Analysis
- max time kernel
152s - max time network
157s - platform
windows10-2004_x64 - resource
win10v2004-20221111-en - resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system - submitted
22/11/2022, 18:48
Static task
static1
Behavioral task
behavioral1
Sample
5a178e873bea63aa2c0c4c05c2fab788cf3e18bbeeeb94cdc921b77c2c5584c5.exe
Resource
win7-20220812-en
6 signatures
150 seconds
Behavioral task
behavioral2
Sample
5a178e873bea63aa2c0c4c05c2fab788cf3e18bbeeeb94cdc921b77c2c5584c5.exe
Resource
win10v2004-20221111-en
12 signatures
150 seconds
General
- Target 5a178e873bea63aa2c0c4c05c2fab788cf3e18bbeeeb94cdc921b77c2c5584c5.exe
- Size 1.0MB
- Sample221122-xftx7sdd26
- SHA256 5a178e873bea63aa2c0c4c05c2fab788cf3e18bbeeeb94cdc921b77c2c5584c5
- MD5 27fe66f32b3bdad4fb04a0b15701f7e3
- SHA1 a1a97813c5be852a63526d81254cd4f75e5da3ae
- SHA512 2a935a04e1b2d968219e2a9e1393ca11fe1dd324693040a72ee06f0d49ce387d0b6a763476be4dde6c1015e1c9145d12bfeef6c101fe3b899f3a3de60a2d7266
- SSDEEP 24576:mt24vqVnszwQ28Qcuc+OSgLphaZ3etWrJ:sXwQ2jbD8hm3vJ
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Signatures
- Executes dropped EXE 2 IoCs
pid Process 1660 jnotg.com 240 jnotg.com - Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Control Panel\International\Geo\Nation 5a178e873bea63aa2c0c4c05c2fab788cf3e18bbeeeb94cdc921b77c2c5584c5.exe - Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run jnotg.com Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\WindowsUpdate = "C:\\Users\\Admin\\AppData\\Roaming\\uueea\\jnotg.com C:\\Users\\Admin\\AppData\\Roaming\\uueea\\egwlg.plw" jnotg.com - Drops desktop.ini file(s) 2 IoCs
description ioc Process File created C:\Windows\assembly\Desktop.ini RegSvcs.exe File opened for modification C:\Windows\assembly\Desktop.ini RegSvcs.exe - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 240 set thread context of 3952 240 jnotg.com 89 - Drops file in Windows directory 3 IoCs
description ioc Process File opened for modification C:\Windows\assembly RegSvcs.exe File created C:\Windows\assembly\Desktop.ini RegSvcs.exe File opened for modification C:\Windows\assembly\Desktop.ini RegSvcs.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 3952 RegSvcs.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3952 RegSvcs.exe - Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 3952 RegSvcs.exe - Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 4700 wrote to memory of 1660 4700 5a178e873bea63aa2c0c4c05c2fab788cf3e18bbeeeb94cdc921b77c2c5584c5.exe 83 PID 4700 wrote to memory of 1660 4700 5a178e873bea63aa2c0c4c05c2fab788cf3e18bbeeeb94cdc921b77c2c5584c5.exe 83 PID 4700 wrote to memory of 1660 4700 5a178e873bea63aa2c0c4c05c2fab788cf3e18bbeeeb94cdc921b77c2c5584c5.exe 83 PID 1660 wrote to memory of 240 1660 jnotg.com 86 PID 1660 wrote to memory of 240 1660 jnotg.com 86 PID 1660 wrote to memory of 240 1660 jnotg.com 86 PID 240 wrote to memory of 3952 240 jnotg.com 89 PID 240 wrote to memory of 3952 240 jnotg.com 89 PID 240 wrote to memory of 3952 240 jnotg.com 89 PID 240 wrote to memory of 3952 240 jnotg.com 89 PID 240 wrote to memory of 3952 240 jnotg.com 89 PID 240 wrote to memory of 3952 240 jnotg.com 89 PID 240 wrote to memory of 3952 240 jnotg.com 89 PID 240 wrote to memory of 3952 240 jnotg.com 89
Processes
-
C:\Users\Admin\AppData\Local\Temp\5a178e873bea63aa2c0c4c05c2fab788cf3e18bbeeeb94cdc921b77c2c5584c5.exe"C:\Users\Admin\AppData\Local\Temp\5a178e873bea63aa2c0c4c05c2fab788cf3e18bbeeeb94cdc921b77c2c5584c5.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4700 -
C:\Users\Admin\AppData\Roaming\uueea\jnotg.com"C:\Users\Admin\AppData\Roaming\uueea\jnotg.com" egwlg.plw2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1660 -
C:\Users\Admin\AppData\Roaming\uueea\jnotg.comC:\Users\Admin\AppData\Roaming\uueea\jnotg.com C:\Users\Admin\AppData\Roaming\uueea\TLIST3⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:240 -
