Malware Analysis Report

2025-01-03 06:07

Sample ID 240728-t6f79awhng
Target 17ecf78c56cac5ea28667e8de76c66bf_JaffaCakes118
SHA256 1313e115a29f31b47182849eb483c3aae9dc42411cc7e7532078b0f9b205c446
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

1313e115a29f31b47182849eb483c3aae9dc42411cc7e7532078b0f9b205c446

Threat Level: Known bad

The file 17ecf78c56cac5ea28667e8de76c66bf_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: EnumeratesProcesses

Suspicious behavior: RenamesItself

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-07-28 16:39

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-07-28 16:39

Reported

2024-07-30 03:07

Platform

win7-20240729-en

Max time kernel

136s

Max time network

144s

Command Line

"C:\Users\Admin\AppData\Local\Temp\17ecf78c56cac5ea28667e8de76c66bf_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\tapiperf\DXPTaskRingtone.exe N/A

Drops file in System32 directory

Description Indicator Process Target
File opened for modification C:\Windows\SysWOW64\tapiperf\DXPTaskRingtone.exe C:\Users\Admin\AppData\Local\Temp\17ecf78c56cac5ea28667e8de76c66bf_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\17ecf78c56cac5ea28667e8de76c66bf_JaffaCakes118.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\tapiperf\DXPTaskRingtone.exe N/A

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\17ecf78c56cac5ea28667e8de76c66bf_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\17ecf78c56cac5ea28667e8de76c66bf_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\17ecf78c56cac5ea28667e8de76c66bf_JaffaCakes118.exe"

C:\Windows\SysWOW64\tapiperf\DXPTaskRingtone.exe

"C:\Windows\SysWOW64\tapiperf\DXPTaskRingtone.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/1816-4-0x0000000000030000-0x0000000000040000-memory.dmp

memory/1816-0-0x0000000000220000-0x0000000000232000-memory.dmp

memory/1816-7-0x0000000000020000-0x000000000002F000-memory.dmp

memory/1816-8-0x0000000000400000-0x0000000000436000-memory.dmp

C:\Windows\SysWOW64\tapiperf\DXPTaskRingtone.exe

MD5 17ecf78c56cac5ea28667e8de76c66bf
SHA1 f0955344d4459cb04ce941caf967482fddf79db1
SHA256 1313e115a29f31b47182849eb483c3aae9dc42411cc7e7532078b0f9b205c446
SHA512 820c9cb1c063eba1aef60800dc7514d0868ec44cf95e1351b1b47240e6ab6b1ca69a0adb56c2380f1528dc2c897af0892e0d7a7f672c02689e33433d3f868276

memory/2736-14-0x0000000000240000-0x0000000000250000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-28 16:39

Reported

2024-07-30 03:05

Platform

win10v2004-20240709-en

Max time kernel

140s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\17ecf78c56cac5ea28667e8de76c66bf_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\17ecf78c56cac5ea28667e8de76c66bf_JaffaCakes118.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\17ecf78c56cac5ea28667e8de76c66bf_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\17ecf78c56cac5ea28667e8de76c66bf_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\17ecf78c56cac5ea28667e8de76c66bf_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\17ecf78c56cac5ea28667e8de76c66bf_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\17ecf78c56cac5ea28667e8de76c66bf_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\17ecf78c56cac5ea28667e8de76c66bf_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\17ecf78c56cac5ea28667e8de76c66bf_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\17ecf78c56cac5ea28667e8de76c66bf_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\17ecf78c56cac5ea28667e8de76c66bf_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\17ecf78c56cac5ea28667e8de76c66bf_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\17ecf78c56cac5ea28667e8de76c66bf_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\17ecf78c56cac5ea28667e8de76c66bf_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\17ecf78c56cac5ea28667e8de76c66bf_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\17ecf78c56cac5ea28667e8de76c66bf_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\17ecf78c56cac5ea28667e8de76c66bf_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\17ecf78c56cac5ea28667e8de76c66bf_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\17ecf78c56cac5ea28667e8de76c66bf_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\17ecf78c56cac5ea28667e8de76c66bf_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 71.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 183.142.211.20.in-addr.arpa udp
US 38.18.235.242:80 tcp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 192.142.123.92.in-addr.arpa udp
FR 5.196.108.189:8080 tcp
KR 121.124.124.40:7080 tcp
US 104.236.246.93:8080 tcp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
AU 113.61.66.94:80 tcp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 10.28.171.150.in-addr.arpa udp
AU 120.150.60.189:80 tcp
PL 91.211.88.52:7080 tcp

Files

memory/3200-4-0x00000000005C0000-0x00000000005D0000-memory.dmp

memory/3200-0-0x00000000005A0000-0x00000000005B2000-memory.dmp

memory/3200-7-0x0000000000590000-0x000000000059F000-memory.dmp