Malware Analysis Report

2024-12-08 01:28

Sample ID 240909-stw79sxemb
Target d6980a32514855a1f68bb1bdaf010abd_JaffaCakes118
SHA256 e1d198c52fb030216dc159e73a57dff7ff6f4c8b816d720f1dba8744de1c58f4
Tags
themida sectoprat discovery evasion rat 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

e1d198c52fb030216dc159e73a57dff7ff6f4c8b816d720f1dba8744de1c58f4

Threat Level: Known bad

The file d6980a32514855a1f68bb1bdaf010abd_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

themida sectoprat discovery evasion rat trojan

SectopRAT

SectopRAT payload

Identifies VirtualBox via ACPI registry values (likely anti-VM)

Checks BIOS information in registry

Themida packer

Checks whether UAC is enabled

Suspicious use of NtSetInformationThreadHideFromDebugger

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-09-09 15:25

Signatures

Themida packer

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

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-09-09 15:25

Reported

2024-09-09 15:28

Platform

win7-20240704-en

Max time kernel

147s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\d6980a32514855a1f68bb1bdaf010abd_JaffaCakes118.exe"

Signatures

SectopRAT

trojan rat sectoprat

SectopRAT payload

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

Identifies VirtualBox via ACPI registry values (likely anti-VM)

evasion
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ C:\Users\Admin\AppData\Local\Temp\d6980a32514855a1f68bb1bdaf010abd_JaffaCakes118.exe N/A

Checks BIOS information in registry

Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion C:\Users\Admin\AppData\Local\Temp\d6980a32514855a1f68bb1bdaf010abd_JaffaCakes118.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion C:\Users\Admin\AppData\Local\Temp\d6980a32514855a1f68bb1bdaf010abd_JaffaCakes118.exe N/A

Themida packer

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

Checks whether UAC is enabled

evasion trojan
Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA C:\Users\Admin\AppData\Local\Temp\d6980a32514855a1f68bb1bdaf010abd_JaffaCakes118.exe N/A

Suspicious use of NtSetInformationThreadHideFromDebugger

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\d6980a32514855a1f68bb1bdaf010abd_JaffaCakes118.exe 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\d6980a32514855a1f68bb1bdaf010abd_JaffaCakes118.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\d6980a32514855a1f68bb1bdaf010abd_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\d6980a32514855a1f68bb1bdaf010abd_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\d6980a32514855a1f68bb1bdaf010abd_JaffaCakes118.exe"

Network

Country Destination Domain Proto
FI 65.21.199.14:7312 tcp
FI 65.21.199.14:7312 tcp
FI 65.21.199.14:7312 tcp
FI 65.21.199.14:7312 tcp
FI 65.21.199.14:7312 tcp
FI 65.21.199.14:7312 tcp
FI 65.21.199.14:7312 tcp
FI 65.21.199.14:7312 tcp
FI 65.21.199.14:7312 tcp
FI 65.21.199.14:7312 tcp
FI 65.21.199.14:7312 tcp
FI 65.21.199.14:7312 tcp
FI 65.21.199.14:7312 tcp

Files

memory/2520-0-0x00000000013A0000-0x0000000001AC8000-memory.dmp

memory/2520-6-0x0000000077860000-0x0000000077970000-memory.dmp

memory/2520-9-0x0000000077860000-0x0000000077970000-memory.dmp

memory/2520-24-0x0000000077860000-0x0000000077970000-memory.dmp

memory/2520-23-0x0000000077860000-0x0000000077970000-memory.dmp

memory/2520-22-0x0000000077860000-0x0000000077970000-memory.dmp

memory/2520-21-0x0000000077860000-0x0000000077970000-memory.dmp

memory/2520-20-0x0000000077860000-0x0000000077970000-memory.dmp

memory/2520-19-0x0000000077860000-0x0000000077970000-memory.dmp

memory/2520-18-0x0000000077860000-0x0000000077970000-memory.dmp

memory/2520-17-0x0000000077860000-0x0000000077970000-memory.dmp

memory/2520-16-0x0000000077860000-0x0000000077970000-memory.dmp

memory/2520-15-0x0000000077860000-0x0000000077970000-memory.dmp

memory/2520-14-0x0000000077860000-0x0000000077970000-memory.dmp

memory/2520-13-0x0000000077860000-0x0000000077970000-memory.dmp

memory/2520-12-0x0000000077860000-0x0000000077970000-memory.dmp

memory/2520-25-0x0000000077860000-0x0000000077970000-memory.dmp

memory/2520-8-0x0000000077860000-0x0000000077970000-memory.dmp

memory/2520-7-0x0000000077860000-0x0000000077970000-memory.dmp

memory/2520-5-0x0000000077860000-0x0000000077970000-memory.dmp

memory/2520-4-0x0000000077860000-0x0000000077970000-memory.dmp

memory/2520-3-0x0000000077860000-0x0000000077970000-memory.dmp

memory/2520-2-0x0000000077860000-0x0000000077970000-memory.dmp

memory/2520-1-0x0000000077874000-0x0000000077875000-memory.dmp

memory/2520-26-0x00000000013A0000-0x0000000001AC8000-memory.dmp

memory/2520-27-0x0000000077860000-0x0000000077970000-memory.dmp

memory/2520-28-0x00000000013A0000-0x0000000001AC8000-memory.dmp

memory/2520-29-0x0000000077874000-0x0000000077875000-memory.dmp

memory/2520-30-0x0000000077860000-0x0000000077970000-memory.dmp

memory/2520-32-0x0000000077860000-0x0000000077970000-memory.dmp

memory/2520-31-0x0000000077860000-0x0000000077970000-memory.dmp

memory/2520-34-0x0000000077860000-0x0000000077970000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-09-09 15:25

