Malware Analysis Report

2024-11-13 19:01

Sample ID 240510-gjrdgshh65
Target 2da7755f33d19be8ca3676ea9456b520_JaffaCakes118
SHA256 c09ff2b5c526d2d2065f3a160d4da7b6f11d96fb7703fabfd8d582e52adb9052
Tags
smokeloader backdoor 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

c09ff2b5c526d2d2065f3a160d4da7b6f11d96fb7703fabfd8d582e52adb9052

Threat Level: Known bad

The file 2da7755f33d19be8ca3676ea9456b520_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

smokeloader backdoor trojan

SmokeLoader

Maps connected drives based on registry

Unsigned PE

Suspicious behavior: MapViewOfSection

Suspicious use of FindShellTrayWindow

Suspicious use of SendNotifyMessage

Checks SCSI registry key(s)

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-05-10 05:50

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-10 05:50

Reported

2024-05-10 05:52

Platform

win7-20240221-en

Max time kernel

141s

Max time network

121s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2da7755f33d19be8ca3676ea9456b520_JaffaCakes118.exe"

Signatures

SmokeLoader

trojan backdoor smokeloader

Maps connected drives based on registry

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum C:\Users\Admin\AppData\Local\Temp\2da7755f33d19be8ca3676ea9456b520_JaffaCakes118.exe N/A
Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0 C:\Users\Admin\AppData\Local\Temp\2da7755f33d19be8ca3676ea9456b520_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\2da7755f33d19be8ca3676ea9456b520_JaffaCakes118.exe N/A
Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\2da7755f33d19be8ca3676ea9456b520_JaffaCakes118.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\2da7755f33d19be8ca3676ea9456b520_JaffaCakes118.exe N/A

Suspicious use of FindShellTrayWindow

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\2da7755f33d19be8ca3676ea9456b520_JaffaCakes118.exe N/A

Suspicious use of SendNotifyMessage

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\2da7755f33d19be8ca3676ea9456b520_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\2da7755f33d19be8ca3676ea9456b520_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\2da7755f33d19be8ca3676ea9456b520_JaffaCakes118.exe"

Network

N/A

Files

memory/2924-2-0x0000000001C80000-0x0000000001C81000-memory.dmp

memory/2924-1-0x0000000001C80000-0x0000000001C81000-memory.dmp

memory/2924-0-0x0000000001C60000-0x0000000001C80000-memory.dmp

memory/2924-3-0x0000000001C80000-0x0000000001C81000-memory.dmp

memory/2924-5-0x0000000001C80000-0x0000000001C81000-memory.dmp

memory/2924-4-0x0000000001C60000-0x0000000001C80000-memory.dmp

memory/2924-6-0x0000000000400000-0x0000000000479000-memory.dmp

memory/2924-7-0x0000000000402000-0x0000000000403000-memory.dmp

memory/1204-10-0x00000000024B0000-0x00000000024C5000-memory.dmp

memory/1204-9-0x0000000002490000-0x0000000002491000-memory.dmp

memory/2924-8-0x0000000001C80000-0x0000000001C81000-memory.dmp

memory/2924-11-0x0000000000400000-0x0000000000479000-memory.dmp

memory/1204-13-0x00000000024B0000-0x00000000024C5000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-10 05:50

Reported

2024-05-10 05:52

Platform

win10v2004-20240508-en

Max time kernel

134s

Max time network

94s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2da7755f33d19be8ca3676ea9456b520_JaffaCakes118.exe"

Signatures

Maps connected drives based on registry

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum C:\Users\Admin\AppData\Local\Temp\2da7755f33d19be8ca3676ea9456b520_JaffaCakes118.exe N/A
Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 C:\Users\Admin\AppData\Local\Temp\2da7755f33d19be8ca3676ea9456b520_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\2da7755f33d19be8ca3676ea9456b520_JaffaCakes118.exe N/A
Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\2da7755f33d19be8ca3676ea9456b520_JaffaCakes118.exe N/A

Suspicious use of FindShellTrayWindow

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\2da7755f33d19be8ca3676ea9456b520_JaffaCakes118.exe N/A

Suspicious use of SendNotifyMessage

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\2da7755f33d19be8ca3676ea9456b520_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\2da7755f33d19be8ca3676ea9456b520_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\2da7755f33d19be8ca3676ea9456b520_JaffaCakes118.exe"

C:\Windows\System32\svchost.exe

C:\Windows\System32\svchost.exe -k NetworkService -p -s TapiSrv

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 17.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 79.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
BE 2.17.196.137:443 www.bing.com tcp
US 8.8.8.8:53 137.196.17.2.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 32.251.17.2.in-addr.arpa udp
US 8.8.8.8:53 77.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 11.227.111.52.in-addr.arpa udp

Files

memory/1928-1-0x0000000000720000-0x0000000000721000-memory.dmp

memory/1928-0-0x00000000020D0000-0x00000000020F0000-memory.dmp

memory/1928-3-0x0000000000720000-0x0000000000721000-memory.dmp

memory/1928-2-0x0000000000720000-0x0000000000721000-memory.dmp

memory/1928-4-0x0000000000720000-0x0000000000721000-memory.dmp

memory/1928-7-0x0000000000400000-0x0000000000479000-memory.dmp

memory/1928-6-0x0000000000720000-0x0000000000721000-memory.dmp

memory/1928-5-0x0000000000720000-0x0000000000721000-memory.dmp

memory/1928-9-0x0000000000402000-0x0000000000403000-memory.dmp

memory/1928-11-0x00000000020D0000-0x00000000020F0000-memory.dmp

memory/1928-10-0x0000000000400000-0x0000000000479000-memory.dmp

memory/1928-8-0x0000000000720000-0x0000000000721000-memory.dmp