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
150s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-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/msvcp71.dll
-
Size
488KB
-
MD5
561fa2abb31dfa8fab762145f81667c2
-
SHA1
c8ccb04eedac821a13fae314a2435192860c72b8
-
SHA256
df96156f6a548fd6fe5672918de5ae4509d3c810a57bffd2a91de45a3ed5b23b
-
SHA512
7d960aa8e3cce22d63a6723d7f00c195de7de83b877eca126e339e2d8cc9859e813e05c5c0a5671a75bb717243e9295fd13e5e17d8c6660eb59f5baee63a7c43
-
SSDEEP
12288:fJzxYPVsBnxO/R7krZhUgiW6QR7t5k3Ooc8iHkC2eq:fZxvBnxOJ7ki3Ooc8iHkC2e
Malware Config
Signatures
-
Program crash 1 IoCs
pid pid_target Process procid_target 536 4644 WerFault.exe 83 -
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 3 IoCs
description pid Process procid_target PID 3196 wrote to memory of 4644 3196 rundll32.exe 83 PID 3196 wrote to memory of 4644 3196 rundll32.exe 83 PID 3196 wrote to memory of 4644 3196 rundll32.exe 83
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe "C:\Users\Admin\AppData\Local\Temp\OFICIO Nro 190 AUTO ADMISORIO DEMANDA LABORAL AGRADECEMOS CONFIRMAR RECIBIDO ESM\msvcp71.dll",#11⤵
- Suspicious use of WriteProcessMemory
PID:3196 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe "C:\Users\Admin\AppData\Local\Temp\OFICIO Nro 190 AUTO ADMISORIO DEMANDA LABORAL AGRADECEMOS CONFIRMAR RECIBIDO ESM\msvcp71.dll",#12⤵
- System Location Discovery: System Language Discovery
PID:4644 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4644 -s 6043⤵
- Program crash
PID:536
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 4644 -ip 46441⤵PID:5048