Analysis
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max time kernel
162s -
max time network
170s -
platform
windows10-2004_x64 -
resource
win10v2004-20220414-en -
submitted
13-07-2022 15:04
Static task
static1
Behavioral task
behavioral1
Sample
8514a2eca4090f400a43c4af915eb3ef6e9c15dabe69716189e7c68c72cfa285.exe
Resource
win7-20220414-en
Behavioral task
behavioral2
Sample
8514a2eca4090f400a43c4af915eb3ef6e9c15dabe69716189e7c68c72cfa285.exe
Resource
win10v2004-20220414-en
General
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Target
8514a2eca4090f400a43c4af915eb3ef6e9c15dabe69716189e7c68c72cfa285.exe
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Size
617KB
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MD5
d14bc9efe80aeb7d172cbb590f80eba7
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SHA1
9d6ea38d9a33446488e3a53ca35669f7ded2b747
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SHA256
8514a2eca4090f400a43c4af915eb3ef6e9c15dabe69716189e7c68c72cfa285
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SHA512
cb22f3c7d3f35cc4d149d88caf128229c396123997b52c2dfb70203cbb671f967c20bb1615ec84227d1207d50cacd32daf1360f076d42c50b113949074192b58
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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suricata: ET MALWARE Locky CnC Checkin HTTP Pattern
suricata: ET MALWARE Locky CnC Checkin HTTP Pattern
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suricata: ET MALWARE Locky CnC checkin Nov 21
suricata: ET MALWARE Locky CnC checkin Nov 21
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suricata: ET MALWARE Locky CnC checkin Nov 21 M2
suricata: ET MALWARE Locky CnC checkin Nov 21 M2
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Adds Run key to start application 2 TTPs 1 IoCs
Processes:
msedge.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Windows\CurrentVersion\Run msedge.exe -
Sets desktop wallpaper using registry 2 TTPs 1 IoCs
Processes:
8514a2eca4090f400a43c4af915eb3ef6e9c15dabe69716189e7c68c72cfa285.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\Desktop\\lukitus.bmp" 8514a2eca4090f400a43c4af915eb3ef6e9c15dabe69716189e7c68c72cfa285.exe -
Drops file in Program Files directory 2 IoCs
Processes:
setup.exedescription ioc process File created C:\Program Files (x86)\Microsoft\Edge\Application\SetupMetrics\6796abf8-b440-4f65-b0f7-955b259f3e43.tmp setup.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\SetupMetrics\20220713170817.pma setup.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Enumerates system info in registry 2 TTPs 3 IoCs
Processes:
msedge.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemProductName msedge.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS msedge.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer msedge.exe -
Modifies Control Panel 2 IoCs
Processes:
8514a2eca4090f400a43c4af915eb3ef6e9c15dabe69716189e7c68c72cfa285.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Control Panel\Desktop\WallpaperStyle = "0" 8514a2eca4090f400a43c4af915eb3ef6e9c15dabe69716189e7c68c72cfa285.exe Set value (str) \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Control Panel\Desktop\TileWallpaper = "0" 8514a2eca4090f400a43c4af915eb3ef6e9c15dabe69716189e7c68c72cfa285.exe -
Modifies registry class 1 IoCs
Processes:
msedge.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\ msedge.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
Processes:
msedge.exemsedge.exeidentity_helper.exepid process 3404 msedge.exe 3404 msedge.exe 3640 msedge.exe 3640 msedge.exe 2264 identity_helper.exe 2264 identity_helper.exe -
Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 4 IoCs
Processes:
msedge.exepid process 3640 msedge.exe 3640 msedge.exe 3640 msedge.exe 3640 msedge.exe -
Suspicious use of FindShellTrayWindow 3 IoCs
Processes:
msedge.exepid process 3640 msedge.exe 3640 msedge.exe 3640 msedge.exe -
Suspicious use of WriteProcessMemory 64 IoCs
Processes:
8514a2eca4090f400a43c4af915eb3ef6e9c15dabe69716189e7c68c72cfa285.exemsedge.exedescription pid process target process PID 1816 wrote to memory of 3640 1816 8514a2eca4090f400a43c4af915eb3ef6e9c15dabe69716189e7c68c72cfa285.exe msedge.exe PID 1816 wrote to memory of 3640 1816 8514a2eca4090f400a43c4af915eb3ef6e9c15dabe69716189e7c68c72cfa285.exe msedge.exe PID 1816 wrote to memory of 3808 1816 8514a2eca4090f400a43c4af915eb3ef6e9c15dabe69716189e7c68c72cfa285.exe cmd.exe PID 1816 wrote to memory of 3808 1816 8514a2eca4090f400a43c4af915eb3ef6e9c15dabe69716189e7c68c72cfa285.exe cmd.exe PID 1816 wrote to memory of 3808 1816 8514a2eca4090f400a43c4af915eb3ef6e9c15dabe69716189e7c68c72cfa285.exe cmd.exe PID 3640 wrote to memory of 3836 3640 msedge.exe msedge.exe PID 3640 wrote to memory of 3836 3640 msedge.exe msedge.exe PID 3640 wrote to memory of 4476 3640 msedge.exe msedge.exe PID 3640 wrote to memory of 4476 3640 msedge.exe msedge.exe PID 3640 wrote to memory of 4476 3640 msedge.exe msedge.exe PID 3640 wrote to memory of 4476 3640 msedge.exe msedge.exe PID 3640 wrote to memory of 4476 3640 msedge.exe msedge.exe PID 3640 wrote to memory of 4476 3640 msedge.exe msedge.exe PID 3640 wrote to memory of 4476 3640 msedge.exe msedge.exe PID 3640 wrote to memory of 4476 3640 msedge.exe msedge.exe PID 3640 wrote to memory of 4476 3640 msedge.exe msedge.exe PID 3640 