Malware Analysis Report

2024-09-22 23:41

Sample ID 240617-ja57dsthml
Target b76442a57b02c6e9c8e7729ae3d26aea_JaffaCakes118
SHA256 3ece5b9b043274d12e628cd667cb9a6b9b23ad4c3c3db7504ec435dadc50f0b1
Tags
emotet epoch2 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

3ece5b9b043274d12e628cd667cb9a6b9b23ad4c3c3db7504ec435dadc50f0b1

Threat Level: Known bad

The file b76442a57b02c6e9c8e7729ae3d26aea_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

emotet epoch2 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

Suspicious use of SetWindowsHookEx

MITRE ATT&CK Matrix V13

Analysis: static1

Detonation Overview

Reported

2024-06-17 07:28

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-17 07:28

Reported

2024-06-17 07:31

Platform

win7-20240611-en

Max time kernel

149s

Max time network

149s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b76442a57b02c6e9c8e7729ae3d26aea_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\clfsw32\wcncsvc.exe N/A

Drops file in System32 directory

Description Indicator Process Target
File opened for modification C:\Windows\SysWOW64\clfsw32\wcncsvc.exe C:\Users\Admin\AppData\Local\Temp\b76442a57b02c6e9c8e7729ae3d26aea_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\b76442a57b02c6e9c8e7729ae3d26aea_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\b76442a57b02c6e9c8e7729ae3d26aea_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\b76442a57b02c6e9c8e7729ae3d26aea_JaffaCakes118.exe"

C:\Windows\SysWOW64\clfsw32\wcncsvc.exe

"C:\Windows\SysWOW64\clfsw32\wcncsvc.exe"

Network

Country Destination Domain Proto
US 74.219.172.26:80 tcp
US 74.219.172.26:80 tcp
US 134.209.36.254:8080 tcp
US 134.209.36.254:8080 tcp
US 104.156.59.7:8080 tcp
US 104.156.59.7:8080 tcp
N/A 120.138.30.150:8080 tcp

Files

memory/2168-0-0x0000000000380000-0x0000000000392000-memory.dmp

memory/2168-4-0x00000000003A0000-0x00000000003B0000-memory.dmp

memory/2168-7-0x0000000000360000-0x000000000036F000-memory.dmp

memory/2168-9-0x0000000000400000-0x0000000000430000-memory.dmp

C:\Windows\SysWOW64\clfsw32\wcncsvc.exe

MD5 b76442a57b02c6e9c8e7729ae3d26aea
SHA1 ec4c1b9eb67648b6ae03e4ff3d13a6edae9146d8
SHA256 3ece5b9b043274d12e628cd667cb9a6b9b23ad4c3c3db7504ec435dadc50f0b1
SHA512 95e2e69be98e9d8843206aeba5015e6d8a994d0e8d77e85e58deeedcb08574cabc8f8a8d3ec6651c5e2e9c115193c8a71fee95586de54a09ea98d6e1f785989b

memory/2628-14-0x00000000002D0000-0x00000000002E0000-memory.dmp

memory/2628-10-0x0000000000270000-0x0000000000282000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-17 07:28

Reported

2024-06-17 07:31

Platform

win10v2004-20240611-en

Max time kernel

143s

Max time network

147s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b76442a57b02c6e9c8e7729ae3d26aea_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\onnxruntime\vbscript.exe N/A

Drops file in System32 directory

Description Indicator Process Target
File opened for modification C:\Windows\SysWOW64\onnxruntime\vbscript.exe C:\Users\Admin\AppData\Local\Temp\b76442a57b02c6e9c8e7729ae3d26aea_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\b76442a57b02c6e9c8e7729ae3d26aea_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\b76442a57b02c6e9c8e7729ae3d26aea_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\b76442a57b02c6e9c8e7729ae3d26aea_JaffaCakes118.exe"

C:\Windows\SysWOW64\onnxruntime\vbscript.exe

"C:\Windows\SysWOW64\onnxruntime\vbscript.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 75.159.190.20.in-addr.arpa udp
NL 23.62.61.89:443 www.bing.com tcp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 89.61.62.23.in-addr.arpa udp
US 74.219.172.26:80 tcp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 134.209.36.254:8080 tcp
US 104.156.59.7:8080 tcp
NZ 120.138.30.150:8080 tcp
US 8.8.8.8:53 30.243.111.52.in-addr.arpa udp
BG 194.187.133.160:443 tcp
US 104.236.246.93:8080 tcp
US 74.208.45.104:8080 tcp

Files

memory/1928-5-0x0000000002250000-0x0000000002260000-memory.dmp

memory/1928-0-0x0000000002230000-0x0000000002242000-memory.dmp

memory/1928-7-0x0000000000B80000-0x0000000000B8F000-memory.dmp

C:\Windows\SysWOW64\onnxruntime\vbscript.exe

MD5 b76442a57b02c6e9c8e7729ae3d26aea
SHA1 ec4c1b9eb67648b6ae03e4ff3d13a6edae9146d8
SHA256 3ece5b9b043274d12e628cd667cb9a6b9b23ad4c3c3db7504ec435dadc50f0b1
SHA512 95e2e69be98e9d8843206aeba5015e6d8a994d0e8d77e85e58deeedcb08574cabc8f8a8d3ec6651c5e2e9c115193c8a71fee95586de54a09ea98d6e1f785989b

memory/1928-9-0x0000000000400000-0x0000000000430000-memory.dmp

memory/3780-14-0x00000000005B0000-0x00000000005C0000-memory.dmp

memory/3780-10-0x00000000008D0000-0x00000000008E2000-memory.dmp