Analysis
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max time kernel
144s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
17-02-2024 09:19
Static task
static1
Behavioral task
behavioral1
Sample
openme.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
openme.exe
Resource
win10v2004-20231215-en
General
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Target
openme.exe
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Size
372KB
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MD5
e3b3e285390c0e2f7d04bd040bec790d
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SHA1
dbee71535e9f1fb23b3f01e25989d22d51237e68
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SHA256
21a0201874af80436dc0a36e5cbaf7da9b75217b3e39b712f3850729cf47deb6
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SHA512
6156a6b0ff4f41c823cba68a4596676e357ceb5b8c0848c2828a72321dbc2a731d9ae8f1a417fe27aef7de0080001ad3f77b3809b64a93c610ae99f95b35f5be
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SSDEEP
6144:C9dswuuW1sVyO6x5x6bQ5PJIgNdsalkFrgikCxEwdrDY2AotYSNlx4:CtuuiswO696bQXIqSa2FjJG0Y2AotYW4
Malware Config
Signatures
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Locky
Ransomware strain released in 2016, with advanced features like anti-analysis.
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Locky (Osiris variant)
Variant of the Locky ransomware seen in the wild since early 2017.
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Enumerates connected drives 3 TTPs 1 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
Processes:
openme.exedescription ioc process File opened (read-only) \??\F: openme.exe -
Sets desktop wallpaper using registry 2 TTPs 1 IoCs
Processes:
openme.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\DesktopOSIRIS.bmp" openme.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
Processes:
msedge.exedescription 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 -
Modifies Control Panel 2 IoCs
Processes:
openme.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\Control Panel\Desktop\WallpaperStyle = "0" openme.exe Set value (str) \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\Control Panel\Desktop\TileWallpaper = "0" openme.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
Processes:
msedge.exemsedge.exeidentity_helper.exepid process 456 msedge.exe 456 msedge.exe 4524 msedge.exe 4524 msedge.exe 1320 identity_helper.exe 1320 identity_helper.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
openme.exepid process 1784 openme.exe -
Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 6 IoCs
Processes:
msedge.exepid process 4524 msedge.exe 4524 msedge.exe 4524 msedge.exe 4524 msedge.exe 4524 msedge.exe 4524 msedge.exe -
Suspicious use of FindShellTrayWindow 25 IoCs
Processes:
msedge.exepid process 4524 msedge.exe 4524 msedge.exe 4524 msedge.exe 4524 msedge.exe 4524 msedge.exe 4524 msedge.exe 4524 msedge.exe 4524 msedge.exe 4524 msedge.exe 4524 msedge.exe 4524 msedge.exe 4524 msedge.exe 4524 msedge.exe 4524 msedge.exe 4524 msedge.exe 4524 msedge.exe 4524 msedge.exe 4524 msedge.exe 4524 msedge.exe 4524 msedge.exe 4524 msedge.exe 4524 msedge.exe 4524 msedge.exe 4524 msedge.exe 4524 msedge.exe -
Suspicious use of SendNotifyMessage 24 IoCs
Processes:
msedge.exepid process 4524 msedge.exe 4524 msedge.exe 4524 msedge.exe 4524 msedge.exe 4524 msedge.exe 4524 msedge.exe 4524 msedge.exe 4524 msedge.exe 4524 msedge.exe 4524 msedge.exe 4524 msedge.exe 4524 msedge.exe 4524 msedge.exe 4524 msedge.exe 4524 msedge.exe 4524 msedge.exe 4524 msedge.exe 4524 msedge.exe 4524 msedge.exe 4524 msedge.exe 4524 msedge.exe 4524 msedge.exe 4524 msedge.exe 4524 msedge.exe -
Suspicious use of WriteProcessMemory 64 IoCs
Processes:
openme.exemsedge.exedescription pid process target process PID 1784 wrote to memory of 4524 1784 openme.exe msedge.exe PID 1784 wrote to memory of 4524 1784 openme.exe msedge.exe PID 4524 wrote to memory of 1500 4524 msedge.exe msedge.exe PID 4524 wrote to memory of 1500 4524 msedge.exe msedge.exe PID 1784 wrote to memory of 4536 1784 openme.exe cmd.exe PID 1784 wrote to memory of 4536 1784 openme.exe cmd.exe PID 1784 wrote to memory of 4536 1784 openme.exe cmd.exe PID 4524 wrote to memory of 924 4524 msedge.exe msedge.exe PID 4524 wrote to memory of 924 4524 msedge.exe msedge.exe PID 4524 wrote to memory of 924 4524 msedge.exe msedge.exe PID 4524 wrote to memory of 924 4524 msedge.exe msedge.exe PID 4524 wrote to memory of 924 4524 msedge.exe msedge.exe PID 4524 wrote to memory of 924 4524 msedge.exe msedge.exe PID 4524 wrote to memory of 924 4524 msedge.exe msedge.exe PID 4524 wrote to memory of 924 4524 msedge.exe msedge.exe PID 4524 wrote to memory