Malware Analysis Report

2025-03-15 05:46

Sample ID 240510-gjb9kaed3v
Target 2da6d240a22d8db7c8a0617d4b5a7104_JaffaCakes118
SHA256 2d3c34d735554ece878cd20ce0605c2953e5afdb6e040ad57f20b9c96ebabdd4
Tags
aspackv2
score
7/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral4

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral3

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
7/10

SHA256

2d3c34d735554ece878cd20ce0605c2953e5afdb6e040ad57f20b9c96ebabdd4

Threat Level: Shows suspicious behavior

The file 2da6d240a22d8db7c8a0617d4b5a7104_JaffaCakes118 was found to be: Shows suspicious behavior.

Malicious Activity Summary

aspackv2

ASPack v2.12-2.42

Unsigned PE

Program crash

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-05-10 05:49

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
N/A N/A N/A N/A

Analysis: behavioral4

Detonation Overview

Submitted

2024-05-10 05:49

Reported

2024-05-10 05:52

Platform

win10v2004-20240508-en

Max time kernel

125s

Max time network

129s

Command Line

"C:\Users\Admin\AppData\Local\Temp\sd3kpro853wl2_bio_T_JY\sdProserver.exe"

Signatures

N/A

Processes

C:\Users\Admin\AppData\Local\Temp\sd3kpro853wl2_bio_T_JY\sdProserver.exe

"C:\Users\Admin\AppData\Local\Temp\sd3kpro853wl2_bio_T_JY\sdProserver.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 --no-appcompat-clear --field-trial-handle=4396,i,7012731823941922179,12386606396608877869,262144 --variations-seed-version --mojo-platform-channel-handle=4348 /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 74.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
BE 2.17.196.137:443 www.bing.com tcp
US 8.8.8.8:53 137.196.17.2.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp

Files

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-10 05:49

Reported

2024-05-10 05:52

Platform

win7-20240508-en

Max time kernel

141s

Max time network

122s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\sd3kpro853wl2_bio_T_JY\LinkRDll.dll,#1

Signatures

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\sd3kpro853wl2_bio_T_JY\LinkRDll.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\sd3kpro853wl2_bio_T_JY\LinkRDll.dll,#1

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1692 -s 272

Network

N/A

Files

memory/1692-0-0x0000000010000000-0x00000000100B4000-memory.dmp

memory/1692-4-0x0000000010000000-0x00000000100B4000-memory.dmp

memory/1692-3-0x0000000010000000-0x00000000100B4000-memory.dmp

memory/1692-2-0x0000000010000000-0x00000000100B4000-memory.dmp

memory/1692-1-0x000000001006C000-0x000000001006D000-memory.dmp

memory/1692-6-0x0000000010000000-0x00000000100B4000-memory.dmp

memory/1692-5-0x0000000010000000-0x00000000100B4000-memory.dmp

memory/1692-9-0x000000001006C000-0x000000001006D000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-10 05:49

Reported

2024-05-10 05:52

Platform

win10v2004-20240226-en

Max time kernel

143s

Max time network

152s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\sd3kpro853wl2_bio_T_JY\LinkRDll.dll,#1

Signatures

Program crash

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WerFault.exe C:\Windows\SysWOW64\rundll32.exe

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3580 wrote to memory of 1456 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 3580 wrote to memory of 1456 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 3580 wrote to memory of 1456 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\sd3kpro853wl2_bio_T_JY\LinkRDll.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\sd3kpro853wl2_bio_T_JY\LinkRDll.dll,#1

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 1456 -ip 1456

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1456 -s 688

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 --no-appcompat-clear --mojo-platform-channel-handle=4012 --field-trial-handle=2284,i,15722001240173834669,15048020084704567542,262144 --variations-seed-version /prefetch:8

Network

Country Destination Domain Proto
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 0.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 chromewebstore.googleapis.com udp
US 8.8.8.8:53 chromewebstore.googleapis.com udp
GB 216.58.212.234:443 chromewebstore.googleapis.com tcp
US 8.8.8.8:53 pki.goog udp
US 8.8.8.8:53 pki.goog udp
US 216.239.32.29:80 pki.goog tcp
US 8.8.8.8:53 234.212.58.216.in-addr.arpa udp
US 8.8.8.8:53 29.32.239.216.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 32.251.17.2.in-addr.arpa udp
US 8.8.8.8:53 79.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 11.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 66.112.168.52.in-addr.arpa udp

