Windows 7 deprecation
Windows 7 will be removed from tria.ge on 2025-03-31
Analysis
-
max time kernel
98s -
max time network
150s -
platform
windows10-1703_x64 -
resource
win10-20220812-en -
resource tags
arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system -
submitted
07/10/2022, 17:40
Static task
static1
Behavioral task
behavioral1
Sample
d6a804ff78a12b25128cc7416ba9fc4c56ed47a88261ab277fb34d43d1fe7c9d.exe
Resource
win10-20220812-en
General
-
Target
d6a804ff78a12b25128cc7416ba9fc4c56ed47a88261ab277fb34d43d1fe7c9d.exe
-
Size
786KB
-
MD5
bdace88d62f56b1725c1796c6e472df9
-
SHA1
386d4019babcf784bda753a5a79236973fc19a9b
-
SHA256
d6a804ff78a12b25128cc7416ba9fc4c56ed47a88261ab277fb34d43d1fe7c9d
-
SHA512
1fd9608fe1eb4abe42a80f0ec972e968676fddb79641250ca5197069e476ff0014b9247f4cef42ac05abaf842848130fec7ab9de61d8586889f9f7a2338ad943
-
SSDEEP
12288:0T4ZihTv5t7JkIdMsm2vtqtFU8ohgNXGbtMUwKLvuhpQdJi/Ds3Bunnou:05J5Lk533tFU8vXhUXvuhqXi/Ds3K
Malware Config
Extracted
djvu
http://winnlinne.com/lancer/get.php
-
extension
.towz
-
offline_id
SSHsHMHGmSIhrz50VnIxLJJX15osxEQY6iXedXt1
-
payload_url
http://rgyui.top/dl/build2.exe
http://winnlinne.com/files/1/build3.exe
-
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-Kbx8mJatqN 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: 0577Jhyjd
Extracted
vidar
54.9
517
https://t.me/larsenup
https://ioc.exchange/@zebra54
-
profile_id
517
Signatures
-
Detected Djvu ransomware 9 IoCs
resource yara_rule behavioral1/memory/4236-148-0x00000000022D0000-0x00000000023EB000-memory.dmp family_djvu behavioral1/memory/5092-150-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral1/memory/5092-151-0x0000000000424141-mapping.dmp family_djvu behavioral1/memory/5092-157-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral1/memory/5092-196-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral1/memory/5092-236-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral1/memory/4448-263-0x0000000000424141-mapping.dmp family_djvu behavioral1/memory/4448-318-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral1/memory/4448-544-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu -
Djvu Ransomware
Ransomware which is a variant of the STOP family.
-
Downloads MZ/PE file
-
Executes dropped EXE 4 IoCs
pid Process 4756 build2.exe 60 build3.exe 2392 build2.exe 4508 mstsca.exe -
Loads dropped DLL 2 IoCs
pid Process 2392 build2.exe 2392 build2.exe -
Modifies file permissions 1 TTPs 1 IoCs
pid Process 1228 icacls.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
-
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
-
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1099808672-3828198950-1535142148-1000\Software\Microsoft\Windows\CurrentVersion\Run\SysHelper = "\"C:\\Users\\Admin\\AppData\\Local\\4c99845d-4521-4dd6-b694-4c3279cf83e9\\d6a804ff78a12b25128cc7416ba9fc4c56ed47a88261ab277fb34d43d1fe7c9d.exe\" --AutoStart" d6a804ff78a12b25128cc7416ba9fc4c56ed47a88261ab277fb34d43d1fe7c9d.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
