Analysis
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max time kernel
138s -
max time network
166s -
platform
windows7_x64 -
resource
win7-20220414-en -
submitted
15-06-2022 16:06
Static task
static1
Behavioral task
behavioral1
Sample
28e7bb42438e1c8e0cb9057717116d5e56fbe67c9779f7946a5f0f85f26db89b.exe
Resource
win7-20220414-en
Behavioral task
behavioral2
Sample
28e7bb42438e1c8e0cb9057717116d5e56fbe67c9779f7946a5f0f85f26db89b.exe
Resource
win10v2004-20220414-en
General
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Target
28e7bb42438e1c8e0cb9057717116d5e56fbe67c9779f7946a5f0f85f26db89b.exe
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Size
1.0MB
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MD5
553d1e382f923f744c32fc9b32286e3e
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SHA1
3bdb700a98aeec454b59bd826f0fcd04cee29cdc
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SHA256
28e7bb42438e1c8e0cb9057717116d5e56fbe67c9779f7946a5f0f85f26db89b
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SHA512
3d39f2b3ddf813d1b8b654e469bfa8b8f68fb3bee6823f7e49dab1add9920e4e7fdc8ff89a0d73c730e61128bcf86b162796232bbba1bbbcd3a7675817e36ccf
Malware Config
Extracted
C:\README1.txt
http://cryptsen7fo43rr6.onion/
http://cryptsen7fo43rr6.onion.to/
http://cryptsen7fo43rr6.onion.cab/
Extracted
C:\README2.txt
http://cryptsen7fo43rr6.onion/
http://cryptsen7fo43rr6.onion.to/
http://cryptsen7fo43rr6.onion.cab/
Extracted
C:\README3.txt
http://cryptsen7fo43rr6.onion/
http://cryptsen7fo43rr6.onion.to/
http://cryptsen7fo43rr6.onion.cab/
Extracted
C:\README4.txt
http://cryptsen7fo43rr6.onion/
http://cryptsen7fo43rr6.onion.to/
http://cryptsen7fo43rr6.onion.cab/
Extracted
C:\README5.txt
http://cryptsen7fo43rr6.onion/
http://cryptsen7fo43rr6.onion.to/
http://cryptsen7fo43rr6.onion.cab/
Extracted
C:\README6.txt
http://cryptsen7fo43rr6.onion/
http://cryptsen7fo43rr6.onion.to/
http://cryptsen7fo43rr6.onion.cab/
Extracted
C:\README7.txt
http://cryptsen7fo43rr6.onion/
http://cryptsen7fo43rr6.onion.to/
http://cryptsen7fo43rr6.onion.cab/
Extracted
C:\README8.txt
http://cryptsen7fo43rr6.onion/
http://cryptsen7fo43rr6.onion.to/
http://cryptsen7fo43rr6.onion.cab/
Extracted
C:\README9.txt
http://cryptsen7fo43rr6.onion/
http://cryptsen7fo43rr6.onion.to/
http://cryptsen7fo43rr6.onion.cab/
Extracted
C:\README10.txt
http://cryptsen7fo43rr6.onion/
http://cryptsen7fo43rr6.onion.to/
http://cryptsen7fo43rr6.onion.cab/
Signatures
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Troldesh, Shade, Encoder.858
Troldesh is a ransomware spread by malspam.
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Deletes shadow copies 2 TTPs
Ransomware often targets backup files to inhibit system recovery.
