Malware Analysis Report

2025-01-22 12:43

Sample ID 240622-145ldswgqf
Target 0414b476ec5ed0c06538d49c1e6774b6_JaffaCakes118
SHA256 b07e021f66d6102896884bdcabedac765f9132b870a3c8a58f71354b33681dd3
Tags
aspackv2
score
7/10

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
7/10

SHA256

b07e021f66d6102896884bdcabedac765f9132b870a3c8a58f71354b33681dd3

Threat Level: Shows suspicious behavior

The file 0414b476ec5ed0c06538d49c1e6774b6_JaffaCakes118 was found to be: Shows suspicious behavior.

Malicious Activity Summary

aspackv2

ASPack v2.12-2.42

Executes dropped EXE

Drops file in System32 directory

Drops file in Windows directory

Unsigned PE

Enumerates physical storage devices

Program crash

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-22 22:13

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-22 22:13

Reported

2024-06-22 22:15

Platform

win7-20240221-en

Max time kernel

149s

Max time network

118s

Command Line

"C:\Users\Admin\AppData\Local\Temp\0414b476ec5ed0c06538d49c1e6774b6_JaffaCakes118.exe"

Signatures

ASPack v2.12-2.42

aspackv2
Description Indicator Process Target
N/A N/A N/A N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Windows\OfQjpVs.exe N/A

Drops file in System32 directory

Description Indicator Process Target
File opened for modification C:\Windows\SysWOW64\mshtml.dll.mod C:\Users\Admin\AppData\Local\Temp\0414b476ec5ed0c06538d49c1e6774b6_JaffaCakes118.exe N/A
File created C:\Windows\SysWOW64\mshtml.dll.mod C:\Users\Admin\AppData\Local\Temp\0414b476ec5ed0c06538d49c1e6774b6_JaffaCakes118.exe N/A
File created C:\Windows\SysWOW64\pKNLT.iYv C:\Users\Admin\AppData\Local\Temp\0414b476ec5ed0c06538d49c1e6774b6_JaffaCakes118.exe N/A
File opened for modification C:\Windows\SysWOW64\mshtml.dll C:\Users\Admin\AppData\Local\Temp\0414b476ec5ed0c06538d49c1e6774b6_JaffaCakes118.exe N/A
File opened for modification C:\Windows\SysWOW64\DllCache\mshtml.dllpKNLT C:\Users\Admin\AppData\Local\Temp\0414b476ec5ed0c06538d49c1e6774b6_JaffaCakes118.exe N/A
File opened for modification C:\Windows\SysWOW64\DllCache\mshtml.dll C:\Users\Admin\AppData\Local\Temp\0414b476ec5ed0c06538d49c1e6774b6_JaffaCakes118.exe N/A
File opened for modification C:\Windows\SysWOW64\mshtml.dllpKNLT C:\Users\Admin\AppData\Local\Temp\0414b476ec5ed0c06538d49c1e6774b6_JaffaCakes118.exe N/A

Drops file in Windows directory

Description Indicator Process Target
File opened for modification C:\Windows\win.ini C:\Users\Admin\AppData\Local\Temp\0414b476ec5ed0c06538d49c1e6774b6_JaffaCakes118.exe N/A
File created C:\Windows\OfQjpVs.exe C:\Users\Admin\AppData\Local\Temp\0414b476ec5ed0c06538d49c1e6774b6_JaffaCakes118.exe N/A
File opened for modification C:\Windows\OfQjpVs.exe C:\Users\Admin\AppData\Local\Temp\0414b476ec5ed0c06538d49c1e6774b6_JaffaCakes118.exe N/A

Enumerates physical storage devices

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\0414b476ec5ed0c06538d49c1e6774b6_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\0414b476ec5ed0c06538d49c1e6774b6_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\0414b476ec5ed0c06538d49c1e6774b6_JaffaCakes118.exe"

C:\Windows\OfQjpVs.exe

"C:\Windows\OfQjpVs.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1728 -s 344

Network

N/A

Files

memory/1728-0-0x0000000000400000-0x0000000000431000-memory.dmp

C:\Windows\OfQjpVs.exe

MD5 918c943449df116cedbd5c6b2d3c107c
SHA1 3552ee581a51d55312c813ededcd372957f2a7c7
SHA256 f08c6eb4a44f33502e6425aeb4d010462bd958be8a38d07f1bfb40690d29f5c0
SHA512 1cc53dab0bc73e90b7a88f274325bfc17725cabb65af5e56deb141ce32084377303f2cdc51e251cbb044506317e9930e7da0aefaecd363a04933a99bebfbdab0

memory/1728-12-0x0000000000340000-0x000000000035F000-memory.dmp

memory/1728-13-0x0000000000340000-0x000000000035F000-memory.dmp

memory/2512-14-0x0000000000400000-0x000000000041F000-memory.dmp

memory/2512-17-0x0000000000400000-0x000000000041F000-memory.dmp

memory/2512-18-0x0000000000400000-0x000000000041F000-memory.dmp

memory/2512-16-0x0000000000400000-0x000000000041F000-memory.dmp

memory/2512-15-0x0000000000400000-0x000000000041F000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\Com20DA.tmp

MD5 cb5b648137c86673a94c7a149795c14b
SHA1 4ab3d9759eccfa455365efaad56e09d90410a474
SHA256 15a2ae36c5e2294ece2ad51d1c99ed0db530a33e9f1d5e7a4c4718d4f28fba10
SHA512 a6fb011eede3ee2a1d01c89adff85b82fefae6bad553744853fe0aa6e72a31ad66faae8e5f7bf5949fdf5f81b0f4b3ea3e06f88f7041fca3987e38b0bb43b8ef

memory/1728-27-0x0000000000400000-0x0000000000431000-memory.dmp

memory/2512-28-0x0000000000400000-0x000000000041F000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-22 22:13

Reported

2024-06-22 22:15

Platform

win10v2004-20240508-en

Max time kernel

51s

Max time network

57s

Command Line

"C:\Users\Admin\AppData\Local\Temp\0414b476ec5ed0c06538d49c1e6774b6_JaffaCakes118.exe"

Signatures

Drops file in Windows directory

Description Indicator Process Target
File opened for modification C:\Windows\win.ini C:\Users\Admin\AppData\Local\Temp\0414b476ec5ed0c06538d49c1e6774b6_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\0414b476ec5ed0c06538d49c1e6774b6_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\0414b476ec5ed0c06538d49c1e6774b6_JaffaCakes118.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2196 -ip 2196

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2196 -s 264

Network

Files

memory/2196-0-0x0000000000400000-0x0000000000431000-memory.dmp

memory/2196-2-0x0000000000400000-0x0000000000431000-memory.dmp