Malware Analysis Report

2024-09-22 22:41

Sample ID 240616-bzlkaatfqc
Target b121bbae523dec4148e18cc15e687582_JaffaCakes118
SHA256 252444752866908e19c4b1374d6a49cc4a335879213418307443842910ba0a35
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

252444752866908e19c4b1374d6a49cc4a335879213418307443842910ba0a35

Threat Level: Known bad

The file b121bbae523dec4148e18cc15e687582_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 behavior: EnumeratesProcesses

Suspicious behavior: RenamesItself

Suspicious use of WriteProcessMemory

Suspicious use of SetWindowsHookEx

MITRE ATT&CK Matrix V13

Analysis: static1

Detonation Overview

Reported

2024-06-16 01:34

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-16 01:34

Reported

2024-06-16 01:37

Platform

win7-20240611-en

Max time kernel

128s

Max time network

138s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b121bbae523dec4148e18cc15e687582_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\RacEngn\DfsShlEx.exe N/A

Drops file in System32 directory

Description Indicator Process Target
File opened for modification C:\Windows\SysWOW64\RacEngn\DfsShlEx.exe C:\Users\Admin\AppData\Local\Temp\b121bbae523dec4148e18cc15e687582_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\b121bbae523dec4148e18cc15e687582_JaffaCakes118.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\b121bbae523dec4148e18cc15e687582_JaffaCakes118.exe N/A
N/A N/A C:\Windows\SysWOW64\RacEngn\DfsShlEx.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\b121bbae523dec4148e18cc15e687582_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\b121bbae523dec4148e18cc15e687582_JaffaCakes118.exe"

C:\Windows\SysWOW64\RacEngn\DfsShlEx.exe

"C:\Windows\SysWOW64\RacEngn\DfsShlEx.exe"

Network

Country Destination Domain Proto
JP 116.91.240.96:80 tcp
JP 116.91.240.96:80 tcp
IN 167.71.227.113:8080 tcp
IN 167.71.227.113:8080 tcp
CO 190.85.46.52:7080 tcp
CO 190.85.46.52:7080 tcp
US 162.144.42.60:8080 tcp
US 162.144.42.60:8080 tcp

Files

memory/2652-4-0x00000000002A0000-0x00000000002B0000-memory.dmp

memory/2652-7-0x0000000000240000-0x000000000024F000-memory.dmp

memory/2652-0-0x0000000000280000-0x0000000000292000-memory.dmp

C:\Windows\SysWOW64\RacEngn\DfsShlEx.exe

MD5 b121bbae523dec4148e18cc15e687582
SHA1 340f4307c22b44e957d484231b31ba67b85be2f8
SHA256 252444752866908e19c4b1374d6a49cc4a335879213418307443842910ba0a35
SHA512 876fe6335c821a977a1a070756200b5d4977580280f633e6088108e14410018b7c8b5a0764af1f773f1ef22ba789fd9150c457fc534ea15fde70adb725a4944d

memory/2348-14-0x00000000003F0000-0x0000000000400000-memory.dmp

memory/2348-10-0x0000000000640000-0x0000000000652000-memory.dmp

memory/2652-9-0x0000000000400000-0x00000000004AC000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-16 01:34

Reported

2024-06-16 01:37

Platform

win10v2004-20240611-en

Max time kernel

134s

Max time network

143s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b121bbae523dec4148e18cc15e687582_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\KBDUR\spnet.exe N/A

Drops file in System32 directory

Description Indicator Process Target
File opened for modification C:\Windows\SysWOW64\KBDUR\spnet.exe C:\Users\Admin\AppData\Local\Temp\b121bbae523dec4148e18cc15e687582_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\b121bbae523dec4148e18cc15e687582_JaffaCakes118.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\b121bbae523dec4148e18cc15e687582_JaffaCakes118.exe N/A
N/A N/A C:\Windows\SysWOW64\KBDUR\spnet.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\b121bbae523dec4148e18cc15e687582_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\b121bbae523dec4148e18cc15e687582_JaffaCakes118.exe"

C:\Windows\SysWOW64\KBDUR\spnet.exe

"C:\Windows\SysWOW64\KBDUR\spnet.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
BE 88.221.83.187:443 www.bing.com tcp
US 8.8.8.8:53 133.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 91.90.14.23.in-addr.arpa udp
US 8.8.8.8:53 187.83.221.88.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
JP 116.91.240.96:80 tcp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
IN 167.71.227.113:8080 tcp
US 8.8.8.8:53 142.53.16.96.in-addr.arpa udp
CO 190.85.46.52:7080 tcp
US 162.144.42.60:8080 tcp
US 8.8.8.8:53 0.204.248.87.in-addr.arpa udp
PK 202.166.170.43:80 tcp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 0.205.248.87.in-addr.arpa udp
FI 95.216.205.155:8080 tcp
JP 120.51.34.254:80 tcp

Files

memory/1944-0-0x00000000022F0000-0x0000000002302000-memory.dmp

memory/1944-7-0x00000000005C0000-0x00000000005CF000-memory.dmp

memory/1944-4-0x00000000022D0000-0x00000000022E0000-memory.dmp

memory/1944-9-0x0000000000400000-0x00000000004AC000-memory.dmp

C:\Windows\SysWOW64\KBDUR\spnet.exe

MD5 b121bbae523dec4148e18cc15e687582
SHA1 340f4307c22b44e957d484231b31ba67b85be2f8
SHA256 252444752866908e19c4b1374d6a49cc4a335879213418307443842910ba0a35
SHA512 876fe6335c821a977a1a070756200b5d4977580280f633e6088108e14410018b7c8b5a0764af1f773f1ef22ba789fd9150c457fc534ea15fde70adb725a4944d

memory/2260-15-0x0000000002110000-0x0000000002120000-memory.dmp

memory/2260-10-0x00000000020F0000-0x0000000002102000-memory.dmp