Malware Analysis Report

2024-10-23 20:58

Sample ID 240408-kk4xragd8w
Target e71063b4f3af78a40895ce90fbee4b3f_JaffaCakes118
SHA256 8db82a9193595f88c55983b97d1a54ac7ef21da5cd5c53dbd25e6a8fcfdee2d1
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

8db82a9193595f88c55983b97d1a54ac7ef21da5cd5c53dbd25e6a8fcfdee2d1

Threat Level: Known bad

The file e71063b4f3af78a40895ce90fbee4b3f_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

2024-04-08 08:40

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-04-08 08:40

Reported

2024-04-08 08:43

Platform

win7-20240221-en

Max time kernel

121s

Max time network

122s

Command Line

"C:\Users\Admin\AppData\Local\Temp\e71063b4f3af78a40895ce90fbee4b3f_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\e71063b4f3af78a40895ce90fbee4b3f_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\e71063b4f3af78a40895ce90fbee4b3f_JaffaCakes118.exe"

Network

N/A

Files

memory/1888-1-0x0000000001000000-0x00000000010FB000-memory.dmp

memory/1888-0-0x0000000001000000-0x00000000010FB000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-04-08 08:40

Reported

2024-04-08 08:43

Platform

win10v2004-20240226-en

Max time kernel

150s

Max time network

152s

Command Line

"C:\Users\Admin\AppData\Local\Temp\e71063b4f3af78a40895ce90fbee4b3f_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\e71063b4f3af78a40895ce90fbee4b3f_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\e71063b4f3af78a40895ce90fbee4b3f_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 91.90.14.23.in-addr.arpa udp
US 8.8.8.8:53 69.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 24.139.73.23.in-addr.arpa udp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 214.143.182.52.in-addr.arpa udp

Files

memory/4924-0-0x0000000001000000-0x00000000010FB000-memory.dmp

memory/4924-1-0x0000000001000000-0x00000000010FB000-memory.dmp