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Analysis
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max time kernel
146s -
max time network
120s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
19/05/2023, 17:12
Static task
static1
Behavioral task
behavioral1
Sample
32332.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
32332.exe
Resource
win10v2004-20230220-en
General
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Target
32332.exe
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Size
825KB
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MD5
ed2274a44fd363ad1895a60e0a0337a9
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SHA1
eb1514ececfe175aaf95d6f53dc59b6832561ee5
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SHA256
3e618b09bbab54dd0bd81e5ff61964768c527c998f5e9464a0239ca7ec23cadf
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SHA512
3e39ece4311aa374b10141ad29b333c9bfbf0a29dea99227615b561a1cf02fa32722a6a960948199102ef8bc48e2e8bd670c247705fa90815cd9600891eb6c9a
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SSDEEP
12288:BcCpSICkWREMtzJXsmgPBauPpOh5qvXs7KRMVtXckDjo1FmgEBcF923Td6+s:BppSzk2rtFXVO7PpKOCVmkXo1FpnST4
Malware Config
Extracted
djvu
http://zexeq.com/raud/get.php
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extension
.xaro
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offline_id
uK3VnHYy6oibGbO8t2PDOMcT40gQoh5oUUCe2Lt1
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payload_url
http://colisumy.com/dl/build2.exe
http://zexeq.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-otP8Wlz4eh 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: 0709JOsie
Extracted
vidar
3.9
9dfa7ee730fa2f1efb5ed51dbbec22f5
https://steamcommunity.com/profiles/76561199263069598
https://t.me/cybehost
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profile_id_v2
9dfa7ee730fa2f1efb5ed51dbbec22f5
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user_agent
Mozilla/5.0 (compatible; Konqueror/3.5; Linux) KHTML/3.5.7 (like Gecko) (Debian)
Signatures
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Detected Djvu ransomware 16 IoCs
resource yara_rule behavioral2/memory/4380-134-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral2/memory/4508-136-0x0000000002630000-0x000000000274B000-memory.dmp family_djvu behavioral2/memory/4380-135-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral2/memory/4380-137-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral2/memory/4380-138-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral2/memory/4380-149-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral2/memory/1492-153-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral2/memory/1492-154-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral2/memory/1492-155-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral2/memory/1492-160-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral2/memory/1492-161-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral2/memory/1492-185-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral2/memory/1492-190-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral2/memory/1492-191-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral2/memory/1492-206-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral2/memory/1492-283-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu -
Djvu Ransomware
Ransomware which is a variant of the STOP family.
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Downloads MZ/PE file
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Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Control Panel\International\Geo\Nation 32332.exe Key value queried \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Control Panel\International\Geo\Nation 32332.exe -
