsg5Nx9GmTvC/MTYaF4U34/ccHS:fngOMuVrTvC/9aC641y

Score

3^/10

discovery execution

Malware Config

Signatures

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
348	Powershell.exe

System Location Discovery: System Language Discovery 1 TTPs 2 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	257e99de5649380c28fdc949731a22dc8b7d832382addb0adad3338072bf6bfc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Powershell.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1484 wrote to memory of 348	1484	257e99de5649380c28fdc949731a22dc8b7d832382addb0adad3338072bf6bfc.exe	94
PID 1484 wrote to memory of 348	1484	257e99de5649380c28fdc949731a22dc8b7d832382addb0adad3338072bf6bfc.exe	94
PID 1484 wrote to memory of 348	1484	257e99de5649380c28fdc949731a22dc8b7d832382addb0adad3338072bf6bfc.exe	94

C:\Users\Admin\AppData\Local\Temp\257e99de5649380c28fdc949731a22dc8b7d832382addb0adad3338072bf6bfc.exe
"C:\Users\Admin\AppData\Local\Temp\257e99de5649380c28fdc949731a22dc8b7d832382addb0adad3338072bf6bfc.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1484
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\Powershell.exe
  "Powershell.exe" -ExecutionPolicy Bypass -command Copy-Item 'C:\Users\Admin\AppData\Local\Temp\257e99de5649380c28fdc949731a22dc8b7d832382addb0adad3338072bf6bfc.exe' 'C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\.exe'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  PID:348

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_qjt5uill.fcv.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/348-15-0x0000000004DA0000-0x0000000004E06000-memory.dmp

Filesize
408KB

Download
memory/348-16-0x0000000004E10000-0x0000000004E76000-memory.dmp

Filesize
408KB

Download
memory/348-10-0x0000000000F20000-0x0000000000F56000-memory.dmp

Filesize
216KB

Download
memory/348-22-0x0000000005680000-0x00000000059D4000-memory.dmp

Filesize
3.3MB

Download
memory/348-14-0x0000000004D00000-0x0000000004D22000-memory.dmp

Filesize
136KB

Download
memory/348-12-0x0000000004F50000-0x0000000005578000-memory.dmp

Filesize
6.2MB

Download
memory/348-11-0x0000000075210000-0x00000000759C0000-memory.dmp

Filesize
7.7MB

Download
memory/348-13-0x0000000075210000-0x00000000759C0000-memory.dmp

Filesize
7.7MB

Download
memory/348-27-0x0000000075210000-0x00000000759C0000-memory.dmp

Filesize
7.7MB

Download
memory/1484-3-0x0000000005720000-0x00000000057B2000-memory.dmp

Filesize
584KB

Download
memory/1484-8-0x0000000075210000-0x00000000759C0000-memory.dmp

Filesize
7.7MB

Download
memory/1484-7-0x000000007521E000-0x000000007521F000-memory.dmp

Filesize
4KB

Download
memory/1484-6-0x0000000005990000-0x0000000005A00000-memory.dmp

Filesize
448KB

Download
memory/1484-2-0x0000000005BE0000-0x0000000006184000-memory.dmp

Filesize
5.6MB

Download
memory/1484-0-0x000000007521E000-0x000000007521F000-memory.dmp

Filesize
4KB

Download
memory/1484-5-0x0000000075210000-0x00000000759C0000-memory.dmp

Filesize
7.7MB

Download
memory/1484-1-0x0000000000C90000-0x0000000000D3E000-memory.dmp

Filesize
696KB

Download
memory/1484-4-0x0000000005840000-0x000000000584A000-memory.dmp

Filesize
40KB

Download
memory/1484-9-0x0000000006330000-0x00000000063CC000-memory.dmp

Filesize
624KB

Download