Analysis
- max time kernel
136s - max time network
127s - platform
windows10-2004_x64 - resource
win10v2004-20240709-en - resource tags
- submitted
30/07/2024, 01:15
General
- Target 6c79406c6e16f61821f93073230d658c_JaffaCakes118.exe
- Size 847KB
- Sample240730-bme7qszgqj
- SHA256 7a4a073fb5cee4010e0c4a19d8dd6cdd65850b64c681410d5fb17751710cccaa
Malware Config
Signatures
- MassLogger
Masslogger is a .NET stealer targeting passwords from browsers, email and cryptocurrency clients.
- MassLogger Main payload 1 IoCs
- Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
- Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
- Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Accesses Microsoft Outlook profiles 1 TTPs 42 IoCs
- Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- Suspicious use of SetThreadContext 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious behavior: AddClipboardFormatListener 1 IoCs
- Suspicious behavior: EnumeratesProcesses 5 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 14 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\6c79406c6e16f61821f93073230d658c_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\6c79406c6e16f61821f93073230d658c_JaffaCakes118.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ezIUak" /XML "C:\Users\Admin\AppData\Local\Temp\tmp66E3.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
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C:\Users\Admin\AppData\Local\Temp\6c79406c6e16f61821f93073230d658c_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\6c79406c6e16f61821f93073230d658c_JaffaCakes118.exe"2⤵
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C:\Users\Admin\AppData\Local\Temp\6c79406c6e16f61821f93073230d658c_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\6c79406c6e16f61821f93073230d658c_JaffaCakes118.exe"2⤵
- Checks computer location settings
- Accesses Microsoft Outlook profiles
- System Location Discovery: System Language Discovery
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
6c79406c6e16f61821f93073230d658c_JaffaCakes118.exe.log
tmp66E3.tmp
memory/3332-12-0x0000000005D40000-0x0000000005DDC000-memory.dmp
memory/3332-9-0x0000000074DFE000-0x0000000074DFF000-memory.dmp
memory/3332-4-0x0000000004D60000-0x0000000004DF2000-memory.dmp
memory/3332-6-0x0000000004FA0000-0x0000000004FF6000-memory.dmp
memory/3332-5-0x0000000004CE0000-0x0000000004CEA000-memory.dmp
memory/3332-7-0x0000000074DF0000-0x00000000755A0000-memory.dmp
memory/3332-8-0x0000000004D00000-0x0000000004D08000-memory.dmp
memory/3332-22-0x0000000074DF0000-0x00000000755A0000-memory.dmp
memory/3332-10-0x0000000074DF0000-0x00000000755A0000-memory.dmp
memory/3332-11-0x0000000005C80000-0x0000000005D3C000-memory.dmp
memory/3332-0-0x0000000074DFE000-0x0000000074DFF000-memory.dmp
memory/3332-2-0x0000000004C20000-0x0000000004CBC000-memory.dmp
memory/3332-3-0x0000000005270000-0x0000000005814000-memory.dmp
memory/3332-1-0x00000000001C0000-0x000000000029A000-memory.dmp
memory/4352-29-0x00000000084F0000-0x0000000008540000-memory.dmp
memory/4352-18-0x0000000000400000-0x000000000049A000-memory.dmp
memory/4352-23-0x0000000074DF0000-0x00000000755A0000-memory.dmp
memory/4352-24-0x0000000005710000-0x0000000005754000-memory.dmp
memory/4352-25-0x00000000057C0000-0x0000000005826000-memory.dmp
memory/4352-26-0x0000000074DF0000-0x00000000755A0000-memory.dmp
memory/4352-27-0x0000000074DF0000-0x00000000755A0000-memory.dmp
memory/4352-21-0x0000000074DF0000-0x00000000755A0000-memory.dmp
memory/4352-30-0x0000000074DF0000-0x00000000755A0000-memory.dmp
memory/4352-31-0x0000000008110000-0x0000000008124000-memory.dmp
memory/4352-42-0x0000000074DF0000-0x00000000755A0000-memory.dmp