Malware Analysis Report

2024-10-19 09:12

Sample ID 240926-wflfdsshna
Target f8e8da4bcb00ac0f4c52392719c7361e_JaffaCakes118
SHA256 97efb8b6fc0c9b84e02a02372ec9e6b0bfb95cadd63d9941d7815d58adc5849e
Tags
raccoon 89379f5371f470435351b0d002d50f28a65fff02 discovery stealer
score
10/10

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
10/10

SHA256

97efb8b6fc0c9b84e02a02372ec9e6b0bfb95cadd63d9941d7815d58adc5849e

Threat Level: Known bad

The file f8e8da4bcb00ac0f4c52392719c7361e_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

raccoon 89379f5371f470435351b0d002d50f28a65fff02 discovery stealer

Raccoon

Raccoon Stealer V1 payload

Suspicious use of SetThreadContext

Unsigned PE

System Location Discovery: System Language Discovery

Program crash

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-09-26 17:51

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-09-26 17:51

Reported

2024-09-26 17:54

Platform

win7-20240729-en

Max time kernel

16s

Max time network

16s

Command Line

"C:\Users\Admin\AppData\Local\Temp\f8e8da4bcb00ac0f4c52392719c7361e_JaffaCakes118.exe"

Signatures

Raccoon

stealer raccoon

Raccoon Stealer V1 payload

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

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2128 set thread context of 2944 N/A C:\Users\Admin\AppData\Local\Temp\f8e8da4bcb00ac0f4c52392719c7361e_JaffaCakes118.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\f8e8da4bcb00ac0f4c52392719c7361e_JaffaCakes118.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2128 wrote to memory of 2328 N/A C:\Users\Admin\AppData\Local\Temp\f8e8da4bcb00ac0f4c52392719c7361e_JaffaCakes118.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2128 wrote to memory of 2328 N/A C:\Users\Admin\AppData\Local\Temp\f8e8da4bcb00ac0f4c52392719c7361e_JaffaCakes118.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2128 wrote to memory of 2328 N/A C:\Users\Admin\AppData\Local\Temp\f8e8da4bcb00ac0f4c52392719c7361e_JaffaCakes118.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2128 wrote to memory of 2328 N/A C:\Users\Admin\AppData\Local\Temp\f8e8da4bcb00ac0f4c52392719c7361e_JaffaCakes118.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2128 wrote to memory of 2328 N/A C:\Users\Admin\AppData\Local\Temp\f8e8da4bcb00ac0f4c52392719c7361e_JaffaCakes118.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2128 wrote to memory of 2328 N/A C:\Users\Admin\AppData\Local\Temp\f8e8da4bcb00ac0f4c52392719c7361e_JaffaCakes118.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2128 wrote to memory of 2328 N/A C:\Users\Admin\AppData\Local\Temp\f8e8da4bcb00ac0f4c52392719c7361e_JaffaCakes118.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2128 wrote to memory of 2944 N/A C:\Users\Admin\AppData\Local\Temp\f8e8da4bcb00ac0f4c52392719c7361e_JaffaCakes118.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2128 wrote to memory of 2944 N/A C:\Users\Admin\AppData\Local\Temp\f8e8da4bcb00ac0f4c52392719c7361e_JaffaCakes118.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2128 wrote to memory of 2944 N/A C:\Users\Admin\AppData\Local\Temp\f8e8da4bcb00ac0f4c52392719c7361e_JaffaCakes118.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2128 wrote to memory of 2944 N/A C:\Users\Admin\AppData\Local\Temp\f8e8da4bcb00ac0f4c52392719c7361e_JaffaCakes118.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2128 wrote to memory of 2944 N/A C:\Users\Admin\AppData\Local\Temp\f8e8da4bcb00ac0f4c52392719c7361e_JaffaCakes118.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2128 wrote to memory of 2944 N/A C:\Users\Admin\AppData\Local\Temp\f8e8da4bcb00ac0f4c52392719c7361e_JaffaCakes118.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2128 wrote to memory of 2944 N/A C:\Users\Admin\AppData\Local\Temp\f8e8da4bcb00ac0f4c52392719c7361e_JaffaCakes118.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2128 wrote to memory of 2944 N/A C:\Users\Admin\AppData\Local\Temp\f8e8da4bcb00ac0f4c52392719c7361e_JaffaCakes118.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2128 wrote to memory of 2944 N/A C:\Users\Admin\AppData\Local\Temp\f8e8da4bcb00ac0f4c52392719c7361e_JaffaCakes118.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2128 wrote to memory of 2944 N/A C:\Users\Admin\AppData\Local\Temp\f8e8da4bcb00ac0f4c52392719c7361e_JaffaCakes118.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2128 wrote to memory of 2944 N/A C:\Users\Admin\AppData\Local\Temp\f8e8da4bcb00ac0f4c52392719c7361e_JaffaCakes118.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2128 wrote to memory of 2944 N/A C:\Users\Admin\AppData\Local\Temp\f8e8da4bcb00ac0f4c52392719c7361e_JaffaCakes118.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2128 wrote to memory of 2944 N/A C:\Users\Admin\AppData\Local\Temp\f8e8da4bcb00ac0f4c52392719c7361e_JaffaCakes118.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2944 wrote to memory of 2804 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe C:\Windows\SysWOW64\WerFault.exe
PID 2944 wrote to memory of 2804 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe C:\Windows\SysWOW64\WerFault.exe
PID 2944 wrote to memory of 2804 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe C:\Windows\SysWOW64\WerFault.exe
PID 2944 wrote to memory of 2804 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe C:\Windows\SysWOW64\WerFault.exe

