Analysis
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max time kernel
135s -
max time network
148s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
01-05-2024 06:21
Static task
static1
Behavioral task
behavioral1
Sample
0b40a2fff66d3c7f728b2d0e9ae861a6_JaffaCakes118.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
0b40a2fff66d3c7f728b2d0e9ae861a6_JaffaCakes118.exe
Resource
win10v2004-20240426-en
General
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Target
0b40a2fff66d3c7f728b2d0e9ae861a6_JaffaCakes118.exe
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Size
654KB
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MD5
0b40a2fff66d3c7f728b2d0e9ae861a6
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SHA1
91f89d87f92ba4f96d16a96c35e56e039adf6979
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SHA256
117da274f4076bdd7f3aa6e6b1d96c44100ccaef59194202fc166ee5f4be78b2
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SHA512
dec02943bb4dfae04c0fcce7cb644aa60277f33cd4747270b4a2d3feb5ca53cf6a5d037eb618bc4c27e3ea266089a2fa8b0ae1fb68f9180fb9b4a15522834c5a
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SSDEEP
12288:yz9jX9Eh/41Vfbtp/nZOKwXui/07zrwIOxbvnFbhs68/NimxAOWD:yz9jX9EhifbtpPZ+5/0jwIOBnqFJHWD
Malware Config
Signatures
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Locky (Lukitus variant)
Variant of the Locky ransomware seen in the wild since late 2017.
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Deletes shadow copies 2 TTPs
Ransomware often targets backup files to inhibit system recovery.
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Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3571316656-3665257725-2415531812-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\opt321 = "C:\\Users\\Admin\\AppData\\Local\\Temp\\0b40a2fff66d3c7f728b2d0e9ae861a6_JaffaCakes118.exe" 0b40a2fff66d3c7f728b2d0e9ae861a6_JaffaCakes118.exe -
Sets desktop wallpaper using registry 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3571316656-3665257725-2415531812-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\Desktop\\lukitus.bmp" 0b40a2fff66d3c7f728b2d0e9ae861a6_JaffaCakes118.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Enumerates system info in registry 2 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS msedge.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer msedge.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemProductName msedge.exe -
Interacts with shadow copies 2 TTPs 1 IoCs
Shadow copies are often targeted by ransomware to inhibit system recovery.
pid Process 3492 vssadmin.exe -
Modifies Control Panel 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3571316656-3665257725-2415531812-1000\Control Panel\Desktop\WallpaperStyle = "0" 0b40a2fff66d3c7f728b2d0e9ae861a6_JaffaCakes118.exe Set value (str) \REGISTRY\USER\S-1-5-21-3571316656-3665257725-2415531812-1000\Control Panel\Desktop\TileWallpaper = "0" 0b40a2fff66d3c7f728b2d0e9ae861a6_JaffaCakes118.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 2004 msedge.exe 2004 msedge.exe 3948 msedge.exe 3948 msedge.exe 2200 identity_helper.exe 2200 identity_helper.exe -
Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 6 IoCs
pid Process 3948 msedge.exe 3948 msedge.exe 3948 msedge.exe 3948 msedge.exe 3948 msedge.exe 3948 msedge.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeBackupPrivilege 3088 vssvc.exe Token: SeRestorePrivilege 3088 vssvc.exe Token: SeAuditPrivilege 3088 vssvc.exe -
Suspicious use of FindShellTrayWindow 25 IoCs
