Overview
overview
10Static
static
3OFICIO Nro...ca.exe
windows7-x64
10OFICIO Nro...ca.exe
windows10-2004-x64
10OFICIO Nro...ib.dll
windows7-x64
3OFICIO Nro...ib.dll
windows10-2004-x64
3OFICIO Nro...Db.dll
windows7-x64
3OFICIO Nro...Db.dll
windows10-2004-x64
3OFICIO Nro...el.dll
windows7-x64
3OFICIO Nro...el.dll
windows10-2004-x64
3OFICIO Nro...ib.dll
windows7-x64
3OFICIO Nro...ib.dll
windows10-2004-x64
3OFICIO Nro...ls.dll
windows7-x64
3OFICIO Nro...ls.dll
windows10-2004-x64
3OFICIO Nro...ls.dll
windows7-x64
3OFICIO Nro...ls.dll
windows10-2004-x64
3OFICIO Nro...49.dll
windows7-x64
3OFICIO Nro...49.dll
windows10-2004-x64
3OFICIO Nro...71.dll
windows7-x64
3OFICIO Nro...71.dll
windows10-2004-x64
3OFICIO Nro...71.dll
windows7-x64
3OFICIO Nro...71.dll
windows10-2004-x64
3OFICIO Nro...t6.dll
windows7-x64
3OFICIO Nro...t6.dll
windows10-2004-x64
3Analysis
-
max time kernel
120s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
17-11-2024 04:07
Static task
static1
Behavioral task
behavioral1
Sample
OFICIO Nro 190 AUTO ADMISORIO DEMANDA LABORAL AGRADECEMOS CONFIRMAR RECIBIDO ESM/05NoficiacionElectronica.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
OFICIO Nro 190 AUTO ADMISORIO DEMANDA LABORAL AGRADECEMOS CONFIRMAR RECIBIDO ESM/05NoficiacionElectronica.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral3
Sample
OFICIO Nro 190 AUTO ADMISORIO DEMANDA LABORAL AGRADECEMOS CONFIRMAR RECIBIDO ESM/MCoreLib.dll
Resource
win7-20240903-en
Behavioral task
behavioral4
Sample
OFICIO Nro 190 AUTO ADMISORIO DEMANDA LABORAL AGRADECEMOS CONFIRMAR RECIBIDO ESM/MCoreLib.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral5
Sample
OFICIO Nro 190 AUTO ADMISORIO DEMANDA LABORAL AGRADECEMOS CONFIRMAR RECIBIDO ESM/MDb.dll
Resource
win7-20240903-en
Behavioral task
behavioral6
Sample
OFICIO Nro 190 AUTO ADMISORIO DEMANDA LABORAL AGRADECEMOS CONFIRMAR RECIBIDO ESM/MDb.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral7
Sample
OFICIO Nro 190 AUTO ADMISORIO DEMANDA LABORAL AGRADECEMOS CONFIRMAR RECIBIDO ESM/MKernel.dll
Resource
win7-20241010-en
Behavioral task
behavioral8
Sample
OFICIO Nro 190 AUTO ADMISORIO DEMANDA LABORAL AGRADECEMOS CONFIRMAR RECIBIDO ESM/MKernel.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral9
Sample
OFICIO Nro 190 AUTO ADMISORIO DEMANDA LABORAL AGRADECEMOS CONFIRMAR RECIBIDO ESM/MUICoreLib.dll
Resource
win7-20240903-en
Behavioral task
behavioral10
Sample
OFICIO Nro 190 AUTO ADMISORIO DEMANDA LABORAL AGRADECEMOS CONFIRMAR RECIBIDO ESM/MUICoreLib.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral11
Sample
OFICIO Nro 190 AUTO ADMISORIO DEMANDA LABORAL AGRADECEMOS CONFIRMAR RECIBIDO ESM/MUIUtils.dll
Resource
win7-20241023-en
Behavioral task
behavioral12
Sample
OFICIO Nro 190 AUTO ADMISORIO DEMANDA LABORAL AGRADECEMOS CONFIRMAR RECIBIDO ESM/MUIUtils.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral13
Sample
