Malware Analysis Report

2024-09-22 22:46

Sample ID 240616-3v96mayclk
Target b5d5c32dc571ac92e1fd4505d9fa4c49_JaffaCakes118
SHA256 3bddd428f41c5e84c24bece40b38abc83333d66532311170da0f5ea06171e943
Tags
emotet epoch3 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

3bddd428f41c5e84c24bece40b38abc83333d66532311170da0f5ea06171e943

Threat Level: Known bad

The file b5d5c32dc571ac92e1fd4505d9fa4c49_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

emotet epoch3 banker trojan

Emotet

Emotet payload

Executes dropped EXE

Drops file in System32 directory

Unsigned PE

Enumerates physical storage devices

Suspicious use of SetWindowsHookEx

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: RenamesItself

Suspicious use of WriteProcessMemory

MITRE ATT&CK Matrix V13

Analysis: static1

Detonation Overview

Reported

2024-06-16 23:51

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-16 23:51

Reported

2024-06-16 23:53

Platform

win7-20240611-en

Max time kernel

150s

Max time network

155s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b5d5c32dc571ac92e1fd4505d9fa4c49_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\mfc140esn\KBDCA.exe N/A

Drops file in System32 directory

Description Indicator Process Target
File opened for modification C:\Windows\SysWOW64\mfc140esn\KBDCA.exe C:\Users\Admin\AppData\Local\Temp\b5d5c32dc571ac92e1fd4505d9fa4c49_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\b5d5c32dc571ac92e1fd4505d9fa4c49_JaffaCakes118.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\b5d5c32dc571ac92e1fd4505d9fa4c49_JaffaCakes118.exe N/A
N/A N/A C:\Windows\SysWOW64\mfc140esn\KBDCA.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\b5d5c32dc571ac92e1fd4505d9fa4c49_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\b5d5c32dc571ac92e1fd4505d9fa4c49_JaffaCakes118.exe"

C:\Windows\SysWOW64\mfc140esn\KBDCA.exe

"C:\Windows\SysWOW64\mfc140esn\KBDCA.exe"

Network

Country Destination Domain Proto
AR 190.192.39.136:80 tcp
AR 190.192.39.136:80 tcp
DE 5.189.168.53:8080 tcp
DE 5.189.168.53:8080 tcp
US 162.241.41.111:7080 tcp
US 162.241.41.111:7080 tcp
N/A 190.85.46.52:7080 tcp

Files

memory/2944-0-0x0000000000230000-0x0000000000242000-memory.dmp

memory/2944-7-0x0000000000220000-0x000000000022F000-memory.dmp

memory/2944-4-0x0000000000250000-0x0000000000260000-memory.dmp

memory/2944-9-0x0000000000400000-0x000000000044D000-memory.dmp

C:\Windows\SysWOW64\mfc140esn\KBDCA.exe

MD5 b5d5c32dc571ac92e1fd4505d9fa4c49
SHA1 d5bd9a869b9e29ed9772a3e1fe3f23169fa4ca09
SHA256 3bddd428f41c5e84c24bece40b38abc83333d66532311170da0f5ea06171e943
SHA512 326a2b4afb76db948b8bf77e2a8c68aec42b92ed6e8e69ccb57f85e2ea5f11e2375e97f85cd74c1bb9cafa01a7fd3640dae456025ae1be4eeb35768ef98e4f04

memory/2640-10-0x0000000000340000-0x0000000000352000-memory.dmp

memory/2640-14-0x0000000000360000-0x0000000000370000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-16 23:51

Reported

2024-06-16 23:53

Platform

win10v2004-20240611-en

Max time kernel

138s

Max time network

146s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b5d5c32dc571ac92e1fd4505d9fa4c49_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\PCShellCommonProxyStub\vcomp110.exe N/A

Drops file in System32 directory

Description Indicator Process Target
File opened for modification C:\Windows\SysWOW64\PCShellCommonProxyStub\vcomp110.exe C:\Users\Admin\AppData\Local\Temp\b5d5c32dc571ac92e1fd4505d9fa4c49_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\b5d5c32dc571ac92e1fd4505d9fa4c49_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\b5d5c32dc571ac92e1fd4505d9fa4c49_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\b5d5c32dc571ac92e1fd4505d9fa4c49_JaffaCakes118.exe"

C:\Windows\SysWOW64\PCShellCommonProxyStub\vcomp110.exe

"C:\Windows\SysWOW64\PCShellCommonProxyStub\vcomp110.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 75.159.190.20.in-addr.arpa udp
BE 88.221.83.201:443 www.bing.com tcp
US 8.8.8.8:53 100.58.20.217.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 201.83.221.88.in-addr.arpa udp
AR 190.192.39.136:80 tcp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 91.90.14.23.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
DE 5.189.168.53:8080 tcp
US 162.241.41.111:7080 tcp
CO 190.85.46.52:7080 tcp
US 8.8.8.8:53 21.236.111.52.in-addr.arpa udp
AR 190.190.15.20:80 tcp
AR 181.95.133.104:80 tcp

Files

memory/3020-4-0x0000000002230000-0x0000000002240000-memory.dmp

memory/3020-0-0x0000000002250000-0x0000000002262000-memory.dmp

memory/3020-7-0x0000000000700000-0x000000000070F000-memory.dmp

C:\Windows\SysWOW64\PCShellCommonProxyStub\vcomp110.exe

MD5 b5d5c32dc571ac92e1fd4505d9fa4c49
SHA1 d5bd9a869b9e29ed9772a3e1fe3f23169fa4ca09
SHA256 3bddd428f41c5e84c24bece40b38abc83333d66532311170da0f5ea06171e943
SHA512 326a2b4afb76db948b8bf77e2a8c68aec42b92ed6e8e69ccb57f85e2ea5f11e2375e97f85cd74c1bb9cafa01a7fd3640dae456025ae1be4eeb35768ef98e4f04

memory/3020-9-0x0000000000400000-0x000000000044D000-memory.dmp

memory/3780-14-0x0000000000510000-0x0000000000520000-memory.dmp

memory/3780-10-0x0000000000530000-0x0000000000542000-memory.dmp