Analysis
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max time kernel
96s -
max time network
97s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
09-08-2024 04:12
Behavioral task
behavioral1
Sample
3be9cda8c1bc83adc04bf96d4c8376959698698dd8b09ac48c4a506d2f0ef98e.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
3be9cda8c1bc83adc04bf96d4c8376959698698dd8b09ac48c4a506d2f0ef98e.exe
Resource
win10v2004-20240802-en
General
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Target
3be9cda8c1bc83adc04bf96d4c8376959698698dd8b09ac48c4a506d2f0ef98e.exe
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Size
1.1MB
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MD5
f32df0dde450209b1a85d594220c388c
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SHA1
79f1621964fe7f663cb51e7806d9979e070cac39
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SHA256
3be9cda8c1bc83adc04bf96d4c8376959698698dd8b09ac48c4a506d2f0ef98e
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SHA512
8d37806404df35922fb54045346c23b46ca54c4538ade6078e19ee15240d587ddb6c2adfa44b5ad2aa08e141cd8290a47a65c63c027672b4555abbcb08af7787
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SSDEEP
24576:ZBUIKn/vwOXGUXAjCymYZiVtElVIBT2roqnTSSxWeT/dRPOO83WQHUq7:F0dwAYZt6C31WeTVRPOh37Uq7
Malware Config
Extracted
djvu
http://spaceris.com/test1/get.php
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extension
.bpsm
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offline_id
pu5TgkFNAS5fWQ2rCzdamsmMrE5wSlTupdTI0pt1
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payload_url
http://uaery.top/dl/build2.exe
http://spaceris.com/files/1/build3.exe
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ransomnote
ATTENTION! Don't worry, you can return all your files! All your files like pictures, databases, documents and other important are encrypted with strongest encryption and unique key. The only method of recovering files is to purchase decrypt tool and unique key for you. This software will decrypt all your encrypted files. What guarantees you have? You can send one of your encrypted file from your PC and we decrypt it for free. But we can decrypt only 1 file for free. File must not contain valuable information. You can get and look video overview decrypt tool: https://we.tl/t-rmxjMZAZBJ Price of private key and decrypt software is $980. Discount 50% available if you contact us first 72 hours, that's price for you is $490. Please note that you'll never restore your data without payment. Check your e-mail "Spam" or "Junk" folder if you don't get answer more than 6 hours. To get this software you need write on our e-mail: [email protected] Reserve e-mail address to contact us: [email protected] Your personal ID: 0626JOsie
Signatures
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Detected Djvu ransomware 1 IoCs
Processes:
resource yara_rule C:\Users\Admin\AppData\Local\2af2cb35-f941-44d3-9fce-7dec0a537f87\3be9cda8c1bc83adc04bf96d4c8376959698698dd8b09ac48c4a506d2f0ef98e.exe family_djvu -
Djvu Ransomware
Ransomware which is a variant of the STOP family.
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
3be9cda8c1bc83adc04bf96d4c8376959698698dd8b09ac48c4a506d2f0ef98e.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\Control Panel\International\Geo\Nation 3be9cda8c1bc83adc04bf96d4c8376959698698dd8b09ac48c4a506d2f0ef98e.exe -
Modifies file permissions 1 TTPs 1 IoCs
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Adds Run key to start application 2 TTPs 1 IoCs
Processes:
3be9cda8c1bc83adc04bf96d4c8376959698698dd8b09ac48c4a506d2f0ef98e.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\SysHelper = "\"C:\\Users\\Admin\\AppData\\Local\\2af2cb35-f941-44d3-9fce-7dec0a537f87\\3be9cda8c1bc83adc04bf96d4c8376959698698dd8b09ac48c4a506d2f0ef98e.exe\" --AutoStart" 3be9cda8c1bc83adc04bf96d4c8376959698698dd8b09ac48c4a506d2f0ef98e.exe -
Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 1 api.2ip.ua 2 api.2ip.ua 23 api.2ip.ua -
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 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
3be9cda8c1bc83adc04bf96d4c8376959698698dd8b09ac48c4a506d2f0ef98e.exe3be9cda8c1bc83adc04bf96d4c8376959698698dd8b09ac48c4a506d2f0ef98e.exeicacls.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 3be9cda8c1bc83adc04bf96d4c8376959698698dd8b09ac48c4a506d2f0ef98e.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 3be9cda8c1bc83adc04bf96d4c8376959698698dd8b09ac48c4a506d2f0ef98e.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language icacls.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
