Malware Analysis Report

2024-10-23 20:58

Sample ID 240411-jn1ttsfa83
Target ecec8023f18a464c2190c3ae00a63a30_JaffaCakes118
SHA256 96bb950fc0d8f6c356b764ce7172b43ff32533d14a75dbca747166482fc0f9f6
Tags
expiro backdoor
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

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

96bb950fc0d8f6c356b764ce7172b43ff32533d14a75dbca747166482fc0f9f6

Threat Level: Known bad

The file ecec8023f18a464c2190c3ae00a63a30_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

expiro backdoor

Expiro, m0yv

Expiro payload

Unsigned PE

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-04-11 07:49

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-04-11 07:49

Reported

2024-04-11 07:52

Platform

win7-20240221-en

Max time kernel

118s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ecec8023f18a464c2190c3ae00a63a30_JaffaCakes118.exe"

Signatures

Expiro, m0yv

backdoor expiro

Expiro payload

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

Processes

C:\Users\Admin\AppData\Local\Temp\ecec8023f18a464c2190c3ae00a63a30_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\ecec8023f18a464c2190c3ae00a63a30_JaffaCakes118.exe"

Network

N/A

Files

memory/2756-0-0x0000000001000000-0x00000000010FB000-memory.dmp

memory/2756-1-0x0000000001000000-0x00000000010FB000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-04-11 07:49

Reported

2024-04-11 07:52

Platform

win10v2004-20240226-en

Max time kernel

149s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ecec8023f18a464c2190c3ae00a63a30_JaffaCakes118.exe"

Signatures

Expiro, m0yv

backdoor expiro

Expiro payload

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

Processes

C:\Users\Admin\AppData\Local\Temp\ecec8023f18a464c2190c3ae00a63a30_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\ecec8023f18a464c2190c3ae00a63a30_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 136.203.100.95.in-addr.arpa udp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 20.231.121.79:80 tcp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 50.139.73.23.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp

Files

memory/1812-0-0x0000000001000000-0x00000000010FB000-memory.dmp

memory/1812-1-0x0000000001000000-0x00000000010FB000-memory.dmp