Analysis
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max time kernel
145s -
max time network
128s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
14/10/2024, 17:03
Static task
static1
Behavioral task
behavioral1
Sample
433fdfa6cf0c539c304185819b09687c_JaffaCakes118.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
433fdfa6cf0c539c304185819b09687c_JaffaCakes118.exe
Resource
win10v2004-20241007-en
General
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Target
433fdfa6cf0c539c304185819b09687c_JaffaCakes118.exe
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Size
877KB
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MD5
433fdfa6cf0c539c304185819b09687c
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SHA1
a0525948a1c38c66e9ac87ce68e71ce7013c4f80
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SHA256
bea0d686590f15a41aafe31587221d612985e7bbf4a8201313f9083523f57fa5
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SHA512
605ba69131f154ec55388985506bc10f7e1221db8e157531eb15701e202d5d973b39cf6f22740e181fd93afbfb611bcd80cc26ca9524d5a7ae8929639edf3745
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SSDEEP
12288:uIgENm65z6CLKVoHK7zyknZXqmql/sKUQUvRsWcboEk2s7yto91RoBWuM:xZOVPGknZXqfZdUfOEEk2kyO1RoBD
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.spamora.net - Port:
587 - Username:
[email protected] - Password:
Emotion22
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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AgentTesla payload 1 IoCs
resource yara_rule behavioral2/memory/4276-18-0x0000000000400000-0x000000000043C000-memory.dmp family_agenttesla -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\International\Geo\Nation 433fdfa6cf0c539c304185819b09687c_JaffaCakes118.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 user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Unsecured Credentials: Credentials In Files 1 TTPs
Steal credentials from unsecured files.
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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 433fdfa6cf0c539c304185819b09687c_JaffaCakes118.exe Key opened \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 433fdfa6cf0c539c304185819b09687c_JaffaCakes118.exe Key opened \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 433fdfa6cf0c539c304185819b09687c_JaffaCakes118.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MLdAu = "C:\\Users\\Admin\\AppData\\Roaming\\MLdAu\\MLdAu.exe" 433fdfa6cf0c539c304185819b09687c_JaffaCakes118.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4616 set thread context of 4276 4616 433fdfa6cf0c539c304185819b09687c_JaffaCakes118.exe 103 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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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.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 433fdfa6cf0c539c304185819b09687c_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 433fdfa6cf0c539c304185819b09687c_JaffaCakes118.exe -
Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 4776 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 4616 433fdfa6cf0c539c304185819b09687c_JaffaCakes118.exe 4276 433fdfa6cf0c539c304185819b09687c_JaffaCakes118.exe 4276 433fdfa6cf0c539c304185819b09687c_JaffaCakes118.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 4616 433fdfa6cf0c539c304185819b09687c_JaffaCakes118.exe Token: SeDebugPrivilege 4276 433fdfa6cf0c539c304185819b09687c_JaffaCakes118.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 4276 433fdfa6cf0c539c304185819b09687c_JaffaCakes118.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 4616 wrote to memory of 4776 4616 433fdfa6cf0c539c304185819b09687c_JaffaCakes118.exe 101 PID 4616 wrote to memory of 4776 4616 433fdfa6cf0c539c304185819b09687c_JaffaCakes118.exe 101 PID 4616 wrote to memory of 4776 4616 433fdfa6cf0c539c304185819b09687c_JaffaCakes118.exe 101 PID 4616 wrote to memory of 4276 4616 433fdfa6cf0c539c304185819b09687c_JaffaCakes118.exe 103 PID 4616 wrote to memory of 4276 4616 433fdfa6cf0c539c304185819b09687c_JaffaCakes118.exe 103 PID 4616 wrote to memory of 4276 4616 433fdfa6cf0c539c304185819b09687c_JaffaCakes118.exe 103 PID 4616 wrote to memory of 4276 4616 433fdfa6cf0c539c304185819b09687c_JaffaCakes118.exe 103 PID 4616 wrote to memory of 4276 4616 433fdfa6cf0c539c304185819b09687c_JaffaCakes118.exe 103 PID 4616 wrote to memory of 4276 4616 433fdfa6cf0c539c304185819b09687c_JaffaCakes118.exe 103 PID 4616 wrote to memory of 4276 4616 433fdfa6cf0c539c304185819b09687c_JaffaCakes118.exe 103 PID 4616 wrote to memory of 4276 4616 433fdfa6cf0c539c304185819b09687c_JaffaCakes118.exe 103 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 433fdfa6cf0c539c304185819b09687c_JaffaCakes118.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 433fdfa6cf0c539c304185819b09687c_JaffaCakes118.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\433fdfa6cf0c539c304185819b09687c_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\433fdfa6cf0c539c304185819b09687c_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
PID:4616 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\KLHzZgvUFrag" /XML "C:\Users\Admin\AppData\Local\Temp\tmp220A.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:4776
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C:\Users\Admin\AppData\Local\Temp\433fdfa6cf0c539c304185819b09687c_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\433fdfa6cf0c539c304185819b09687c_JaffaCakes118.exe"2⤵
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:4276
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Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
5Credentials In Files
4Credentials in Registry
1Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\433fdfa6cf0c539c304185819b09687c_JaffaCakes118.exe.log
Filesize1KB
MD517573558c4e714f606f997e5157afaac
SHA113e16e9415ceef429aaf124139671ebeca09ed23
SHA256c18db6aecad2436da4a63ff26af4e3a337cca48f01c21b8db494fe5ccc60e553
SHA512f4edf13f05a0d142e4dd42802098c8c44988ee8869621a62c2b565a77c9a95857f636583ff8d6d9baa366603d98b9bfbf1fc75bc6f9f8f83c80cb1215b2941cc
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Filesize
1KB
MD5f0bc124e2f241388596b82b000dd8cc1
SHA1cb4a655d8cfd92ccf6135b135575e7e5188d9ffc
SHA256a24396bbcded2967c5411aa1985690e788e0369fdb1ee5e2f623c98176583f5a
SHA5120511721645be5639bbd7fdf4fa2e6c1a5af69ee28a3793be65900388e83b262d66533ef57687e329767c2c546f170f6049d3ba37c867ea5b4b703c40cad6ec89
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Filesize
877KB
MD5433fdfa6cf0c539c304185819b09687c
SHA1a0525948a1c38c66e9ac87ce68e71ce7013c4f80
SHA256bea0d686590f15a41aafe31587221d612985e7bbf4a8201313f9083523f57fa5
SHA512605ba69131f154ec55388985506bc10f7e1221db8e157531eb15701e202d5d973b39cf6f22740e181fd93afbfb611bcd80cc26ca9524d5a7ae8929639edf3745