Processes

C:\Users\Admin\AppData\Local\Temp\f8e8da4bcb00ac0f4c52392719c7361e_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\f8e8da4bcb00ac0f4c52392719c7361e_JaffaCakes118.exe"

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe

"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe

"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2944 -s 256

Network

N/A

Files

memory/2128-0-0x000007FEF5E93000-0x000007FEF5E94000-memory.dmp

memory/2128-1-0x0000000000E50000-0x0000000000EF6000-memory.dmp

memory/2128-2-0x000007FEF5E90000-0x000007FEF687C000-memory.dmp

memory/2128-3-0x000000001A7F0000-0x000000001A88A000-memory.dmp

memory/2128-4-0x000000001B4E0000-0x000000001B57A000-memory.dmp

memory/2944-7-0x0000000000400000-0x0000000000489000-memory.dmp

memory/2944-8-0x0000000000400000-0x0000000000489000-memory.dmp

memory/2944-10-0x0000000000400000-0x0000000000489000-memory.dmp

memory/2944-6-0x0000000000400000-0x0000000000489000-memory.dmp

memory/2944-12-0x0000000000400000-0x0000000000489000-memory.dmp

memory/2944-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2944-5-0x0000000000400000-0x0000000000489000-memory.dmp

memory/2944-14-0x0000000000400000-0x0000000000489000-memory.dmp

memory/2944-16-0x0000000000400000-0x0000000000489000-memory.dmp

memory/2128-17-0x000007FEF5E90000-0x000007FEF687C000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-09-26 17:51

Reported

2024-09-26 17:54

Platform

win10v2004-20240802-en

Max time kernel

132s

Max time network

136s

Command Line

"C:\Users\Admin\AppData\Local\Temp\f8e8da4bcb00ac0f4c52392719c7361e_JaffaCakes118.exe"

Signatures

Raccoon

stealer raccoon

Raccoon Stealer V1 payload

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

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 1700 set thread context of 852 N/A C:\Users\Admin\AppData\Local\Temp\f8e8da4bcb00ac0f4c52392719c7361e_JaffaCakes118.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\f8e8da4bcb00ac0f4c52392719c7361e_JaffaCakes118.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1700 wrote to memory of 852 N/A C:\Users\Admin\AppData\Local\Temp\f8e8da4bcb00ac0f4c52392719c7361e_JaffaCakes118.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 1700 wrote to memory of 852 N/A C:\Users\Admin\AppData\Local\Temp\f8e8da4bcb00ac0f4c52392719c7361e_JaffaCakes118.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 1700 wrote to memory of 852 N/A C:\Users\Admin\AppData\Local\Temp\f8e8da4bcb00ac0f4c52392719c7361e_JaffaCakes118.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 1700 wrote to memory of 852 N/A C:\Users\Admin\AppData\Local\Temp\f8e8da4bcb00ac0f4c52392719c7361e_JaffaCakes118.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 1700 wrote to memory of 852 N/A C:\Users\Admin\AppData\Local\Temp\f8e8da4bcb00ac0f4c52392719c7361e_JaffaCakes118.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 1700 wrote to memory of 852 N/A C:\Users\Admin\AppData\Local\Temp\f8e8da4bcb00ac0f4c52392719c7361e_JaffaCakes118.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 1700 wrote to memory of 852 N/A C:\Users\Admin\AppData\Local\Temp\f8e8da4bcb00ac0f4c52392719c7361e_JaffaCakes118.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 1700 wrote to memory of 852 N/A C:\Users\Admin\AppData\Local\Temp\f8e8da4bcb00ac0f4c52392719c7361e_JaffaCakes118.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 1700 wrote to memory of 852 N/A C:\Users\Admin\AppData\Local\Temp\f8e8da4bcb00ac0f4c52392719c7361e_JaffaCakes118.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe

Processes

C:\Users\Admin\AppData\Local\Temp\f8e8da4bcb00ac0f4c52392719c7361e_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\f8e8da4bcb00ac0f4c52392719c7361e_JaffaCakes118.exe"

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe

"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 852 -ip 852

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 852 -s 596

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=944,i,2904906934812054273,11716976550456127484,262144 --variations-seed-version --mojo-platform-channel-handle=4360 /prefetch:8

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 68.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 197.87.175.4.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 29.243.111.52.in-addr.arpa udp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp

Files

memory/1700-0-0x00007FF9CDE83000-0x00007FF9CDE85000-memory.dmp

memory/1700-1-0x0000000000BD0000-0x0000000000C76000-memory.dmp

memory/1700-2-0x000000001C320000-0x000000001C3BA000-memory.dmp

memory/1700-3-0x00007FF9CDE80000-0x00007FF9CE941000-memory.dmp

memory/1700-4-0x000000001C3C0000-0x000000001C45A000-memory.dmp

memory/852-5-0x0000000000400000-0x0000000000489000-memory.dmp

memory/852-7-0x0000000000400000-0x0000000000489000-memory.dmp

memory/1700-8-0x00007FF9CDE80000-0x00007FF9CE941000-memory.dmp

memory/852-9-0x0000000000400000-0x0000000000489000-memory.dmp

memory/852-11-0x0000000000400000-0x0000000000489000-memory.dmp