Analysis
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max time kernel
135s -
max time network
137s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
27-08-2024 15:00
Static task
static1
Behavioral task
behavioral1
Sample
c537ad6b878730ba88834bdb361e3bd7_JaffaCakes118.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
c537ad6b878730ba88834bdb361e3bd7_JaffaCakes118.exe
Resource
win10v2004-20240802-en
General
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Target
c537ad6b878730ba88834bdb361e3bd7_JaffaCakes118.exe
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Size
595KB
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MD5
c537ad6b878730ba88834bdb361e3bd7
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SHA1
f6568b081dd562bcee939c9f691184b37ac10046
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SHA256
4b6ffe7c8bb710c3b3e7eef0a79dae32ec9c3a4a3684d252caff3f8a33bd8856
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SHA512
1e3b631f5178084ed49c5d22513c67aa6f8291aeb7a513f5aaeca44c83bd0bd0efb02c0d67b21e8829fe277c1befed01ae5e4bb5dca4befd2a28069e20451f05
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SSDEEP
12288:/mDxN5Hef7wWHX+IuNEFVqhJuWYI17c8Z7zo1N92:YN5+f7t3cEFVq5Y0wu7zoI
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 3 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-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\opt321 = "C:\\Users\\Admin\\AppData\\Local\\Temp\\c537ad6b878730ba88834bdb361e3bd7_JaffaCakes118.exe" c537ad6b878730ba88834bdb361e3bd7_JaffaCakes118.exe -
Indicator Removal: File Deletion 1 TTPs
Adversaries may delete files left behind by the actions of their intrusion activity.
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Sets desktop wallpaper using registry 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\Desktop\\lukitus.bmp" c537ad6b878730ba88834bdb361e3bd7_JaffaCakes118.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 c537ad6b878730ba88834bdb361e3bd7_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
Enumerates system info in registry 2 TTPs 4 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 Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier c537ad6b878730ba88834bdb361e3bd7_JaffaCakes118.exe -
Interacts with shadow copies 3 TTPs 1 IoCs
Shadow copies are often targeted by ransomware to inhibit system recovery.
pid Process 3416 vssadmin.exe -
Modifies Control Panel 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\Control Panel\Desktop\WallpaperStyle = "0" c537ad6b878730ba88834bdb361e3bd7_JaffaCakes118.exe Set value (str) \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\Control Panel\Desktop\TileWallpaper = "0" c537ad6b878730ba88834bdb361e3bd7_JaffaCakes118.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 1620 msedge.exe 1620 msedge.exe 4476 msedge.exe 4476 msedge.exe 2600 identity_helper.exe 2600 identity_helper.exe -
Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 6 IoCs
pid Process 4476 msedge.exe 4476 msedge.exe 4476 msedge.exe 4476 msedge.exe 4476 msedge.exe 4476 msedge.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeBackupPrivilege 3724 vssvc.exe Token: SeRestorePrivilege 3724 vssvc.exe Token: SeAuditPrivilege 3724 vssvc.exe -
Suspicious use of FindShellTrayWindow 25 IoCs
pid Process 4476 msedge.exe 4476 msedge.exe 4476 msedge.exe 4476 msedge.exe 4476 msedge.exe 4476 msedge.exe 4476 msedge.exe 4476 msedge.exe 4476 msedge.exe 4476 msedge.exe 4476 msedge.exe 4476 msedge.exe 4476 msedge.exe 4476 msedge.exe 4476 msedge.exe 4476 msedge.exe 4476 msedge.exe 4476 msedge.exe 4476 msedge.exe 4476 msedge.exe 4476 msedge.exe 4476 msedge.exe 4476 msedge.exe 4476 msedge.exe 4476 msedge.exe -
Suspicious use of SendNotifyMessage 24 IoCs
pid Process 4476 msedge.exe 4476 msedge.exe 4476 msedge.exe 4476 msedge.exe 4476 msedge.exe 4476 msedge.exe 4476 msedge.exe 4476 msedge.exe 4476 msedge.exe 4476 msedge.exe 4476 msedge.exe 4476 msedge.exe 4476 msedge.exe 4476 msedge.exe 4476 msedge.exe 4476 msedge.exe 4476 msedge.exe 4476 msedge.exe 4476 msedge.exe 4476 msedge.exe 4476 msedge.exe 4476 msedge.exe 4476 msedge.exe 4476 msedge.