Malware Analysis Report

2024-09-22 22:20

Sample ID 240617-zankcashpb
Target b9e7b6dbced5391a468ea1d240a43ab6_JaffaCakes118
SHA256 322895dd7299208de7ddb358a373779ca44881aabbb517274652e7b861b86cf0
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

322895dd7299208de7ddb358a373779ca44881aabbb517274652e7b861b86cf0

Threat Level: Known bad

The file b9e7b6dbced5391a468ea1d240a43ab6_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 use of WriteProcessMemory

Suspicious behavior: RenamesItself

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK Matrix V13

Analysis: static1

Detonation Overview

Reported

2024-06-17 20:31

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-17 20:31

Reported

2024-06-17 20:33

Platform

win7-20240611-en

Max time kernel

148s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b9e7b6dbced5391a468ea1d240a43ab6_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

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\NlsData0003\cmutil.exe N/A

Drops file in System32 directory

Description Indicator Process Target
File opened for modification C:\Windows\SysWOW64\NlsData0003\cmutil.exe C:\Users\Admin\AppData\Local\Temp\b9e7b6dbced5391a468ea1d240a43ab6_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\b9e7b6dbced5391a468ea1d240a43ab6_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\b9e7b6dbced5391a468ea1d240a43ab6_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\b9e7b6dbced5391a468ea1d240a43ab6_JaffaCakes118.exe"

C:\Windows\SysWOW64\NlsData0003\cmutil.exe

"C:\Windows\SysWOW64\NlsData0003\cmutil.exe"

Network

Country Destination Domain Proto
US 76.168.54.203:80 tcp
US 76.168.54.203:80 tcp
DE 51.38.124.206:80 51.38.124.206 tcp
US 38.88.126.202:8080 tcp
US 38.88.126.202:8080 tcp
FR 54.37.42.48:8080 tcp
FR 54.37.42.48:8080 tcp

Files

memory/2316-4-0x0000000000250000-0x0000000000260000-memory.dmp

memory/2316-0-0x0000000000230000-0x0000000000242000-memory.dmp

memory/2316-7-0x0000000000220000-0x000000000022F000-memory.dmp

memory/2316-9-0x0000000000400000-0x0000000000428000-memory.dmp

C:\Windows\SysWOW64\NlsData0003\cmutil.exe

MD5 b9e7b6dbced5391a468ea1d240a43ab6
SHA1 77f7d63cbfc4b89f5a8fc691479ffd42d27da81a
SHA256 322895dd7299208de7ddb358a373779ca44881aabbb517274652e7b861b86cf0
SHA512 dba44e3586ae9d47b8d16581c271efc7a3b05c90d93337c8a85d941da28ea62c24ad2a1ea0954c47611b36e486183d44187f12fded6562fa25c1d751dc99a3bc

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-17 20:31

Reported

2024-06-17 20:33

Platform

win10v2004-20240508-en

Max time kernel

138s

Max time network

146s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b9e7b6dbced5391a468ea1d240a43ab6_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\b9e7b6dbced5391a468ea1d240a43ab6_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\b9e7b6dbced5391a468ea1d240a43ab6_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 76.168.54.203:80 tcp
DE 51.38.124.206:80 tcp
US 38.88.126.202:8080 tcp
FR 54.37.42.48:8080 tcp
FR 5.196.35.138:7080 tcp
BR 177.129.17.170:443 tcp

Files

memory/4304-4-0x0000000000600000-0x0000000000610000-memory.dmp

memory/4304-0-0x00000000005E0000-0x00000000005F2000-memory.dmp

memory/4304-7-0x00000000005D0000-0x00000000005DF000-memory.dmp