Malware Analysis Report

2025-01-18 04:48

Sample ID 241031-1279hatfnb
Target 0877a4b59573a412c1c258552c4bec59d009ce2886311d145fdd9359d662f7ae
SHA256 0877a4b59573a412c1c258552c4bec59d009ce2886311d145fdd9359d662f7ae
Tags
discovery stealer revengerat
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

0877a4b59573a412c1c258552c4bec59d009ce2886311d145fdd9359d662f7ae

Threat Level: Known bad

The file 0877a4b59573a412c1c258552c4bec59d009ce2886311d145fdd9359d662f7ae was found to be: Known bad.

Malicious Activity Summary

discovery stealer revengerat

RevengeRat Executable

Revengerat family

Program crash

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-10-31 22:10

Signatures

RevengeRat Executable

stealer
Description Indicator Process Target
N/A N/A N/A N/A

Revengerat family

revengerat

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-10-31 22:09

Reported

2024-10-31 22:20

Platform

win7-20241010-en

Max time kernel

15s

Max time network

20s

Command Line

"C:\Users\Admin\AppData\Local\Temp\0877a4b59573a412c1c258552c4bec59d009ce2886311d145fdd9359d662f7ae.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\0877a4b59573a412c1c258552c4bec59d009ce2886311d145fdd9359d662f7ae.exe

"C:\Users\Admin\AppData\Local\Temp\0877a4b59573a412c1c258552c4bec59d009ce2886311d145fdd9359d662f7ae.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2388 -s 660

Network

N/A

Files

memory/2388-0-0x00000000744AE000-0x00000000744AF000-memory.dmp

memory/2388-1-0x0000000000BA0000-0x0000000000C6A000-memory.dmp

memory/2388-2-0x00000000744A0000-0x0000000074B8E000-memory.dmp

memory/2388-3-0x00000000744A0000-0x0000000074B8E000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-10-31 22:09

Reported

2024-10-31 22:20

Platform

win10v2004-20241007-en

Max time kernel

141s

Max time network

105s

Command Line

"C:\Users\Admin\AppData\Local\Temp\0877a4b59573a412c1c258552c4bec59d009ce2886311d145fdd9359d662f7ae.exe"

Signatures

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\0877a4b59573a412c1c258552c4bec59d009ce2886311d145fdd9359d662f7ae.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\0877a4b59573a412c1c258552c4bec59d009ce2886311d145fdd9359d662f7ae.exe

"C:\Users\Admin\AppData\Local\Temp\0877a4b59573a412c1c258552c4bec59d009ce2886311d145fdd9359d662f7ae.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1700 -ip 1700

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1700 -s 1084

Network

Country Destination Domain Proto
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 81.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 150.171.27.10:443 g.bing.com tcp
US 8.8.8.8:53 71.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 56.163.245.4.in-addr.arpa udp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 43.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 205.47.74.20.in-addr.arpa udp
US 8.8.8.8:53 udp

Files

memory/1700-0-0x000000007481E000-0x000000007481F000-memory.dmp

memory/1700-1-0x00000000000E0000-0x00000000001AA000-memory.dmp

memory/1700-2-0x0000000004A80000-0x0000000004B1C000-memory.dmp

memory/1700-3-0x0000000074810000-0x0000000074FC0000-memory.dmp

memory/1700-4-0x00000000052F0000-0x0000000005894000-memory.dmp

memory/1700-5-0x0000000004C20000-0x0000000004CB2000-memory.dmp

memory/1700-6-0x0000000004A70000-0x0000000004A7A000-memory.dmp

memory/1700-7-0x0000000004CC0000-0x0000000004D16000-memory.dmp

memory/1700-8-0x0000000074810000-0x0000000074FC0000-memory.dmp