Analysis
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max time kernel
132s -
max time network
101s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
22-09-2024 00:06
Static task
static1
Behavioral task
behavioral1
Sample
f0e38ba220616f3b94a5f71712d52817_JaffaCakes118.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
f0e38ba220616f3b94a5f71712d52817_JaffaCakes118.exe
Resource
win10v2004-20240802-en
General
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Target
f0e38ba220616f3b94a5f71712d52817_JaffaCakes118.exe
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Size
413KB
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MD5
f0e38ba220616f3b94a5f71712d52817
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SHA1
f59a1e433565255d52720f49ce0f4e52c29b78bf
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SHA256
e9dc15fdcf77dd8dde52392b63a79e43e39d85431434198f5103ced790f9034a
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SHA512
3d18bd099d2713382d7fa2b12ee4cc9f19e79392318d25e317708c5efa6c5c7bd943f20d3d11be1172b877f8f2b19e09ac5442dfafd1f4a3b1d71a77f3af3626
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SSDEEP
6144:6Axt05ERQ+3HwO0adBqsB9+U1eqjRISdJOyYge708qlv5/Mf76oAeEHm9E0:iESoZ4C9AWIzJgeCvlY5AeEKh
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
smtp.hegelman.com - Port:
587 - Username:
[email protected] - Password:
B!c)MGg9
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/4420-16-0x0000000000400000-0x000000000043C000-memory.dmp family_agenttesla -
Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
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Looks for VirtualBox Guest Additions in registry 2 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Oracle\VirtualBox Guest Additions f0e38ba220616f3b94a5f71712d52817_JaffaCakes118.exe -
Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
pid Process 4992 powershell.exe -
Drops file in Drivers directory 1 IoCs
description ioc Process File opened for modification C:\Windows\system32\drivers\etc\hosts f0e38ba220616f3b94a5f71712d52817_JaffaCakes118.exe -
Looks for VMWare Tools registry key 2 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\VMware, Inc.\VMware Tools f0e38ba220616f3b94a5f71712d52817_JaffaCakes118.exe -
Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion f0e38ba220616f3b94a5f71712d52817_JaffaCakes118.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion f0e38ba220616f3b94a5f71712d52817_JaffaCakes118.exe -
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-1-5-21-945322488-2060912225-3527527000-1000\Control Panel\International\Geo\Nation f0e38ba220616f3b94a5f71712d52817_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 2 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-1-5-21-945322488-2060912225-3527527000-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 f0e38ba220616f3b94a5f71712d52817_JaffaCakes118.exe Key opened \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 f0e38ba220616f3b94a5f71712d52817_JaffaCakes118.exe Key opened \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 f0e38ba220616f3b94a5f71712d52817_JaffaCakes118.exe -
Maps connected drives based on registry 3 TTPs 2 IoCs
Disk information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum f0e38ba220616f3b94a5f71712d52817_JaffaCakes118.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 f0e38ba220616f3b94a5f71712d52817_JaffaCakes118.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 716 set thread context of 4420 716 f0e38ba220616f3b94a5f71712d52817_JaffaCakes118.exe 93 -
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 powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f0e38ba220616f3b94a5f71712d52817_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f0e38ba220616f3b94a5f71712d52817_JaffaCakes118.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 4992 powershell.exe 4420 f0e38ba220616f3b94a5f71712d52817_JaffaCakes118.exe 4420 f0e38ba220616f3b94a5f71712d52817_JaffaCakes118.exe 4992 powershell.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 4992 powershell.exe Token: SeDebugPrivilege 4420 f0e38ba220616f3b94a5f71712d52817_JaffaCakes118.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 716 wrote to memory of 4992 716 f0e38ba220616f3b94a5f71712d52817_JaffaCakes118.exe 91 PID 716 wrote to memory of 4992 716 f0e38ba220616f3b94a5f71712d52817_JaffaCakes118.exe 91 PID 716 wrote to memory of 4992 716 f0e38ba220616f3b94a5f71712d52817_JaffaCakes118.exe 91 PID 716 wrote to memory of 4420 716 f0e38ba220616f3b94a5f71712d52817_JaffaCakes118.exe 93 PID 716 wrote to memory of 4420 716 f0e38ba220616f3b94a5f71712d52817_JaffaCakes118.exe 93 PID 716 wrote to memory of 4420 716 f0e38ba220616f3b94a5f71712d52817_JaffaCakes118.exe 93 PID 716 wrote to memory of 4420 716 f0e38ba220616f3b94a5f71712d52817_JaffaCakes118.exe 93 PID 716 wrote to memory of 4420 716 f0e38ba220616f3b94a5f71712d52817_JaffaCakes118.exe 93 PID 716 wrote to memory of 4420 716 f0e38ba220616f3b94a5f71712d52817_JaffaCakes118.exe 93 PID 716 wrote to memory of 4420 716 f0e38ba220616f3b94a5f71712d52817_JaffaCakes118.exe 93 PID 716 wrote to memory of 4420 716 f0e38ba220616f3b94a5f71712d52817_JaffaCakes118.exe 93 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 f0e38ba220616f3b94a5f71712d52817_JaffaCakes118.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 f0e38ba220616f3b94a5f71712d52817_JaffaCakes118.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\f0e38ba220616f3b94a5f71712d52817_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\f0e38ba220616f3b94a5f71712d52817_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
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:716 -
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\f0e38ba220616f3b94a5f71712d52817_JaffaCakes118.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4992
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C:\Users\Admin\AppData\Local\Temp\f0e38ba220616f3b94a5f71712d52817_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\f0e38ba220616f3b94a5f71712d52817_JaffaCakes118.exe"2⤵
- Drops file in Drivers directory
- Accesses Microsoft Outlook profiles
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:4420
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Network
MITRE ATT&CK Enterprise v15
Credential 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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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82