Executes dropped EXE 4 IoCs
pid Process 4028 build2.exe 2784 build2.exe 2536 build3.exe 5044 mstsca.exe -
Loads dropped DLL 2 IoCs
pid Process 2784 build2.exe 2784 build2.exe -
Modifies file permissions 1 TTPs 1 IoCs
pid Process 2296 icacls.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\SysHelper = "\"C:\\Users\\Admin\\AppData\\Local\\108dcabb-5ac2-4b6f-86ec-f796acc56be5\\32332.exe\" --AutoStart" 32332.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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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 2 api.2ip.ua 15 api.2ip.ua -
Suspicious use of SetThreadContext 3 IoCs
description pid Process procid_target PID 4508 set thread context of 4380 4508 32332.exe 81 PID 728 set thread context of 1492 728 32332.exe 85 PID 4028 set thread context of 2784 4028 build2.exe 89 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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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 4136 schtasks.exe 3624 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 4380 32332.exe 4380 32332.exe 1492 32332.exe 1492 32332.exe 2784 build2.exe 2784 build2.exe -
Suspicious use of WriteProcessMemory 47 IoCs
description pid Process procid_target PID 4508 wrote to memory of 4380 4508 32332.exe 81 PID 4508 wrote to memory of 4380 4508 32332.exe 81 PID 4508 wrote to memory of 4380 4508 32332.exe 81 PID 4508 wrote to memory of 4380 4508 32332.exe 81 PID 4508 wrote to memory of 4380 4508 32332.exe 81 PID 4508 wrote to memory of 4380 4508 32332.exe 81 PID 4508 wrote to memory of 4380 4508 32332.exe 81 PID 4508 wrote to memory of 4380 4508 32332.exe 81 PID 4508 wrote to memory of 4380 4508 32332.exe 81 PID 4508 wrote to memory of 4380 4508 32332.exe 81 PID 4380 wrote to memory of 2296 4380 32332.exe 82 PID 4380 wrote to memory of 2296 4380 32332.exe 82 PID 4380 wrote to memory of 2296 4380 32332.exe 82 PID 4380 wrote to memory of 728 4380 32332.exe 83 PID 4380 wrote to memory of 728 4380 32332.exe 83 PID 4380 wrote to memory of 728 4380 32332.exe 83 PID 728 wrote to memory of 1492 728 32332.exe 85 PID 728 wrote to memory of 1492 728 32332.exe 85 PID 728 wrote to memory of 1492 728 32332.exe 85 PID 728 wrote to memory of 1492 728 32332.exe 85 PID 728 wrote to memory of 1492 728 32332.exe 85 PID 728 wrote to memory of 1492 728 32332.exe 85 PID 728 wrote to memory of 1492 728 32332.exe 85 PID 728 wrote to memory of 1492 728 32332.exe 85 PID 728 wrote to memory of 1492 728 32332.exe 85 PID 728 wrote to memory of 1492 728 32332.exe 85 PID 1492 wrote to memory of 4028 1492 32332.exe 88 PID 1492 wrote to memory of 4028 1492 32332.exe 88 PID 1492 wrote to memory of 4028 1492 32332.exe 88 PID 4028 wrote to memory of 2784 4028 build2.exe 89 PID 4028 wrote to memory of 2784 4028 build2.exe 89 PID 4028 wrote to memory of 2784 4028 build2.exe 89 PID 4028 wrote to memory of 2784 4028 build2.exe 89 PID 4028 wrote to memory of 2784 4028 build2.exe 89 PID 4028 wrote to memory of 2784 4028 build2.exe 89 PID 4028 wrote to memory of 2784 4028 build2.exe 89 PID 4028 wrote to memory of 2784 4028 build2.exe 89 PID 4028 wrote to memory of 2784 4028 build2.exe 89 PID 1492 wrote to memory of 2536 1492 32332.exe 90 PID 1492 wrote to memory of 2536 1492 32332.exe 90 PID 1492 wrote to memory of 2536 1492 32332.exe 90 PID 2536 wrote to memory of 4136 2536 build3.exe 91 PID 2536 wrote to memory of 4136 2536 build3.exe 91 PID 2536 wrote to memory of 4136 2536 build3.exe 91 PID 5044 wrote to memory of 3624 5044 mstsca.exe 94 PID 5044 wrote to memory of 3624 5044 mstsca.exe 94 PID 5044 wrote to memory of 3624 5044 mstsca.exe 94
