Malware Analysis Report

2025-03-15 05:47

Sample ID 240624-aqtc4azgjg
Target 0582e1789408ec7be683c6564667a523_JaffaCakes118
SHA256 cc4af8d2788e1fe3b5e0271343bd6233389d8c8d05350c64c1a59f5e90596c1c
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

cc4af8d2788e1fe3b5e0271343bd6233389d8c8d05350c64c1a59f5e90596c1c

Threat Level: Shows suspicious behavior

The file 0582e1789408ec7be683c6564667a523_JaffaCakes118 was found to be: Shows suspicious behavior.

Malicious Activity Summary

aspackv2

ASPack v2.12-2.42

Drops file in System32 directory

Unsigned PE

Enumerates physical storage devices

Modifies registry class

Suspicious use of SetWindowsHookEx

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-24 00:25

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

2024-06-24 00:25

Reported

2024-06-24 00:28

Platform

win7-20240508-en

Max time kernel

122s

Max time network

126s

Command Line

"C:\Users\Admin\AppData\Local\Temp\0582e1789408ec7be683c6564667a523_JaffaCakes118.exe"

Signatures

Drops file in System32 directory

Description Indicator Process Target
File created \??\c:\windows\SysWOW64\opfileOneA C:\Users\Admin\AppData\Local\Temp\0582e1789408ec7be683c6564667a523_JaffaCakes118.exe N/A
File created \??\c:\windows\SysWOW64\yytmp1\ywsinid.files\25.bmp C:\Users\Admin\AppData\Local\Temp\0582e1789408ec7be683c6564667a523_JaffaCakes118.exe N/A
File created \??\c:\windows\SysWOW64\syys7.1.6.3.syw C:\Users\Admin\AppData\Local\Temp\0582e1789408ec7be683c6564667a523_JaffaCakes118.exe N/A
File opened for modification \??\c:\windows\SysWOW64\opfileOneA C:\Users\Admin\AppData\Local\Temp\0582e1789408ec7be683c6564667a523_JaffaCakes118.exe N/A

Enumerates physical storage devices

Modifies registry class

Description Indicator Process Target
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Excel.Sheet.8\EditFlags = "65536" C:\Users\Admin\AppData\Local\Temp\0582e1789408ec7be683c6564667a523_JaffaCakes118.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\PowerPoint.Show.8\EditFlags = "65536" C:\Users\Admin\AppData\Local\Temp\0582e1789408ec7be683c6564667a523_JaffaCakes118.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\ywsfile C:\Users\Admin\AppData\Local\Temp\0582e1789408ec7be683c6564667a523_JaffaCakes118.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\ywsfile\isogg = "alrGady" C:\Users\Admin\AppData\Local\Temp\0582e1789408ec7be683c6564667a523_JaffaCakes118.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Word.Document.8 C:\Users\Admin\AppData\Local\Temp\0582e1789408ec7be683c6564667a523_JaffaCakes118.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Word.Document.8\EditFlags = "65536" C:\Users\Admin\AppData\Local\Temp\0582e1789408ec7be683c6564667a523_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\0582e1789408ec7be683c6564667a523_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\0582e1789408ec7be683c6564667a523_JaffaCakes118.exe"

Network

N/A

Files

memory/2552-0-0x0000000000220000-0x0000000000221000-memory.dmp

memory/2552-4-0x0000000000400000-0x00000000005A9000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-24 00:25

Reported

2024-06-24 00:28

Platform

win10v2004-20240611-en

Max time kernel

136s

Max time network

131s

Command Line

"C:\Users\Admin\AppData\Local\Temp\0582e1789408ec7be683c6564667a523_JaffaCakes118.exe"

Signatures

Drops file in System32 directory

Description Indicator Process Target
File created \??\c:\windows\SysWOW64\yytmp1\ywsinid.files\25.bmp C:\Users\Admin\AppData\Local\Temp\0582e1789408ec7be683c6564667a523_JaffaCakes118.exe N/A
File created \??\c:\windows\SysWOW64\syys7.1.6.3.syw C:\Users\Admin\AppData\Local\Temp\0582e1789408ec7be683c6564667a523_JaffaCakes118.exe N/A
File opened for modification \??\c:\windows\SysWOW64\opfileOneA C:\Users\Admin\AppData\Local\Temp\0582e1789408ec7be683c6564667a523_JaffaCakes118.exe N/A
File created \??\c:\windows\SysWOW64\opfileOneA C:\Users\Admin\AppData\Local\Temp\0582e1789408ec7be683c6564667a523_JaffaCakes118.exe N/A

Enumerates physical storage devices

Modifies registry class

Description Indicator Process Target
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Word.Document.8\EditFlags = "65536" C:\Users\Admin\AppData\Local\Temp\0582e1789408ec7be683c6564667a523_JaffaCakes118.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Excel.Sheet.8\EditFlags = "65536" C:\Users\Admin\AppData\Local\Temp\0582e1789408ec7be683c6564667a523_JaffaCakes118.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\PowerPoint.Show.8\EditFlags = "65536" C:\Users\Admin\AppData\Local\Temp\0582e1789408ec7be683c6564667a523_JaffaCakes118.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\ywsfile C:\Users\Admin\AppData\Local\Temp\0582e1789408ec7be683c6564667a523_JaffaCakes118.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\ywsfile\isogg = "alrGady" C:\Users\Admin\AppData\Local\Temp\0582e1789408ec7be683c6564667a523_JaffaCakes118.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Word.Document.8 C:\Users\Admin\AppData\Local\Temp\0582e1789408ec7be683c6564667a523_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\0582e1789408ec7be683c6564667a523_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\0582e1789408ec7be683c6564667a523_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=4224,i,3833046924978547022,12404847742964713612,262144 --variations-seed-version --mojo-platform-channel-handle=3960 /prefetch:8

Network

Country Destination Domain Proto
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 80.90.14.23.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 13.107.21.237:443 g.bing.com tcp
NL 23.62.61.97:443 www.bing.com tcp
US 8.8.8.8:53 2.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 237.21.107.13.in-addr.arpa udp
US 8.8.8.8:53 97.61.62.23.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 107.12.20.2.in-addr.arpa udp
US 8.8.8.8:53 11.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 10.27.171.150.in-addr.arpa udp

Files

memory/1668-0-0x0000000000670000-0x0000000000671000-memory.dmp

memory/1668-4-0x0000000000400000-0x00000000005A9000-memory.dmp