pid Process 3948 msedge.exe 3948 msedge.exe 3948 msedge.exe 3948 msedge.exe 3948 msedge.exe 3948 msedge.exe 3948 msedge.exe 3948 msedge.exe 3948 msedge.exe 3948 msedge.exe 3948 msedge.exe 3948 msedge.exe 3948 msedge.exe 3948 msedge.exe 3948 msedge.exe 3948 msedge.exe 3948 msedge.exe 3948 msedge.exe 3948 msedge.exe 3948 msedge.exe 3948 msedge.exe 3948 msedge.exe 3948 msedge.exe 3948 msedge.exe 3948 msedge.exe -
Suspicious use of SendNotifyMessage 24 IoCs
pid Process 3948 msedge.exe 3948 msedge.exe 3948 msedge.exe 3948 msedge.exe 3948 msedge.exe 3948 msedge.exe 3948 msedge.exe 3948 msedge.exe 3948 msedge.exe 3948 msedge.exe 3948 msedge.exe 3948 msedge.exe 3948 msedge.exe 3948 msedge.exe 3948 msedge.exe 3948 msedge.exe 3948 msedge.exe 3948 msedge.exe 3948 msedge.exe 3948 msedge.exe 3948 msedge.exe 3948 msedge.exe 3948 msedge.exe 3948 msedge.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 3128 wrote to memory of 3948 3128 0b40a2fff66d3c7f728b2d0e9ae861a6_JaffaCakes118.exe 95 PID 3128 wrote to memory of 3948 3128 0b40a2fff66d3c7f728b2d0e9ae861a6_JaffaCakes118.exe 95 PID 3948 wrote to memory of 4388 3948 msedge.exe 96 PID 3948 wrote to memory of 4388 3948 msedge.exe 96 PID 3128 wrote to memory of 4400 3128 0b40a2fff66d3c7f728b2d0e9ae861a6_JaffaCakes118.exe 97 PID 3128 wrote to memory of 4400 3128 0b40a2fff66d3c7f728b2d0e9ae861a6_JaffaCakes118.exe 97 PID 3128 wrote to memory of 4400 3128 0b40a2fff66d3c7f728b2d0e9ae861a6_JaffaCakes118.exe 97 PID 3948 wrote to memory of 4644 3948 msedge.exe 99 PID 3948 wrote to memory of 4644 3948 msedge.exe 99 PID 3948 wrote to memory of 4644 3948 msedge.exe 99 PID 3948 wrote to memory of 4644 3948 msedge.exe 99 PID 3948 wrote to memory of 4644 3948 msedge.exe 99 PID 3948 wrote to memory of 4644 3948 msedge.exe 99 PID 3948 wrote to memory of 4644 3948 msedge.exe 99 PID 3948 wrote to memory of 4644 3948 msedge.exe 99 PID 3948 wrote to memory of 4644 3948 msedge.exe 99 PID 3948 wrote to memory of 4644 3948 msedge.exe 99 PID 3948 wrote to memory of 4644 3948 msedge.exe 99 PID 3948 wrote to memory of 4644 3948 msedge.exe 99 PID 3948 wrote to memory of 4644 3948 msedge.exe 99 PID 3948 wrote to memory of 4644 3948 msedge.exe 99 PID 3948 wrote to memory of 4644 3948 msedge.exe 99 PID 3948 wrote to memory of 4644 3948 msedge.exe 99 PID 3948 wrote to memory of 4644 3948 msedge.exe 99 PID 3948 wrote to memory of 4644 3948 msedge.exe 99 PID 3948 wrote to memory of 4644 3948 msedge.exe 99 PID 3948 wrote to memory of 4644 3948 msedge.exe 99 PID 3948 wrote to memory of 4644 3948 msedge.exe 99 PID 3948 wrote to memory of 4644 3948 msedge.exe 99 PID 3948 wrote to memory of 4644 3948 msedge.exe 99 PID 3948 wrote to memory of 4644 3948 msedge.exe 99 PID 3948 wrote to memory of 4644 3948 msedge.exe 99 PID 3948 wrote to memory of 4644 3948 msedge.exe 99 PID 3948 wrote to memory of 4644 3948 msedge.exe 99 PID 3948 wrote to memory of 4644 3948 msedge.exe 99 PID 3948 wrote to memory of 4644 3948 msedge.exe 99 PID 3948 wrote to memory of 4644 3948 msedge.exe 99 PID 3948 wrote to memory of 4644 3948 msedge.exe 99 PID 3948 wrote to memory of 4644 3948 msedge.exe 99 PID 3948 wrote to memory of 4644 3948 msedge.exe 99 PID 3948 wrote to memory of 4644 3948 msedge.exe 99 PID 3948 wrote to memory of 4644 3948 msedge.exe 99 PID 3948 wrote to memory of 4644 3948 msedge.exe 99 PID 3948 wrote to memory of 4644 3948 msedge.exe 99 PID 3948 wrote to memory of 4644 3948 msedge.exe 99 PID 3948 wrote to memory of 4644 3948 msedge.exe 99 PID 3948 wrote to memory of 4644 3948 msedge.exe 99 PID 3948 wrote to memory of 2004 3948 msedge.exe 100 PID 3948 wrote to memory of 2004 3948 msedge.exe 100 PID 3948 wrote to memory of 3928 3948 msedge.exe 101 PID 3948 wrote to memory of 3928 3948 msedge.exe 101 PID 3948 wrote to memory of 3928 3948 msedge.exe 101 PID 3948 wrote to memory of 3928 3948 msedge.exe 101 PID 3948 wrote to memory of 3928 3948 msedge.exe 101 PID 3948 wrote to memory of 3928 3948 msedge.exe 101 PID 3948 wrote to memory of 3928 3948 msedge.exe 101 PID 3948 wrote to memory of 3928 3948 msedge.exe 101 PID 3948 wrote to memory of 3928 3948 msedge.exe 101 PID 3948 wrote to memory of 3928 3948 msedge.exe 101 PID 3948 wrote to memory of 3928 3948 msedge.exe 101 PID 3948 wrote to memory of 3928 3948 msedge.exe 101 PID 3948 wrote to memory of 3928 3948 msedge.exe 101 PID 3948 wrote to memory of 3928 3948 msedge.exe 101 PID 3948 wrote to memory of 3928 3948 msedge.exe 101 -
Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
Processes
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C:\Users\Admin\AppData\Local\Temp\0b40a2fff66d3c7f728b2d0e9ae861a6_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\0b40a2fff66d3c7f728b2d0e9ae861a6_JaffaCakes118.exe"1⤵
- Adds Run key to start application
- Sets desktop wallpaper using registry
- Modifies Control Panel
- Suspicious use of WriteProcessMemory
PID:3128 -
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument C:\Users\Admin\Desktop\lukitus.htm2⤵
- Enumerates system info in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:3948 -
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=92.0.4515.131 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=92.0.902.67 --initial-client-data=0xfc,0x100,0x104,0xd8,0x108,0x7ffbaa3246f8,0x7ffbaa324708,0x7ffbaa3247183⤵PID:4388
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2024,18252288860114458579,11699030751076673421,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2060 /prefetch:23⤵PID:4644
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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=network.mojom.NetworkService --field-trial-handle=2024,18252288860114458579,11699030751076673421,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2248 /prefetch:33⤵
- Suspicious behavior: EnumeratesProcesses
PID:2004
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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=storage.mojom.StorageService --field-trial-handle=2024,18252288860114458579,11699030751076673421,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2832 /prefetch:83⤵PID:3928
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2024,18252288860114458579,11699030751076673421,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3192 /prefetch:13⤵PID:776
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2024,18252288860114458579,11699030751076673421,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3200 /prefetch:13⤵PID:2628
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C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe"C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=2024,18252288860114458579,11699030751076673421,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5196 /prefetch:83⤵PID:1376
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C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe"C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=2024,18252288860114458579,11699030751076673421,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5196 /prefetch:83⤵
- Suspicious behavior: EnumeratesProcesses
PID:2200
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2024,18252288860114458579,11699030751076673421,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4728 /prefetch:13⤵PID:1576
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2024,18252288860114458579,11699030751076673421,131072 --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=9 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=2580 /prefetch:13⤵PID:2524
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2024,18252288860114458579,11699030751076673421,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=10 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5600 /prefetch:13⤵PID:1220
