Malware Analysis Report

2024-10-23 22:20

Sample ID 240507-1k1s4ahc8w
Target 21d7877338874475e35745d384f8b055_JaffaCakes118
SHA256 b3c0e790921677e61c5f37252ed0702fe1bed4e37e1aeabe1aa83864aebd8b95
Tags
formbook wo rat spyware stealer trojan
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

b3c0e790921677e61c5f37252ed0702fe1bed4e37e1aeabe1aa83864aebd8b95

Threat Level: Known bad

The file 21d7877338874475e35745d384f8b055_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

formbook wo rat spyware stealer trojan

Formbook

Formbook payload

Program crash

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious use of SetWindowsHookEx

Suspicious use of FindShellTrayWindow

Suspicious use of SendNotifyMessage

Suspicious use of UnmapMainImage

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-05-07 21:43

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-07 21:43

Reported

2024-05-07 21:45

Platform

win7-20231129-en

Max time kernel

118s

Max time network

120s

Command Line

"C:\Users\Admin\AppData\Local\Temp\21d7877338874475e35745d384f8b055_JaffaCakes118.exe"

Signatures

Formbook

trojan spyware stealer formbook

Formbook payload

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

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\21d7877338874475e35745d384f8b055_JaffaCakes118.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\21d7877338874475e35745d384f8b055_JaffaCakes118.exe N/A

Suspicious use of UnmapMainImage

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\21d7877338874475e35745d384f8b055_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\21d7877338874475e35745d384f8b055_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\21d7877338874475e35745d384f8b055_JaffaCakes118.exe"

Network

N/A

Files

memory/2328-2-0x000000000046A000-0x000000000046F000-memory.dmp

memory/2328-4-0x0000000000400000-0x0000000000470000-memory.dmp

memory/2328-5-0x0000000000400000-0x000000000042A000-memory.dmp

memory/2328-8-0x000000000AEE0000-0x000000000B1E3000-memory.dmp

memory/2328-9-0x000000000AEE0000-0x000000000B1E3000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-07 21:43

Reported

2024-05-07 21:45

Platform

win10v2004-20240419-en

Max time kernel

132s

Max time network

103s

Command Line

"C:\Users\Admin\AppData\Local\Temp\21d7877338874475e35745d384f8b055_JaffaCakes118.exe"

Signatures

Formbook

trojan spyware stealer formbook

Formbook payload

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

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\21d7877338874475e35745d384f8b055_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\21d7877338874475e35745d384f8b055_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\21d7877338874475e35745d384f8b055_JaffaCakes118.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 5296 -ip 5296

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 5296 -s 676

Network

Country Destination Domain Proto
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 79.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 71.31.126.40.in-addr.arpa udp
NL 23.62.61.97:443 www.bing.com tcp
US 8.8.8.8:53 97.61.62.23.in-addr.arpa udp
US 20.231.121.79:80 tcp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 24.121.18.2.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 14.251.17.2.in-addr.arpa udp
US 8.8.8.8:53 30.243.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp

Files

memory/5296-2-0x000000000046A000-0x000000000046F000-memory.dmp

memory/5296-5-0x0000000000400000-0x000000000042A000-memory.dmp

memory/5296-6-0x0000000000400000-0x0000000000470000-memory.dmp

memory/5296-7-0x0000000000400000-0x0000000000470000-memory.dmp