Malware Analysis Report

2025-01-02 10:53

Sample ID 241018-3s7ygsvcld
Target 59dda9364ecc5e71475f3ebca644a075_JaffaCakes118
SHA256 78fa4f136dac290132c04e9e0b09de7a2f21c4691c3696b731bc4ae3374bc09f
Tags
smokeloader pub1 backdoor 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

78fa4f136dac290132c04e9e0b09de7a2f21c4691c3696b731bc4ae3374bc09f

Threat Level: Known bad

The file 59dda9364ecc5e71475f3ebca644a075_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

smokeloader pub1 backdoor discovery trojan

SmokeLoader

Unsigned PE

Program crash

System Location Discovery: System Language Discovery

Suspicious use of WriteProcessMemory

Checks SCSI registry key(s)

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-10-18 23:47

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-10-18 23:47

Reported

2024-10-18 23:50

Platform

win7-20240903-en

Max time kernel

121s

Max time network

121s

Command Line

"C:\Users\Admin\AppData\Local\Temp\59dda9364ecc5e71475f3ebca644a075_JaffaCakes118.exe"

Signatures

SmokeLoader

trojan backdoor smokeloader

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\59dda9364ecc5e71475f3ebca644a075_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\59dda9364ecc5e71475f3ebca644a075_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\59dda9364ecc5e71475f3ebca644a075_JaffaCakes118.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2012 -s 136

Network

N/A

Files

memory/2012-2-0x0000000000400000-0x0000000000409000-memory.dmp

memory/2012-1-0x0000000000A40000-0x0000000000B40000-memory.dmp

memory/2012-3-0x0000000000400000-0x0000000000903000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-10-18 23:47

Reported

2024-10-18 23:50

Platform

win10v2004-20241007-en

Max time kernel

139s

Max time network

126s

Command Line

"C:\Users\Admin\AppData\Local\Temp\59dda9364ecc5e71475f3ebca644a075_JaffaCakes118.exe"

Signatures

SmokeLoader

trojan backdoor smokeloader

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\59dda9364ecc5e71475f3ebca644a075_JaffaCakes118.exe N/A

Checks SCSI registry key(s)

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\59dda9364ecc5e71475f3ebca644a075_JaffaCakes118.exe N/A
Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\59dda9364ecc5e71475f3ebca644a075_JaffaCakes118.exe N/A
Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\59dda9364ecc5e71475f3ebca644a075_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\59dda9364ecc5e71475f3ebca644a075_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\59dda9364ecc5e71475f3ebca644a075_JaffaCakes118.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 5004 -ip 5004

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 5004 -s 352

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 140.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 56.163.245.4.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 0.205.248.87.in-addr.arpa udp
US 8.8.8.8:53 48.229.111.52.in-addr.arpa udp
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 10.28.171.150.in-addr.arpa udp

Files

memory/5004-1-0x0000000000A90000-0x0000000000B90000-memory.dmp

memory/5004-2-0x00000000001C0000-0x00000000001C9000-memory.dmp

memory/5004-3-0x0000000000400000-0x0000000000409000-memory.dmp

memory/5004-6-0x0000000000400000-0x0000000000409000-memory.dmp

memory/5004-5-0x00000000001C0000-0x00000000001C9000-memory.dmp

memory/5004-4-0x0000000000400000-0x0000000000903000-memory.dmp