Analysis
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max time kernel
113s -
max time network
156s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
04-06-2024 01:36
Static task
static1
Behavioral task
behavioral1
Sample
934bfae26194c99f299ecd90468dc75c_JaffaCakes118.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
934bfae26194c99f299ecd90468dc75c_JaffaCakes118.exe
Resource
win10v2004-20240226-en
General
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Target
934bfae26194c99f299ecd90468dc75c_JaffaCakes118.exe
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Size
516KB
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MD5
934bfae26194c99f299ecd90468dc75c
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SHA1
fb16c0a778c6a1d8c0bfb731c8646978a23e9ade
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SHA256
5a518c95518f8b07466c21b60e6b00f95d71993370b8f8b4c83308e73d5c7cf7
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SHA512
46495dd878e85490b7a4cb5a04041ec36706f588810841c63874e354170b6d546a9a28b78bb94bfb8ccd6b2a7131520db3d2786e8c577c09f61a9a9f347dc35e
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SSDEEP
6144:/Kw9ZuL+7TBufhHztxTBIp2ZrPs+JiifYPeyy8JAt3kgURi34wgC1:/Kw9ZuL+7TQfhhcGTs+lYWyp+tcyNZ
Malware Config
Signatures
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Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ 934bfae26194c99f299ecd90468dc75c_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-1-5-21-3808065738-1666277613-1125846146-1000\Control Panel\International\Geo\Nation 934bfae26194c99f299ecd90468dc75c_JaffaCakes118.exe -
Executes dropped EXE 1 IoCs
pid Process 948 s2967.exe -
Drops desktop.ini file(s) 2 IoCs
description ioc Process File created C:\Windows\assembly\Desktop.ini s2967.exe File opened for modification C:\Windows\assembly\Desktop.ini s2967.exe -
Drops file in Windows directory 3 IoCs
description ioc Process File opened for modification C:\Windows\assembly s2967.exe File created C:\Windows\assembly\Desktop.ini s2967.exe File opened for modification C:\Windows\assembly\Desktop.ini s2967.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 1 IoCs
pid pid_target Process procid_target 1116 2148 WerFault.exe 89 -
Enumerates system info in registry 2 TTPs 2 IoCs
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer 934bfae26194c99f299ecd90468dc75c_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS 934bfae26194c99f299ecd90468dc75c_JaffaCakes118.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 2148 934bfae26194c99f299ecd90468dc75c_JaffaCakes118.exe 2148 934bfae26194c99f299ecd90468dc75c_JaffaCakes118.exe 948 s2967.exe 948 s2967.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 948 s2967.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 948 s2967.exe 948 s2967.exe -
Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 2148 wrote to memory of 948 2148 934bfae26194c99f299ecd90468dc75c_JaffaCakes118.exe 90 PID 2148 wrote to memory of 948 2148 934bfae26194c99f299ecd90468dc75c_JaffaCakes118.exe 90
Processes
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C:\Users\Admin\AppData\Local\Temp\934bfae26194c99f299ecd90468dc75c_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\934bfae26194c99f299ecd90468dc75c_JaffaCakes118.exe"1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks computer location settings
- Enumerates system info in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2148 -
C:\Users\Admin\AppData\Local\Temp\n2967\s2967.exe"C:\Users\Admin\AppData\Local\Temp\n2967\s2967.exe" ins.exe /h 13a9a3.api.socdn.com /e 12912908 /u 76873fd7-d775-11e3-8a58-80c16e6f498c /t 54146c0e561ca3220a8b45a3 /v "C:\Users\Admin\AppData\Local\Temp\934bfae26194c99f299ecd90468dc75c_JaffaCakes118.exe"2⤵
- Executes dropped EXE
- Drops desktop.ini file(s)
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:948
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2148 -s 37802⤵
- Program crash
PID:1116
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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 --no-appcompat-clear --mojo-platform-channel-handle=2268 --field-trial-handle=2244,i,11878111470816612087,2265290141962607370,262144 --variations-seed-version /prefetch:81⤵PID:1324
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 2148 -ip 21481⤵PID:1520
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
336KB
MD5b135fc75caa27de9314e7d980c51acaf
SHA17454bd6f8485da5464bb9a101cdc8464acc00a86
SHA25606fb2b270b815539fba6c6755b96c41f1ae2d1cf8705a42cdcd643eb68355eba
SHA512c9e02e843d1e4bdeae948828c389e76f80efd3bc412b5e90e29f5ee2b12f600c44a32a2995b1f8b7a46c15d2828fab23155fd4152b896893d7f40756ce1366fd