-
Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 1 api.2ip.ua 4 api.2ip.ua 5 api.2ip.ua -
Suspicious use of SetThreadContext 3 IoCs
description pid Process procid_target PID 4236 set thread context of 5092 4236 d6a804ff78a12b25128cc7416ba9fc4c56ed47a88261ab277fb34d43d1fe7c9d.exe 66 PID 3984 set thread context of 4448 3984 d6a804ff78a12b25128cc7416ba9fc4c56ed47a88261ab277fb34d43d1fe7c9d.exe 70 PID 4756 set thread context of 2392 4756 build2.exe 73 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
-
Program crash 1 IoCs
pid pid_target Process procid_target 2120 2392 WerFault.exe 73 -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 build2.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString build2.exe -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 816 schtasks.exe 1096 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 5092 d6a804ff78a12b25128cc7416ba9fc4c56ed47a88261ab277fb34d43d1fe7c9d.exe 5092 d6a804ff78a12b25128cc7416ba9fc4c56ed47a88261ab277fb34d43d1fe7c9d.exe 4448 d6a804ff78a12b25128cc7416ba9fc4c56ed47a88261ab277fb34d43d1fe7c9d.exe 4448 d6a804ff78a12b25128cc7416ba9fc4c56ed47a88261ab277fb34d43d1fe7c9d.exe 2392 build2.exe 2392 build2.exe -
Suspicious use of WriteProcessMemory 47 IoCs
description pid Process procid_target PID 4236 wrote to memory of 5092 4236 d6a804ff78a12b25128cc7416ba9fc4c56ed47a88261ab277fb34d43d1fe7c9d.exe 66 PID 4236 wrote to memory of 5092 4236 d6a804ff78a12b25128cc7416ba9fc4c56ed47a88261ab277fb34d43d1fe7c9d.exe 66 PID 4236 wrote to memory of 5092 4236 d6a804ff78a12b25128cc7416ba9fc4c56ed47a88261ab277fb34d43d1fe7c9d.exe 66 PID 4236 wrote to memory of 5092 4236 d6a804ff78a12b25128cc7416ba9fc4c56ed47a88261ab277fb34d43d1fe7c9d.exe 66 PID 4236 wrote to memory of 5092 4236 d6a804ff78a12b25128cc7416ba9fc4c56ed47a88261ab277fb34d43d1fe7c9d.exe 66 PID 4236 wrote to memory of 5092 4236 d6a804ff78a12b25128cc7416ba9fc4c56ed47a88261ab277fb34d43d1fe7c9d.exe 66 PID 4236 wrote to memory of 5092 4236 d6a804ff78a12b25128cc7416ba9fc4c56ed47a88261ab277fb34d43d1fe7c9d.exe 66 PID 4236 wrote to memory of 5092 4236 d6a804ff78a12b25128cc7416ba9fc4c56ed47a88261ab277fb34d43d1fe7c9d.exe 66 PID 4236 wrote to memory of 5092 4236 d6a804ff78a12b25128cc7416ba9fc4c56ed47a88261ab277fb34d43d1fe7c9d.exe 66 PID 4236 wrote to memory of 5092 4236 d6a804ff78a12b25128cc7416ba9fc4c56ed47a88261ab277fb34d43d1fe7c9d.exe 66 PID 5092 wrote to memory of 1228 5092 d6a804ff78a12b25128cc7416ba9fc4c56ed47a88261ab277fb34d43d1fe7c9d.exe 67 PID 5092 wrote to memory of 1228 5092 d6a804ff78a12b25128cc7416ba9fc4c56ed47a88261ab277fb34d43d1fe7c9d.exe 67 PID 5092 wrote to memory of 1228 5092 