Processes
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C:\Users\Admin\AppData\Local\Temp\32332.exe"C:\Users\Admin\AppData\Local\Temp\32332.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4508 -
C:\Users\Admin\AppData\Local\Temp\32332.exe"C:\Users\Admin\AppData\Local\Temp\32332.exe"2⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4380 -
C:\Windows\SysWOW64\icacls.exeicacls "C:\Users\Admin\AppData\Local\108dcabb-5ac2-4b6f-86ec-f796acc56be5" /deny *S-1-1-0:(OI)(CI)(DE,DC)3⤵
- Modifies file permissions
PID:2296
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C:\Users\Admin\AppData\Local\Temp\32332.exe"C:\Users\Admin\AppData\Local\Temp\32332.exe" --Admin IsNotAutoStart IsNotTask3⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:728 -
C:\Users\Admin\AppData\Local\Temp\32332.exe"C:\Users\Admin\AppData\Local\Temp\32332.exe" --Admin IsNotAutoStart IsNotTask4⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1492 -
C:\Users\Admin\AppData\Local\34a86e8b-4ae6-4b95-b1cc-94b366f58542\build2.exe"C:\Users\Admin\AppData\Local\34a86e8b-4ae6-4b95-b1cc-94b366f58542\build2.exe"5⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4028 -
C:\Users\Admin\AppData\Local\34a86e8b-4ae6-4b95-b1cc-94b366f58542\build2.exe"C:\Users\Admin\AppData\Local\34a86e8b-4ae6-4b95-b1cc-94b366f58542\build2.exe"6⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:2784
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C:\Users\Admin\AppData\Local\34a86e8b-4ae6-4b95-b1cc-94b366f58542\build3.exe"C:\Users\Admin\AppData\Local\34a86e8b-4ae6-4b95-b1cc-94b366f58542\build3.exe"5⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2536 -
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:4136
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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:5044 -
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:3624
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
593KB
MD5c8fd9be83bc728cc04beffafc2907fe9
SHA195ab9f701e0024cedfbd312bcfe4e726744c4f2e
SHA256ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a
SHA512fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040
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Filesize
2.0MB
MD51cc453cdf74f31e4d913ff9c10acdde2
SHA16e85eae544d6e965f15fa5c39700fa7202f3aafe
SHA256ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5
SHA512dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\07CEF2F654E3ED6050FFC9B6EB844250_3431D4C539FB2CFCB781821E9902850D
Filesize2KB
MD5cb219b121c03308da05e261107dcde69
SHA12816c0b95985ce8b42e4f8c30aae93279c3979ef
SHA256d18ee47a9beb6ab36215bb1b778ec97d87c7b6c16ab6449fc6da51ec5ef9967b
SHA5126353b7fa84d06fcb975882c3fb9d0c7e0103ccbbab1101fdb9310ed0d55657e5f714527d59e0d57e9949dc1ecbb9265567cb5393f2a9d9c5968e641b56b82cb3
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\B2FAF7692FD9FFBD64EDE317E42334BA_D7393C8F62BDE4D4CB606228BC7A711E
Filesize1KB
MD5374bcc93961e172a78f2a2ded74f3433
SHA1e9bbbb1dcbea961e0aa7d502d032c2fe009397b8
SHA256a6032f21906faae6e57164b9048d08c6f65fccc04ac64a3fe622f0f0360e5239
SHA5126272ff1b1c042adec0f2a424f582f1567c4ce068ef98d8bdb1fee5727c075f2994a27f323a2e45d90b0b993a003741e40810a7ca920a6f5d81f821835f0e69ed
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\07CEF2F654E3ED6050FFC9B6EB844250_3431D4C539FB2CFCB781821E9902850D
Filesize488B
MD5228dde7b8c208c639a17ff6c719a18eb
SHA1865eaa22b4efa8efe32cc52eae4cb19a4b8e67ec
SHA256cd56c1a22f03f4138bc0e2b24703c85801e46b7ea65d771e09b3cf2c4c0752cc
