Malware Analysis Report

2025-01-22 12:42

Sample ID 240622-1yfebazgrq
Target 040a04eff36cfafed61f37f6a22819a4_JaffaCakes118
SHA256 57e21ecc169dd206b0518704e0961100984bb6df1cdc1b70882db53d660eae0a
Tags
aspackv2 persistence
score
8/10

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
8/10

SHA256

57e21ecc169dd206b0518704e0961100984bb6df1cdc1b70882db53d660eae0a

Threat Level: Likely malicious

The file 040a04eff36cfafed61f37f6a22819a4_JaffaCakes118 was found to be: Likely malicious.

Malicious Activity Summary

aspackv2 persistence

Sets service image path in registry

ASPack v2.12-2.42

Drops file in System32 directory

Unsigned PE

Suspicious behavior: LoadsDriver

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-22 22:03

Signatures

ASPack v2.12-2.42

aspackv2
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

2024-06-22 22:03

Reported

2024-06-22 22:05

Platform

win7-20240221-en

Max time kernel

119s

Max time network

122s

Command Line

"C:\Users\Admin\AppData\Local\Temp\040a04eff36cfafed61f37f6a22819a4_JaffaCakes118.exe"

Signatures

Sets service image path in registry

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\0f76281a\ImagePath = "\\??\\C:\\Windows\\system32\\0f76281a.sys" C:\Users\Admin\AppData\Local\Temp\040a04eff36cfafed61f37f6a22819a4_JaffaCakes118.exe N/A

Drops file in System32 directory

Description Indicator Process Target
File created C:\Windows\SysWOW64\0f76281a.sys C:\Users\Admin\AppData\Local\Temp\040a04eff36cfafed61f37f6a22819a4_JaffaCakes118.exe N/A

Suspicious behavior: LoadsDriver

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\040a04eff36cfafed61f37f6a22819a4_JaffaCakes118.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeLoadDriverPrivilege N/A C:\Users\Admin\AppData\Local\Temp\040a04eff36cfafed61f37f6a22819a4_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\040a04eff36cfafed61f37f6a22819a4_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\040a04eff36cfafed61f37f6a22819a4_JaffaCakes118.exe"

Network

N/A

Files

memory/1096-0-0x0000000000400000-0x0000000000417000-memory.dmp

memory/1096-8-0x0000000000400000-0x0000000000417000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-22 22:03

Reported

2024-06-22 22:05

Platform

win10v2004-20240508-en

Max time kernel

51s

Max time network

53s

Command Line

"C:\Users\Admin\AppData\Local\Temp\040a04eff36cfafed61f37f6a22819a4_JaffaCakes118.exe"

Signatures

Sets service image path in registry

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\0e575709\ImagePath = "\\??\\C:\\Windows\\system32\\0e575709.sys" C:\Users\Admin\AppData\Local\Temp\040a04eff36cfafed61f37f6a22819a4_JaffaCakes118.exe N/A

Drops file in System32 directory

Description Indicator Process Target
File created C:\Windows\SysWOW64\0e575709.sys C:\Users\Admin\AppData\Local\Temp\040a04eff36cfafed61f37f6a22819a4_JaffaCakes118.exe N/A

Suspicious behavior: LoadsDriver

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\040a04eff36cfafed61f37f6a22819a4_JaffaCakes118.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeLoadDriverPrivilege N/A C:\Users\Admin\AppData\Local\Temp\040a04eff36cfafed61f37f6a22819a4_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\040a04eff36cfafed61f37f6a22819a4_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\040a04eff36cfafed61f37f6a22819a4_JaffaCakes118.exe"

Network

Files

memory/3136-0-0x0000000000400000-0x0000000000417000-memory.dmp

memory/3136-8-0x0000000000400000-0x0000000000417000-memory.dmp