d6a804ff78a12b25128cc7416ba9fc4c56ed47a88261ab277fb34d43d1fe7c9d.exe 67 PID 5092 wrote to memory of 3984 5092 d6a804ff78a12b25128cc7416ba9fc4c56ed47a88261ab277fb34d43d1fe7c9d.exe 68 PID 5092 wrote to memory of 3984 5092 d6a804ff78a12b25128cc7416ba9fc4c56ed47a88261ab277fb34d43d1fe7c9d.exe 68 PID 5092 wrote to memory of 3984 5092 d6a804ff78a12b25128cc7416ba9fc4c56ed47a88261ab277fb34d43d1fe7c9d.exe 68 PID 3984 wrote to memory of 4448 3984 d6a804ff78a12b25128cc7416ba9fc4c56ed47a88261ab277fb34d43d1fe7c9d.exe 70 PID 3984 wrote to memory of 4448 3984 d6a804ff78a12b25128cc7416ba9fc4c56ed47a88261ab277fb34d43d1fe7c9d.exe 70 PID 3984 wrote to memory of 4448 3984 d6a804ff78a12b25128cc7416ba9fc4c56ed47a88261ab277fb34d43d1fe7c9d.exe 70 PID 3984 wrote to memory of 4448 3984 d6a804ff78a12b25128cc7416ba9fc4c56ed47a88261ab277fb34d43d1fe7c9d.exe 70 PID 3984 wrote to memory of 4448 3984 d6a804ff78a12b25128cc7416ba9fc4c56ed47a88261ab277fb34d43d1fe7c9d.exe 70 PID 3984 wrote to memory of 4448 3984 d6a804ff78a12b25128cc7416ba9fc4c56ed47a88261ab277fb34d43d1fe7c9d.exe 70 PID 3984 wrote to memory of 4448 3984 d6a804ff78a12b25128cc7416ba9fc4c56ed47a88261ab277fb34d43d1fe7c9d.exe 70 PID 3984 wrote to memory of 4448 3984 d6a804ff78a12b25128cc7416ba9fc4c56ed47a88261ab277fb34d43d1fe7c9d.exe 70 PID 3984 wrote to memory of 4448 3984 d6a804ff78a12b25128cc7416ba9fc4c56ed47a88261ab277fb34d43d1fe7c9d.exe 70 PID 3984 wrote to memory of 4448 3984 d6a804ff78a12b25128cc7416ba9fc4c56ed47a88261ab277fb34d43d1fe7c9d.exe 70 PID 4448 wrote to memory of 4756 4448 d6a804ff78a12b25128cc7416ba9fc4c56ed47a88261ab277fb34d43d1fe7c9d.exe 71 PID 4448 wrote to memory of 4756 4448 d6a804ff78a12b25128cc7416ba9fc4c56ed47a88261ab277fb34d43d1fe7c9d.exe 71 PID 4448 wrote to memory of 4756 4448 d6a804ff78a12b25128cc7416ba9fc4c56ed47a88261ab277fb34d43d1fe7c9d.exe 71 PID 4448 wrote to memory of 60 4448 d6a804ff78a12b25128cc7416ba9fc4c56ed47a88261ab277fb34d43d1fe7c9d.exe 72 PID 4448 wrote to memory of 60 4448 d6a804ff78a12b25128cc7416ba9fc4c56ed47a88261ab277fb34d43d1fe7c9d.exe 72 PID 4448 wrote to memory of 60 4448 d6a804ff78a12b25128cc7416ba9fc4c56ed47a88261ab277fb34d43d1fe7c9d.exe 72 PID 4756 wrote to memory of 2392 4756 build2.exe 73 PID 4756 wrote to memory of 2392 4756 build2.exe 73 PID 4756 wrote to memory of 2392 4756 build2.exe 73 PID 4756 wrote to memory of 2392 4756 build2.exe 73 PID 4756 wrote to memory of 2392 4756 build2.exe 73 PID 4756 wrote to memory of 2392 4756 build2.exe 73 PID 4756 wrote to memory of 2392 4756 build2.exe 73 PID 4756 wrote to memory of 2392 4756 build2.exe 73 PID 4756 wrote to memory of 2392 4756 build2.exe 73 PID 60 wrote to memory of 816 60 build3.exe 74 PID 60 wrote to memory of 816 60 build3.exe 74 PID 60 wrote to memory of 816 60 build3.exe 74 PID 4508 wrote to memory of 1096 4508 mstsca.exe 77 PID 4508 wrote to memory of 1096 4508 mstsca.exe 77 PID 4508 wrote to memory of 1096 4508 mstsca.exe 77
