Malware Analysis Report

2025-01-03 05:51

Sample ID 240503-l7c8zseb75
Target 1044a6626463af1d8af09fac671edbe0_JaffaCakes118
SHA256 fc9c6c02d63ade7e7d385ac7d5aad02b1b3a023e1ad84af1cf1eaae563b00054
Tags
emotet epoch1 banker trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

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

fc9c6c02d63ade7e7d385ac7d5aad02b1b3a023e1ad84af1cf1eaae563b00054

Threat Level: Known bad

The file 1044a6626463af1d8af09fac671edbe0_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: RenamesItself

Suspicious behavior: EnumeratesProcesses

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-05-03 10:10

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-03 10:10

Reported

2024-05-03 10:12

Platform

win7-20240419-en

Max time kernel

147s

Max time network

147s

Command Line

"C:\Users\Admin\AppData\Local\Temp\1044a6626463af1d8af09fac671edbe0_JaffaCakes118.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\1044a6626463af1d8af09fac671edbe0_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\1044a6626463af1d8af09fac671edbe0_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 65.36.62.20:80 tcp
US 65.36.62.20:80 tcp
US 209.126.6.222:8080 tcp
US 209.126.6.222:8080 tcp
GB 5.153.250.14:8080 tcp
GB 5.153.250.14:8080 tcp
CA 204.225.249.100:7080 tcp

Files

memory/2484-0-0x00000000002D0000-0x00000000002DC000-memory.dmp

memory/2484-4-0x0000000000240000-0x0000000000249000-memory.dmp

memory/2484-5-0x00000000002D0000-0x00000000002DC000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-03 10:10

Reported

2024-05-03 10:12

Platform

win10v2004-20240426-en

Max time kernel

148s

Max time network

152s

Command Line

"C:\Users\Admin\AppData\Local\Temp\1044a6626463af1d8af09fac671edbe0_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

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\rdpcore\mfc100cht.exe N/A

Drops file in System32 directory

Description Indicator Process Target
File opened for modification C:\Windows\SysWOW64\rdpcore\mfc100cht.exe C:\Users\Admin\AppData\Local\Temp\1044a6626463af1d8af09fac671edbe0_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\1044a6626463af1d8af09fac671edbe0_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\1044a6626463af1d8af09fac671edbe0_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\1044a6626463af1d8af09fac671edbe0_JaffaCakes118.exe"

C:\Windows\SysWOW64\rdpcore\mfc100cht.exe

"C:\Windows\SysWOW64\rdpcore\mfc100cht.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
NL 23.62.61.72:443 www.bing.com tcp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 72.61.62.23.in-addr.arpa udp
US 8.8.8.8:53 71.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 65.36.62.20:80 tcp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 0.204.248.87.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 209.126.6.222:8080 tcp
US 8.8.8.8:53 79.190.18.2.in-addr.arpa udp
GB 5.153.250.14:8080 tcp
CA 204.225.249.100:7080 tcp
US 8.8.8.8:53 19.229.111.52.in-addr.arpa udp
DE 77.90.136.129:8080 tcp
DE 185.94.252.27:443 tcp
US 8.8.8.8:53 23.173.189.20.in-addr.arpa udp

Files

memory/3624-0-0x0000000000540000-0x000000000054C000-memory.dmp

memory/3624-4-0x0000000000530000-0x0000000000539000-memory.dmp

C:\Windows\SysWOW64\rdpcore\mfc100cht.exe

MD5 1044a6626463af1d8af09fac671edbe0
SHA1 bd3507ead8e4467a888df792284c7b5dc6995771
SHA256 fc9c6c02d63ade7e7d385ac7d5aad02b1b3a023e1ad84af1cf1eaae563b00054
SHA512 fba8d60e66535ce736c1e58888236690af532a2f8e14ec3184855a470d3b2d66b5648950e22cefd8440784f2a7fc62ce9944ff14d141e1d3529caea48b27dbc1

memory/3624-6-0x0000000000400000-0x0000000000451000-memory.dmp

memory/2932-7-0x0000000000620000-0x000000000062C000-memory.dmp

memory/2932-11-0x0000000000620000-0x000000000062C000-memory.dmp