OFICIO Nro 190 AUTO ADMISORIO DEMANDA LABORAL AGRADECEMOS CONFIRMAR RECIBIDO ESM/MUtils.dll
Resource
win7-20240903-en
Behavioral task
behavioral14
Sample
OFICIO Nro 190 AUTO ADMISORIO DEMANDA LABORAL AGRADECEMOS CONFIRMAR RECIBIDO ESM/MUtils.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral15
Sample
OFICIO Nro 190 AUTO ADMISORIO DEMANDA LABORAL AGRADECEMOS CONFIRMAR RECIBIDO ESM/coolcore49.dll
Resource
win7-20240729-en
Behavioral task
behavioral16
Sample
OFICIO Nro 190 AUTO ADMISORIO DEMANDA LABORAL AGRADECEMOS CONFIRMAR RECIBIDO ESM/coolcore49.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral17
Sample
OFICIO Nro 190 AUTO ADMISORIO DEMANDA LABORAL AGRADECEMOS CONFIRMAR RECIBIDO ESM/msvcp71.dll
Resource
win7-20240903-en
Behavioral task
behavioral18
Sample
OFICIO Nro 190 AUTO ADMISORIO DEMANDA LABORAL AGRADECEMOS CONFIRMAR RECIBIDO ESM/msvcp71.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral19
Sample
OFICIO Nro 190 AUTO ADMISORIO DEMANDA LABORAL AGRADECEMOS CONFIRMAR RECIBIDO ESM/msvcr71.dll
Resource
win7-20241010-en
Behavioral task
behavioral20
Sample
OFICIO Nro 190 AUTO ADMISORIO DEMANDA LABORAL AGRADECEMOS CONFIRMAR RECIBIDO ESM/msvcr71.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral21
Sample
OFICIO Nro 190 AUTO ADMISORIO DEMANDA LABORAL AGRADECEMOS CONFIRMAR RECIBIDO ESM/xprt6.dll
Resource
win7-20241023-en
Behavioral task
behavioral22
Sample
OFICIO Nro 190 AUTO ADMISORIO DEMANDA LABORAL AGRADECEMOS CONFIRMAR RECIBIDO ESM/xprt6.dll
Resource
win10v2004-20241007-en
General
-
Target
OFICIO Nro 190 AUTO ADMISORIO DEMANDA LABORAL AGRADECEMOS CONFIRMAR RECIBIDO ESM/MUtils.dll
-
Size
619KB
-
MD5
6da9a492898b66db78f5c9d3fc7ecc64
-
SHA1
d264f67d92ccd4cfeaed1510ed0b6ae90d3f7db4
-
SHA256
50dfc607913a47dd266e27f6533f3f6b8f9fe995582f7662a944149a26b5054c
-
SHA512
11bc138d16f279d70ece09e3d238ce891bc5015b6d49a750e153c2b9286bf95e285e818ed5e25e7c731cdfff1324cdb74155f68fda0ef8104eb0d554e2b2923e
-
SSDEEP
12288:OM9gTRuz4D8LNPKworLS82aZkg33/IbH:aTR5QPRYdkZb
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.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 2092 wrote to memory of 3068 2092 rundll32.exe 30 PID 2092 wrote to memory of 3068 2092 rundll32.exe 30 PID 2092 wrote to memory of 3068 2092 rundll32.exe 30 PID 2092 wrote to memory of 3068 2092 rundll32.exe 30 PID 2092 wrote to memory of 3068 2092 rundll32.exe 30 PID 2092 wrote to memory of 3068 2092 rundll32.exe 30 PID 2092 wrote to memory of 3068 2092 rundll32.exe 30
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe "C:\Users\Admin\AppData\Local\Temp\OFICIO Nro 190 AUTO ADMISORIO DEMANDA LABORAL AGRADECEMOS CONFIRMAR RECIBIDO ESM\MUtils.dll",#11⤵
- Suspicious use of WriteProcessMemory
PID:2092 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe "C:\Users\Admin\AppData\Local\Temp\OFICIO Nro 190 AUTO ADMISORIO DEMANDA LABORAL AGRADECEMOS CONFIRMAR RECIBIDO ESM\MUtils.dll",#12⤵
- System Location Discovery: System Language Discovery
PID:3068
-