Analysis
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max time kernel
141s -
max time network
124s -
platform
windows10-2004_x64 -
resource
win10v2004-20240611-en -
resource tags
arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system -
submitted
03-07-2024 08:35
Static task
static1
Behavioral task
behavioral1
Sample
21b84d267da740519e70e02ff8c26925_JaffaCakes118.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
21b84d267da740519e70e02ff8c26925_JaffaCakes118.exe
Resource
win10v2004-20240611-en
General
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Target
21b84d267da740519e70e02ff8c26925_JaffaCakes118.exe
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Size
1.9MB
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MD5
21b84d267da740519e70e02ff8c26925
-
SHA1
7681cab24a141ce7dbae7f71c282aec674bb10ae
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SHA256
6e6a74b3a60e8629136dab05fb9d9ea07b90ade616ce704972016f3df0a66bb2
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SHA512
b32d07c4ed2aa2e185c5f7e9ae00d1a0cea4f3aa1f31a5d968da649939e38884ca1156bf6cb3ae1e5cd7623b59ebd8e5672d8d895a15ca3e0b08d5ee6ca7c1b5
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SSDEEP
49152:Vbiayu/cniy+UXSX3oFXWH7cLjj8ZtqyQMg/by8Pv:BiicniyjWHk8ZsWgT
Malware Config
Signatures
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Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Wapp = "C:\\Arquivos de programas\\Wapp.exe" 21b84d267da740519e70e02ff8c26925_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 396 schtasks.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 3800 21b84d267da740519e70e02ff8c26925_JaffaCakes118.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3800 wrote to memory of 396 3800 21b84d267da740519e70e02ff8c26925_JaffaCakes118.exe 83 PID 3800 wrote to memory of 396 3800 21b84d267da740519e70e02ff8c26925_JaffaCakes118.exe 83 PID 3800 wrote to memory of 396 3800 21b84d267da740519e70e02ff8c26925_JaffaCakes118.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\21b84d267da740519e70e02ff8c26925_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\21b84d267da740519e70e02ff8c26925_JaffaCakes118.exe"1⤵
- Adds Run key to start application
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
PID:3800 -
C:\Windows\SysWOW64\schtasks.exeschtasks /create /tn startt /tr c:\autoexec.bat /sc onstart /ru system2⤵
- Scheduled Task/Job: Scheduled Task
PID:396
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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
1