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2024,18252288860114458579,11699030751076673421,131072 --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=11 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5452 /prefetch:13⤵PID:3020
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C:\Windows\SysWOW64\cmd.execmd.exe /C del /Q /F "C:\Users\Admin\AppData\Local\Temp\0b40a2fff66d3c7f728b2d0e9ae861a6_JaffaCakes118.exe"2⤵PID:4400
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3088
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C:\Windows\system32\vssadmin.exeC:\Windows\system32\vssadmin.exe Delete Shadows /Quiet /All1⤵
- Interacts with shadow copies
PID:3492
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:4128
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:3192
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
152B
MD54dc6fc5e708279a3310fe55d9c44743d
SHA1a42e8bdf9d1c25ef3e223d59f6b1d16b095f46d2
SHA256a1c5f48659d4b3af960971b3a0f433a95fee5bfafe5680a34110c68b342377d8
SHA5125874b2310187f242b852fa6dcded244cc860abb2be4f6f5a6a1db8322e12e1fef8f825edc0aae75adbb7284a2cd64730650d0643b1e2bb7ead9350e50e1d8c13
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Filesize
152B
MD5c9c4c494f8fba32d95ba2125f00586a3
SHA18a600205528aef7953144f1cf6f7a5115e3611de
SHA256a0ca609205813c307df9122c0c5b0967c5472755700f615b0033129cf7d6b35b
SHA5129d30cea6cfc259e97b0305f8b5cd19774044fb78feedfcef2014b2947f2e6a101273bc4ad30db9cc1724e62eb441266d7df376e28ac58693f128b9cce2c7d20d
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Filesize
6KB
MD5bc88b322b909699d72e30dede2362490
SHA1f107c04d702955248e2b47c7469aaee1a2509446
SHA2568e80725d561050291609f35de6fe484cec6302f287c8b42415be47831e765a69
SHA5122cbff0232e765223eff08f87422e97df65cf33018b485ec5e710698da638b58dd0b02415c0ef6516ac2806d340155672fb8370dd0f5026330c3a71f0368e874f
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Filesize
6KB
MD500290d937fa9c887a68df5747d332314
SHA195e4d45c4e0183714e76317f4a85fd3713415274
SHA256dc22ff944f8322bc78f1bec1d0fe8ab6c5026d764a1425829a0763cb7b96b630
SHA512ee8d4360b3a45f1a4dd752f11dad4b8f5bbd01c46cd15b8292362fabd3ee4e3f10976b5d590af540e45515e9052e7bd290194488226b1d0d81507119b6ad111e
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Filesize
16B
MD546295cac801e5d4857d09837238a6394
SHA144e0fa1b517dbf802b18faf0785eeea6ac51594b
SHA2560f1bad70c7bd1e0a69562853ec529355462fcd0423263a3d39d6d0d70b780443
SHA5128969402593f927350e2ceb4b5bc2a277f3754697c1961e3d6237da322257fbab42909e1a742e22223447f3a4805f8d8ef525432a7c3515a549e984d3eff72b23
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Filesize
16B
MD5206702161f94c5cd39fadd03f4014d98
SHA1bd8bfc144fb5326d21bd1531523d9fb50e1b600a
SHA2561005a525006f148c86efcbfb36c6eac091b311532448010f70f7de9a68007167
SHA5120af09f26941b11991c750d1a2b525c39a8970900e98cba96fd1b55dbf93fee79e18b8aab258f48b4f7bda40d059629bc7770d84371235cdb1352a4f17f80e145
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Filesize
11KB
MD5506527968b61ff509456917112b4daf7
SHA1109690e565afcab4fb58af4f2ea8390953ed3b2a
SHA25633451c69840db31f7ca8753be2f4fb11d0bdabe444ec35397e6ec561071cbe70
SHA5122659279ecbf900c8e1dbb4529eb3241c1518f02c1e7aaf8151f61e1bd6074c465940cc45f179222eb2332e1f1e993bce3de40af32fd55fc953badd4db0f0554e
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Filesize
8KB
MD5c93715dd901a9baff11e8a5b0ce9a5f6
SHA1219b2745bf3093a3d2154471981f2bb484542700
SHA2566c6c8de691eae8b14de0f0c65b7a2a41a6a04a75d06e2587d4cefb2eefbda779
SHA512c1c7f4ad0e9e6acd7e404c4355afb6700f174c7abe65fb9bea192ed04be837e6ff87709d7503bdf68a4df4dd87d2302a0a83ee620653fb251c9ebfc270b56d0b