Analysis
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max time kernel
132s -
max time network
140s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
19/04/2024, 07:30
Static task
static1
Behavioral task
behavioral1
Sample
f9cf05712fffd6e55d3671f89c85acf1_JaffaCakes118.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
f9cf05712fffd6e55d3671f89c85acf1_JaffaCakes118.exe
Resource
win10v2004-20240226-en
General
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Target
f9cf05712fffd6e55d3671f89c85acf1_JaffaCakes118.exe
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Size
521KB
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MD5
f9cf05712fffd6e55d3671f89c85acf1
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SHA1
114057b58d260aebff482e11e9a3084a9440e5b2
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SHA256
846c04afb140c84156954c9643d454629ad28871707d1b543262a049e6dbed56
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SHA512
24efdf32305c2488a34233260f6bb78bebc06c10788d0ee966d00f058c2f1ff4b9374ea447f102b8f836aa2d3e1e6765e3da959521d8ab0c0edd04e5f07912da
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SSDEEP
6144:925mswOyIZjyMrmhc2Taw2aOt2da2k78qh90GiTwXw35lk9jgvy89:92wRIZgxOJDz9fA35lk9N
Malware Config
Signatures
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" reg.exe -
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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Reads local data of messenger clients 2 TTPs
Infostealers often target stored data of messaging applications, which can include saved credentials and account information.
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Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Windows Update = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\Templates\\svvhost.exe" f9cf05712fffd6e55d3671f89c85acf1_JaffaCakes118.exe -
Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 14 whatismyip.com 19 ip-address.domaintools.com 21 ip-address.domaintools.com -
Modifies registry key 1 TTPs 1 IoCs
pid Process 2628 reg.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1836 f9cf05712fffd6e55d3671f89c85acf1_JaffaCakes118.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 1836 f9cf05712fffd6e55d3671f89c85acf1_JaffaCakes118.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 1836 wrote to memory of 2448 1836 f9cf05712fffd6e55d3671f89c85acf1_JaffaCakes118.exe 90 PID 1836 wrote to memory of 2448 1836 f9cf05712fffd6e55d3671f89c85acf1_JaffaCakes118.exe 90 PID 1836 wrote to memory of 2448 1836 f9cf05712fffd6e55d3671f89c85acf1_JaffaCakes118.exe 90 PID 2448 wrote to memory of 2628 2448 cmd.exe 92 PID 2448 wrote to memory of 2628 2448 cmd.exe 92 PID 2448 wrote to memory of 2628 2448 cmd.exe 92
Processes
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C:\Users\Admin\AppData\Local\Temp\f9cf05712fffd6e55d3671f89c85acf1_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\f9cf05712fffd6e55d3671f89c85acf1_JaffaCakes118.exe"1⤵
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1836 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\System32\cmd.exe /k %windir%\System32\reg.exe ADD HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System /v EnableLUA /t REG_DWORD /d 0 /f2⤵
- Suspicious use of WriteProcessMemory
PID:2448 -
C:\Windows\SysWOW64\reg.exeC:\Windows\System32\reg.exe ADD HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System /v EnableLUA /t REG_DWORD /d 0 /f3⤵
- UAC bypass
- Modifies registry key
PID:2628
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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=2268 --field-trial-handle=2244,i,11878111470816612087,2265290141962607370,262144 --variations-seed-version /prefetch:81⤵PID:2244
Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1