Processes
-
C:\Users\Admin\AppData\Local\Temp\d6a804ff78a12b25128cc7416ba9fc4c56ed47a88261ab277fb34d43d1fe7c9d.exe"C:\Users\Admin\AppData\Local\Temp\d6a804ff78a12b25128cc7416ba9fc4c56ed47a88261ab277fb34d43d1fe7c9d.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4236 -
C:\Users\Admin\AppData\Local\Temp\d6a804ff78a12b25128cc7416ba9fc4c56ed47a88261ab277fb34d43d1fe7c9d.exe"C:\Users\Admin\AppData\Local\Temp\d6a804ff78a12b25128cc7416ba9fc4c56ed47a88261ab277fb34d43d1fe7c9d.exe"2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:5092 -
C:\Windows\SysWOW64\icacls.exeicacls "C:\Users\Admin\AppData\Local\4c99845d-4521-4dd6-b694-4c3279cf83e9" /deny *S-1-1-0:(OI)(CI)(DE,DC)3⤵
- Modifies file permissions
PID:1228
-
-
C:\Users\Admin\AppData\Local\Temp\d6a804ff78a12b25128cc7416ba9fc4c56ed47a88261ab277fb34d43d1fe7c9d.exe"C:\Users\Admin\AppData\Local\Temp\d6a804ff78a12b25128cc7416ba9fc4c56ed47a88261ab277fb34d43d1fe7c9d.exe" --Admin IsNotAutoStart IsNotTask3⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3984 -
C:\Users\Admin\AppData\Local\Temp\d6a804ff78a12b25128cc7416ba9fc4c56ed47a88261ab277fb34d43d1fe7c9d.exe"C:\Users\Admin\AppData\Local\Temp\d6a804ff78a12b25128cc7416ba9fc4c56ed47a88261ab277fb34d43d1fe7c9d.exe" --Admin IsNotAutoStart IsNotTask4⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4448 -
C:\Users\Admin\AppData\Local\f338a8ad-42a0-48da-88b6-5fcfe8fd744c\build2.exe"C:\Users\Admin\AppData\Local\f338a8ad-42a0-48da-88b6-5fcfe8fd744c\build2.exe"5⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4756 -
C:\Users\Admin\AppData\Local\f338a8ad-42a0-48da-88b6-5fcfe8fd744c\build2.exe"C:\Users\Admin\AppData\Local\f338a8ad-42a0-48da-88b6-5fcfe8fd744c\build2.exe"6⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:2392 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2392 -s 16767⤵
- Program crash
PID:2120
-
-
-
-
C:\Users\Admin\AppData\Local\f338a8ad-42a0-48da-88b6-5fcfe8fd744c\build3.exe"C:\Users\Admin\AppData\Local\f338a8ad-42a0-48da-88b6-5fcfe8fd744c\build3.exe"5⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:60 -
C:\Windows\SysWOW64\schtasks.exe/C /create /F /sc minute /mo 1 /tn "Azure-Update-Task" /tr "C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe"6⤵
- Creates scheduled task(s)
PID:816
-
-
-
-
-
-
C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exeC:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4508 -
C:\Windows\SysWOW64\schtasks.exe/C /create /F /sc minute /mo 1 /tn "Azure-Update-Task" /tr "C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe"2⤵
- Creates scheduled task(s)
PID:1096
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
C:\Users\Admin\AppData\Local\4c99845d-4521-4dd6-b694-4c3279cf83e9\d6a804ff78a12b25128cc7416ba9fc4c56ed47a88261ab277fb34d43d1fe7c9d.exe
Filesize786KB
