57d72f3bd135c39e65cbb7007e4812e81cf4872c00c98f623ad397767bc956ec

Analysis

max time kernel
6s
max time network
6s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
19-09-2024 06:06

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Reason

Machine shutdown

Report Analysis Logs

General

Target

57d72f3bd135c39e65cbb7007e4812e81cf4872c00c98f623ad397767bc956ecN.exe
Size

124KB
MD5

e52f9db09dda6a578a7769827a4f1d50
SHA1

d532833f66d6c28eb8dfe685448be0a36987105a
SHA256

57d72f3bd135c39e65cbb7007e4812e81cf4872c00c98f623ad397767bc956ec
SHA512

146dbcce74723739d3de2cf855ce4ce73205b0a5857c90d1e19294686136fb5fadac78a5a74839a162e8087f023cbaaea7b5a5bf7cdfbe8461e1d33688a7c09f
SSDEEP

3072:Ie0ISXBUJaFII7hShoE22Ha7o8WAE5zYUoh:38BUJNZtzT

Score

8^/10

discovery persistence privilege_escalation

Malware Config

Signatures

Event Triggered Execution: AppInit DLLs 1 TTPs
Adversaries may establish persistence and/or elevate privileges by executing malicious content triggered by AppInit DLLs loaded into processes.
persistence privilege_escalation

AppInit DLLs
T1546.010

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\pyvhrrb.dll	57d72f3bd135c39e65cbb7007e4812e81cf4872c00c98f623ad397767bc956ecN.exe

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	57d72f3bd135c39e65cbb7007e4812e81cf4872c00c98f623ad397767bc956ecN.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeShutdownPrivilege	1744	57d72f3bd135c39e65cbb7007e4812e81cf4872c00c98f623ad397767bc956ecN.exe

C:\Users\Admin\AppData\Local\Temp\57d72f3bd135c39e65cbb7007e4812e81cf4872c00c98f623ad397767bc956ecN.exe
"C:\Users\Admin\AppData\Local\Temp\57d72f3bd135c39e65cbb7007e4812e81cf4872c00c98f623ad397767bc956ecN.exe"
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:1744

C:\Windows\system32\LogonUI.exe
"LogonUI.exe" /flags:0x0
1⤵
PID:2152

C:\Windows\system32\LogonUI.exe
"LogonUI.exe" /flags:0x1
1⤵
PID:2444

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Event Triggered Execution

T1546

AppInit DLLs

T1546.010

Privilege Escalation

Event Triggered Execution

T1546

AppInit DLLs

T1546.010

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

memory/1744-0-0x0000000001001000-0x0000000001002000-memory.dmp

Filesize
4KB

Download
memory/1744-2-0x0000000001000000-0x0000000001020000-memory.dmp

Filesize
128KB

Download
memory/1744-1-0x0000000001000000-0x0000000001020000-memory.dmp

Filesize
128KB

Download
memory/2152-5-0x0000000002E10000-0x0000000002E11000-memory.dmp

Filesize
4KB

Download
memory/2444-6-0x0000000002B30000-0x0000000002B31000-memory.dmp

Filesize
4KB

Download