Analysis
- max time kernel
135s - max time network
104s - platform
windows10-2004_x64 - resource
win10v2004-20240709-en - resource tags
- submitted
30/07/2024, 01:13
General
- Target 6c66ad552121ad6a31b68a2d337c7195_JaffaCakes118.exe
- Size 817KB
- Sample240730-bld82svcqa
- SHA256 5f0c0ef8b72bc8ee231fea25cb78b8ddadd17225976e883be73f0b1dc7c7f2fa
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\6c66ad552121ad6a31b68a2d337c7195_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\6c66ad552121ad6a31b68a2d337c7195_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
-
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\PomhTunexjnTX" /XML "C:\Users\Admin\AppData\Local\Temp\tmp79DE.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
-
-
C:\Users\Admin\AppData\Local\Temp\6c66ad552121ad6a31b68a2d337c7195_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\6c66ad552121ad6a31b68a2d337c7195_JaffaCakes118.exe"2⤵
-
-
C:\Users\Admin\AppData\Local\Temp\6c66ad552121ad6a31b68a2d337c7195_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\6c66ad552121ad6a31b68a2d337c7195_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
Loading Replay Monitor...
Downloads
6c66ad552121ad6a31b68a2d337c7195_JaffaCakes118.exe.log
tmp79DE.tmp
memory/1172-12-0x00000000069A0000-0x0000000006A3C000-memory.dmp
memory/1172-8-0x0000000005A50000-0x0000000005A58000-memory.dmp
memory/1172-4-0x0000000005A90000-0x0000000005B22000-memory.dmp
memory/1172-5-0x0000000005A30000-0x0000000005A3A000-memory.dmp
memory/1172-6-0x0000000005CE0000-0x0000000005D36000-memory.dmp
memory/1172-7-0x0000000074470000-0x0000000074C20000-memory.dmp
memory/1172-2-0x0000000005950000-0x00000000059EC000-memory.dmp
memory/1172-9-0x000000007447E000-0x000000007447F000-memory.dmp
memory/1172-10-0x0000000074470000-0x0000000074C20000-memory.dmp
memory/1172-11-0x00000000068F0000-0x00000000069A0000-memory.dmp
memory/1172-3-0x0000000005FA0000-0x0000000006544000-memory.dmp
memory/1172-0-0x000000007447E000-0x000000007447F000-memory.dmp
memory/1172-22-0x0000000074470000-0x0000000074C20000-memory.dmp
memory/1172-1-0x0000000000F00000-0x0000000000FD2000-memory.dmp
memory/3428-23-0x0000000074470000-0x0000000074C20000-memory.dmp
memory/3428-21-0x0000000074470000-0x0000000074C20000-memory.dmp
memory/3428-18-0x0000000000400000-0x000000000049A000-memory.dmp
memory/3428-24-0x00000000050E0000-0x0000000005124000-memory.dmp
memory/3428-25-0x00000000052A0000-0x0000000005306000-memory.dmp
memory/3428-26-0x0000000074470000-0x0000000074C20000-memory.dmp
memory/3428-27-0x0000000074470000-0x0000000074C20000-memory.dmp
memory/3428-29-0x0000000007C40000-0x0000000007C90000-memory.dmp
memory/3428-30-0x0000000007BB0000-0x0000000007BC4000-memory.dmp
memory/3428-41-0x0000000074470000-0x0000000074C20000-memory.dmp