a58eb6df9eab33d850e6c28363bd1fe57fb8160ef1da3f5702b1c150d4bf701b

Analysis

max time kernel
93s
max time network
126s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
04/10/2024, 19:29

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General

Target
avpr.exe
Size 829KB
Sample241004-x7rbdssapp
SHA256 e34065e5508245dec285ffa7711083e9079bda6119e6682688b44fc9eb7e1955
MD5 d437018baa4619c20f492be145a716c3
SHA1 7cebe76330f54d1c103d996227f41a8d1898b13e
SHA512 706fedfc155e910f42081023bb586e1fa5b41ab37c0f1c52461ad375b06cae9f7c6065b5e083ca098a6889dd590a883cd2bff0f6bff02335efc91c5fe1947f1c
SSDEEP 12288:JCJ0+k8KpKiq5olw/2WVg8GRpt9ijJrBn3rXGCocomgRSHsDrA:Ji0+HqKa8TtyptsjJ1n7To/D
MD5 SHA1 SHA512 SSDEEP

Score

3^/10

discovery

Malware Config

Signatures

Program crash 3 IoCs

pid	pid_target	Process	procid_target
4916	5008	WerFault.exe	81
4968	5008	WerFault.exe	81
428	5008	WerFault.exe	81

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	avpr.exe

Modifies registry class 3 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.key	avpr.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.key\	avpr.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.key\ = "regfile"	avpr.exe

C:\Users\Admin\AppData\Local\Temp\avpr.exe
"C:\Users\Admin\AppData\Local\Temp\avpr.exe"
1⤵
- System Location Discovery: System Language Discovery
- Modifies registry class
PID:5008
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 5008 -s 620
  2⤵
  - Program crash
  PID:4916
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 5008 -s 624
  2⤵
  - Program crash
  PID:4968
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 5008 -s 684
  2⤵
  - Program crash
  PID:428

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 5008 -ip 5008
1⤵
PID:4372

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 5008 -ip 5008
1⤵
PID:2024

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 548 -p 5008 -ip 5008
1⤵
PID:3668

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

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Downloads

memory/5008-0-0x0000000000400000-0x00000000005AD000-memory.dmp

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memory/5008-2-0x0000000000400000-0x00000000005AD000-memory.dmp

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memory/5008-1-0x0000000000588000-0x0000000000589000-memory.dmp

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memory/5008-3-0x0000000000400000-0x00000000005AD000-memory.dmp

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memory/5008-4-0x0000000000400000-0x00000000005AD000-memory.dmp

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memory/5008-5-0x0000000000400000-0x00000000005AD000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads