Malware Analysis Report

2024-10-10 08:09

Sample ID 240611-dj43ss1hqh
Target 9ccd26b9b32c7521b3249b60f5f113e5_JaffaCakes118
SHA256 0409c7eb2a9828f2582fd142a04ed878104e17ba3726033f6b8e9d64f94d6774
Tags
themida evasion trojan
score
9/10

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
9/10

SHA256

0409c7eb2a9828f2582fd142a04ed878104e17ba3726033f6b8e9d64f94d6774

Threat Level: Likely malicious

The file 9ccd26b9b32c7521b3249b60f5f113e5_JaffaCakes118 was found to be: Likely malicious.

Malicious Activity Summary

themida evasion trojan

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

Themida packer

Checks BIOS information in registry

Checks whether UAC is enabled

Suspicious use of NtSetInformationThreadHideFromDebugger

Unsigned PE

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-11 03:03

Signatures

Themida packer

themida
Description Indicator Process Target
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Unsigned PE

Description Indicator Process Target
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Analysis: behavioral1

Detonation Overview

Submitted

2024-06-11 03:03

Reported

2024-06-11 03:05

Platform

win7-20240221-en

Max time kernel

117s

Max time network

118s

Command Line

"C:\Users\Admin\AppData\Local\Temp\9ccd26b9b32c7521b3249b60f5f113e5_JaffaCakes118.exe"

Signatures

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\9ccd26b9b32c7521b3249b60f5f113e5_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\9ccd26b9b32c7521b3249b60f5f113e5_JaffaCakes118.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion C:\Users\Admin\AppData\Local\Temp\9ccd26b9b32c7521b3249b60f5f113e5_JaffaCakes118.exe N/A

Themida packer

themida
Description Indicator Process Target
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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\9ccd26b9b32c7521b3249b60f5f113e5_JaffaCakes118.exe N/A

Suspicious use of NtSetInformationThreadHideFromDebugger

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\9ccd26b9b32c7521b3249b60f5f113e5_JaffaCakes118.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\9ccd26b9b32c7521b3249b60f5f113e5_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\9ccd26b9b32c7521b3249b60f5f113e5_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\9ccd26b9b32c7521b3249b60f5f113e5_JaffaCakes118.exe"

Network

N/A

Files

memory/1676-0-0x00000000003C0000-0x0000000000B26000-memory.dmp

memory/1676-1-0x00000000773C0000-0x00000000773C2000-memory.dmp

memory/1676-2-0x00000000003C0000-0x0000000000B26000-memory.dmp

memory/1676-4-0x00000000003C0000-0x0000000000B26000-memory.dmp

memory/1676-7-0x00000000003C0000-0x0000000000B26000-memory.dmp

memory/1676-6-0x00000000003C0000-0x0000000000B26000-memory.dmp

memory/1676-5-0x00000000003C0000-0x0000000000B26000-memory.dmp

memory/1676-3-0x00000000003C0000-0x0000000000B26000-memory.dmp

memory/1676-8-0x00000000003C0000-0x0000000000B26000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-11 03:03

Reported

2024-06-11 03:05

Platform

win10v2004-20240508-en

Max time kernel

141s

Max time network

52s

Command Line

"C:\Users\Admin\AppData\Local\Temp\9ccd26b9b32c7521b3249b60f5f113e5_JaffaCakes118.exe"

Signatures

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\9ccd26b9b32c7521b3249b60f5f113e5_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\9ccd26b9b32c7521b3249b60f5f113e5_JaffaCakes118.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion C:\Users\Admin\AppData\Local\Temp\9ccd26b9b32c7521b3249b60f5f113e5_JaffaCakes118.exe N/A

Themida packer

themida
Description Indicator Process Target
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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\9ccd26b9b32c7521b3249b60f5f113e5_JaffaCakes118.exe N/A

Suspicious use of NtSetInformationThreadHideFromDebugger

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\9ccd26b9b32c7521b3249b60f5f113e5_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\9ccd26b9b32c7521b3249b60f5f113e5_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\9ccd26b9b32c7521b3249b60f5f113e5_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp

Files

memory/1784-0-0x0000000000650000-0x0000000000DB6000-memory.dmp

memory/1784-1-0x0000000077794000-0x0000000077796000-memory.dmp

memory/1784-3-0x0000000000650000-0x0000000000DB6000-memory.dmp

memory/1784-2-0x0000000000650000-0x0000000000DB6000-memory.dmp

memory/1784-4-0x0000000000650000-0x0000000000DB6000-memory.dmp

memory/1784-6-0x0000000000650000-0x0000000000DB6000-memory.dmp

memory/1784-5-0x0000000000650000-0x0000000000DB6000-memory.dmp

memory/1784-7-0x0000000000650000-0x0000000000DB6000-memory.dmp

memory/1784-8-0x0000000000650000-0x0000000000DB6000-memory.dmp

memory/1784-10-0x0000000000650000-0x0000000000DB6000-memory.dmp

memory/1784-11-0x0000000000650000-0x0000000000DB6000-memory.dmp

memory/1784-12-0x0000000000650000-0x0000000000DB6000-memory.dmp

memory/1784-13-0x0000000000650000-0x0000000000DB6000-memory.dmp

memory/1784-14-0x0000000000650000-0x0000000000DB6000-memory.dmp

memory/1784-15-0x0000000000650000-0x0000000000DB6000-memory.dmp

memory/1784-16-0x0000000000650000-0x0000000000DB6000-memory.dmp

memory/1784-17-0x0000000000650000-0x0000000000DB6000-memory.dmp

memory/1784-18-0x0000000000650000-0x0000000000DB6000-memory.dmp

memory/1784-19-0x0000000000650000-0x0000000000DB6000-memory.dmp

memory/1784-20-0x0000000000650000-0x0000000000DB6000-memory.dmp

memory/1784-21-0x0000000000650000-0x0000000000DB6000-memory.dmp

memory/1784-22-0x0000000000650000-0x0000000000DB6000-memory.dmp