of 924 4524 msedge.exe msedge.exe PID 4524 wrote to memory of 924 4524 msedge.exe msedge.exe PID 4524 wrote to memory of 924 4524 msedge.exe msedge.exe PID 4524 wrote to memory of 924 4524 msedge.exe msedge.exe PID 4524 wrote to memory of 924 4524 msedge.exe msedge.exe PID 4524 wrote to memory of 924 4524 msedge.exe msedge.exe PID 4524 wrote to memory of 924 4524 msedge.exe msedge.exe PID 4524 wrote to memory of 924 4524 msedge.exe msedge.exe PID 4524 wrote to memory of 924 4524 msedge.exe msedge.exe PID 4524 wrote to memory of 924 4524 msedge.exe msedge.exe PID 4524 wrote to memory of 924 4524 msedge.exe msedge.exe PID 4524 wrote to memory of 924 4524 msedge.exe msedge.exe PID 4524 wrote to memory of 924 4524 msedge.exe msedge.exe PID 4524 wrote to memory of 924 4524 msedge.exe msedge.exe PID 4524 wrote to memory of 924 4524 msedge.exe msedge.exe PID 4524 wrote to memory of 924 4524 msedge.exe msedge.exe PID 4524 wrote to memory of 924 4524 msedge.exe msedge.exe PID 4524 wrote to memory of 924 4524 msedge.exe msedge.exe PID 4524 wrote to memory of 924 4524 msedge.exe msedge.exe PID 4524 wrote to memory of 924 4524 msedge.exe msedge.exe PID 4524 wrote to memory of 924 4524 msedge.exe msedge.exe PID 4524 wrote to memory of 924 4524 msedge.exe msedge.exe PID 4524 wrote to memory of 924 4524 msedge.exe msedge.exe PID 4524 wrote to memory of 924 4524 msedge.exe msedge.exe PID 4524 wrote to memory of 924 4524 msedge.exe msedge.exe PID 4524 wrote to memory of 924 4524 msedge.exe msedge.exe PID 4524 wrote to memory of 924 4524 msedge.exe msedge.exe PID 4524 wrote to memory of 924 4524 msedge.exe msedge.exe PID 4524 wrote to memory of 924 4524 msedge.exe msedge.exe PID 4524 wrote to memory of 924 4524 msedge.exe msedge.exe PID 4524 wrote to memory of 924 4524 msedge.exe msedge.exe PID 4524 wrote to memory of 924 4524 msedge.exe msedge.exe PID 4524 wrote to memory of 456 4524 msedge.exe msedge.exe PID 4524 wrote to memory of 456 4524 msedge.exe msedge.exe PID 4524 wrote to memory of 4484 4524 msedge.exe msedge.exe PID 4524 wrote to memory of 4484 4524 msedge.exe msedge.exe PID 4524 wrote to memory of 4484 4524 msedge.exe msedge.exe PID 4524 wrote to memory of 4484 4524 msedge.exe msedge.exe PID 4524 wrote to memory of 4484 4524 msedge.exe msedge.exe PID 4524 wrote to memory of 4484 4524 msedge.exe msedge.exe PID 4524 wrote to memory of 4484 4524 msedge.exe msedge.exe PID 4524 wrote to memory of 4484 4524 msedge.exe msedge.exe PID 4524 wrote to memory of 4484 4524 msedge.exe msedge.exe PID 4524 wrote to memory of 4484 4524 msedge.exe msedge.exe PID 4524 wrote to memory of 4484 4524 msedge.exe msedge.exe PID 4524 wrote to memory of 4484 4524 msedge.exe msedge.exe PID 4524 wrote to memory of 4484 4524 msedge.exe msedge.exe PID 4524 wrote to memory of 4484 4524 msedge.exe msedge.exe PID 4524 wrote to memory of 4484 4524 msedge.exe msedge.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\openme.exe"C:\Users\Admin\AppData\Local\Temp\openme.exe"1⤵
- Enumerates connected drives
- Sets desktop wallpaper using registry
- Modifies Control Panel
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
PID:1784 -
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument C:\Users\Admin\DesktopOSIRIS.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:4524 -
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,0x100,0x104,0xd8,0x108,0x7ffbbddc46f8,0x7ffbbddc4708,0x7ffbbddc47183⤵PID:1500
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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=2020,14582734462501122378,7921739601700931412,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2164 /prefetch:33⤵
- Suspicious behavior: EnumeratesProcesses
PID:456 -
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2020,14582734462501122378,7921739601700931412,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2036 /prefetch:23⤵PID:924
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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=2020,14582734462501122378,7921739601700931412,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2924 /prefetch:83⤵PID:4484
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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=2020,14582734462501122378,7921739601700931412,131072 --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=3308 /prefetch:13⤵PID:2016
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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=2020,14582734462501122378,7921739601700931412,131072 --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=3284 /prefetch:13⤵PID:3920
