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Analysis
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max time kernel
150s -
max time network
140s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
05/10/2024, 02:21
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
15c874c0f92c845193085ef131f71350_JaffaCakes118.exe
Resource
win7-20240903-en
windows7-x64
9 signatures
150 seconds
Behavioral task
behavioral2
Sample
15c874c0f92c845193085ef131f71350_JaffaCakes118.exe
Resource
win10v2004-20240802-en
windows10-2004-x64
9 signatures
150 seconds
General
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Target
15c874c0f92c845193085ef131f71350_JaffaCakes118.exe
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Size
48KB
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MD5
15c874c0f92c845193085ef131f71350
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SHA1
a7d58c5c52250c63e9a36bcd219c6b7f59eb5cd5
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SHA256
09afceb9b2008c2fdb38c8d15f8673e73a6b3ab0099774de00b3fe5eb4a18436
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SHA512
d306f26158c8d7b607266fa18e68b8577baefcb445c7337cbe87b2a9ea29a42b300028ed666d4755be5fe78abfa179002c62ece917c4602f189eef29c08e11b6
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SSDEEP
768:jYEJbd6heGI5eubtgTVH7NHaurxmWXOQfwoObuPb77e0:jYE9J5pbml5lXAoO+H79
Score
10/10
Malware Config
Signatures
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Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" riuom.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 15c874c0f92c845193085ef131f71350_JaffaCakes118.exe -
Executes dropped EXE 1 IoCs
pid Process 2244 riuom.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\riuom = "C:\\Users\\Admin\\riuom.exe" riuom.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 2 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 15c874c0f92c845193085ef131f71350_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language riuom.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2244 riuom.exe 2244 riuom.exe 2244 riuom.exe 2244 riuom.exe 2244 riuom.exe 2244 riuom.exe 2244 riuom.exe 2244 riuom.exe 2244 riuom.exe 2244 riuom.exe 2244 riuom.exe 2244 riuom.exe 2244 riuom.exe 2244 riuom.exe 2244 riuom.exe 2244 riuom.exe 2244 riuom.exe 2244 riuom.exe 2244 riuom.exe 2244 riuom.exe 2244 riuom.exe 2244 riuom.exe 2244 riuom.exe 2244 riuom.exe 2244 riuom.exe 2244 riuom.exe 2244 riuom.exe 2244 riuom.exe 2244 riuom.exe 2244 riuom.exe 2244 riuom.exe 2244 riuom.exe 2244 riuom.exe 2244 riuom.exe 2244 riuom.exe 2244 riuom.exe 2244 riuom.exe 2244 riuom.exe 2244 riuom.exe 2244 riuom.exe 2244 riuom.exe 2244 riuom.exe 2244 riuom.exe 2244 riuom.exe 2244 riuom.exe 2244 riuom.exe 2244 riuom.exe 2244 riuom.exe 2244 riuom.exe 2244 riuom.exe 2244 riuom.exe 2244 riuom.exe 2244 riuom.exe 2244 riuom.exe 2244 riuom.exe 2244 riuom.exe 2244 riuom.exe 2244 riuom.exe 2244 riuom.exe 2244 riuom.exe 2244 riuom.exe 2244 riuom.exe 2244 riuom.exe 2244 riuom.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 3968 15c874c0f92c845193085ef131f71350_JaffaCakes118.exe 2244 riuom.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 3968 wrote to memory of 2244 3968 15c874c0f92c845193085ef131f71350_JaffaCakes118.exe 89 PID 3968 wrote to memory of 2244 3968 15c874c0f92c845193085ef131f71350_JaffaCakes118.exe 89 PID 3968 wrote to memory of 2244 3968 15c874c0f92c845193085ef131f71350_JaffaCakes118.exe 89 PID 2244 wrote to memory of 3968 2244 riuom.exe 88 PID 2244 wrote to memory of 3968 2244 riuom.exe 88 PID 2244 wrote to memory of 3968 2244 riuom.exe 88 PID 2244 wrote to memory of 3968 2244 riuom.exe 88 PID 2244 wrote to memory of 3968 2244 riuom.exe 88 PID 2244 wrote to memory of 3968 2244 riuom.exe 88 PID 2244 wrote to memory of 3968 2244 riuom.exe 88 PID 2244 wrote to memory of 3968 2244 riuom.exe 88 PID 2244 wrote