Malware Analysis Report

2024-10-23 22:20

Sample ID 240508-vk8aaaed8z
Target 25d706432a68e859f5077ddbc32ad080_JaffaCakes118
SHA256 0b99070aab5819f15a3f08f1c7840bd9c255883bc9b225cb4b4695593670d905
Tags
formbook 3iw 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

0b99070aab5819f15a3f08f1c7840bd9c255883bc9b225cb4b4695593670d905

Threat Level: Known bad

The file 25d706432a68e859f5077ddbc32ad080_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

formbook 3iw rat spyware stealer trojan

Formbook

Formbook payload

Suspicious use of SetThreadContext

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-05-08 17:04

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-08 17:04

Reported

2024-05-08 17:06

Platform

win7-20240215-en

Max time kernel

121s

Max time network

122s

Command Line

"C:\Users\Admin\AppData\Local\Temp\25d706432a68e859f5077ddbc32ad080_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 use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\25d706432a68e859f5077ddbc32ad080_JaffaCakes118.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1920 wrote to memory of 2580 N/A C:\Users\Admin\AppData\Local\Temp\25d706432a68e859f5077ddbc32ad080_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\25d706432a68e859f5077ddbc32ad080_JaffaCakes118.exe
PID 1920 wrote to memory of 2580 N/A C:\Users\Admin\AppData\Local\Temp\25d706432a68e859f5077ddbc32ad080_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\25d706432a68e859f5077ddbc32ad080_JaffaCakes118.exe
PID 1920 wrote to memory of 2580 N/A C:\Users\Admin\AppData\Local\Temp\25d706432a68e859f5077ddbc32ad080_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\25d706432a68e859f5077ddbc32ad080_JaffaCakes118.exe
PID 1920 wrote to memory of 2580 N/A C:\Users\Admin\AppData\Local\Temp\25d706432a68e859f5077ddbc32ad080_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\25d706432a68e859f5077ddbc32ad080_JaffaCakes118.exe
PID 1920 wrote to memory of 2580 N/A C:\Users\Admin\AppData\Local\Temp\25d706432a68e859f5077ddbc32ad080_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\25d706432a68e859f5077ddbc32ad080_JaffaCakes118.exe
PID 1920 wrote to memory of 2580 N/A C:\Users\Admin\AppData\Local\Temp\25d706432a68e859f5077ddbc32ad080_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\25d706432a68e859f5077ddbc32ad080_JaffaCakes118.exe
PID 1920 wrote to memory of 2580 N/A C:\Users\Admin\AppData\Local\Temp\25d706432a68e859f5077ddbc32ad080_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\25d706432a68e859f5077ddbc32ad080_JaffaCakes118.exe

Processes

C:\Users\Admin\AppData\Local\Temp\25d706432a68e859f5077ddbc32ad080_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\25d706432a68e859f5077ddbc32ad080_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\25d706432a68e859f5077ddbc32ad080_JaffaCakes118.exe

"{path}"

Network

N/A

Files

memory/1920-0-0x000000007459E000-0x000000007459F000-memory.dmp

memory/1920-1-0x0000000000130000-0x0000000000206000-memory.dmp

memory/1920-2-0x0000000074590000-0x0000000074C7E000-memory.dmp

memory/1920-3-0x0000000000590000-0x00000000005A2000-memory.dmp

memory/1920-4-0x000000007459E000-0x000000007459F000-memory.dmp

memory/1920-5-0x0000000074590000-0x0000000074C7E000-memory.dmp

memory/1920-6-0x0000000007E90000-0x0000000007F26000-memory.dmp

memory/1920-7-0x0000000005B10000-0x0000000005B8E000-memory.dmp

memory/2580-9-0x0000000000400000-0x000000000042D000-memory.dmp

memory/2580-14-0x0000000000400000-0x000000000042D000-memory.dmp

memory/2580-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2580-10-0x0000000000400000-0x000000000042D000-memory.dmp

memory/1920-15-0x0000000074590000-0x0000000074C7E000-memory.dmp

memory/2580-16-0x0000000000AC0000-0x0000000000DC3000-memory.dmp

memory/2580-17-0x0000000000AC0000-0x0000000000DC3000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-08 17:04

Reported

2024-05-08 17:06

Platform

win10v2004-20240508-en

Max time kernel

95s

Max time network

124s

Command Line

"C:\Users\Admin\AppData\Local\Temp\25d706432a68e859f5077ddbc32ad080_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 AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\25d706432a68e859f5077ddbc32ad080_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\25d706432a68e859f5077ddbc32ad080_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\25d706432a68e859f5077ddbc32ad080_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\25d706432a68e859f5077ddbc32ad080_JaffaCakes118.exe

"{path}"

Network

Country Destination Domain Proto
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 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 71.159.190.20.in-addr.arpa udp
NL 23.62.61.137:443 www.bing.com tcp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 137.61.62.23.in-addr.arpa udp
US 8.8.8.8:53 77.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 48.229.111.52.in-addr.arpa udp

Files

memory/4704-0-0x000000007501E000-0x000000007501F000-memory.dmp

memory/4704-1-0x0000000000C00000-0x0000000000CD6000-memory.dmp

memory/4704-2-0x0000000005AA0000-0x0000000006044000-memory.dmp

memory/4704-3-0x0000000005590000-0x0000000005622000-memory.dmp

memory/4704-4-0x0000000005560000-0x000000000556A000-memory.dmp

memory/4704-5-0x0000000075010000-0x00000000757C0000-memory.dmp

memory/4704-6-0x0000000007EF0000-0x0000000007F8C000-memory.dmp

memory/4704-7-0x0000000005970000-0x0000000005982000-memory.dmp

memory/4704-8-0x0000000075010000-0x00000000757C0000-memory.dmp

memory/4704-9-0x00000000080D0000-0x0000000008166000-memory.dmp

memory/4704-10-0x000000000A900000-0x000000000A97E000-memory.dmp

memory/1304-11-0x0000000000400000-0x000000000042D000-memory.dmp

memory/4704-13-0x0000000075010000-0x00000000757C0000-memory.dmp

memory/1304-14-0x00000000013E0000-0x000000000172A000-memory.dmp