Malware Analysis Report

2024-10-19 09:26

Sample ID 240713-jj5bfsvaqb
Target 40c9b68553716171b9a74fa2785cb160_JaffaCakes118
SHA256 41f081bd505403ec94e9ad6cf6e496e5347482ee8cc64b7e2304ca52f286e236
Tags
formbook wgn rat spyware stealer trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

41f081bd505403ec94e9ad6cf6e496e5347482ee8cc64b7e2304ca52f286e236

Threat Level: Known bad

The file 40c9b68553716171b9a74fa2785cb160_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

formbook wgn rat spyware stealer trojan

Formbook

Formbook payload

Suspicious use of SetThreadContext

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-07-13 07:42

Signatures

Unsigned PE

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

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-13 07:42

Reported

2024-07-13 07:45

Platform

win10v2004-20240709-en

Max time kernel

93s

Max time network

144s

Command Line

"C:\Users\Admin\AppData\Local\Temp\40c9b68553716171b9a74fa2785cb160_JaffaCakes118.exe"

Signatures

Formbook

trojan spyware stealer formbook

Formbook payload

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

Processes

C:\Users\Admin\AppData\Local\Temp\40c9b68553716171b9a74fa2785cb160_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\40c9b68553716171b9a74fa2785cb160_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\40c9b68553716171b9a74fa2785cb160_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\40c9b68553716171b9a74fa2785cb160_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 75.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 73.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp

Files

memory/1540-0-0x00000000743EE000-0x00000000743EF000-memory.dmp

memory/1540-1-0x00000000003E0000-0x00000000004B0000-memory.dmp

memory/1540-2-0x0000000004DF0000-0x0000000004E8C000-memory.dmp

memory/1540-3-0x0000000005440000-0x00000000059E4000-memory.dmp

memory/1540-4-0x0000000004F30000-0x0000000004FC2000-memory.dmp

memory/1540-5-0x0000000004F20000-0x0000000004F2A000-memory.dmp

memory/1540-6-0x0000000005120000-0x0000000005176000-memory.dmp

memory/1540-7-0x00000000743E0000-0x0000000074B90000-memory.dmp

memory/1540-8-0x0000000005110000-0x000000000511A000-memory.dmp

memory/1540-9-0x00000000743EE000-0x00000000743EF000-memory.dmp

memory/1540-10-0x00000000743E0000-0x0000000074B90000-memory.dmp

memory/1540-11-0x0000000000D20000-0x0000000000D86000-memory.dmp

memory/2112-12-0x0000000000400000-0x000000000042E000-memory.dmp

memory/1540-14-0x00000000743E0000-0x0000000074B90000-memory.dmp

memory/2112-15-0x0000000001520000-0x000000000186A000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-07-13 07:42

Reported

2024-07-13 07:45

Platform

win7-20240704-en

Max time kernel

117s

Max time network

118s

Command Line

"C:\Users\Admin\AppData\Local\Temp\40c9b68553716171b9a74fa2785cb160_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\40c9b68553716171b9a74fa2785cb160_JaffaCakes118.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1512 wrote to memory of 2852 N/A C:\Users\Admin\AppData\Local\Temp\40c9b68553716171b9a74fa2785cb160_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\40c9b68553716171b9a74fa2785cb160_JaffaCakes118.exe
PID 1512 wrote to memory of 2852 N/A C:\Users\Admin\AppData\Local\Temp\40c9b68553716171b9a74fa2785cb160_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\40c9b68553716171b9a74fa2785cb160_JaffaCakes118.exe
PID 1512 wrote to memory of 2852 N/A C:\Users\Admin\AppData\Local\Temp\40c9b68553716171b9a74fa2785cb160_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\40c9b68553716171b9a74fa2785cb160_JaffaCakes118.exe
PID 1512 wrote to memory of 2852 N/A C:\Users\Admin\AppData\Local\Temp\40c9b68553716171b9a74fa2785cb160_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\40c9b68553716171b9a74fa2785cb160_JaffaCakes118.exe
PID 1512 wrote to memory of 2852 N/A C:\Users\Admin\AppData\Local\Temp\40c9b68553716171b9a74fa2785cb160_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\40c9b68553716171b9a74fa2785cb160_JaffaCakes118.exe
PID 1512 wrote to memory of 2852 N/A C:\Users\Admin\AppData\Local\Temp\40c9b68553716171b9a74fa2785cb160_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\40c9b68553716171b9a74fa2785cb160_JaffaCakes118.exe
PID 1512 wrote to memory of 2852 N/A C:\Users\Admin\AppData\Local\Temp\40c9b68553716171b9a74fa2785cb160_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\40c9b68553716171b9a74fa2785cb160_JaffaCakes118.exe

Processes

C:\Users\Admin\AppData\Local\Temp\40c9b68553716171b9a74fa2785cb160_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\40c9b68553716171b9a74fa2785cb160_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\40c9b68553716171b9a74fa2785cb160_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\40c9b68553716171b9a74fa2785cb160_JaffaCakes118.exe"

Network

N/A

Files

memory/1512-0-0x000000007452E000-0x000000007452F000-memory.dmp

memory/1512-1-0x0000000000A50000-0x0000000000B20000-memory.dmp

memory/1512-2-0x0000000074520000-0x0000000074C0E000-memory.dmp

memory/1512-3-0x00000000003D0000-0x00000000003DA000-memory.dmp

memory/1512-4-0x000000007452E000-0x000000007452F000-memory.dmp

memory/1512-5-0x0000000074520000-0x0000000074C0E000-memory.dmp

memory/1512-6-0x00000000044A0000-0x0000000004506000-memory.dmp

memory/2852-7-0x0000000000400000-0x000000000042E000-memory.dmp

memory/2852-8-0x0000000000400000-0x000000000042E000-memory.dmp

memory/2852-12-0x0000000000400000-0x000000000042E000-memory.dmp

memory/2852-9-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/1512-13-0x0000000074520000-0x0000000074C0E000-memory.dmp

memory/2852-14-0x0000000000B20000-0x0000000000E23000-memory.dmp