wrote to memory of 4476 3640 msedge.exe msedge.exe PID 3640 wrote to memory of 4476 3640 msedge.exe msedge.exe PID 3640 wrote to memory of 4476 3640 msedge.exe msedge.exe PID 3640 wrote to memory of 4476 3640 msedge.exe msedge.exe PID 3640 wrote to memory of 4476 3640 msedge.exe msedge.exe PID 3640 wrote to memory of 4476 3640 msedge.exe msedge.exe PID 3640 wrote to memory of 4476 3640 msedge.exe msedge.exe PID 3640 wrote to memory of 4476 3640 msedge.exe msedge.exe PID 3640 wrote to memory of 4476 3640 msedge.exe msedge.exe PID 3640 wrote to memory of 4476 3640 msedge.exe msedge.exe PID 3640 wrote to memory of 4476 3640 msedge.exe msedge.exe PID 3640 wrote to memory of 4476 3640 msedge.exe msedge.exe PID 3640 wrote to memory of 4476 3640 msedge.exe msedge.exe PID 3640 wrote to memory of 4476 3640 msedge.exe msedge.exe PID 3640 wrote to memory of 4476 3640 msedge.exe msedge.exe PID 3640 wrote to memory of 4476 3640 msedge.exe msedge.exe PID 3640 wrote to memory of 4476 3640 msedge.exe msedge.exe PID 3640 wrote to memory of 4476 3640 msedge.exe msedge.exe PID 3640 wrote to memory of 4476 3640 msedge.exe msedge.exe PID 3640 wrote to memory of 4476 3640 msedge.exe msedge.exe PID 3640 wrote to memory of 4476 3640 msedge.exe msedge.exe PID 3640 wrote to memory of 4476 3640 msedge.exe msedge.exe PID 3640 wrote to memory of 4476 3640 msedge.exe msedge.exe PID 3640 wrote to memory of 4476 3640 msedge.exe msedge.exe PID 3640 wrote to memory of 4476 3640 msedge.exe msedge.exe PID 3640 wrote to memory of 4476 3640 msedge.exe msedge.exe PID 3640 wrote to memory of 4476 3640 msedge.exe msedge.exe PID 3640 wrote to memory of 4476 3640 msedge.exe msedge.exe PID 3640 wrote to memory of 4476 3640 msedge.exe msedge.exe PID 3640 wrote to memory of 4476 3640 msedge.exe msedge.exe PID 3640 wrote to memory of 4476 3640 msedge.exe msedge.exe PID 3640 wrote to memory of 3404 3640 msedge.exe msedge.exe PID 3640 wrote to memory of 3404 3640 msedge.exe msedge.exe PID 3640 wrote to memory of 2368 3640 msedge.exe msedge.exe PID 3640 wrote to memory of 2368 3640 msedge.exe msedge.exe PID 3640 wrote to memory of 2368 3640 msedge.exe msedge.exe PID 3640 wrote to memory of 2368 3640 msedge.exe msedge.exe PID 3640 wrote to memory of 2368 3640 msedge.exe msedge.exe PID 3640 wrote to memory of 2368 3640 msedge.exe msedge.exe PID 3640 wrote to memory of 2368 3640 msedge.exe msedge.exe PID 3640 wrote to memory of 2368 3640 msedge.exe msedge.exe PID 3640 wrote to memory of 2368 3640 msedge.exe msedge.exe PID 3640 wrote to memory of 2368 3640 msedge.exe msedge.exe PID 3640 wrote to memory of 2368 3640 msedge.exe msedge.exe PID 3640 wrote to memory of 2368 3640 msedge.exe msedge.exe PID 3640 wrote to memory of 2368 3640 msedge.exe msedge.exe PID 3640 wrote to memory of 2368 3640 msedge.exe msedge.exe PID 3640 wrote to memory of 2368 3640 msedge.exe msedge.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\8514a2eca4090f400a43c4af915eb3ef6e9c15dabe69716189e7c68c72cfa285.exe"C:\Users\Admin\AppData\Local\Temp\8514a2eca4090f400a43c4af915eb3ef6e9c15dabe69716189e7c68c72cfa285.exe"1⤵
- Sets desktop wallpaper using registry
- Modifies Control Panel
- Suspicious use of WriteProcessMemory
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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⤵
- Adds Run key to start application
- Enumerates system info in registry
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
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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=0xf8,0xfc,0x100,0xd4,0x104,0x7ff94de946f8,0x7ff94de94708,0x7ff94de947183⤵
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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=2096,12391474531130183932,13672689724884797267,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2128 /prefetch:23⤵
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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=2096,12391474531130183932,13672689724884797267,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2416 /prefetch:33⤵
- Suspicious behavior: EnumeratesProcesses
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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=2096,12391474531130183932,13672689724884797267,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2656 /prefetch:83⤵
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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=2096,12391474531130183932,13672689724884797267,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=6 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3316 /prefetch:13⤵
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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=2096,12391474531130183932,13672689724884797267,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=5 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3324 /prefetch:13⤵
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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=data_decoder.mojom.DataDecoderService --field-trial-handle=2096,12391474531130183932,13672689724884797267,131072 --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=5268 /prefetch:83⤵