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Processes:
resource yara_rule behavioral1/memory/1884-55-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral1/memory/1884-57-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral1/memory/1884-58-0x0000000000400000-0x0000000000608000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
28e7bb42438e1c8e0cb9057717116d5e56fbe67c9779f7946a5f0f85f26db89b.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ 28e7bb42438e1c8e0cb9057717116d5e56fbe67c9779f7946a5f0f85f26db89b.exe Set value (str) \REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Windows\CurrentVersion\Run\Client Server Runtime Subsystem = "\"C:\\ProgramData\\Windows\\csrss.exe\"" 28e7bb42438e1c8e0cb9057717116d5e56fbe67c9779f7946a5f0f85f26db89b.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Drops file in Program Files directory 64 IoCs
Processes:
28e7bb42438e1c8e0cb9057717116d5e56fbe67c9779f7946a5f0f85f26db89b.exedescription ioc process File opened for modification C:\Program Files\Windows Sidebar\Gadgets\Weather.Gadget\images\13.png 28e7bb42438e1c8e0cb9057717116d5e56fbe67c9779f7946a5f0f85f26db89b.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\SlideShow.Gadget\es-ES\css\settings.css 28e7bb42438e1c8e0cb9057717116d5e56fbe67c9779f7946a5f0f85f26db89b.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\RSSFeeds.Gadget\en-US\js\RSSFeeds.js 28e7bb42438e1c8e0cb9057717116d5e56fbe67c9779f7946a5f0f85f26db89b.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\PicturePuzzle.Gadget\Images\shuffle_up.png 28e7bb42438e1c8e0cb9057717116d5e56fbe67c9779f7946a5f0f85f26db89b.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\Currency.Gadget\it-IT\js\currency.js 28e7bb42438e1c8e0cb9057717116d5e56fbe67c9779f7946a5f0f85f26db89b.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\Currency.Gadget\de-DE\js\localizedStrings.js 28e7bb42438e1c8e0cb9057717116d5e56fbe67c9779f7946a5f0f85f26db89b.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\Clock.Gadget\it-IT\css\settings.css 28e7bb42438e1c8e0cb9057717116d5e56fbe67c9779f7946a5f0f85f26db89b.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\Weather.Gadget\images\44.png 28e7bb42438e1c8e0cb9057717116d5e56fbe67c9779f7946a5f0f85f26db89b.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\Calendar.Gadget\ja-JP\js\calendar.js 28e7bb42438e1c8e0cb9057717116d5e56fbe67c9779f7946a5f0f85f26db89b.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\Clock.Gadget\images\square_s.png 28e7bb42438e1c8e0cb9057717116d5e56fbe67c9779f7946a5f0f85f26db89b.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\RSSFeeds.Gadget\ja-JP\flyout.html 28e7bb42438e1c8e0cb9057717116d5e56fbe67c9779f7946a5f0f85f26db89b.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\PicturePuzzle.Gadget\Images\settings_left_rest.png 28e7bb42438e1c8e0cb9057717116d5e56fbe67c9779f7946a5f0f85f26db89b.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\MediaCenter.Gadget\fr-FR\gadget.xml 28e7bb42438e1c8e0cb9057717116d5e56fbe67c9779f7946a5f0f85f26db89b.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\Currency.Gadget\es-ES\js\currency.js 28e7bb42438e1c8e0cb9057717116d5e56fbe67c9779f7946a5f0f85f26db89b.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\Currency.Gadget\en-US\css\currency.css 28e7bb42438e1c8e0cb9057717116d5e56fbe67c9779f7946a5f0f85f26db89b.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\Currency.Gadget\de-DE\css\currency.css 28e7bb42438e1c8e0cb9057717116d5e56fbe67c9779f7946a5f0f85f26db89b.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\Weather.Gadget\images\undocked_black_moon-last-quarter_partly-cloudy.png 28e7bb42438e1c8e0cb9057717116d5e56fbe67c9779f7946a5f0f85f26db89b.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\Weather.Gadget\es-ES\js\settings.js 28e7bb42438e1c8e0cb9057717116d5e56fbe67c9779f7946a5f0f85f26db89b.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\SlideShow.Gadget\ja-JP\js\slideShow.js 28e7bb42438e1c8e0cb9057717116d5e56fbe67c9779f7946a5f0f85f26db89b.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\SlideShow.Gadget\fr-FR\slideShow.html 28e7bb42438e1c8e0cb9057717116d5e56fbe67c9779f7946a5f0f85f26db89b.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\SlideShow.Gadget\de-DE\slideShow.html 28e7bb42438e1c8e0cb9057717116d5e56fbe67c9779f7946a5f0f85f26db89b.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\PicturePuzzle.Gadget\Images\settings_left_pressed.png 28e7bb42438e1c8e0cb9057717116d5e56fbe67c9779f7946a5f0f85f26db89b.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\PicturePuzzle.Gadget\Images\settings_divider_left.png 28e7bb42438e1c8e0cb9057717116d5e56fbe67c9779f7946a5f0f85f26db89b.exe File opened for modification C:\Program Files\Windows Media Player\Network Sharing\wmpnss_bw32.jpg 28e7bb42438e1c8e0cb9057717116d5e56fbe67c9779f7946a5f0f85f26db89b.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\Weather.Gadget\images\undocked_black_moon-waxing-crescent_partly-cloudy.png 28e7bb42438e1c8e0cb9057717116d5e56fbe67c9779f7946a5f0f85f26db89b.exe File opened for modification C:\Program Files\Windows Media Player\Media Renderer\DMR_48.png 28e7bb42438e1c8e0cb9057717116d5e56fbe67c9779f7946a5f0f85f26db89b.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\RSSFeeds.Gadget\es-ES\gadget.xml 28e7bb42438e1c8e0cb9057717116d5e56fbe67c9779f7946a5f0f85f26db89b.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\Weather.Gadget\fr-FR\js\weather.js 28e7bb42438e1c8e0cb9057717116d5e56fbe67c9779f7946a5f0f85f26db89b.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\Weather.Gadget\images\14.png 28e7bb42438e1c8e0cb9057717116d5e56fbe67c9779f7946a5f0f85f26db89b.