3155ac68cf53e63d025ec21abbcd54f9b0cf687c6b11679a92c9cd20ee853349

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
31-10-2024 01:47

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General

Target

2024-10-31_58e6748e57e6b285b9a8a7e95226df23_revil.exe
Size

173KB
MD5

58e6748e57e6b285b9a8a7e95226df23
SHA1

cc56cf30081fc45fbc025592acf0cba74aaf64a2
SHA256

3155ac68cf53e63d025ec21abbcd54f9b0cf687c6b11679a92c9cd20ee853349
SHA512

9159a4e4d198377ef27a95537d32e6f0baae8d136b3bb7a532aa07887c811aab18a95d9f8f0835d29c74488e05726e1d9464d8266b854f9bcdc89ecf52a75dd3
SSDEEP

3072:JLFrb30BRtBwZg+i2ayyAIj472y+B6qRl1aBoMT3QV/zqy:NJ0BaScFyAIjhqSwzgJx

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2552 2128 WerFault.exe 2024-10-31_58e6748e57e6b285b9a8a7e95226df23_revil.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

Processes:

2024-10-31_58e6748e57e6b285b9a8a7e95226df23_revil.exe

description ioc process

Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2024-10-31_58e6748e57e6b285b9a8a7e95226df23_revil.exe

pid	pid_target	process	target process
2552	2128	WerFault.exe	2024-10-31_58e6748e57e6b285b9a8a7e95226df23_revil.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-10-31_58e6748e57e6b285b9a8a7e95226df23_revil.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

2024-10-31_58e6748e57e6b285b9a8a7e95226df23_revil.exe

description	pid	process	target process
PID 2128 wrote to memory of 2552	2128	2024-10-31_58e6748e57e6b285b9a8a7e95226df23_revil.exe	WerFault.exe
PID 2128 wrote to memory of 2552	2128	2024-10-31_58e6748e57e6b285b9a8a7e95226df23_revil.exe	WerFault.exe
PID 2128 wrote to memory of 2552	2128	2024-10-31_58e6748e57e6b285b9a8a7e95226df23_revil.exe	WerFault.exe
PID 2128 wrote to memory of 2552	2128	2024-10-31_58e6748e57e6b285b9a8a7e95226df23_revil.exe	WerFault.exe

C:\Users\Admin\AppData\Local\Temp\2024-10-31_58e6748e57e6b285b9a8a7e95226df23_revil.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-31_58e6748e57e6b285b9a8a7e95226df23_revil.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2128
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2128 -s 36
  2⤵
  - Program crash
  PID:2552

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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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