to memory of 3968 2244 riuom.exe 88 PID 2244 wrote to memory of 3968 2244 riuom.exe 88 PID 2244 wrote to memory of 3968 2244 riuom.exe 88 PID 2244 wrote to memory of 3968 2244 riuom.exe 88 PID 2244 wrote to memory of 3968 2244 riuom.exe 88 PID 2244 wrote to memory of 3968 2244 riuom.exe 88 PID 2244 wrote to memory of 3968 2244 riuom.exe 88 PID 2244 wrote to memory of 3968 2244 riuom.exe 88 PID 2244 wrote to memory of 3968 2244 riuom.exe 88 PID 2244 wrote to memory of 3968 2244 riuom.exe 88 PID 2244 wrote to memory of 3968 2244 riuom.exe 88 PID 2244 wrote to memory of 3968 2244 riuom.exe 88 PID 2244 wrote to memory of 3968 2244 riuom.exe 88 PID 2244 wrote to memory of 3968 2244 riuom.exe 88 PID 2244 wrote to memory of 3968 2244 riuom.exe 88 PID 2244 wrote to memory of 3968 2244 riuom.exe 88 PID 2244 wrote to memory of 3968 2244 riuom.exe 88 PID 2244 wrote to memory of 3968 2244 riuom.exe 88 PID 2244 wrote to memory of 3968 2244 riuom.exe 88 PID 2244 wrote to memory of 3968 2244 riuom.exe 88 PID 2244 wrote to memory of 3968 2244 riuom.exe 88 PID 2244 wrote to memory of 3968 2244 riuom.exe 88 PID 2244 wrote to memory of 3968 2244 riuom.exe 88 PID 2244 wrote to memory of 3968 2244 riuom.exe 88 PID 2244 wrote to memory of 3968 2244 riuom.exe 88 PID 2244 wrote to memory of 3968 2244 riuom.exe 88 PID 2244 wrote to memory of 3968 2244 riuom.exe 88 PID 2244 wrote to memory of 3968 2244 riuom.exe 88 PID 2244 wrote to memory of 3968 2244 riuom.exe 88 PID 2244 wrote to memory of 3968 2244 riuom.exe 88 PID 2244 wrote to memory of 3968 2244 riuom.exe 88 PID 2244 wrote to memory of 3968 2244 riuom.exe 88 PID 2244 wrote to memory of 3968 2244 riuom.exe 88 PID 2244 wrote to memory of 3968 2244 riuom.exe 88 PID 2244 wrote to memory of 3968 2244 riuom.exe 88 PID 2244 wrote to memory of 3968 2244 riuom.exe 88 PID 2244 wrote to memory of 3968 2244 riuom.exe 88 PID 2244 wrote to memory of 3968 2244 riuom.exe 88 PID 2244 wrote to memory of 3968 2244 riuom.exe 88 PID 2244 wrote to memory of 3968 2244 riuom.exe 88 PID 2244 wrote to memory of 3968 2244 riuom.exe 88 PID 2244 wrote to memory of 3968 2244 riuom.exe 88 PID 2244 wrote to memory of 3968 2244 riuom.exe 88 PID 2244 wrote to memory of 3968 2244 riuom.exe 88 PID 2244 wrote to memory of 3968 2244 riuom.exe 88 PID 2244 wrote to memory of 3968 2244 riuom.exe 88 PID 2244 wrote to memory of 3968 2244 riuom.exe 88 PID 2244 wrote to memory of 3968 2244 riuom.exe 88 PID 2244 wrote to memory of 3968 2244 riuom.exe 88 PID 2244 wrote to memory of 3968 2244 riuom.exe 88 PID 2244 wrote to memory of 3968 2244 riuom.exe 88 PID 2244 wrote to memory of 3968 2244 riuom.exe 88 PID 2244 wrote to memory of 3968 2244 riuom.exe 88
Processes
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C:\Users\Admin\AppData\Local\Temp\15c874c0f92c845193085ef131f71350_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\15c874c0f92c845193085ef131f71350_JaffaCakes118.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3968 -
C:\Users\Admin\riuom.exe"C:\Users\Admin\riuom.exe"2⤵
- Modifies visiblity of hidden/system files in Explorer
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2244
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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=4216,i,15336851255456239337,16379811035920490645,262144 --variations-seed-version --mojo-platform-channel-handle=4012 /prefetch:81⤵PID:3304
Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Defense Evasion
Hide Artifacts
1Hidden Files and Directories
1Modify Registry
2Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
48KB
MD559413fb42f8afdd53eb838bd5f88ee5d
SHA149d9ec29dfac310460db368340ae96acaaef2e5d
SHA25689775a3993bb81feb744013b2853458023604be5de46b28203b9281677214d1a
SHA512279602f79c58df9f771a69d556ed7aa12912e1a80e1d1e7fa4f80c0baa614d63f2757fc24f61f47d1aaf180a11d3d2f98dacdf560fd090295fe66b7104c72fb4