Analysis
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max time kernel
150s -
max time network
147s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
09-09-2024 02:56
Behavioral task
behavioral1
Sample
d58c2551b08278017175837de41fa2f8_JaffaCakes118.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
d58c2551b08278017175837de41fa2f8_JaffaCakes118.exe
Resource
win10v2004-20240802-en
General
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Target
d58c2551b08278017175837de41fa2f8_JaffaCakes118.exe
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Size
37KB
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MD5
d58c2551b08278017175837de41fa2f8
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SHA1
ead9a962150c76f83c5923ac991b97278b7b78f7
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SHA256
6f42fed72d035eba81d52fa01f2cb8443594438e95774fd22c4a9b154c7027aa
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SHA512
6fcf497f7c411b424a08059c8854e6956064a31c648c0eb0ff0070fbc9f9ef4a7818c904190b4cb0f4afe8a8b8acb7126b7ba0acccc834094d9497de0143dc5e
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SSDEEP
384:VvdCKMizd3jnBhFbJ8ycPj93tRwympwrAF+rMRTyN/0L+EcoinblneHQM3epzXZa:HCg3lLJfcPj9XNmSrM+rMRa8NuH141t
Malware Config
Signatures
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Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 3400 netsh.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-1-5-21-2170637797-568393320-3232933035-1000\Control Panel\International\Geo\Nation d58c2551b08278017175837de41fa2f8_JaffaCakes118.exe -
Drops startup file 2 IoCs
description ioc Process File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\f06bcc7f370f2e2af9ce67492f3f1883.exe server.exe File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\f06bcc7f370f2e2af9ce67492f3f1883.exe server.exe -
Executes dropped EXE 1 IoCs
pid Process 4844 server.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\f06bcc7f370f2e2af9ce67492f3f1883 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\server.exe\" .." server.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\f06bcc7f370f2e2af9ce67492f3f1883 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\server.exe\" .." server.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs
Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.
description ioc Process Key value enumerated \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe Key opened \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe Key queried \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe -
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 d58c2551b08278017175837de41fa2f8_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language server.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language netsh.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4844 server.exe 4844 server.exe 4844 server.exe 4844 server.exe 4844 server.exe 4844 server.exe 4844 server.exe 4844 server.exe 4844 server.exe 4844 server.exe 4844 server.exe 4844 server.exe 4844 server.exe 4844 server.exe 4844 server.exe 4844 server.exe 4844 server.exe 4844 server.exe 4844 server.exe 4844 server.exe 4844 server.exe 4844 server.exe 4844 server.exe 4844 server.exe 4844 server.exe 4844 server.exe 4844 server.exe 4844 server.exe 4844 server.exe 4844 server.exe 4844 server.exe 4844 server.exe 4844 server.exe 4844 server.exe 4844 server.exe 4844 server.exe 4844 server.exe 4844 server.exe 4844 server.exe 4844 server.exe 4844 server.exe 4844 server.exe 4844 server.exe 4844 server.exe 4844 server.exe 4844 server.exe 4844 server.exe 4844 server.exe 4844 server.exe 4844 server.exe 4844 server.exe 4844 server.exe 4844 server.exe 4844 server.exe 4844 server.exe 4844 server.exe 4844 server.exe 4844 server.exe 4844 server.exe 4844 server.exe 4844 server.exe 4844 server.exe 4844 server.exe 4844 server.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 4844 server.exe -
Suspicious use of AdjustPrivilegeToken 35 IoCs
description pid Process Token: SeDebugPrivilege 4844 server.exe Token: 33 4844 server.exe Token: SeIncBasePriorityPrivilege 4844 server.exe Token: 33 4844 server.exe Token: SeIncBasePriorityPrivilege 4844 server.exe Token: 33 4844 server.exe Token: SeIncBasePriorityPrivilege 4844 server.exe Token: 33 4844 server.exe Token: SeIncBasePriorityPrivilege 4844 server.exe Token: 33 4844 server.exe Token: SeIncBasePriorityPrivilege 4844 server.exe Token: 33 4844 server.exe Token: SeIncBasePriorityPrivilege 4844 server.exe Token: 33 4844 server.exe Token: SeIncBasePriorityPrivilege 4844 server.exe Token: 33 4844 server.exe Token: SeIncBasePriorityPrivilege 4844 server.exe Token: 33 4844 server.exe Token: SeIncBasePriorityPrivilege 4844 server.exe Token: 33 4844 server.exe Token: SeIncBasePriorityPrivilege 4844 server.exe Token: 33 4844 server.exe Token: SeIncBasePriorityPrivilege 4844 server.exe Token: 33 4844 server.exe Token: SeIncBasePriorityPrivilege 4844 server.exe Token: 33 4844 server.exe Token: SeIncBasePriorityPrivilege 4844 server.exe Token: 33 4844 server.exe Token: SeIncBasePriorityPrivilege 4844 server.exe Token: 33 4844 server.exe Token: SeIncBasePriorityPrivilege 4844 server.exe Token: 33 4844 server.exe Token: SeIncBasePriorityPrivilege 4844 server.exe Token: 33 4844 server.exe Token: SeIncBasePriorityPrivilege 4844 server.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 2512 wrote to memory of 4844 2512 d58c2551b08278017175837de41fa2f8_JaffaCakes118.exe 100 PID 2512 wrote to memory of 4844 2512 d58c2551b08278017175837de41fa2f8_JaffaCakes118.exe 100 PID 2512 wrote to memory of 4844 2512 d58c2551b08278017175837de41fa2f8_JaffaCakes118.exe 100 PID 4844 wrote to memory of 3400 4844 server.exe 104 PID 4844 wrote to memory of 3400 4844 server.exe 104 PID 4844 wrote to memory of 3400 4844 server.exe 104
Processes
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C:\Users\Admin\AppData\Local\Temp\d58c2551b08278017175837de41fa2f8_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\d58c2551b08278017175837de41fa2f8_JaffaCakes118.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2512 -
C:\Users\Admin\AppData\Local\Temp\server.exe"C:\Users\Admin\AppData\Local\Temp\server.exe"2⤵
- Drops startup file
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4844 -
C:\Windows\SysWOW64\netsh.exenetsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\server.exe" "server.exe" ENABLE3⤵
- Modifies Windows Firewall
- Event Triggered Execution: Netsh Helper DLL
- System Location Discovery: System Language Discovery
PID:3400
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4300,i,2904906934812054273,11716976550456127484,262144 --variations-seed-version --mojo-platform-channel-handle=1424 /prefetch:81⤵PID:3676
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Netsh Helper DLL
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Netsh Helper DLL
1Defense Evasion
Impair Defenses
1Disable or Modify System Firewall
1Modify Registry
1Replay Monitor
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Downloads
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Filesize
37KB
MD5d58c2551b08278017175837de41fa2f8
SHA1ead9a962150c76f83c5923ac991b97278b7b78f7
SHA2566f42fed72d035eba81d52fa01f2cb8443594438e95774fd22c4a9b154c7027aa
SHA5126fcf497f7c411b424a08059c8854e6956064a31c648c0eb0ff0070fbc9f9ef4a7818c904190b4cb0f4afe8a8b8acb7126b7ba0acccc834094d9497de0143dc5e