Malware Analysis Report

2024-09-23 01:09

Sample ID 240514-yvc4nsea2x
Target 42da0af3366e85f8de5acb10ea837a42_JaffaCakes118
SHA256 1abf89a95c77454f7b5af3dc751258cc6278fbc8a8eba156b5385c9f0a33a83b
Tags
stormkitty stealer
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

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

1abf89a95c77454f7b5af3dc751258cc6278fbc8a8eba156b5385c9f0a33a83b

Threat Level: Known bad

The file 42da0af3366e85f8de5acb10ea837a42_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

stormkitty stealer

Stormkitty family

StormKitty

StormKitty payload

Looks up external IP address via web service

Unsigned PE

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK Matrix

N/A

Analysis: static1

Detonation Overview

Reported

2024-05-14 20:06

Signatures

StormKitty payload

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

Stormkitty family

stormkitty

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-14 20:06

Reported

2024-05-14 20:08

Platform

win7-20240508-en

Max time kernel

121s

Max time network

122s

Command Line

"C:\Users\Admin\AppData\Local\Temp\42da0af3366e85f8de5acb10ea837a42_JaffaCakes118.exe"

Signatures

StormKitty

stealer stormkitty

StormKitty payload

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

Looks up external IP address via web service

Description Indicator Process Target
N/A ident.me N/A N/A
N/A ident.me N/A N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\42da0af3366e85f8de5acb10ea837a42_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\42da0af3366e85f8de5acb10ea837a42_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\42da0af3366e85f8de5acb10ea837a42_JaffaCakes118.exe"

C:\Windows\system32\WerFault.exe

C:\Windows\system32\WerFault.exe -u -p 1700 -s 964

Network

Country Destination Domain Proto
US 8.8.8.8:53 ident.me udp
DE 49.12.234.183:443 ident.me tcp

Files

memory/1700-0-0x000007FEF5D53000-0x000007FEF5D54000-memory.dmp

memory/1700-1-0x0000000000840000-0x0000000000858000-memory.dmp

memory/1700-2-0x000007FEF5D50000-0x000007FEF673C000-memory.dmp

memory/1700-3-0x000007FEF5D53000-0x000007FEF5D54000-memory.dmp

memory/1700-4-0x000007FEF5D50000-0x000007FEF673C000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-14 20:06

Reported

2024-05-14 20:08

Platform

win10v2004-20240508-en

Max time kernel

93s

Max time network

93s

Command Line

"C:\Users\Admin\AppData\Local\Temp\42da0af3366e85f8de5acb10ea837a42_JaffaCakes118.exe"

Signatures

StormKitty

stealer stormkitty

StormKitty payload

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

Looks up external IP address via web service

Description Indicator Process Target
N/A ident.me N/A N/A
N/A ident.me N/A N/A
N/A ip-api.com N/A N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\42da0af3366e85f8de5acb10ea837a42_JaffaCakes118.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\42da0af3366e85f8de5acb10ea837a42_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\42da0af3366e85f8de5acb10ea837a42_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\42da0af3366e85f8de5acb10ea837a42_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 ident.me udp
DE 49.12.234.183:443 ident.me tcp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 183.234.12.49.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
US 8.8.8.8:53 ip-api.com udp
US 208.95.112.1:80 ip-api.com tcp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 249.197.17.2.in-addr.arpa udp
US 8.8.8.8:53 4.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 1.112.95.208.in-addr.arpa udp
NL 23.62.61.187:443 www.bing.com tcp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 187.61.62.23.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.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 8.8.8.8:53 240.197.17.2.in-addr.arpa udp
US 8.8.8.8:53 43.229.111.52.in-addr.arpa udp

Files

memory/3452-1-0x00007FFEF8BF3000-0x00007FFEF8BF5000-memory.dmp

memory/3452-0-0x00000225008C0000-0x00000225008D8000-memory.dmp

memory/3452-2-0x00007FFEF8BF0000-0x00007FFEF96B1000-memory.dmp

memory/3452-3-0x00007FFEF8BF0000-0x00007FFEF96B1000-memory.dmp