Analysis
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max time kernel
93s -
max time network
127s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
09-04-2024 07:47
Static task
static1
Behavioral task
behavioral1
Sample
e97f9487812913557636ca7a5d74ba91_JaffaCakes118.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
e97f9487812913557636ca7a5d74ba91_JaffaCakes118.exe
Resource
win10v2004-20240226-en
General
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Target
e97f9487812913557636ca7a5d74ba91_JaffaCakes118.exe
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Size
242KB
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MD5
e97f9487812913557636ca7a5d74ba91
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SHA1
faa320530bc14e50b8bdeafe77969400edce4e05
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SHA256
0be6d2fbfc54e2e4fa8fc7af57d9582c2b53109a1cc411b92e3748b3d01b74ee
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SHA512
b910846fbaf019e1e2de74904c634c2b683f832d7f4b1f035fb36f5b7f4e5949bbdf045088fae5ccd439f0ab729b9f8aded7cc9a5fb3a42c8c3476e969464177
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SSDEEP
3072:/cT9g8immW6Pozkk2eKs/CSr2nQ/E2S5ny+bF2u1I+ddDK7Hlq/B89OpjBFy11AQ:o68i3odBiTl2+TCU/EEhuhu1tkq6n
Malware Config
Signatures
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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-1-5-21-275798769-4264537674-1142822080-1000\Control Panel\International\Geo\Nation cmd.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Microsoft I Service = "C:\\Windows\\winhash_up.exe /REGstart" e97f9487812913557636ca7a5d74ba91_JaffaCakes118.exe -
Drops file in Windows directory 12 IoCs
description ioc Process File created C:\Windows\SHARE_TEMP\Icon12.ico e97f9487812913557636ca7a5d74ba91_JaffaCakes118.exe File created C:\Windows\SHARE_TEMP\Icon14.ico e97f9487812913557636ca7a5d74ba91_JaffaCakes118.exe File created C:\Windows\SHARE_TEMP\Icon3.ico e97f9487812913557636ca7a5d74ba91_JaffaCakes118.exe File opened for modification C:\Windows\winhash_up.exez e97f9487812913557636ca7a5d74ba91_JaffaCakes118.exe File created C:\Windows\winhash_up.exe e97f9487812913557636ca7a5d74ba91_JaffaCakes118.exe File created C:\Windows\SHARE_TEMP\Icon2.ico e97f9487812913557636ca7a5d74ba91_JaffaCakes118.exe File created C:\Windows\SHARE_TEMP\Icon5.ico e97f9487812913557636ca7a5d74ba91_JaffaCakes118.exe File created C:\Windows\SHARE_TEMP\Icon6.ico e97f9487812913557636ca7a5d74ba91_JaffaCakes118.exe File created C:\Windows\SHARE_TEMP\Icon7.ico e97f9487812913557636ca7a5d74ba91_JaffaCakes118.exe File created C:\Windows\SHARE_TEMP\Icon10.ico e97f9487812913557636ca7a5d74ba91_JaffaCakes118.exe File created C:\Windows\winhash_up.exez e97f9487812913557636ca7a5d74ba91_JaffaCakes118.exe File created C:\Windows\bugMAKER.bat e97f9487812913557636ca7a5d74ba91_JaffaCakes118.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 3596 cmd.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4448 wrote to memory of 3596 4448 e97f9487812913557636ca7a5d74ba91_JaffaCakes118.exe 84 PID 4448 wrote to memory of 3596 4448 e97f9487812913557636ca7a5d74ba91_JaffaCakes118.exe 84 PID 4448 wrote to memory of 3596 4448 e97f9487812913557636ca7a5d74ba91_JaffaCakes118.exe 84
Processes
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C:\Users\Admin\AppData\Local\Temp\e97f9487812913557636ca7a5d74ba91_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\e97f9487812913557636ca7a5d74ba91_JaffaCakes118.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:4448 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c C:\Windows\bugMAKER.bat2⤵
- Checks computer location settings
- Suspicious use of SetWindowsHookEx
PID:3596
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
90B
MD59e00c4e206516e3f0142daf642d56eb1
SHA1aef4c334cc386156c362a75c1b859deb4c90be02
SHA25629048aee0885f7ed785cb1356036b5d2384b56ab70dfde496bef1f3d6579f5bd
SHA512bb774f566b311d84b591e4dafedc01b3125bb25e4a15aea48da03ffeb9c667be076c73182d0e775d4f458c88250dd318269e5d06a2d5da11e6569df10cee09ed