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\SlideShow.Gadget\images\reveal_hov.png 28e7bb42438e1c8e0cb9057717116d5e56fbe67c9779f7946a5f0f85f26db89b.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\SlideShow.Gadget\images\blank.png 28e7bb42438e1c8e0cb9057717116d5e56fbe67c9779f7946a5f0f85f26db89b.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\SlideShow.Gadget\de-DE\gadget.xml 28e7bb42438e1c8e0cb9057717116d5e56fbe67c9779f7946a5f0f85f26db89b.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\PicturePuzzle.Gadget\it-IT\css\picturePuzzle.css 28e7bb42438e1c8e0cb9057717116d5e56fbe67c9779f7946a5f0f85f26db89b.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\Currency.Gadget\it-IT\js\service.js 28e7bb42438e1c8e0cb9057717116d5e56fbe67c9779f7946a5f0f85f26db89b.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\Weather.Gadget\images\39.png 28e7bb42438e1c8e0cb9057717116d5e56fbe67c9779f7946a5f0f85f26db89b.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\Clock.Gadget\ja-JP\js\clock.js 28e7bb42438e1c8e0cb9057717116d5e56fbe67c9779f7946a5f0f85f26db89b.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\Clock.Gadget\de-DE\gadget.xml 28e7bb42438e1c8e0cb9057717116d5e56fbe67c9779f7946a5f0f85f26db89b.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\Calendar.Gadget\images\calendar_single_bkg.png 28e7bb42438e1c8e0cb9057717116d5e56fbe67c9779f7946a5f0f85f26db89b.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\RSSFeeds.Gadget\ja-JP\settings.html 28e7bb42438e1c8e0cb9057717116d5e56fbe67c9779f7946a5f0f85f26db89b.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\Weather.Gadget\images\undocked_black_moon-new_partly-cloudy.png 28e7bb42438e1c8e0cb9057717116d5e56fbe67c9779f7946a5f0f85f26db89b.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\Weather.Gadget\images\20.png 28e7bb42438e1c8e0cb9057717116d5e56fbe67c9779f7946a5f0f85f26db89b.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\Weather.Gadget\images\undocked_gray_thunderstorm.png 28e7bb42438e1c8e0cb9057717116d5e56fbe67c9779f7946a5f0f85f26db89b.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\Weather.Gadget\fr-FR\js\library.js 28e7bb42438e1c8e0cb9057717116d5e56fbe67c9779f7946a5f0f85f26db89b.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\SlideShow.Gadget\ja-JP\settings.html 28e7bb42438e1c8e0cb9057717116d5e56fbe67c9779f7946a5f0f85f26db89b.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\CPU.Gadget\ja-JP\js\cpu.js 28e7bb42438e1c8e0cb9057717116d5e56fbe67c9779f7946a5f0f85f26db89b.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\CPU.Gadget\de-DE\gadget.xml 28e7bb42438e1c8e0cb9057717116d5e56fbe67c9779f7946a5f0f85f26db89b.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\Weather.Gadget\ja-JP\settings.html 28e7bb42438e1c8e0cb9057717116d5e56fbe67c9779f7946a5f0f85f26db89b.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\Clock.Gadget\fr-FR\settings.html 28e7bb42438e1c8e0cb9057717116d5e56fbe67c9779f7946a5f0f85f26db89b.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\Clock.Gadget\ja-JP\js\timeZones.js 28e7bb42438e1c8e0cb9057717116d5e56fbe67c9779f7946a5f0f85f26db89b.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\Weather.Gadget\images\undocked_black_windy.png 28e7bb42438e1c8e0cb9057717116d5e56fbe67c9779f7946a5f0f85f26db89b.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\Weather.Gadget\images\greenStateIcon.png 28e7bb42438e1c8e0cb9057717116d5e56fbe67c9779f7946a5f0f85f26db89b.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\Weather.Gadget\images\docked_gray_thunderstorm.png 28e7bb42438e1c8e0cb9057717116d5e56fbe67c9779f7946a5f0f85f26db89b.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\Weather.Gadget\images\docked_black_rainy.png 28e7bb42438e1c8e0cb9057717116d5e56fbe67c9779f7946a5f0f85f26db89b.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\Weather.Gadget\images\26.png 28e7bb42438e1c8e0cb9057717116d5e56fbe67c9779f7946a5f0f85f26db89b.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\RSSFeeds.Gadget\it-IT\css\settings.css 28e7bb42438e1c8e0cb9057717116d5e56fbe67c9779f7946a5f0f85f26db89b.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\PicturePuzzle.Gadget\en-US\css\picturePuzzle.css 28e7bb42438e1c8e0cb9057717116d5e56fbe67c9779f7946a5f0f85f26db89b.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\Weather.Gadget\ja-JP\weather.html 28e7bb42438e1c8e0cb9057717116d5e56fbe67c9779f7946a5f0f85f26db89b.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\Clock.Gadget\it-IT\css\clock.css 28e7bb42438e1c8e0cb9057717116d5e56fbe67c9779f7946a5f0f85f26db89b.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\Clock.Gadget\images\system.png 28e7bb42438e1c8e0cb9057717116d5e56fbe67c9779f7946a5f0f85f26db89b.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\Clock.Gadget\en-US\css\clock.css 28e7bb42438e1c8e0cb9057717116d5e56fbe67c9779f7946a5f0f85f26db89b.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\Calendar.Gadget\images\calendar_single_bkg_orange.png 28e7bb42438e1c8e0cb9057717116d5e56fbe67c9779f7946a5f0f85f26db89b.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\CPU.Gadget\it-IT\js\cpu.js 28e7bb42438e1c8e0cb9057717116d5e56fbe67c9779f7946a5f0f85f26db89b.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\Weather.Gadget\fr-FR\gadget.xml 28e7bb42438e1c8e0cb9057717116d5e56fbe67c9779f7946a5f0f85f26db89b.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\RSSFeeds.Gadget\images\rssLogo.gif 28e7bb42438e1c8e0cb9057717116d5e56fbe67c9779f7946a5f0f85f26db89b.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Interacts with shadow copies 2 TTPs 2 IoCs
Shadow copies are often targeted by ransomware to inhibit system recovery.
