Malware Analysis Report

2024-09-22 22:11

Sample ID 240616-sw8dbaydka
Target b43bba6c6dfe465e5be9b695bb282a99_JaffaCakes118
SHA256 85edada255fb22ca069e0138d9f839472dc4870f5da8c8a5278dbca62c1cfc48
Tags
emotet epoch1 banker trojan
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

85edada255fb22ca069e0138d9f839472dc4870f5da8c8a5278dbca62c1cfc48

Threat Level: Known bad

The file b43bba6c6dfe465e5be9b695bb282a99_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

emotet epoch1 banker trojan

Emotet

Emotet payload

Executes dropped EXE

Drops file in System32 directory

Unsigned PE

Enumerates physical storage devices

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: RenamesItself

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

MITRE ATT&CK Matrix V13

Analysis: static1

Detonation Overview

Reported

2024-06-16 15:29

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-16 15:29

Reported

2024-06-16 15:32

Platform

win7-20240611-en

Max time kernel

147s

Max time network

148s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b43bba6c6dfe465e5be9b695bb282a99_JaffaCakes118.exe"

Signatures

Emotet

trojan banker emotet

Emotet payload

trojan banker
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
N/A N/A N/A N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\iexpress\wsnmp32.exe N/A

Drops file in System32 directory

Description Indicator Process Target
File opened for modification C:\Windows\SysWOW64\iexpress\wsnmp32.exe C:\Users\Admin\AppData\Local\Temp\b43bba6c6dfe465e5be9b695bb282a99_JaffaCakes118.exe N/A

Enumerates physical storage devices

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\b43bba6c6dfe465e5be9b695bb282a99_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\b43bba6c6dfe465e5be9b695bb282a99_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\b43bba6c6dfe465e5be9b695bb282a99_JaffaCakes118.exe"

C:\Windows\SysWOW64\iexpress\wsnmp32.exe

"C:\Windows\SysWOW64\iexpress\wsnmp32.exe"

Network

Country Destination Domain Proto
US 65.36.62.20:80 tcp
US 65.36.62.20:80 tcp
US 209.126.6.222:8080 tcp
US 209.126.6.222:8080 tcp
GB 5.153.250.14:8080 tcp
GB 5.153.250.14:8080 tcp
CA 204.225.249.100:7080 tcp

Files

memory/2972-0-0x00000000003B0000-0x00000000003BC000-memory.dmp

memory/2972-4-0x00000000003A0000-0x00000000003A9000-memory.dmp

C:\Windows\SysWOW64\iexpress\wsnmp32.exe

MD5 b43bba6c6dfe465e5be9b695bb282a99
SHA1 e9fa171b303be786ec60c4b2bfee4411fc5fc167
SHA256 85edada255fb22ca069e0138d9f839472dc4870f5da8c8a5278dbca62c1cfc48
SHA512 8678160971a00cd083c178801dac4a28570a6e4e0fe57266d5539a5fff7fcae9afd72e2633f9019cfd09ab092b72345b2ddc2078f34d365c58394a73d69d0d6f

memory/2972-6-0x0000000000400000-0x000000000046B000-memory.dmp

memory/2364-7-0x00000000002C0000-0x00000000002CC000-memory.dmp

memory/2364-11-0x00000000002C0000-0x00000000002CC000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-16 15:29

Reported

2024-06-16 15:32

Platform

win10v2004-20240508-en

Max time kernel

147s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b43bba6c6dfe465e5be9b695bb282a99_JaffaCakes118.exe"

Signatures

Emotet

trojan banker emotet

Emotet payload

trojan banker
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

Processes

C:\Users\Admin\AppData\Local\Temp\b43bba6c6dfe465e5be9b695bb282a99_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\b43bba6c6dfe465e5be9b695bb282a99_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 65.36.62.20:80 tcp
US 209.126.6.222:8080 tcp
GB 5.153.250.14:8080 tcp
US 52.111.229.43:443 tcp
CA 204.225.249.100:7080 tcp
DE 77.90.136.129:8080 tcp
DE 185.94.252.27:443 tcp

Files

memory/5108-0-0x0000000002300000-0x000000000230C000-memory.dmp

memory/5108-4-0x00000000022F0000-0x00000000022F9000-memory.dmp

memory/5108-5-0x0000000002300000-0x000000000230C000-memory.dmp