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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=2020,14582734462501122378,7921739601700931412,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5236 /prefetch:83⤵PID:1156
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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=2020,14582734462501122378,7921739601700931412,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5236 /prefetch:83⤵
- Suspicious behavior: EnumeratesProcesses
PID:1320 -
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2020,14582734462501122378,7921739601700931412,131072 --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=4564 /prefetch:13⤵PID:1336
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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=2020,14582734462501122378,7921739601700931412,131072 --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=5232 /prefetch:13⤵PID:3344
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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=2020,14582734462501122378,7921739601700931412,131072 --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=4752 /prefetch:13⤵PID:2656
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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=2020,14582734462501122378,7921739601700931412,131072 --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=5688 /prefetch:13⤵PID:3196
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C:\Windows\SysWOW64\cmd.execmd.exe /C del /Q /F "C:\Users\Admin\AppData\Local\Temp\openme.exe"2⤵PID:4536
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:3000
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:4312
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
152B
MD57a5862a0ca86c0a4e8e0b30261858e1f
SHA1ee490d28e155806d255e0f17be72509be750bf97
SHA25692b4c004a9ec97ccf7a19955926982bac099f3b438cd46063bb9bf5ac7814a4b
SHA5120089df12ed908b4925ba838e07128987afe1c9235097b62855122a03ca6d34d7c75fe4c30e68581c946b77252e7edf1dd66481e20c0a9cccd37e0a4fe4f0a6fe
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Filesize
111B
MD5285252a2f6327d41eab203dc2f402c67
SHA1acedb7ba5fbc3ce914a8bf386a6f72ca7baa33c6
SHA2565dfc321417fc31359f23320ea68014ebfd793c5bbed55f77dab4180bbd4a2026
SHA51211ce7cb484fee66894e63c31db0d6b7ef66ad0327d4e7e2eb85f3bcc2e836a3a522c68d681e84542e471e54f765e091efe1ee4065641b0299b15613eb32dcc0d
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Filesize
5KB
MD5654fb47c0313fd2e64a5ee71bf791d23
SHA1cae0a5e39a8d4f8acf1eb069e9effa4da30489f8
SHA256a1d42242b7ca8295ad2a3f89363aa04136a97baaa2894a7ab81163c46ac54222
SHA512a7cb69f6b2b4a4bb00c0058c1a70520810052c6d82ec013d75756a20ee889827ab9ae1e79e5d60664333bd9b71fa9fdf3e4d5e90c285a815b096021e47f785f6
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Filesize
5KB
MD524b0927b8f963e6d69f23df5f5dd2ce1
SHA11c49ff15355ca941d63fb678ba30238ac5362f47
SHA256e3a99c602b13a825f3396e3d5b780003dde142ae44e32f667e532ac3f9d01291
SHA5128af9687e30a51fb8d9cb9a2ee0339e8de8307e07e936e108bf9e2bc0a5e3fbb53df53255e9a985ce2c4e1fe696a13f8b59905f66c2fa1b86e63c6b647cf98746
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Filesize
24KB
MD552826cef6409f67b78148b75e442b5ea
SHA1a675db110aae767f5910511751cc3992cddcc393
SHA25698fc43994599573e7181c849e5865f23b4f05f85c1115dff53c58764d80373fb
SHA512f18df18cab6b5ecd71b79c81a2a1fdac42cc9960f62f06ac25f4d6487792705f2766ee3a10239eaac940d090186e6bc820e4eb7a5ee138f6e5c1c64f951b960c
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Filesize
16B
MD56752a1d65b201c13b62ea44016eb221f
SHA158ecf154d01a62233ed7fb494ace3c3d4ffce08b
SHA2560861415cada612ea5834d56e2cf1055d3e63979b69eb71d32ae9ae394d8306cd
SHA5129cfd838d3fb570b44fc3461623ab2296123404c6c8f576b0de0aabd9a6020840d4c9125eb679ed384170dbcaac2fa30dc7fa9ee5b77d6df7c344a0aa030e0389
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Filesize
10KB
MD5ed6bd0a6ab731955394d790ba5d69420
SHA139c6e1decd9988dd9fc28bb731b2447024b4ddfe
SHA256556f71a566718a7befec859eeea355fcfbd7b877e10e17b3d8236630cf1d825c
SHA512242f49c271b71990da839c7ea5f51950e825cf75d061e3905a9841cf99aa4cb98e8654fcbf669209b243d3f74f7e8e8f51aa5087b8a479e9d70674f22b5c5846
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Filesize
8KB
MD5573daac303d6e374f2a099d6130450aa
SHA1998225f59612c30564e5d7216eace244c0cc6f9d
SHA25650f720ed120b7fdc1e65ad01d201105abbd9474efe776b8444423653138aa2bf
SHA512f6213a4ce064fd4092d7cb8b561c73d2ca7a6eb68b5b0b9cb1d3ce8e7e4998bd73b666946d88fef8f0c7c0f1f5aafd033f7be30e1ba4375424d86bd32d4fc7ec
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MD5
d41d8cd98f00b204e9800998ecf8427e
SHA1da39a3ee5e6b4b0d3255bfef95601890afd80709
SHA256e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
SHA512cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e