Reported

2024-09-09 15:28

Platform

win10v2004-20240802-en

Max time kernel

149s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\d6980a32514855a1f68bb1bdaf010abd_JaffaCakes118.exe"

Signatures

SectopRAT

trojan rat sectoprat

SectopRAT payload

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

Identifies VirtualBox via ACPI registry values (likely anti-VM)

evasion
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ C:\Users\Admin\AppData\Local\Temp\d6980a32514855a1f68bb1bdaf010abd_JaffaCakes118.exe N/A

Checks BIOS information in registry

Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion C:\Users\Admin\AppData\Local\Temp\d6980a32514855a1f68bb1bdaf010abd_JaffaCakes118.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion C:\Users\Admin\AppData\Local\Temp\d6980a32514855a1f68bb1bdaf010abd_JaffaCakes118.exe N/A

Themida packer

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

Checks whether UAC is enabled

evasion trojan
Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA C:\Users\Admin\AppData\Local\Temp\d6980a32514855a1f68bb1bdaf010abd_JaffaCakes118.exe N/A

Suspicious use of NtSetInformationThreadHideFromDebugger

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\d6980a32514855a1f68bb1bdaf010abd_JaffaCakes118.exe 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\d6980a32514855a1f68bb1bdaf010abd_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\d6980a32514855a1f68bb1bdaf010abd_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\d6980a32514855a1f68bb1bdaf010abd_JaffaCakes118.exe"

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe

"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4072,i,1828333185976713750,7918646547767660928,262144 --variations-seed-version --mojo-platform-channel-handle=4344 /prefetch:8

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 81.144.22.2.in-addr.arpa udp
FI 65.21.199.14:7312 tcp
US 8.8.8.8:53 17.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
FI 65.21.199.14:7312 tcp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
FI 65.21.199.14:7312 tcp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
FI 65.21.199.14:7312 tcp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 18.134.221.88.in-addr.arpa udp
FI 65.21.199.14:7312 tcp
FI 65.21.199.14:7312 tcp
US 8.8.8.8:53 48.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 73.144.22.2.in-addr.arpa udp
FI 65.21.199.14:7312 tcp
FI 65.21.199.14:7312 tcp
FI 65.21.199.14:7312 tcp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
FI 65.21.199.14:7312 tcp
FI 65.21.199.14:7312 tcp
FI 65.21.199.14:7312 tcp
FI 65.21.199.14:7312 tcp
FI 65.21.199.14:7312 tcp
FI 65.21.199.14:7312 tcp

Files

memory/1524-0-0x0000000000310000-0x0000000000A38000-memory.dmp

memory/1524-1-0x0000000077950000-0x0000000077951000-memory.dmp

memory/1524-2-0x0000000077930000-0x0000000077A20000-memory.dmp

memory/1524-6-0x0000000077930000-0x0000000077A20000-memory.dmp

memory/1524-5-0x0000000077930000-0x0000000077A20000-memory.dmp

memory/1524-4-0x0000000077930000-0x0000000077A20000-memory.dmp

memory/1524-3-0x0000000077930000-0x0000000077A20000-memory.dmp

memory/1524-7-0x0000000077930000-0x0000000077A20000-memory.dmp

memory/1524-8-0x0000000077930000-0x0000000077A20000-memory.dmp

memory/1524-11-0x0000000000310000-0x0000000000A38000-memory.dmp

memory/1524-12-0x00000000062E0000-0x00000000068F8000-memory.dmp

memory/1524-13-0x0000000005CE0000-0x0000000005CF2000-memory.dmp

memory/1524-14-0x0000000005E10000-0x0000000005F1A000-memory.dmp

memory/1524-15-0x0000000005D40000-0x0000000005D7C000-memory.dmp

memory/1524-16-0x0000000005D80000-0x0000000005DCC000-memory.dmp

memory/1524-17-0x0000000000310000-0x0000000000A38000-memory.dmp

memory/1524-18-0x0000000077950000-0x0000000077951000-memory.dmp

memory/1524-19-0x0000000077930000-0x0000000077A20000-memory.dmp

memory/1524-20-0x0000000077930000-0x0000000077A20000-memory.dmp

memory/1524-21-0x0000000077930000-0x0000000077A20000-memory.dmp

memory/1524-22-0x0000000077930000-0x0000000077A20000-memory.dmp

memory/1524-23-0x0000000077930000-0x0000000077A20000-memory.dmp

memory/1524-24-0x0000000077930000-0x0000000077A20000-memory.dmp

memory/1524-26-0x0000000077930000-0x0000000077A20000-memory.dmp

memory/1524-27-0x0000000077930000-0x0000000077A20000-memory.dmp