Processes:
vssadmin.exevssadmin.exepid process 1648 vssadmin.exe 768 vssadmin.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
28e7bb42438e1c8e0cb9057717116d5e56fbe67c9779f7946a5f0f85f26db89b.exepid process 1884 28e7bb42438e1c8e0cb9057717116d5e56fbe67c9779f7946a5f0f85f26db89b.exe 1884 28e7bb42438e1c8e0cb9057717116d5e56fbe67c9779f7946a5f0f85f26db89b.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
vssvc.exedescription pid process Token: SeBackupPrivilege 700 vssvc.exe Token: SeRestorePrivilege 700 vssvc.exe Token: SeAuditPrivilege 700 vssvc.exe -
Suspicious use of UnmapMainImage 1 IoCs
Processes:
28e7bb42438e1c8e0cb9057717116d5e56fbe67c9779f7946a5f0f85f26db89b.exepid process 1884 28e7bb42438e1c8e0cb9057717116d5e56fbe67c9779f7946a5f0f85f26db89b.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
28e7bb42438e1c8e0cb9057717116d5e56fbe67c9779f7946a5f0f85f26db89b.exedescription pid process target process PID 1884 wrote to memory of 1648 1884 28e7bb42438e1c8e0cb9057717116d5e56fbe67c9779f7946a5f0f85f26db89b.exe vssadmin.exe PID 1884 wrote to memory of 1648 1884 28e7bb42438e1c8e0cb9057717116d5e56fbe67c9779f7946a5f0f85f26db89b.exe vssadmin.exe PID 1884 wrote to memory of 1648 1884 28e7bb42438e1c8e0cb9057717116d5e56fbe67c9779f7946a5f0f85f26db89b.exe vssadmin.exe PID 1884 wrote to memory of 1648 1884 28e7bb42438e1c8e0cb9057717116d5e56fbe67c9779f7946a5f0f85f26db89b.exe vssadmin.exe PID 1884 wrote to memory of 768 1884 28e7bb42438e1c8e0cb9057717116d5e56fbe67c9779f7946a5f0f85f26db89b.exe vssadmin.exe PID 1884 wrote to memory of 768 1884 28e7bb42438e1c8e0cb9057717116d5e56fbe67c9779f7946a5f0f85f26db89b.exe vssadmin.exe PID 1884 wrote to memory of 768 1884 28e7bb42438e1c8e0cb9057717116d5e56fbe67c9779f7946a5f0f85f26db89b.exe vssadmin.exe PID 1884 wrote to memory of 768 1884 28e7bb42438e1c8e0cb9057717116d5e56fbe67c9779f7946a5f0f85f26db89b.exe vssadmin.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\28e7bb42438e1c8e0cb9057717116d5e56fbe67c9779f7946a5f0f85f26db89b.exe"C:\Users\Admin\AppData\Local\Temp\28e7bb42438e1c8e0cb9057717116d5e56fbe67c9779f7946a5f0f85f26db89b.exe"1⤵
- Adds Run key to start application
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1884 -
C:\Windows\system32\vssadmin.exeC:\Windows\system32\vssadmin.exe List Shadows2⤵
- Interacts with shadow copies
PID:1648
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C:\Windows\system32\vssadmin.exeC:\Windows\system32\vssadmin.exe Delete Shadows /All /Quiet2⤵
- Interacts with shadow copies
PID:768
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:700