MD5bdace88d62f56b1725c1796c6e472df9
SHA1386d4019babcf784bda753a5a79236973fc19a9b
SHA256d6a804ff78a12b25128cc7416ba9fc4c56ed47a88261ab277fb34d43d1fe7c9d
SHA5121fd9608fe1eb4abe42a80f0ec972e968676fddb79641250ca5197069e476ff0014b9247f4cef42ac05abaf842848130fec7ab9de61d8586889f9f7a2338ad943
-
Filesize
255KB
MD59c3d4324a153c6438f48083bc333a962
SHA1033e80e2008f4f62d2716ce0473bb0d763d52277
SHA2565ee57d85a41b825060864ae85981253f28148d15586a5f6274d562dfeae93e98
SHA5128cce276e59b2fcdb333fecaaa1e3ab9d0b24e25c54a6fc959b6c190441061fab67ea0d35e7077cf910b557b6a60b90c1d2260352b11789bbcd430814fcff51cd
-
Filesize
255KB
MD59c3d4324a153c6438f48083bc333a962
SHA1033e80e2008f4f62d2716ce0473bb0d763d52277
SHA2565ee57d85a41b825060864ae85981253f28148d15586a5f6274d562dfeae93e98
SHA5128cce276e59b2fcdb333fecaaa1e3ab9d0b24e25c54a6fc959b6c190441061fab67ea0d35e7077cf910b557b6a60b90c1d2260352b11789bbcd430814fcff51cd
-
Filesize
255KB
MD59c3d4324a153c6438f48083bc333a962
SHA1033e80e2008f4f62d2716ce0473bb0d763d52277
SHA2565ee57d85a41b825060864ae85981253f28148d15586a5f6274d562dfeae93e98
SHA5128cce276e59b2fcdb333fecaaa1e3ab9d0b24e25c54a6fc959b6c190441061fab67ea0d35e7077cf910b557b6a60b90c1d2260352b11789bbcd430814fcff51cd
-
Filesize
9KB
MD59ead10c08e72ae41921191f8db39bc16
SHA1abe3bce01cd34afc88e2c838173f8c2bd0090ae1
SHA2568d7f0e6b6877bdfb9f4531afafd0451f7d17f0ac24e2f2427e9b4ecc5452b9f0
SHA512aa35dbc59a3589df2763e76a495ce5a9e62196628b4c1d098add38bd7f27c49edf93a66fb8507fb746e37ee32932da2460e440f241abe1a5a279abcc1e5ffe4a
-
Filesize
9KB
MD59ead10c08e72ae41921191f8db39bc16
SHA1abe3bce01cd34afc88e2c838173f8c2bd0090ae1
SHA2568d7f0e6b6877bdfb9f4531afafd0451f7d17f0ac24e2f2427e9b4ecc5452b9f0
SHA512aa35dbc59a3589df2763e76a495ce5a9e62196628b4c1d098add38bd7f27c49edf93a66fb8507fb746e37ee32932da2460e440f241abe1a5a279abcc1e5ffe4a
-
Filesize
9KB
MD59ead10c08e72ae41921191f8db39bc16
SHA1abe3bce01cd34afc88e2c838173f8c2bd0090ae1
SHA2568d7f0e6b6877bdfb9f4531afafd0451f7d17f0ac24e2f2427e9b4ecc5452b9f0
SHA512aa35dbc59a3589df2763e76a495ce5a9e62196628b4c1d098add38bd7f27c49edf93a66fb8507fb746e37ee32932da2460e440f241abe1a5a279abcc1e5ffe4a
-
Filesize
9KB
MD59ead10c08e72ae41921191f8db39bc16
SHA1abe3bce01cd34afc88e2c838173f8c2bd0090ae1
SHA2568d7f0e6b6877bdfb9f4531afafd0451f7d17f0ac24e2f2427e9b4ecc5452b9f0
SHA512aa35dbc59a3589df2763e76a495ce5a9e62196628b4c1d098add38bd7f27c49edf93a66fb8507fb746e37ee32932da2460e440f241abe1a5a279abcc1e5ffe4a
-
Filesize
593KB
MD5c8fd9be83bc728cc04beffafc2907fe9
SHA195ab9f701e0024cedfbd312bcfe4e726744c4f2e
SHA256ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a
SHA512fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040
-
Filesize
2.0MB
MD51cc453cdf74f31e4d913ff9c10acdde2
SHA16e85eae544d6e965f15fa5c39700fa7202f3aafe
SHA256ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5
SHA512dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571