Malware Analysis Report

2024-09-22 22:22

Sample ID 240615-b5bx2avcre
Target ac7472c6f520fb61a85c500d6bc2b38b_JaffaCakes118
SHA256 9b58c90cc6a5452b6daa3a27b43bb3049d831276b55cbd56cffe20fcd772b016
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

9b58c90cc6a5452b6daa3a27b43bb3049d831276b55cbd56cffe20fcd772b016

Threat Level: Known bad

The file ac7472c6f520fb61a85c500d6bc2b38b_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 use of WriteProcessMemory

Suspicious behavior: RenamesItself

MITRE ATT&CK Matrix V13

Analysis: static1

Detonation Overview

Reported

2024-06-15 01:43

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-15 01:43

Reported

2024-06-15 01:45

Platform

win7-20240611-en

Max time kernel

147s

Max time network

153s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ac7472c6f520fb61a85c500d6bc2b38b_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\dmdlgs\dxva2.exe N/A

Drops file in System32 directory

Description Indicator Process Target
File opened for modification C:\Windows\SysWOW64\dmdlgs\dxva2.exe C:\Users\Admin\AppData\Local\Temp\ac7472c6f520fb61a85c500d6bc2b38b_JaffaCakes118.exe N/A

Enumerates physical storage devices

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\dmdlgs\dxva2.exe N/A
N/A N/A C:\Windows\SysWOW64\dmdlgs\dxva2.exe N/A
N/A N/A C:\Windows\SysWOW64\dmdlgs\dxva2.exe N/A
N/A N/A C:\Windows\SysWOW64\dmdlgs\dxva2.exe N/A
N/A N/A C:\Windows\SysWOW64\dmdlgs\dxva2.exe N/A

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\ac7472c6f520fb61a85c500d6bc2b38b_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\ac7472c6f520fb61a85c500d6bc2b38b_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\ac7472c6f520fb61a85c500d6bc2b38b_JaffaCakes118.exe"

C:\Windows\SysWOW64\dmdlgs\dxva2.exe

"C:\Windows\SysWOW64\dmdlgs\dxva2.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/2200-7-0x0000000000230000-0x000000000023F000-memory.dmp

memory/2200-4-0x0000000000260000-0x0000000000270000-memory.dmp

memory/2200-0-0x0000000000240000-0x0000000000252000-memory.dmp

C:\Windows\SysWOW64\dmdlgs\dxva2.exe

MD5 ac7472c6f520fb61a85c500d6bc2b38b
SHA1 bc6b176b94a574bb5ad96f9a9eb5b5650cc92a3c
SHA256 9b58c90cc6a5452b6daa3a27b43bb3049d831276b55cbd56cffe20fcd772b016
SHA512 a5a89d7b9f62645b9733b976f0ddee878f241e12619f0e70a2d5d7117f1b6c0cbc190acd73cf80a543dfc2ae5975fe436d1333123e38eb4cb9e8fa7e4e5e2bf8

memory/2200-9-0x0000000000400000-0x0000000000451000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-15 01:43

Reported

2024-06-15 01:45

Platform

win10v2004-20240611-en

Max time kernel

139s

Max time network

159s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ac7472c6f520fb61a85c500d6bc2b38b_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\TtlsAuth\msacm32.exe N/A

Drops file in System32 directory

Description Indicator Process Target
File opened for modification C:\Windows\SysWOW64\TtlsAuth\msacm32.exe C:\Users\Admin\AppData\Local\Temp\ac7472c6f520fb61a85c500d6bc2b38b_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\ac7472c6f520fb61a85c500d6bc2b38b_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\ac7472c6f520fb61a85c500d6bc2b38b_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\ac7472c6f520fb61a85c500d6bc2b38b_JaffaCakes118.exe"

C:\Windows\SysWOW64\TtlsAuth\msacm32.exe

"C:\Windows\SysWOW64\TtlsAuth\msacm32.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 g.bing.com udp
US 13.107.21.237:443 g.bing.com tcp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 72.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 249.197.17.2.in-addr.arpa udp
BE 2.17.107.105:443 www.bing.com tcp
US 8.8.8.8:53 105.107.17.2.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 76.168.54.203:80 tcp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 0.205.248.87.in-addr.arpa udp
DE 51.38.124.206:80 51.38.124.206 tcp
US 8.8.8.8:53 206.124.38.51.in-addr.arpa udp
US 38.88.126.202:8080 tcp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
FR 54.37.42.48:8080 tcp
FR 5.196.35.138:7080 tcp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp
BR 177.129.17.170:443 tcp
DE 87.106.46.107:8080 tcp

Files

memory/4532-4-0x0000000000600000-0x0000000000610000-memory.dmp

memory/4532-0-0x00000000005E0000-0x00000000005F2000-memory.dmp

memory/4532-7-0x0000000000540000-0x000000000054F000-memory.dmp

memory/4532-9-0x0000000000400000-0x0000000000451000-memory.dmp

C:\Windows\SysWOW64\TtlsAuth\msacm32.exe

MD5 ac7472c6f520fb61a85c500d6bc2b38b
SHA1 bc6b176b94a574bb5ad96f9a9eb5b5650cc92a3c
SHA256 9b58c90cc6a5452b6daa3a27b43bb3049d831276b55cbd56cffe20fcd772b016
SHA512 a5a89d7b9f62645b9733b976f0ddee878f241e12619f0e70a2d5d7117f1b6c0cbc190acd73cf80a543dfc2ae5975fe436d1333123e38eb4cb9e8fa7e4e5e2bf8

memory/1184-14-0x0000000000620000-0x0000000000630000-memory.dmp

memory/1184-10-0x00000000004C0000-0x00000000004D2000-memory.dmp