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 2624 wrote to memory of 4476 2624 c537ad6b878730ba88834bdb361e3bd7_JaffaCakes118.exe 103 PID 2624 wrote to memory of 4476 2624 c537ad6b878730ba88834bdb361e3bd7_JaffaCakes118.exe 103 PID 4476 wrote to memory of 4512 4476 msedge.exe 105 PID 4476 wrote to memory of 4512 4476 msedge.exe 105 PID 2624 wrote to memory of 2552 2624 c537ad6b878730ba88834bdb361e3bd7_JaffaCakes118.exe 104 PID 2624 wrote to memory of 2552 2624 c537ad6b878730ba88834bdb361e3bd7_JaffaCakes118.exe 104 PID 2624 wrote to memory of 2552 2624 c537ad6b878730ba88834bdb361e3bd7_JaffaCakes118.exe 104 PID 4476 wrote to memory of 4480 4476 msedge.exe 107 PID 4476 wrote to memory of 4480 4476 msedge.exe 107 PID 4476 wrote to memory of 4480 4476 msedge.exe 107 PID 4476 wrote to memory of 4480 4476 msedge.exe 107 PID 4476 wrote to memory of 4480 4476 msedge.exe 107 PID 4476 wrote to memory of 4480 4476 msedge.exe 107 PID 4476 wrote to memory of 4480 4476 msedge.exe 107 PID 4476 wrote to memory of 4480 4476 msedge.exe 107 PID 4476 wrote to memory of 4480 4476 msedge.exe 107 PID 4476 wrote to memory of 4480 4476 msedge.exe 107 PID 4476 wrote to memory of 4480 4476 msedge.exe 107 PID 4476 wrote to memory of 4480 4476 msedge.exe 107 PID 4476 wrote to memory of 4480 4476 msedge.exe 107 PID 4476 wrote to memory of 4480 4476 msedge.exe 107 PID 4476 wrote to memory of 4480 4476 msedge.exe 107 PID 4476 wrote to memory of 4480 4476 msedge.exe 107 PID 4476 wrote to memory of 4480 4476 msedge.exe 107 PID 4476 wrote to memory of 4480 4476 msedge.exe 107 PID 4476 wrote to memory of 4480 4476 msedge.exe 107 PID 4476 wrote to memory of 4480 4476 msedge.exe 107 PID 4476 wrote to memory of 4480 4476 msedge.exe 107 PID 4476 wrote to memory of 4480 4476 msedge.exe 107 PID 4476 wrote to memory of 4480 4476 msedge.exe 107 PID 4476 wrote to memory of 4480 4476 msedge.exe 107 PID 4476 wrote to memory of 4480 4476 msedge.exe 107 PID 4476 wrote to memory of 4480 4476 msedge.exe 107 PID 4476 wrote to memory of 4480 4476 msedge.exe 107 PID 4476 wrote to memory of 4480 4476 msedge.exe 107 PID 4476 wrote to memory of 4480 4476 msedge.exe 107 PID 4476 wrote to memory of 4480 4476 msedge.exe 107 PID 4476 wrote to memory of 4480 4476 msedge.exe 107 PID 4476 wrote to memory of 4480 4476 msedge.exe 107 PID 4476 wrote to memory of 4480 4476 msedge.exe 107 PID 4476 wrote to memory of 4480 4476 msedge.exe 107 PID 4476 wrote to memory of 4480 4476 msedge.exe 107 PID 4476 wrote to memory of 4480 4476 msedge.exe 107 PID 4476 wrote to memory of 4480 4476 msedge.exe 107 PID 4476 wrote to memory of 4480 4476 msedge.exe 107 PID 4476 wrote to memory of 4480 4476 msedge.exe 107 PID 4476 wrote to memory of 4480 4476 msedge.exe 107 PID 4476 wrote to memory of 1620 4476 msedge.exe 108 PID 4476 wrote to memory of 1620 4476 msedge.exe 108 PID 4476 wrote to memory of 628 4476 msedge.exe 109 PID 4476 wrote to memory of 628 4476 msedge.exe 109 PID 4476 wrote to memory of 628 4476 msedge.exe 109 PID 4476 wrote to memory of 628 4476 msedge.exe 109 PID 4476 wrote to memory of 628 4476 msedge.exe 109 PID 4476 wrote to memory of 628 4476 msedge.exe 109 PID 4476 wrote to memory of 628 4476 msedge.exe 109 PID 4476 wrote to memory of 628 4476 msedge.exe 109 PID 4476 wrote to memory of 628 4476 msedge.exe 109 PID 4476 wrote to memory of 628 4476 msedge.exe 109 PID 4476 wrote to memory of 628 4476 msedge.exe 109 PID 4476 wrote to memory of 628 4476 msedge.exe 109 PID 4476 wrote to memory of 628 4476 msedge.exe 109 PID 4476 wrote to memory of 628 4476 msedge.exe 109 PID 4476 wrote to memory of 628 4476 msedge.exe 109 -
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\c537ad6b878730ba88834bdb361e3bd7_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\c537ad6b878730ba88834bdb361e3bd7_JaffaCakes118.exe"1⤵
- Adds Run key to start application
- Sets desktop wallpaper using registry
- System Location Discovery: System Language Discovery
- Enumerates system info in registry
- Modifies Control Panel
- Suspicious use of WriteProcessMemory
PID:2624 -
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:4476 -
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,0x100,0x104,0xd8,0x108,0x7ff80ee546f8,0x7ff80ee54708,0x7ff80ee547183⤵PID:4512
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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=1924,8534919550374596387,18191693890716204264,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=1948 /prefetch:23⤵PID:4480
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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=1924,8534919550374596387,18191693890716204264,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2544 /prefetch:33⤵
- Suspicious behavior: EnumeratesProcesses
PID:1620
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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=1924,8534919550374596387,18191693890716204264,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2936 /prefetch:83⤵PID:628
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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=1924,8534919550374596387,18191693890716204264,131072 --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=3240 /prefetch:13⤵PID:3620
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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=1924,8534919550374596387,18191693890716204264,131072 --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=3256 /prefetch:13⤵PID:4004