3be9cda8c1bc83adc04bf96d4c8376959698698dd8b09ac48c4a506d2f0ef98e.exe3be9cda8c1bc83adc04bf96d4c8376959698698dd8b09ac48c4a506d2f0ef98e.exepid process 2552 3be9cda8c1bc83adc04bf96d4c8376959698698dd8b09ac48c4a506d2f0ef98e.exe 2552 3be9cda8c1bc83adc04bf96d4c8376959698698dd8b09ac48c4a506d2f0ef98e.exe 2096 3be9cda8c1bc83adc04bf96d4c8376959698698dd8b09ac48c4a506d2f0ef98e.exe 2096 3be9cda8c1bc83adc04bf96d4c8376959698698dd8b09ac48c4a506d2f0ef98e.exe -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
3be9cda8c1bc83adc04bf96d4c8376959698698dd8b09ac48c4a506d2f0ef98e.exedescription pid process target process PID 2552 wrote to memory of 4000 2552 3be9cda8c1bc83adc04bf96d4c8376959698698dd8b09ac48c4a506d2f0ef98e.exe icacls.exe PID 2552 wrote to memory of 4000 2552 3be9cda8c1bc83adc04bf96d4c8376959698698dd8b09ac48c4a506d2f0ef98e.exe icacls.exe PID 2552 wrote to memory of 4000 2552 3be9cda8c1bc83adc04bf96d4c8376959698698dd8b09ac48c4a506d2f0ef98e.exe icacls.exe PID 2552 wrote to memory of 2096 2552 3be9cda8c1bc83adc04bf96d4c8376959698698dd8b09ac48c4a506d2f0ef98e.exe 3be9cda8c1bc83adc04bf96d4c8376959698698dd8b09ac48c4a506d2f0ef98e.exe PID 2552 wrote to memory of 2096 2552 3be9cda8c1bc83adc04bf96d4c8376959698698dd8b09ac48c4a506d2f0ef98e.exe 3be9cda8c1bc83adc04bf96d4c8376959698698dd8b09ac48c4a506d2f0ef98e.exe PID 2552 wrote to memory of 2096 2552 3be9cda8c1bc83adc04bf96d4c8376959698698dd8b09ac48c4a506d2f0ef98e.exe 3be9cda8c1bc83adc04bf96d4c8376959698698dd8b09ac48c4a506d2f0ef98e.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\3be9cda8c1bc83adc04bf96d4c8376959698698dd8b09ac48c4a506d2f0ef98e.exe"C:\Users\Admin\AppData\Local\Temp\3be9cda8c1bc83adc04bf96d4c8376959698698dd8b09ac48c4a506d2f0ef98e.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2552 -
C:\Windows\SysWOW64\icacls.exeicacls "C:\Users\Admin\AppData\Local\2af2cb35-f941-44d3-9fce-7dec0a537f87" /deny *S-1-1-0:(OI)(CI)(DE,DC)2⤵
- Modifies file permissions
- System Location Discovery: System Language Discovery
PID:4000 -
C:\Users\Admin\AppData\Local\Temp\3be9cda8c1bc83adc04bf96d4c8376959698698dd8b09ac48c4a506d2f0ef98e.exe"C:\Users\Admin\AppData\Local\Temp\3be9cda8c1bc83adc04bf96d4c8376959698698dd8b09ac48c4a506d2f0ef98e.exe" --Admin IsNotAutoStart IsNotTask2⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:2096
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1KB
MD57fb5fa1534dcf77f2125b2403b30a0ee
SHA1365d96812a69ac0a4611ea4b70a3f306576cc3ea
SHA25633a39e9ec2133230533a686ec43760026e014a3828c703707acbc150fe40fd6f
SHA512a9279fd60505a1bfeef6fb07834cad0fd5be02fd405573fc1a5f59b991e9f88f5e81c32fe910f69bdc6585e71f02559895149eaf49c25b8ff955459fd60c0d2e
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Filesize
436B
MD5971c514f84bba0785f80aa1c23edfd79
SHA1732acea710a87530c6b08ecdf32a110d254a54c8
SHA256f157ed17fcaf8837fa82f8b69973848c9b10a02636848f995698212a08f31895
SHA51243dc1425d80e170c645a3e3bb56da8c3acd31bd637329e9e37094ac346ac85434df4edcdbefc05ae00aea33a80a88e2af695997a495611217fe6706075a63c58
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\8B2B9A00839EED1DFDCCC3BFC2F5DF12
Filesize174B
MD563b4772a858d085d1bd183584f950895
SHA1ffcef00b95997e24d7f8e6d4f6c1ac5ac8cb7000
SHA2568c8ba8e55eb276de2b6e885c582a0298f6d84d7593a35bcbc66f48c3ccd3a380
SHA512afcff700d7427a7ac54e6d91ea76a5f59855c333e194b9a4bcd2e347987b9219cf1ce8c40dcaee19c4aae8484b233c23355e49a4e9e2e526b4dbd31b08cd0bb8
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\B46811C17859FFB409CF0E904A4AA8F8
Filesize170B
MD59612608378042b2600830bf98c41240c
SHA156c8b6bb492ec456076b0d191e38573f3239db19
SHA25683f62a96829e14e3e8402bb7178e1d1510aa637c8578090b2fea7e677dc43fe4
SHA5121393be9402baab0ca4f8e2df3603605123ee9a1f57364615c96302c9165ed7b602c5a53c0a9fe8d6200d33c878b19106184581bf092404aa9145100367583b2c
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C:\Users\Admin\AppData\Local\2af2cb35-f941-44d3-9fce-7dec0a537f87\3be9cda8c1bc83adc04bf96d4c8376959698698dd8b09ac48c4a506d2f0ef98e.exe
Filesize1.1MB
MD5f32df0dde450209b1a85d594220c388c
SHA179f1621964fe7f663cb51e7806d9979e070cac39
SHA2563be9cda8c1bc83adc04bf96d4c8376959698698dd8b09ac48c4a506d2f0ef98e
SHA5128d37806404df35922fb54045346c23b46ca54c4538ade6078e19ee15240d587ddb6c2adfa44b5ad2aa08e141cd8290a47a65c63c027672b4555abbcb08af7787