Files

memory/1456-0-0x0000000010000000-0x00000000100B4000-memory.dmp

memory/1456-1-0x0000000002B50000-0x0000000002BA0000-memory.dmp

memory/1456-9-0x00000000035E0000-0x00000000035E1000-memory.dmp

memory/1456-8-0x0000000002CF0000-0x0000000002CF1000-memory.dmp

memory/1456-36-0x0000000002DF0000-0x0000000002DF1000-memory.dmp

memory/1456-44-0x0000000002E00000-0x0000000002E01000-memory.dmp

memory/1456-43-0x00000000035D0000-0x00000000035D1000-memory.dmp

memory/1456-42-0x00000000035E0000-0x00000000035E1000-memory.dmp

memory/1456-41-0x00000000035D0000-0x00000000035D1000-memory.dmp

memory/1456-40-0x00000000035D0000-0x00000000035D1000-memory.dmp

memory/1456-39-0x0000000002E20000-0x0000000002E21000-memory.dmp

memory/1456-38-0x0000000002E40000-0x0000000002E41000-memory.dmp

memory/1456-37-0x0000000002E30000-0x0000000002E31000-memory.dmp

memory/1456-35-0x00000000035D0000-0x00000000035D1000-memory.dmp

memory/1456-34-0x00000000035E0000-0x00000000035E1000-memory.dmp

memory/1456-33-0x00000000035E0000-0x00000000035E1000-memory.dmp

memory/1456-32-0x00000000035E0000-0x00000000035E1000-memory.dmp

memory/1456-31-0x00000000035E0000-0x00000000035E1000-memory.dmp

memory/1456-30-0x00000000035E0000-0x00000000035E1000-memory.dmp

memory/1456-29-0x00000000035E0000-0x00000000035E1000-memory.dmp

memory/1456-28-0x00000000035E0000-0x00000000035E1000-memory.dmp

memory/1456-27-0x00000000035E0000-0x00000000035E1000-memory.dmp

memory/1456-26-0x00000000035E0000-0x00000000035E1000-memory.dmp

memory/1456-25-0x00000000035E0000-0x00000000035E1000-memory.dmp

memory/1456-24-0x00000000035E0000-0x00000000035E1000-memory.dmp

memory/1456-23-0x0000000002D60000-0x0000000002D61000-memory.dmp

memory/1456-22-0x0000000002DA0000-0x0000000002DA1000-memory.dmp

memory/1456-46-0x0000000002B20000-0x0000000002B21000-memory.dmp

memory/1456-45-0x0000000001430000-0x0000000001431000-memory.dmp

memory/1456-21-0x0000000002DD0000-0x0000000002DD1000-memory.dmp

memory/1456-20-0x0000000002D90000-0x0000000002D91000-memory.dmp

memory/1456-19-0x0000000002D80000-0x0000000002D81000-memory.dmp

memory/1456-18-0x0000000002D40000-0x0000000002D41000-memory.dmp

memory/1456-17-0x0000000002D50000-0x0000000002D51000-memory.dmp

memory/1456-16-0x0000000002DC0000-0x0000000002DC1000-memory.dmp

memory/1456-15-0x00000000035D0000-0x00000000035D1000-memory.dmp

memory/1456-14-0x00000000035E0000-0x00000000035E1000-memory.dmp

memory/1456-13-0x00000000035E0000-0x00000000035E1000-memory.dmp

memory/1456-12-0x00000000035E0000-0x00000000035E1000-memory.dmp

memory/1456-11-0x00000000035E0000-0x00000000035E1000-memory.dmp

memory/1456-10-0x0000000002CC0000-0x0000000002CC1000-memory.dmp

memory/1456-7-0x0000000002D20000-0x0000000002D21000-memory.dmp

memory/1456-6-0x0000000002CE0000-0x0000000002CE1000-memory.dmp

memory/1456-5-0x0000000002CD0000-0x0000000002CD1000-memory.dmp

memory/1456-4-0x0000000002B30000-0x0000000002B31000-memory.dmp

memory/1456-3-0x0000000002CA0000-0x0000000002CA1000-memory.dmp

memory/1456-2-0x0000000002D10000-0x0000000002D11000-memory.dmp

memory/1456-47-0x0000000010000000-0x00000000100B4000-memory.dmp

memory/1456-48-0x0000000010000000-0x00000000100B4000-memory.dmp

memory/1456-49-0x0000000002B50000-0x0000000002BA0000-memory.dmp

Analysis: behavioral3

Detonation Overview

Submitted

2024-05-10 05:49

Reported

2024-05-10 05:52

Platform

win7-20231129-en

Max time kernel

120s

Max time network

121s

Command Line

"C:\Users\Admin\AppData\Local\Temp\sd3kpro853wl2_bio_T_JY\sdProserver.exe"

Signatures

N/A

Processes

C:\Users\Admin\AppData\Local\Temp\sd3kpro853wl2_bio_T_JY\sdProserver.exe

"C:\Users\Admin\AppData\Local\Temp\sd3kpro853wl2_bio_T_JY\sdProserver.exe"

Network

N/A

Files

N/A