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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=1924,8534919550374596387,18191693890716204264,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5164 /prefetch:83⤵PID:3884
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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=1924,8534919550374596387,18191693890716204264,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5164 /prefetch:83⤵
- Suspicious behavior: EnumeratesProcesses
PID:2600
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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=1924,8534919550374596387,18191693890716204264,131072 --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=5248 /prefetch:13⤵PID:1844
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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=1924,8534919550374596387,18191693890716204264,131072 --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=5264 /prefetch:13⤵PID:4972
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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=1924,8534919550374596387,18191693890716204264,131072 --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=3648 /prefetch:13⤵PID:280
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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=1924,8534919550374596387,18191693890716204264,131072 --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=3244 /prefetch:13⤵PID:4340
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C:\Windows\SysWOW64\cmd.execmd.exe /C del /Q /F "C:\Users\Admin\AppData\Local\Temp\c537ad6b878730ba88834bdb361e3bd7_JaffaCakes118.exe"2⤵
- System Location Discovery: System Language Discovery
PID:2552
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3724
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C:\Windows\system32\vssadmin.exeC:\Windows\system32\vssadmin.exe Delete Shadows /Quiet /All1⤵
- Interacts with shadow copies
PID:3416
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:1532
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:4652
Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Defense Evasion
Direct Volume Access
1Indicator Removal
3File Deletion
3Modify Registry
2Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
152B
MD54dd2754d1bea40445984d65abee82b21
SHA14b6a5658bae9a784a370a115fbb4a12e92bd3390
SHA256183b8e82a0deaa83d04736553671cedb738adc909f483b3c5f822a0e6be7477d
SHA51292d44ee372ad33f892b921efa6cabc78e91025e89f05a22830763217826fa98d51d55711f85c8970ac58abf9adc6c85cc40878032cd6d2589ab226cd099f99e1
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Filesize
152B
MD5ecf7ca53c80b5245e35839009d12f866
SHA1a7af77cf31d410708ebd35a232a80bddfb0615bb
SHA256882a513b71b26210ff251769b82b2c5d59a932f96d9ce606ca2fab6530a13687
SHA512706722bd22ce27d854036b1b16e6a3cdb36284b66edc76238a79c2e11cee7d1307b121c898ad832eb1af73e4f08d991d64dc0bff529896ffb4ebe9b3dc381696
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Filesize
5KB
MD5ca54ccb8efcc0ea4ca7107f2ddaedb61
SHA17a8e975267d65806a8d8efa02e5919e2bf6b19d8
SHA2561956ce766d98e82562a222ca99aced500c43a241fcb5c33b0fca7f692b3cbc07
SHA512a30b267c112290d97a0186b68ae4e434500b9dcf5b0593dcc11297785b0530ac4dc72928c76d7c65e648c0013e1be7df73a7f9a30a7d7564cf7fbf7b256e481a
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Filesize
6KB
MD5e20ec98d44ba8cd2fbb4414307d9886b
SHA19d49d3a6c83b7f58cd54d03c95995529bcbe01f8
SHA256829b35f0042aeca3c596ca8be13eb8aab5e48fadf0e7c11f2e8f0c76a82c50ec
SHA5124e54996fb1ca94a53d3f251db593604ed271fe4582d2a5a3ee7487959c51ae82faae98b385a1ef8c8c47dfdb22be2c9909c7b400ebbd0619b9d5ab732d6556f9
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Filesize
16B
MD56752a1d65b201c13b62ea44016eb221f
SHA158ecf154d01a62233ed7fb494ace3c3d4ffce08b
SHA2560861415cada612ea5834d56e2cf1055d3e63979b69eb71d32ae9ae394d8306cd
SHA5129cfd838d3fb570b44fc3461623ab2296123404c6c8f576b0de0aabd9a6020840d4c9125eb679ed384170dbcaac2fa30dc7fa9ee5b77d6df7c344a0aa030e0389
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Filesize
11KB
MD5890b2445adf9c29829a2a58dcf1e116a
SHA100f501ab1323592660251950df727fac4f719649
SHA256cc255a8774dfeb0ca4defa6d08d055abfac73cd8d22d59cb972bbb25e34391f4
SHA512c72606d6a9d7d1a3236e7bf83fc20107b94e3dbe2075f4d52dfa7a80dcadd18ed0a12fcc91c2a7f0dd71ae08a1b95952f1f269a6575cce14eba2d3fe2bcc65e6
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Filesize
7KB
MD597becdac57fd42f32256adf2e3eee9cd
SHA10f458f928e29bbfc30283d1355cd5cbaa7300929
SHA256e3099b26d18259741893c1a6123ca5bf0f8441aa5fd8a19d90ee4277b1dea926
SHA512fbe98b894024543a38ef5f1131146a8945105a1019406963e0a646bcf5b7e307af80a05cae72a97db2d500f43f10da5917fe94c5d08d4f0b56d780f1dd10f7aa