Analysis
- max time kernel
145s - max time network
145s - platform
windows10-2004_x64 - resource
win10v2004-20240412-en - resource tags
- submitted
20/04/2024, 21:39
General
- Target fdb4951682521e64f47435c8782b300c_JaffaCakes118.exe
- Size 494KB
- Sample240420-1hm48aaf82
- SHA256 89c50aa80e7050fefe78c161679889ae1a6aee813ca1d109642701008bf3382c
Malware Config
Extracted
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agenttesla
-
Protocol
smtp
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Host
smtp.galagants.com
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Port
587
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Username
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Password
Sale@#1234
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- AgentTesla payload 1 IoCs
- Looks for VirtualBox Guest Additions in registry 2 TTPs 1 IoCs
- Drops file in Drivers directory 1 IoCs
- Looks for VMWare Tools registry key 2 TTPs 1 IoCs
- Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
- Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
- Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
- 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 3 IoCs
- Maps connected drives based on registry 3 TTPs 2 IoCs
Disk information is often read in order to detect sandboxing environments.
- Suspicious use of SetThreadContext 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Suspicious behavior: EnumeratesProcesses 11 IoCs
- Suspicious use of AdjustPrivilegeToken 3 IoCs
- Suspicious use of WriteProcessMemory 20 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\fdb4951682521e64f47435c8782b300c_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\fdb4951682521e64f47435c8782b300c_JaffaCakes118.exe"1⤵
- Looks for VirtualBox Guest Additions in registry
- Looks for VMWare Tools registry key
- Checks BIOS information in registry
- Checks computer location settings
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\fdb4951682521e64f47435c8782b300c_JaffaCakes118.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Users\Admin\AppData\Local\Temp\fdb4951682521e64f47435c8782b300c_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\fdb4951682521e64f47435c8782b300c_JaffaCakes118.exe"2⤵
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C:\Users\Admin\AppData\Local\Temp\fdb4951682521e64f47435c8782b300c_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\fdb4951682521e64f47435c8782b300c_JaffaCakes118.exe"2⤵
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C:\Users\Admin\AppData\Local\Temp\fdb4951682521e64f47435c8782b300c_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\fdb4951682521e64f47435c8782b300c_JaffaCakes118.exe"2⤵
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C:\Users\Admin\AppData\Local\Temp\fdb4951682521e64f47435c8782b300c_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\fdb4951682521e64f47435c8782b300c_JaffaCakes118.exe"2⤵
- Drops file in Drivers directory
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
fdb4951682521e64f47435c8782b300c_JaffaCakes118.exe.log
__PSScriptPolicyTest_ekdu1not.xab.ps1
memory/864-8-0x0000000074610000-0x0000000074DC0000-memory.dmp
memory/864-9-0x0000000007CD0000-0x0000000007CE0000-memory.dmp
memory/864-4-0x0000000007CD0000-0x0000000007CE0000-memory.dmp
memory/864-5-0x0000000007BF0000-0x0000000007BFA000-memory.dmp
memory/864-6-0x0000000002F40000-0x0000000002F5C000-memory.dmp
memory/864-7-0x0000000009230000-0x00000000092CC000-memory.dmp
memory/864-2-0x0000000007F50000-0x00000000084F4000-memory.dmp
memory/864-3-0x0000000007A40000-0x0000000007AD2000-memory.dmp
memory/864-10-0x0000000009190000-0x00000000091FC000-memory.dmp
memory/864-11-0x0000000006620000-0x0000000006664000-memory.dmp
memory/864-12-0x0000000006EB0000-0x0000000006F16000-memory.dmp
memory/864-33-0x0000000074610000-0x0000000074DC0000-memory.dmp
memory/864-1-0x0000000074610000-0x0000000074DC0000-memory.dmp
memory/864-0-0x0000000000B40000-0x0000000000BC2000-memory.dmp
memory/1920-34-0x0000000005EE0000-0x0000000006234000-memory.dmp
memory/1920-50-0x0000000006970000-0x000000000698E000-memory.dmp
memory/1920-64-0x0000000074610000-0x0000000074DC0000-memory.dmp
memory/1920-19-0x00000000054F0000-0x0000000005512000-memory.dmp
memory/1920-17-0x0000000002CC0000-0x0000000002CD0000-memory.dmp
memory/1920-16-0x0000000005660000-0x0000000005C88000-memory.dmp
memory/1920-22-0x0000000005D00000-0x0000000005D66000-memory.dmp
memory/1920-61-0x0000000007A00000-0x0000000007A08000-memory.dmp
memory/1920-14-0x0000000074610000-0x0000000074DC0000-memory.dmp
memory/1920-13-0x0000000002A90000-0x0000000002AC6000-memory.dmp
memory/1920-60-0x0000000007A20000-0x0000000007A3A000-memory.dmp
memory/1920-36-0x00000000063C0000-0x00000000063DE000-memory.dmp
memory/1920-37-0x0000000006460000-0x00000000064AC000-memory.dmp
memory/1920-39-0x00000000069A0000-0x00000000069D2000-memory.dmp
memory/1920-38-0x000000007FCD0000-0x000000007FCE0000-memory.dmp
memory/1920-40-0x0000000074EC0000-0x0000000074F0C000-memory.dmp
memory/1920-51-0x0000000002CC0000-0x0000000002CD0000-memory.dmp
memory/1920-15-0x0000000002CC0000-0x0000000002CD0000-memory.dmp
memory/1920-52-0x00000000075E0000-0x0000000007683000-memory.dmp
memory/1920-53-0x0000000007D20000-0x000000000839A000-memory.dmp
memory/1920-54-0x00000000076E0000-0x00000000076FA000-memory.dmp
memory/1920-55-0x0000000007750000-0x000000000775A000-memory.dmp
memory/1920-56-0x0000000007960000-0x00000000079F6000-memory.dmp
memory/1920-57-0x00000000078E0000-0x00000000078F1000-memory.dmp
memory/1920-58-0x0000000007910000-0x000000000791E000-memory.dmp
memory/1920-59-0x0000000007920000-0x0000000007934000-memory.dmp
memory/4964-35-0x0000000005800000-0x0000000005810000-memory.dmp
memory/4964-28-0x0000000074610000-0x0000000074DC0000-memory.dmp
memory/4964-18-0x0000000000400000-0x000000000043C000-memory.dmp
memory/4964-65-0x0000000005D30000-0x0000000005D48000-memory.dmp
memory/4964-66-0x0000000074610000-0x0000000074DC0000-memory.dmp
memory/4964-67-0x0000000005800000-0x0000000005810000-memory.dmp
memory/4964-69-0x0000000006DD0000-0x0000000006E20000-memory.dmp
memory/4964-70-0x0000000005800000-0x0000000005810000-memory.dmp