Analysis
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max time kernel
146s -
max time network
142s -
platform
windows10-2004_x64 -
resource
win10v2004-20240730-en -
resource tags
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submitted
31-07-2024 10:59
General
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Target
32b0fbaf95fefcc9b89243be8721625592fc9ed92d76a48cab263898fd3d5c08.exe
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Size
844KB
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MD5
a6f049a056e37a65280ddfe17f689b50
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SHA1
479e08954d4d58b643ada84da280bd01c71e779a
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SHA256
32b0fbaf95fefcc9b89243be8721625592fc9ed92d76a48cab263898fd3d5c08
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SHA512
f7effb9a12c0723ed336117e3399940d4fe9e3682eec18cdf19cf074dab27d2ce8b1c14d30f1e3e26b5883732f8b970477a32ca4c12fe36a8fa3bc452586511b
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SSDEEP
24576:40bAk9PkFMVNgsbj6d2dXrpcpZBWGyDs1lwBUeF:PEGNgsnHDIZB/yDseB
Malware Config
Extracted
djvu
http://asvb.top/nddddhsspen6/get.php
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extension
.ehiz
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offline_id
94ZMASYQt4QGhpOo8gEwVMGuTvtKzw670thXUlt1
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payload_url
http://asvb.top/files/penelop/updatewin1.exe
http://asvb.top/files/penelop/updatewin2.exe
http://asvb.top/files/penelop/updatewin.exe
http://asvb.top/files/penelop/3.exe
http://asvb.top/files/penelop/4.exe
http://asvb.top/files/penelop/5.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-IMhsjaUZQE 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: 0299ewgfDd
Signatures
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Detected Djvu ransomware 12 IoCs
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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.
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Executes dropped EXE 2 IoCs
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Modifies file permissions 1 TTPs 1 IoCs
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Adds Run key to start application 2 TTPs 1 IoCs
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Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
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Suspicious use of SetThreadContext 3 IoCs
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 1 IoCs
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System Location Discovery: System Language Discovery 1 TTPs 7 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
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Suspicious behavior: EnumeratesProcesses 4 IoCs
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Suspicious use of WriteProcessMemory 36 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\32b0fbaf95fefcc9b89243be8721625592fc9ed92d76a48cab263898fd3d5c08.exe"C:\Users\Admin\AppData\Local\Temp\32b0fbaf95fefcc9b89243be8721625592fc9ed92d76a48cab263898fd3d5c08.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\32b0fbaf95fefcc9b89243be8721625592fc9ed92d76a48cab263898fd3d5c08.exe"C:\Users\Admin\AppData\Local\Temp\32b0fbaf95fefcc9b89243be8721625592fc9ed92d76a48cab263898fd3d5c08.exe"2⤵
- Checks computer location settings
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\icacls.exeicacls "C:\Users\Admin\AppData\Local\239e2737-198b-4173-8069-3571a220201e" /deny *S-1-1-0:(OI)(CI)(DE,DC)3⤵
- Modifies file permissions
- System Location Discovery: System Language Discovery
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C:\Users\Admin\AppData\Local\Temp\32b0fbaf95fefcc9b89243be8721625592fc9ed92d76a48cab263898fd3d5c08.exe"C:\Users\Admin\AppData\Local\Temp\32b0fbaf95fefcc9b89243be8721625592fc9ed92d76a48cab263898fd3d5c08.exe" --Admin IsNotAutoStart IsNotTask3⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\32b0fbaf95fefcc9b89243be8721625592fc9ed92d76a48cab263898fd3d5c08.exe"C:\Users\Admin\AppData\Local\Temp\32b0fbaf95fefcc9b89243be8721625592fc9ed92d76a48cab263898fd3d5c08.exe" --Admin IsNotAutoStart IsNotTask4⤵
- System Location Discovery: System Language Discovery
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 432 -s 5765⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 432 -ip 4321⤵
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C:\Users\Admin\AppData\Local\239e2737-198b-4173-8069-3571a220201e\32b0fbaf95fefcc9b89243be8721625592fc9ed92d76a48cab263898fd3d5c08.exeC:\Users\Admin\AppData\Local\239e2737-198b-4173-8069-3571a220201e\32b0fbaf95fefcc9b89243be8721625592fc9ed92d76a48cab263898fd3d5c08.exe --Task1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\239e2737-198b-4173-8069-3571a220201e\32b0fbaf95fefcc9b89243be8721625592fc9ed92d76a48cab263898fd3d5c08.exeC:\Users\Admin\AppData\Local\239e2737-198b-4173-8069-3571a220201e\32b0fbaf95fefcc9b89243be8721625592fc9ed92d76a48cab263898fd3d5c08.exe --Task2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
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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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Filesize
174B
MD5589d5a091368f1ee1d81cd4c7fef1a04
SHA100d659497e12feaa582f9c3576303c0e921c4130
SHA2568e6f396253172593cf8e6b65adff3c73308a5663413b1b90e7d3416f43c80e40
SHA5129ba3907f03e273b3e860ea61c24973d09bb2386a18ca8af520294be888dd1a5d54884ddacace7b6967b3e3fd51de35b8f1397dbb578e48615cbf930402e2cb86
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Filesize
170B
MD5f6e8ec4ce2632100f175aa58d917fedd
SHA120f0a7017b2e8319b40c653822c1ecdd64632e3f
SHA256dfaf5e928a2a49d720a88e1cdd24b9c9d933d86e5a5ebabd3871f2b9764ea9d2
SHA512e5253a26f9b2fee43680df5e34adc73e98e49b4993d9b1c3478eed091569cec6334bb3f898b56203e806d0551462e1f04fa93e8293c7dde54ec687b6f0f90d3d
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Filesize
844KB
MD5a6f049a056e37a65280ddfe17f689b50
SHA1479e08954d4d58b643ada84da280bd01c71e779a
SHA25632b0fbaf95fefcc9b89243be8721625592fc9ed92d76a48cab263898fd3d5c08
SHA512f7effb9a12c0723ed336117e3399940d4fe9e3682eec18cdf19cf074dab27d2ce8b1c14d30f1e3e26b5883732f8b970477a32ca4c12fe36a8fa3bc452586511b
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Filesize
1.2MB
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Filesize
1.2MB
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Filesize
1.2MB
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Filesize
1.1MB
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Filesize
596KB
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Filesize
880KB
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Filesize
880KB
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Filesize
1.2MB
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Filesize
1.2MB
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Filesize
1.2MB
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Filesize
1.2MB
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Filesize
1.2MB
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Filesize
1.2MB
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Filesize
1.2MB
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Filesize
1.2MB
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Filesize
880KB
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Filesize
880KB