Malware Analysis Report

2025-01-03 06:08

Sample ID 240730-bzefza1dqn
Target 6d3ae03406102c00ed352c47fed57437_JaffaCakes118
SHA256 aa58163c97fc209b121391182810365f4ff3a944421a23f37ed32001fc9a86c0
Tags
emotet epoch2 banker discovery 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

aa58163c97fc209b121391182810365f4ff3a944421a23f37ed32001fc9a86c0

Threat Level: Known bad

The file 6d3ae03406102c00ed352c47fed57437_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

emotet epoch2 banker discovery trojan

Emotet

Emotet payload

Executes dropped EXE

Drops file in System32 directory

Enumerates physical storage devices

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious behavior: RenamesItself

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-07-30 01:34

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-07-30 01:34

Reported

2024-07-30 02:05

Platform

win7-20240704-en

Max time kernel

131s

Max time network

141s

Command Line

"C:\Users\Admin\AppData\Local\Temp\6d3ae03406102c00ed352c47fed57437_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

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\6d3ae03406102c00ed352c47fed57437_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\6d3ae03406102c00ed352c47fed57437_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\6d3ae03406102c00ed352c47fed57437_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 38.18.235.242:80 tcp
US 38.18.235.242:80 tcp
FR 5.196.108.189:8080 tcp
FR 5.196.108.189:8080 tcp
KR 121.124.124.40:7080 tcp
KR 121.124.124.40:7080 tcp
US 104.236.246.93:8080 tcp
US 104.236.246.93:8080 tcp

Files

memory/2224-0-0x0000000000230000-0x0000000000242000-memory.dmp

memory/2224-7-0x0000000000020000-0x000000000002F000-memory.dmp

memory/2224-4-0x0000000000030000-0x0000000000040000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-30 01:34

Reported

2024-07-30 02:07

Platform

win10v2004-20240729-en

Max time kernel

140s

Max time network

148s

Command Line

"C:\Users\Admin\AppData\Local\Temp\6d3ae03406102c00ed352c47fed57437_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\Windows.Media.Audio\mssvp.exe N/A

Drops file in System32 directory

Description Indicator Process Target
File opened for modification C:\Windows\SysWOW64\Windows.Media.Audio\mssvp.exe C:\Users\Admin\AppData\Local\Temp\6d3ae03406102c00ed352c47fed57437_JaffaCakes118.exe N/A

Enumerates physical storage devices

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\6d3ae03406102c00ed352c47fed57437_JaffaCakes118.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\Windows.Media.Audio\mssvp.exe N/A

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\6d3ae03406102c00ed352c47fed57437_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\6d3ae03406102c00ed352c47fed57437_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\6d3ae03406102c00ed352c47fed57437_JaffaCakes118.exe"

C:\Windows\SysWOW64\Windows.Media.Audio\mssvp.exe

"C:\Windows\SysWOW64\Windows.Media.Audio\mssvp.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 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 73.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 38.18.235.242:80 tcp
FR 5.196.108.189:8080 tcp
KR 121.124.124.40:7080 tcp
US 8.8.8.8:53 81.144.22.2.in-addr.arpa udp
US 104.236.246.93:8080 tcp
US 8.8.8.8:53 48.229.111.52.in-addr.arpa udp
AU 113.61.66.94:80 tcp
AU 120.150.60.189:80 tcp
PL 91.211.88.52:7080 tcp

Files

memory/3488-4-0x00000000005E0000-0x00000000005F0000-memory.dmp

memory/3488-7-0x0000000000470000-0x000000000047F000-memory.dmp

memory/3488-0-0x00000000005C0000-0x00000000005D2000-memory.dmp

C:\Windows\SysWOW64\Windows.Media.Audio\mssvp.exe

MD5 6d3ae03406102c00ed352c47fed57437
SHA1 f66ab3ef99b986b29669fb912728826aad7cb77d
SHA256 aa58163c97fc209b121391182810365f4ff3a944421a23f37ed32001fc9a86c0
SHA512 570524082399c128316b3dbabe934fdc79d492ffb8eb1cbf593ad1fdbede6f7179c4e4f86852ec44e6c92d4f83f0d418e505147ac98abbae9293286e8281ed0b

memory/3488-9-0x0000000000400000-0x000000000041C000-memory.dmp

memory/2568-15-0x00000000004C0000-0x00000000004D0000-memory.dmp

memory/2568-10-0x00000000005F0000-0x0000000000602000-memory.dmp