Analysis
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max time kernel
134s -
max time network
146s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
18/05/2024, 18:37
Static task
static1
Behavioral task
behavioral1
Sample
563666da5f4e5596040e6c5ba17912f3_JaffaCakes118.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
563666da5f4e5596040e6c5ba17912f3_JaffaCakes118.exe
Resource
win10v2004-20240426-en
General
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Target
563666da5f4e5596040e6c5ba17912f3_JaffaCakes118.exe
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Size
664KB
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MD5
563666da5f4e5596040e6c5ba17912f3
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SHA1
25090acc20c128e555e9b8922031fb4c02e00057
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SHA256
8eebab330cd854bb3f426712bef9c2516abac5eb9ccab2f94139c0cd0dca6097
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SHA512
95fd8c64acb431d8837f8e7122f8412eca11fa2b6047c74d70d3c224733e4b5dc6b465de7acb3d94f79734f139faacc5407cf124269543ec39286a109899b0e7
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SSDEEP
12288:ZBhOhC0dVK5O/BpfGSH/EWVhCCx5HkPbJYLMftn:05h/JH/E4CC3HkPnFn
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
frostdell.uk - Port:
587 - Username:
[email protected] - Password:
7213575aceACE@#$
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/3676-9-0x0000000000400000-0x000000000044C000-memory.dmp family_agenttesla -
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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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3906287020-2915474608-1755617787-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 563666da5f4e5596040e6c5ba17912f3_JaffaCakes118.exe Key opened \REGISTRY\USER\S-1-5-21-3906287020-2915474608-1755617787-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 563666da5f4e5596040e6c5ba17912f3_JaffaCakes118.exe Key opened \REGISTRY\USER\S-1-5-21-3906287020-2915474608-1755617787-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 563666da5f4e5596040e6c5ba17912f3_JaffaCakes118.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3906287020-2915474608-1755617787-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\monjo = "C:\\Users\\Admin\\AppData\\Local\\Temp\\monjo\\monjo.exe" 563666da5f4e5596040e6c5ba17912f3_JaffaCakes118.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2964 set thread context of 3676 2964 563666da5f4e5596040e6c5ba17912f3_JaffaCakes118.exe 99 -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 2964 563666da5f4e5596040e6c5ba17912f3_JaffaCakes118.exe 2964 563666da5f4e5596040e6c5ba17912f3_JaffaCakes118.exe 3676 563666da5f4e5596040e6c5ba17912f3_JaffaCakes118.exe 3676 563666da5f4e5596040e6c5ba17912f3_JaffaCakes118.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 2964 563666da5f4e5596040e6c5ba17912f3_JaffaCakes118.exe Token: SeDebugPrivilege 3676 563666da5f4e5596040e6c5ba17912f3_JaffaCakes118.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 3676 563666da5f4e5596040e6c5ba17912f3_JaffaCakes118.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 2964 wrote to memory of 1624 2964 563666da5f4e5596040e6c5ba17912f3_JaffaCakes118.exe 98 PID 2964 wrote to memory of 1624 2964 563666da5f4e5596040e6c5ba17912f3_JaffaCakes118.exe 98 PID 2964 wrote to memory of 1624 2964 563666da5f4e5596040e6c5ba17912f3_JaffaCakes118.exe 98 PID 2964 wrote to memory of 3676 2964 563666da5f4e5596040e6c5ba17912f3_JaffaCakes118.exe 99 PID 2964 wrote to memory of 3676 2964 563666da5f4e5596040e6c5ba17912f3_JaffaCakes118.exe 99 PID 2964 wrote to memory of 3676 2964 563666da5f4e5596040e6c5ba17912f3_JaffaCakes118.exe 99 PID 2964 wrote to memory of 3676 2964 563666da5f4e5596040e6c5ba17912f3_JaffaCakes118.exe 99 PID 2964 wrote to memory of 3676 2964 563666da5f4e5596040e6c5ba17912f3_JaffaCakes118.exe 99 PID 2964 wrote to memory of 3676 2964 563666da5f4e5596040e6c5ba17912f3_JaffaCakes118.exe 99 PID 2964 wrote to memory of 3676 2964 563666da5f4e5596040e6c5ba17912f3_JaffaCakes118.exe 99 PID 2964 wrote to memory of 3676 2964 563666da5f4e5596040e6c5ba17912f3_JaffaCakes118.exe 99 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3906287020-2915474608-1755617787-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 563666da5f4e5596040e6c5ba17912f3_JaffaCakes118.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3906287020-2915474608-1755617787-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 563666da5f4e5596040e6c5ba17912f3_JaffaCakes118.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\563666da5f4e5596040e6c5ba17912f3_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\563666da5f4e5596040e6c5ba17912f3_JaffaCakes118.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2964 -
C:\Users\Admin\AppData\Local\Temp\563666da5f4e5596040e6c5ba17912f3_JaffaCakes118.exe"{path}"2⤵PID:1624
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C:\Users\Admin\AppData\Local\Temp\563666da5f4e5596040e6c5ba17912f3_JaffaCakes118.exe"{path}"2⤵
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:3676
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\563666da5f4e5596040e6c5ba17912f3_JaffaCakes118.exe.log
Filesize507B
MD576ffb2f33cb32ade8fc862a67599e9d8
SHA1920cc4ab75b36d2f9f6e979b74db568973c49130
SHA256f1a3724670e3379318ec9c73f6f39058cab0ab013ba3cd90c047c3d701362310
SHA512f33502c2e1bb30c05359bfc6819ca934642a1e01874e3060349127d792694d56ad22fccd6c9477b8ee50d66db35785779324273f509576b48b7f85577e001b4e