Malware Analysis Report

2024-09-22 10:49

Sample ID 240717-hfvr6szbmk
Target 51de2b9486f0b8fc4406ac8956a4da2b_JaffaCakes118
SHA256 481e617bf801b26b6fb8edc67ea637b1e9db954c0ee673e9a2bce0071768b929
Tags
hawkeye keylogger persistence spyware stealer trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

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

481e617bf801b26b6fb8edc67ea637b1e9db954c0ee673e9a2bce0071768b929

Threat Level: Known bad

The file 51de2b9486f0b8fc4406ac8956a4da2b_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

hawkeye keylogger persistence spyware stealer trojan

HawkEye

Adds Run key to start application

Unsigned PE

Suspicious use of WriteProcessMemory

Checks processor information in registry

Enumerates system info in registry

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK Matrix V13

Analysis: static1

Detonation Overview

Reported

2024-07-17 06:41

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-07-17 06:41

Reported

2024-07-17 06:43

Platform

win7-20240704-en

Max time kernel

122s

Max time network

126s

Command Line

"C:\Users\Admin\AppData\Local\Temp\51de2b9486f0b8fc4406ac8956a4da2b_JaffaCakes118.exe"

Signatures

HawkEye

keylogger trojan stealer spyware hawkeye

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows Update = "C:\\Users\\Admin\\AppData\\Roaming\\WindowsUpdate.exe" C:\Users\Admin\AppData\Local\Temp\51de2b9486f0b8fc4406ac8956a4da2b_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\51de2b9486f0b8fc4406ac8956a4da2b_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\51de2b9486f0b8fc4406ac8956a4da2b_JaffaCakes118.exe"

C:\Windows\Microsoft.NET\Framework64\v2.0.50727\dw20.exe

dw20.exe -x -s 948

Network

Country Destination Domain Proto
US 8.8.8.8:53 automation.whatismyip.com udp
N/A 127.0.0.1:80 tcp

Files

memory/2476-0-0x000007FEF505E000-0x000007FEF505F000-memory.dmp

memory/2476-1-0x000007FEF4DA0000-0x000007FEF573D000-memory.dmp

memory/2476-2-0x0000000002340000-0x00000000023C0000-memory.dmp

memory/2476-3-0x000007FEF4DA0000-0x000007FEF573D000-memory.dmp

memory/2140-6-0x00000000004A0000-0x00000000004A1000-memory.dmp

memory/2476-7-0x000007FEF4DA0000-0x000007FEF573D000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-17 06:41

Reported

2024-07-17 06:43

Platform

win10v2004-20240709-en

Max time kernel

140s

Max time network

136s

Command Line

"C:\Users\Admin\AppData\Local\Temp\51de2b9486f0b8fc4406ac8956a4da2b_JaffaCakes118.exe"

Signatures

HawkEye

keylogger trojan stealer spyware hawkeye

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-384068567-2943195810-3631207890-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Windows Update = "C:\\Users\\Admin\\AppData\\Roaming\\WindowsUpdate.exe" C:\Users\Admin\AppData\Local\Temp\51de2b9486f0b8fc4406ac8956a4da2b_JaffaCakes118.exe N/A

Checks processor information in registry

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 C:\Windows\Microsoft.NET\Framework64\v2.0.50727\dw20.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz C:\Windows\Microsoft.NET\Framework64\v2.0.50727\dw20.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Windows\Microsoft.NET\Framework64\v2.0.50727\dw20.exe N/A

Enumerates system info in registry

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS C:\Windows\Microsoft.NET\Framework64\v2.0.50727\dw20.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU C:\Windows\Microsoft.NET\Framework64\v2.0.50727\dw20.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeBackupPrivilege N/A C:\Windows\Microsoft.NET\Framework64\v2.0.50727\dw20.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\Microsoft.NET\Framework64\v2.0.50727\dw20.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\51de2b9486f0b8fc4406ac8956a4da2b_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\51de2b9486f0b8fc4406ac8956a4da2b_JaffaCakes118.exe"

C:\Windows\Microsoft.NET\Framework64\v2.0.50727\dw20.exe

dw20.exe -x -s 1500

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 automation.whatismyip.com udp
N/A 127.0.0.1:80 tcp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 81.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 136.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.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 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
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/2440-0-0x00007FFE29255000-0x00007FFE29256000-memory.dmp

memory/2440-1-0x00007FFE28FA0000-0x00007FFE29941000-memory.dmp

memory/2440-2-0x000000001C130000-0x000000001C5FE000-memory.dmp

memory/2440-3-0x000000001C6B0000-0x000000001C756000-memory.dmp

memory/2440-4-0x000000001C760000-0x000000001C7E0000-memory.dmp

memory/2440-5-0x000000001CBD0000-0x000000001CC6C000-memory.dmp

memory/2440-7-0x00007FFE28FA0000-0x00007FFE29941000-memory.dmp

memory/2440-6-0x000000001C7F0000-0x000000001C7F8000-memory.dmp

memory/2440-16-0x00007FFE28FA0000-0x00007FFE29941000-memory.dmp