Malware Analysis Report

2024-11-16 12:11

Sample ID 240715-3jdnaaxdla
Target 4be21fc31c70f8a0aa44db3f345af0e0_JaffaCakes118
SHA256 c056eea8989c3f5b63d3260ad0ceaad8fe03e81175d62706a7bfe7d90fa813af
Tags
neshta discovery evasion trojan
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

c056eea8989c3f5b63d3260ad0ceaad8fe03e81175d62706a7bfe7d90fa813af

Threat Level: Known bad

The file 4be21fc31c70f8a0aa44db3f345af0e0_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

neshta discovery evasion trojan

Detect Neshta payload

Neshta family

Downloads MZ/PE file

Checks installed software on the system

Checks whether UAC is enabled

System policy modification

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-07-15 23:32

Signatures

Detect Neshta payload

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

Neshta family

neshta

Analysis: behavioral1

Detonation Overview

Submitted

2024-07-15 23:32

Reported

2024-07-15 23:34

Platform

win7-20240704-en

Max time kernel

13s

Max time network

126s

Command Line

"C:\Users\Admin\AppData\Local\Temp\4be21fc31c70f8a0aa44db3f345af0e0_JaffaCakes118.exe"

Signatures

Downloads MZ/PE file

Checks installed software on the system

discovery

Checks whether UAC is enabled

evasion trojan
Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA C:\Users\Admin\AppData\Local\Temp\4be21fc31c70f8a0aa44db3f345af0e0_JaffaCakes118.exe N/A

System policy modification

evasion
Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System C:\Users\Admin\AppData\Local\Temp\4be21fc31c70f8a0aa44db3f345af0e0_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\4be21fc31c70f8a0aa44db3f345af0e0_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\4be21fc31c70f8a0aa44db3f345af0e0_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 binupdate.mail.ru udp
RU 95.163.50.150:80 binupdate.mail.ru tcp
US 8.8.8.8:53 mailruupdater.cdnmail.ru udp
RU 5.181.61.0:80 mailruupdater.cdnmail.ru tcp

Files

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-15 23:32

Reported

2024-07-15 23:34

Platform

win10v2004-20240709-en

Max time kernel

149s

Max time network

155s

Command Line

"C:\Users\Admin\AppData\Local\Temp\4be21fc31c70f8a0aa44db3f345af0e0_JaffaCakes118.exe"

Signatures

Downloads MZ/PE file

Checks whether UAC is enabled

evasion trojan
Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA C:\Users\Admin\AppData\Local\Temp\4be21fc31c70f8a0aa44db3f345af0e0_JaffaCakes118.exe N/A

System policy modification

evasion
Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System C:\Users\Admin\AppData\Local\Temp\4be21fc31c70f8a0aa44db3f345af0e0_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\4be21fc31c70f8a0aa44db3f345af0e0_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\4be21fc31c70f8a0aa44db3f345af0e0_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 binupdate.mail.ru udp
RU 95.163.50.150:80 binupdate.mail.ru tcp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 mailruupdater.cdnmail.ru udp
RU 5.181.61.0:80 mailruupdater.cdnmail.ru tcp
US 8.8.8.8:53 150.50.163.95.in-addr.arpa udp
US 8.8.8.8:53 22.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 0.61.181.5.in-addr.arpa udp
US 8.8.8.8:53 0.204.248.87.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 217.135.221.88.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 99.58.20.217.in-addr.arpa udp

Files

N/A