Malware Analysis Report

2024-10-19 09:33

Sample ID 240509-pnsfcacd52
Target 29f92283750de72e762be0defcaaf7bc_JaffaCakes118
SHA256 214252466a63120c1473180e5f4d2558f59a6a12aa8f3c38d3d5f45712965d7c
Tags
formbook mk 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

214252466a63120c1473180e5f4d2558f59a6a12aa8f3c38d3d5f45712965d7c

Threat Level: Known bad

The file 29f92283750de72e762be0defcaaf7bc_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

formbook mk rat spyware stealer trojan

Formbook

Formbook payload

Suspicious use of SetThreadContext

Unsigned PE

Suspicious use of FindShellTrayWindow

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

Suspicious use of SendNotifyMessage

Suspicious use of SetWindowsHookEx

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-05-09 12:28

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-09 12:28

Reported

2024-05-09 12:31

Platform

win7-20240221-en

Max time kernel

121s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\29f92283750de72e762be0defcaaf7bc_JaffaCakes118.exe"

Signatures

Formbook

trojan spyware stealer formbook

Formbook payload

rat
Description Indicator Process Target
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\29f92283750de72e762be0defcaaf7bc_JaffaCakes118.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\29f92283750de72e762be0defcaaf7bc_JaffaCakes118.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3028 wrote to memory of 1768 N/A C:\Users\Admin\AppData\Local\Temp\29f92283750de72e762be0defcaaf7bc_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\29f92283750de72e762be0defcaaf7bc_JaffaCakes118.exe
PID 3028 wrote to memory of 1768 N/A C:\Users\Admin\AppData\Local\Temp\29f92283750de72e762be0defcaaf7bc_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\29f92283750de72e762be0defcaaf7bc_JaffaCakes118.exe
PID 3028 wrote to memory of 1768 N/A C:\Users\Admin\AppData\Local\Temp\29f92283750de72e762be0defcaaf7bc_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\29f92283750de72e762be0defcaaf7bc_JaffaCakes118.exe
PID 3028 wrote to memory of 1768 N/A C:\Users\Admin\AppData\Local\Temp\29f92283750de72e762be0defcaaf7bc_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\29f92283750de72e762be0defcaaf7bc_JaffaCakes118.exe
PID 3028 wrote to memory of 1768 N/A C:\Users\Admin\AppData\Local\Temp\29f92283750de72e762be0defcaaf7bc_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\29f92283750de72e762be0defcaaf7bc_JaffaCakes118.exe
PID 3028 wrote to memory of 1768 N/A C:\Users\Admin\AppData\Local\Temp\29f92283750de72e762be0defcaaf7bc_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\29f92283750de72e762be0defcaaf7bc_JaffaCakes118.exe
PID 3028 wrote to memory of 1768 N/A C:\Users\Admin\AppData\Local\Temp\29f92283750de72e762be0defcaaf7bc_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\29f92283750de72e762be0defcaaf7bc_JaffaCakes118.exe
PID 3028 wrote to memory of 1768 N/A C:\Users\Admin\AppData\Local\Temp\29f92283750de72e762be0defcaaf7bc_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\29f92283750de72e762be0defcaaf7bc_JaffaCakes118.exe

Processes

C:\Users\Admin\AppData\Local\Temp\29f92283750de72e762be0defcaaf7bc_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\29f92283750de72e762be0defcaaf7bc_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\29f92283750de72e762be0defcaaf7bc_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\29f92283750de72e762be0defcaaf7bc_JaffaCakes118.exe"

Network

N/A

Files

memory/3028-3-0x00000000005B0000-0x00000000006B0000-memory.dmp

memory/1768-4-0x0000000000400000-0x000000000042A000-memory.dmp

memory/3028-5-0x00000000775E0000-0x00000000776B6000-memory.dmp

memory/1768-8-0x0000000000770000-0x0000000000A73000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-09 12:28

Reported

2024-05-09 12:31

Platform

win10v2004-20240508-en

Max time kernel

148s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\29f92283750de72e762be0defcaaf7bc_JaffaCakes118.exe"

Signatures

Formbook

trojan spyware stealer formbook

Formbook payload

rat
Description Indicator Process Target
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\29f92283750de72e762be0defcaaf7bc_JaffaCakes118.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3788 wrote to memory of 1520 N/A C:\Users\Admin\AppData\Local\Temp\29f92283750de72e762be0defcaaf7bc_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\29f92283750de72e762be0defcaaf7bc_JaffaCakes118.exe
PID 3788 wrote to memory of 1520 N/A C:\Users\Admin\AppData\Local\Temp\29f92283750de72e762be0defcaaf7bc_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\29f92283750de72e762be0defcaaf7bc_JaffaCakes118.exe
PID 3788 wrote to memory of 1520 N/A C:\Users\Admin\AppData\Local\Temp\29f92283750de72e762be0defcaaf7bc_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\29f92283750de72e762be0defcaaf7bc_JaffaCakes118.exe
PID 3788 wrote to memory of 1520 N/A C:\Users\Admin\AppData\Local\Temp\29f92283750de72e762be0defcaaf7bc_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\29f92283750de72e762be0defcaaf7bc_JaffaCakes118.exe
PID 3788 wrote to memory of 1520 N/A C:\Users\Admin\AppData\Local\Temp\29f92283750de72e762be0defcaaf7bc_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\29f92283750de72e762be0defcaaf7bc_JaffaCakes118.exe
PID 3788 wrote to memory of 1520 N/A C:\Users\Admin\AppData\Local\Temp\29f92283750de72e762be0defcaaf7bc_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\29f92283750de72e762be0defcaaf7bc_JaffaCakes118.exe
PID 3788 wrote to memory of 1520 N/A C:\Users\Admin\AppData\Local\Temp\29f92283750de72e762be0defcaaf7bc_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\29f92283750de72e762be0defcaaf7bc_JaffaCakes118.exe

Processes

C:\Users\Admin\AppData\Local\Temp\29f92283750de72e762be0defcaaf7bc_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\29f92283750de72e762be0defcaaf7bc_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\29f92283750de72e762be0defcaaf7bc_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\29f92283750de72e762be0defcaaf7bc_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 22.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 57.169.31.20.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 35.15.31.184.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 195.201.50.20.in-addr.arpa udp

Files

memory/3788-3-0x0000000000480000-0x0000000000580000-memory.dmp

memory/1520-4-0x0000000000400000-0x000000000042A000-memory.dmp

memory/3788-5-0x0000000077A91000-0x0000000077BB1000-memory.dmp