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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=2096,12391474531130183932,13672689724884797267,131072 --disable-gpu-compositing --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=8 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5616 /prefetch:13⤵
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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=2096,12391474531130183932,13672689724884797267,131072 --disable-gpu-compositing --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=9 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5644 /prefetch:13⤵
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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=data_decoder.mojom.DataDecoderService --field-trial-handle=2096,12391474531130183932,13672689724884797267,131072 --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=5684 /prefetch:83⤵
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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=2096,12391474531130183932,13672689724884797267,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=6316 /prefetch:83⤵
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C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\Installer\setup.exe"C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\Installer\setup.exe" --configure-user-settings --verbose-logging --system-level --msedge --force-configure-user-settings3⤵
- Drops file in Program Files directory
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C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\Installer\setup.exe"C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\Installer\setup.exe" --type=crashpad-handler /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler --database=C:\Windows\TEMP\MsEdgeCrashpad --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=92.0.4515.131 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\Installer\setup.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=92.0.902.67 --initial-client-data=0x220,0x224,0x228,0x1c0,0x22c,0x7ff6f1e25460,0x7ff6f1e25470,0x7ff6f1e254804⤵
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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=2096,12391474531130183932,13672689724884797267,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=6316 /prefetch:83⤵
- Suspicious behavior: EnumeratesProcesses
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C:\Windows\SysWOW64\cmd.execmd.exe /C del /Q /F "C:\Users\Admin\AppData\Local\Temp\8514a2eca4090f400a43c4af915eb3ef6e9c15dabe69716189e7c68c72cfa285.exe"2⤵
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\Desktop\lukitus.htmFilesize
9KB
MD524a43279af2af83bd3a68ee85c2f18e6
SHA12719ded28a365fa7083986ac323f1d8047436dec
SHA25607a90de18026583186807c957c3ed19b36c19a343f9eed85e0c966634b629c66
SHA512e752ef6a3c46cac96fd5018f0a9fb35a126dea5795fa2519841c0e31b0f1b90ae7b471e2d58805308deff4802ba2cae2a41b36d5ad6373f6e05bfbae989ed3ea
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\??\pipe\LOCAL\crashpad_3640_COCRNXOKZBGRXJFZMD5
d41d8cd98f00b204e9800998ecf8427e
SHA1da39a3ee5e6b4b0d3255bfef95601890afd80709
SHA256e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
SHA512cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e
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memory/1816-131-0x0000000000400000-0x000000000049D000-memory.dmpFilesize
628KB
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memory/1816-132-0x0000000000400000-0x000000000049D000-memory.dmpFilesize
628KB
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memory/1816-133-0x0000000000400000-0x000000000049D000-memory.dmpFilesize
628KB
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memory/1816-130-0x0000000000400000-0x000000000049D000-memory.dmpFilesize
628KB
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memory/1816-136-0x0000000000400000-0x000000000049D000-memory.dmpFilesize
628KB
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memory/1844-158-0x0000000000000000-mapping.dmp
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memory/1960-152-0x0000000000000000-mapping.dmp
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memory/2140-156-0x0000000000000000-mapping.dmp
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memory/2264-159-0x0000000000000000-mapping.dmp
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memory/2368-143-0x0000000000000000-mapping.dmp
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memory/3116-157-0x0000000000000000-mapping.dmp
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memory/3368-147-0x0000000000000000-mapping.dmp
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memory/3404-140-0x0000000000000000-mapping.dmp
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memory/3640-134-0x0000000000000000-mapping.dmp
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memory/3808-135-0x0000000000000000-mapping.dmp
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memory/3836-137-0x0000000000000000-mapping.dmp
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memory/4044-154-0x0000000000000000-mapping.dmp
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memory/4292-150-0x0000000000000000-mapping.dmp
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memory/4476-139-0x0000000000000000-mapping.dmp
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memory/4680-145-0x0000000000000000-mapping.dmp