Malware Analysis Report

2024-09-22 23:27

Sample ID 240616-xycrmstcqe
Target b4c390808e00fa54ed4b48986382a543_JaffaCakes118
SHA256 c2d338e3a07f1a566d0f0e8e75838b2f9d63c4f2ab71cafbdf3ec110fc5c14c5
Tags
emotet epoch2 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

c2d338e3a07f1a566d0f0e8e75838b2f9d63c4f2ab71cafbdf3ec110fc5c14c5

Threat Level: Known bad

The file b4c390808e00fa54ed4b48986382a543_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

emotet epoch2 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 WriteProcessMemory

MITRE ATT&CK Matrix V13

Analysis: static1

Detonation Overview

Reported

2024-06-16 19:15

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-16 19:15

Reported

2024-06-16 19:17

Platform

win7-20240611-en

Max time kernel

149s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b4c390808e00fa54ed4b48986382a543_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
N/A N/A N/A N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\api-ms-win-service-winsvc-l1-1-0\mfc120u.exe N/A

Drops file in System32 directory

Description Indicator Process Target
File opened for modification C:\Windows\SysWOW64\api-ms-win-service-winsvc-l1-1-0\mfc120u.exe C:\Users\Admin\AppData\Local\Temp\b4c390808e00fa54ed4b48986382a543_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\b4c390808e00fa54ed4b48986382a543_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\b4c390808e00fa54ed4b48986382a543_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\b4c390808e00fa54ed4b48986382a543_JaffaCakes118.exe"

C:\Windows\SysWOW64\api-ms-win-service-winsvc-l1-1-0\mfc120u.exe

"C:\Windows\SysWOW64\api-ms-win-service-winsvc-l1-1-0\mfc120u.exe"

Network

Country Destination Domain Proto
US 24.43.32.186:80 tcp
US 24.43.32.186:80 tcp
US 38.111.46.46:8080 tcp
US 38.111.46.46:8080 tcp
US 134.209.36.254:8080 tcp
US 134.209.36.254:8080 tcp
US 162.241.242.173:8080 tcp

Files

memory/1760-4-0x00000000001D0000-0x00000000001E0000-memory.dmp

memory/1760-0-0x0000000000260000-0x0000000000272000-memory.dmp

memory/1760-7-0x00000000001C0000-0x00000000001CF000-memory.dmp

C:\Windows\SysWOW64\api-ms-win-service-winsvc-l1-1-0\mfc120u.exe

MD5 b4c390808e00fa54ed4b48986382a543
SHA1 e348699916e2f3df7c268ae7c6a42124fba47d05
SHA256 c2d338e3a07f1a566d0f0e8e75838b2f9d63c4f2ab71cafbdf3ec110fc5c14c5
SHA512 c15b5d1ad6dacbc0efe87129401f3032cee5387f0f720420a8b9a1bceaaf675c2c3badb6268d93c0a95050c087c62126dfdf5e72424a4cbded07e87db13260e7

memory/1760-8-0x0000000000400000-0x0000000000451000-memory.dmp

memory/2304-14-0x00000000001F0000-0x0000000000200000-memory.dmp

memory/2304-10-0x00000000001D0000-0x00000000001E2000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-16 19:15

Reported

2024-06-16 19:17

Platform

win10v2004-20240508-en

Max time kernel

135s

Max time network

143s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b4c390808e00fa54ed4b48986382a543_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\b4c390808e00fa54ed4b48986382a543_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\b4c390808e00fa54ed4b48986382a543_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 24.43.32.186:80 tcp
US 38.111.46.46:8080 tcp
US 134.209.36.254:8080 tcp
US 162.241.242.173:8080 tcp
CA 74.120.55.163:80 tcp
HK 61.92.17.12:80 tcp

Files

memory/3664-7-0x00000000005C0000-0x00000000005CF000-memory.dmp

memory/3664-4-0x0000000000710000-0x0000000000720000-memory.dmp

memory/3664-0-0x00000000006F0000-0x0000000000702000-memory.dmp