Malware Analysis Report

2025-01-03 06:06

Sample ID 240730-avreasyejq
Target 6a8c83e282dafe21b5d46d7aa736d7f1_JaffaCakes118
SHA256 23e6db61cf57dfeef6b9af31a50b72e4ccafda266c0dc2306ae048afe16bfa40
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

23e6db61cf57dfeef6b9af31a50b72e4ccafda266c0dc2306ae048afe16bfa40

Threat Level: Known bad

The file 6a8c83e282dafe21b5d46d7aa736d7f1_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

System Location Discovery: System Language Discovery

Unsigned PE

Enumerates physical storage devices

Suspicious behavior: RenamesItself

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-07-30 00:32

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-07-30 00:32

Reported

2024-07-30 01:36

Platform

win7-20240729-en

Max time kernel

129s

Max time network

140s

Command Line

"C:\Users\Admin\AppData\Local\Temp\6a8c83e282dafe21b5d46d7aa736d7f1_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\usbui\spwinsat.exe N/A

Drops file in System32 directory

Description Indicator Process Target
File opened for modification C:\Windows\SysWOW64\usbui\spwinsat.exe C:\Users\Admin\AppData\Local\Temp\6a8c83e282dafe21b5d46d7aa736d7f1_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\6a8c83e282dafe21b5d46d7aa736d7f1_JaffaCakes118.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\usbui\spwinsat.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\usbui\spwinsat.exe N/A
N/A N/A C:\Windows\SysWOW64\usbui\spwinsat.exe N/A
N/A N/A C:\Windows\SysWOW64\usbui\spwinsat.exe N/A
N/A N/A C:\Windows\SysWOW64\usbui\spwinsat.exe N/A
N/A N/A C:\Windows\SysWOW64\usbui\spwinsat.exe N/A

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\6a8c83e282dafe21b5d46d7aa736d7f1_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\6a8c83e282dafe21b5d46d7aa736d7f1_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\6a8c83e282dafe21b5d46d7aa736d7f1_JaffaCakes118.exe"

C:\Windows\SysWOW64\usbui\spwinsat.exe

"C:\Windows\SysWOW64\usbui\spwinsat.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/1316-0-0x0000000000230000-0x0000000000242000-memory.dmp

memory/1316-7-0x0000000000030000-0x000000000003F000-memory.dmp

memory/1316-4-0x0000000000250000-0x0000000000260000-memory.dmp

C:\Windows\SysWOW64\usbui\spwinsat.exe

MD5 6a8c83e282dafe21b5d46d7aa736d7f1
SHA1 29fc92006421b19c80f0d3127e604542939a812e
SHA256 23e6db61cf57dfeef6b9af31a50b72e4ccafda266c0dc2306ae048afe16bfa40
SHA512 ae76cd483a2c56ef8953b252164e7ffa65ecea9088bdffff682f9ec7008ba0de9e43f1d8c670c21991590352d3276725ac68e1f88f398e91f067c60d4e9a65bc

memory/1316-8-0x0000000000400000-0x000000000041C000-memory.dmp

memory/2248-10-0x00000000001C0000-0x00000000001D2000-memory.dmp

memory/2248-14-0x0000000000030000-0x0000000000040000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-30 00:32

Reported

2024-07-30 01:41

Platform

win10v2004-20240709-en

Max time kernel

143s

Max time network

154s

Command Line

"C:\Users\Admin\AppData\Local\Temp\6a8c83e282dafe21b5d46d7aa736d7f1_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\6a8c83e282dafe21b5d46d7aa736d7f1_JaffaCakes118.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\6a8c83e282dafe21b5d46d7aa736d7f1_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\6a8c83e282dafe21b5d46d7aa736d7f1_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\6a8c83e282dafe21b5d46d7aa736d7f1_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\6a8c83e282dafe21b5d46d7aa736d7f1_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\6a8c83e282dafe21b5d46d7aa736d7f1_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\6a8c83e282dafe21b5d46d7aa736d7f1_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\6a8c83e282dafe21b5d46d7aa736d7f1_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\6a8c83e282dafe21b5d46d7aa736d7f1_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\6a8c83e282dafe21b5d46d7aa736d7f1_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\6a8c83e282dafe21b5d46d7aa736d7f1_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\6a8c83e282dafe21b5d46d7aa736d7f1_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\6a8c83e282dafe21b5d46d7aa736d7f1_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\6a8c83e282dafe21b5d46d7aa736d7f1_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\6a8c83e282dafe21b5d46d7aa736d7f1_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\6a8c83e282dafe21b5d46d7aa736d7f1_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\6a8c83e282dafe21b5d46d7aa736d7f1_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\6a8c83e282dafe21b5d46d7aa736d7f1_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\6a8c83e282dafe21b5d46d7aa736d7f1_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
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 24.58.20.217.in-addr.arpa udp
US 8.8.8.8:53 138.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 38.18.235.242:80 tcp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
FR 5.196.108.189:8080 tcp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net 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 19.229.111.52.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
US 8.8.8.8:53 13.179.89.13.in-addr.arpa udp

Files

memory/4752-4-0x0000000000B20000-0x0000000000B30000-memory.dmp

memory/4752-7-0x00000000006B0000-0x00000000006BF000-memory.dmp

memory/4752-0-0x0000000000B00000-0x0000000000B12000-memory.dmp