Malware Analysis Report

2024-09-22 22:16

Sample ID 240615-1synpswclb
Target b04a69e17449016ec90457cc904f76a0_JaffaCakes118
SHA256 03cd9b7192471c0231ad5b69a940ca8cc56c2dc6788a6022b1c7c31bf495307c
Tags
emotet epoch1 banker trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

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

03cd9b7192471c0231ad5b69a940ca8cc56c2dc6788a6022b1c7c31bf495307c

Threat Level: Known bad

The file b04a69e17449016ec90457cc904f76a0_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

Enumerates physical storage devices

Unsigned PE

Suspicious use of SetWindowsHookEx

Suspicious behavior: RenamesItself

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK Matrix V13

Analysis: static1

Detonation Overview

Reported

2024-06-15 21:55

Signatures

Unsigned PE

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

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-15 21:55

Reported

2024-06-15 21:57

Platform

win10v2004-20240508-en

Max time kernel

133s

Max time network

149s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b04a69e17449016ec90457cc904f76a0_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

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\b04a69e17449016ec90457cc904f76a0_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\b04a69e17449016ec90457cc904f76a0_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\b04a69e17449016ec90457cc904f76a0_JaffaCakes118.exe"

Network

Country Destination Domain Proto
AU 202.22.141.45:80 tcp
FR 37.187.161.206:8080 tcp
TH 202.29.239.162:443 tcp
RU 80.87.201.221:7080 tcp
RO 82.76.111.249:443 tcp
US 216.47.196.104:80 tcp

Files

memory/3664-0-0x00000000022D0000-0x00000000022E2000-memory.dmp

memory/3664-4-0x00000000022F0000-0x0000000002300000-memory.dmp

memory/3664-7-0x00000000022C0000-0x00000000022CF000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-15 21:55

Reported

2024-06-15 21:57

Platform

win7-20240611-en

Max time kernel

148s

Max time network

149s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b04a69e17449016ec90457cc904f76a0_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\dmloader\winsta.exe N/A

Drops file in System32 directory

Description Indicator Process Target
File opened for modification C:\Windows\SysWOW64\dmloader\winsta.exe C:\Users\Admin\AppData\Local\Temp\b04a69e17449016ec90457cc904f76a0_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\b04a69e17449016ec90457cc904f76a0_JaffaCakes118.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\b04a69e17449016ec90457cc904f76a0_JaffaCakes118.exe N/A
N/A N/A C:\Windows\SysWOW64\dmloader\winsta.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\b04a69e17449016ec90457cc904f76a0_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\b04a69e17449016ec90457cc904f76a0_JaffaCakes118.exe"

C:\Windows\SysWOW64\dmloader\winsta.exe

"C:\Windows\SysWOW64\dmloader\winsta.exe"

Network

Country Destination Domain Proto
AU 202.22.141.45:80 tcp
AU 202.22.141.45:80 tcp
FR 37.187.161.206:8080 tcp
FR 37.187.161.206:8080 tcp
TH 202.29.239.162:443 tcp
TH 202.29.239.162:443 tcp
RU 80.87.201.221:7080 tcp

Files

memory/2124-4-0x0000000000280000-0x0000000000290000-memory.dmp

memory/2124-0-0x0000000000310000-0x0000000000322000-memory.dmp

memory/2124-7-0x0000000000270000-0x000000000027F000-memory.dmp

C:\Windows\SysWOW64\dmloader\winsta.exe

MD5 b04a69e17449016ec90457cc904f76a0
SHA1 19a6633d6fa651c94b099ff596aaee8863d8a4a8
SHA256 03cd9b7192471c0231ad5b69a940ca8cc56c2dc6788a6022b1c7c31bf495307c
SHA512 452ac0400ef69d41de4f067a32401f94fbaeec99bf753bdfb35652c70c9ea90b0b77c21dda80bcc0c08aeeea6cae34fd4cc9b20740fae5d717bc07e968eedd5f

memory/2124-9-0x0000000000400000-0x00000000004AB000-memory.dmp

memory/2996-14-0x0000000000340000-0x0000000000350000-memory.dmp

memory/2996-10-0x0000000000320000-0x0000000000332000-memory.dmp