C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe"4⤵
- Drops desktop.ini file(s)
- Drops file in Windows directory
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:3952
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Roaming\uueea\TLIST
- Size 118KB
- SHA256 f4277a31ceba382ca8de4d8771e9d12e67dac07c421edbb9dc38be4d843bcb63
- MD5 c346f5cd7684d742e218dc717b47c027
- SHA1 c1486531db25d3c7f86e6a0031342885bd8580b5
- SHA512 90548e009e967c0151b3330c5070352a5de2e227d61a0695044ebaddad492d2a95a05fbeddb7155b959320ffbfbb0866f091348f8e7927a5810aa8ec2344edaf
- SSDEEP 3072:u5DEjpwBPpCVF9vpr0prsW9Bw7VphxUMuy0:r7VphxUMur
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Roaming\uueea\YMQGIX
- Size 30KB
- SHA256 5921af928a8577b129ae3a1ba8a29b7f7763e9a4aa2870429c5b6ee35490c28b
- MD5 a500068edd85d9eb32b9f3f72be05243
- SHA1 80646209a2639306075d6090767fc8f33208cfbb
- SHA512 704384f8b83c837a34d4eda349e64cb68ce3c05a98c0b8615c3286002c95b7579126f68b3091d459e21fbfce6896d7ae6218e906b18636706c86f3aba5d0e018
- SSDEEP 768:gYSpDNdjDk5LCYvTS4sZCKysOI7GFbxhwgFme1g:XujDu+ATxsZCKzORbxO8u
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Roaming\uueea\egwlg.plw
- Size 127KB
- SHA256 e12b30f79ad7cf4b71d5aaf2eb5b1d2b0971a5d460f526406ce2def601c4f3df
- MD5 d598e742d1aa8ff9de5eae06207552d4
- SHA1 f623c13916ecd450cb8c090dd65226c40a5d1a8e
- SHA512 3efc8bc8a7b562c21127732d8bb6e1f3ed70f702edc2b1a99f624f13b92de054accb09014ebf8d32eb82a64c7d0a4c7ac441b951170a6da8152c64be75f59364
- SSDEEP 96:9GczP0yl5W7yltP6j7Qlfw9fHzpFMSEO/Agw:as87sxgfHdFMvSAJ
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Roaming\uueea\hllwp
- Size 277KB
- SHA256 7ef88c8ffd41bacbb7cdf540dd1e4cac7df32881cb8dfb0aaab3339bb120bf8c
- MD5 6a637d94198ddffcbc6bb0c5f7d1f9fa
- SHA1 62dc7ae5444a2a31d8ea4160851e89c327e0a8ff
- SHA512 ac1dcabf380917a24ffce1c72c74cd52514dc4aaf15b263114096740dfe16c42d3e128b4d04649b3a0b518ee8a378ab8e26050a9bebf258dd914182c6a316317
- SSDEEP 6144:kJGuAjc5k1YAlURVa5F8CeD2ZP4FIHlDu/7sc25d6:IGDGkB+Va/I2ZQFKSQckd6
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Roaming\uueea\jnotg.com
- Size 732KB
- SHA256 fb73a819b37523126c7708a1d06f3b8825fa60c926154ab2d511ba668f49dc4b
- MD5 71d8f6d5dc35517275bc38ebcc815f9f
- SHA1 cae4e8c730de5a01d30aabeb3e5cb2136090ed8d
- SHA512 4826f45000ea50d9044e3ef11e83426281fbd5f3f5a25f9786c2e487b4cf26b04f6f900ca6e70440644c9d75f700a4c908ab6f398f59c65ee1bff85dfef4ce59
- SSDEEP 12288:IBzZm7d9AZAYJVB7ii/XAvKxRJBnwvogSJ4M4G4auLzzV+XMhN5DGDt2:ycneJVBvXAvwRJdwvZ5auLl+XyN5DGR2
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Roaming\uueea\jnotg.com
- Size 732KB
- SHA256 fb73a819b37523126c7708a1d06f3b8825fa60c926154ab2d511ba668f49dc4b
- MD5 71d8f6d5dc35517275bc38ebcc815f9f
- SHA1 cae4e8c730de5a01d30aabeb3e5cb2136090ed8d
- SHA512 4826f45000ea50d9044e3ef11e83426281fbd5f3f5a25f9786c2e487b4cf26b04f6f900ca6e70440644c9d75f700a4c908ab6f398f59c65ee1bff85dfef4ce59
- SSDEEP 12288:IBzZm7d9AZAYJVB7ii/XAvKxRJBnwvogSJ4M4G4auLzzV+XMhN5DGDt2:ycneJVBvXAvwRJdwvZ5auLl+XyN5DGR2
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Roaming\uueea\jnotg.com
- Size 732KB
- SHA256 fb73a819b37523126c7708a1d06f3b8825fa60c926154ab2d511ba668f49dc4b
- MD5 71d8f6d5dc35517275bc38ebcc815f9f
- SHA1 cae4e8c730de5a01d30aabeb3e5cb2136090ed8d
- SHA512 4826f45000ea50d9044e3ef11e83426281fbd5f3f5a25f9786c2e487b4cf26b04f6f900ca6e70440644c9d75f700a4c908ab6f398f59c65ee1bff85dfef4ce59
- SSDEEP 12288:IBzZm7d9AZAYJVB7ii/XAvKxRJBnwvogSJ4M4G4auLzzV+XMhN5DGDt2:ycneJVBvXAvwRJdwvZ5auLl+XyN5DGR2
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Roaming\uueea\pfxif.wte
- Size 118KB
- SHA256 b84f15965a8afe578a1a138e6bf194fc283d76e7131a013ea5c3a996a5173af4
- MD5 f6e15c6d7f0c9520825cb0f0b792153f
- SHA1 337135a46591e4139300775cf0acee39e87d961e
- SHA512 d196fc316d2c2e9fdc4e58aa432a29cd7bbd54b03a6f71bb7dbe1832d750194caccddf441677fd975d3a5d094ed86cfcab618bbf05d0e9866ccf32b570291920
- SSDEEP 3072:K6aD7HFyyZVjxJ5Hvr14ZhCzhDwNxPKu9:g7H9jHvJ5yRT
- MD5 SHA1 SHA512 SSDEEP