Overview
overview
6Static
static
NO ABRIR.rar
windows7-x64
3NO ABRIR.rar
windows10-2004-x64
3NO ABRIR/A...7.html
windows7-x64
1NO ABRIR/A...7.html
windows10-2004-x64
1NO ABRIR/E...28.msg
windows7-x64
6NO ABRIR/E...28.msg
windows10-2004-x64
3NO ABRIR/E...47.msg
windows7-x64
6NO ABRIR/E...47.msg
windows10-2004-x64
3NO ABRIR/F...f.html
windows7-x64
1NO ABRIR/F...f.html
windows10-2004-x64
1NO ABRIR/N...n.xlsx
windows7-x64
1NO ABRIR/N...n.xlsx
windows10-2004-x64
1NO ABRIR/O...r .msg
windows7-x64
6NO ABRIR/O...r .msg
windows10-2004-x64
3NO ABRIR/O...a.xlsx
windows7-x64
1NO ABRIR/O...a.xlsx
windows10-2004-x64
1NO ABRIR/desktop.ini
windows7-x64
1NO ABRIR/desktop.ini
windows10-2004-x64
1Analysis
-
max time kernel
1759s -
max time network
1586s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
02/02/2023, 02:40
Static task
static1
Behavioral task
behavioral1
Sample
NO ABRIR.rar
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
NO ABRIR.rar
Resource
win10v2004-20220812-en
Behavioral task
behavioral3
Sample
NO ABRIR/AUTORIZACION1995324BM7.html
Resource
win7-20220901-en
Behavioral task
behavioral4
Sample
NO ABRIR/AUTORIZACION1995324BM7.html
Resource
win10v2004-20220812-en
Behavioral task
behavioral5
Sample
NO ABRIR/Envio del comprobante fiscal - N6428.msg
Resource
win7-20221111-en
Behavioral task
behavioral6
Sample
NO ABRIR/Envio del comprobante fiscal - N6428.msg
Resource
win10v2004-20220812-en
Behavioral task
behavioral7
Sample
NO ABRIR/Envio del comprobante fiscal - N7547.msg
Resource
win7-20220812-en
Behavioral task
behavioral8
Sample
NO ABRIR/Envio del comprobante fiscal - N7547.msg
Resource
win10v2004-20221111-en
Behavioral task
behavioral9
Sample
NO ABRIR/Factura-8118980.pdf.html
Resource
win7-20221111-en
Behavioral task
behavioral10
Sample
NO ABRIR/Factura-8118980.pdf.html
Resource
win10v2004-20220901-en
Behavioral task
behavioral11
Sample
NO ABRIR/Nuevo orden.xlsx
Resource
win7-20220812-en
Behavioral task
behavioral12
Sample
NO ABRIR/Nuevo orden.xlsx
Resource
win10v2004-20221111-en
Behavioral task
behavioral13
Sample
NO ABRIR/Operacion SPEI-6279 a tu favor .msg
Resource
win7-20220812-en
Behavioral task
behavioral14
Sample
NO ABRIR/Operacion SPEI-6279 a tu favor .msg
Resource
win10v2004-20221111-en
Behavioral task
behavioral15
Sample
NO ABRIR/Orden de compra.xlsx
Resource
win7-20221111-en
Behavioral task
behavioral16
Sample
NO ABRIR/Orden de compra.xlsx
Resource
win10v2004-20220812-en
Behavioral task
behavioral17
Sample
NO ABRIR/desktop.ini
Resource
win7-20220901-en
Behavioral task
behavioral18
Sample
NO ABRIR/desktop.ini
Resource
win10v2004-20220812-en
General
-
Target
NO ABRIR/Envio del comprobante fiscal - N6428.msg
-
Size
27KB
-
MD5
83880f5ab0138184aa90103345826760
-
SHA1
378e3d1d13dadfe7372e33d34b636cca79424355
-
SHA256
9f515446898be56e1c6b21340a7f87c17896ab89768883ddb5b20c460a3d0892
-
SHA512
985b5d5bb76188f05c9f5e14070fe39e8c747c6b95d141711e87936d18a7695ebd2ecb8bfd2303d57a77859755b8e6273f0a60ac7e5afa64cbc0ae087a1fb9f8
-
SSDEEP
384:I2ffCFVFCFfXuUtqKiHGt4Ot/zXiGTOV:rffCF3CFfXuUtP7t4OVzX3TO
Malware Config
Signatures
-
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
-
Modifies registry class 2 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000_Classes\Local Settings cmd.exe Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000_Classes\Local Settings OpenWith.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 4848 OpenWith.exe
Processes
-
C:\Windows\system32\cmd.execmd /c "C:\Users\Admin\AppData\Local\Temp\NO ABRIR\Envio del comprobante fiscal - N6428.msg"1⤵
- Modifies registry class
PID:2548
-
C:\Windows\system32\OpenWith.exeC:\Windows\system32\OpenWith.exe -Embedding1⤵
- Modifies registry class
- Suspicious use of SetWindowsHookEx
PID:4848