SHA5122047721eec03c692840915876c9df7b0b27a3adf75e05a43c31c6980267874b6bd7aa5b4ec71cfe680339c1074f87fb5a43612f5c71a2effd79d6a6f5fbf21bb
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\B2FAF7692FD9FFBD64EDE317E42334BA_D7393C8F62BDE4D4CB606228BC7A711E
Filesize482B
MD586db6cfef9953cea4ac5a0009ac99ec3
SHA13efdbcee2c5b8827e34d03a5d7a87b3a43530759
SHA2567c15aece7052da42f38404c859f7fffe8f200295b47fb44ffd55bc659bf698cd
SHA5129b0b80e3b25081132f2e5e88b19a3b6470ada7414a10cce74a172634619a01160edd910b5b34c3cf839ad0998b8943f7e844910fbca71a2958ab66d1853653d9
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Filesize
825KB
MD5ed2274a44fd363ad1895a60e0a0337a9
SHA1eb1514ececfe175aaf95d6f53dc59b6832561ee5
SHA2563e618b09bbab54dd0bd81e5ff61964768c527c998f5e9464a0239ca7ec23cadf
SHA5123e39ece4311aa374b10141ad29b333c9bfbf0a29dea99227615b561a1cf02fa32722a6a960948199102ef8bc48e2e8bd670c247705fa90815cd9600891eb6c9a
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Filesize
379KB
MD537b6aab56a0f770ce58a670322361a1c
SHA187606604cdaa89b93d4d1b5e3e12f5ec24f60016
SHA2563d9cf227ef3c29b9ca22c66359fdd61d9b3d3f2bb197ec3df42d49ff22b989a4
SHA5127b99a56e2160b3f910f75b5d21975587310ad61738613cefbce0d0b25c9d3af07ebeae9c6668907e00e2866259fcca079b4137e06c0d7cede5c5e5178d030a1e
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Filesize
379KB
MD537b6aab56a0f770ce58a670322361a1c
SHA187606604cdaa89b93d4d1b5e3e12f5ec24f60016
SHA2563d9cf227ef3c29b9ca22c66359fdd61d9b3d3f2bb197ec3df42d49ff22b989a4
SHA5127b99a56e2160b3f910f75b5d21975587310ad61738613cefbce0d0b25c9d3af07ebeae9c6668907e00e2866259fcca079b4137e06c0d7cede5c5e5178d030a1e
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Filesize
379KB
MD537b6aab56a0f770ce58a670322361a1c
SHA187606604cdaa89b93d4d1b5e3e12f5ec24f60016
SHA2563d9cf227ef3c29b9ca22c66359fdd61d9b3d3f2bb197ec3df42d49ff22b989a4
SHA5127b99a56e2160b3f910f75b5d21975587310ad61738613cefbce0d0b25c9d3af07ebeae9c6668907e00e2866259fcca079b4137e06c0d7cede5c5e5178d030a1e
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Filesize
379KB
MD537b6aab56a0f770ce58a670322361a1c
SHA187606604cdaa89b93d4d1b5e3e12f5ec24f60016
SHA2563d9cf227ef3c29b9ca22c66359fdd61d9b3d3f2bb197ec3df42d49ff22b989a4
SHA5127b99a56e2160b3f910f75b5d21975587310ad61738613cefbce0d0b25c9d3af07ebeae9c6668907e00e2866259fcca079b4137e06c0d7cede5c5e5178d030a1e
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Filesize
9KB
MD59ead10c08e72ae41921191f8db39bc16
SHA1abe3bce01cd34afc88e2c838173f8c2bd0090ae1
SHA2568d7f0e6b6877bdfb9f4531afafd0451f7d17f0ac24e2f2427e9b4ecc5452b9f0
SHA512aa35dbc59a3589df2763e76a495ce5a9e62196628b4c1d098add38bd7f27c49edf93a66fb8507fb746e37ee32932da2460e440f241abe1a5a279abcc1e5ffe4a
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Filesize
9KB
MD59ead10c08e72ae41921191f8db39bc16
SHA1abe3bce01cd34afc88e2c838173f8c2bd0090ae1
SHA2568d7f0e6b6877bdfb9f4531afafd0451f7d17f0ac24e2f2427e9b4ecc5452b9f0
SHA512aa35dbc59a3589df2763e76a495ce5a9e62196628b4c1d098add38bd7f27c49edf93a66fb8507fb746e37ee32932da2460e440f241abe1a5a279abcc1e5ffe4a
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Filesize
9KB
MD59ead10c08e72ae41921191f8db39bc16
SHA1abe3bce01cd34afc88e2c838173f8c2bd0090ae1
SHA2568d7f0e6b6877bdfb9f4531afafd0451f7d17f0ac24e2f2427e9b4ecc5452b9f0
SHA512aa35dbc59a3589df2763e76a495ce5a9e62196628b4c1d098add38bd7f27c49edf93a66fb8507fb746e37ee32932da2460e440f241abe1a5a279abcc1e5ffe4a
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Filesize
9KB
MD59ead10c08e72ae41921191f8db39bc16
SHA1abe3bce01cd34afc88e2c838173f8c2bd0090ae1
SHA2568d7f0e6b6877bdfb9f4531afafd0451f7d17f0ac24e2f2427e9b4ecc5452b9f0
SHA512aa35dbc59a3589df2763e76a495ce5a9e62196628b4c1d098add38bd7f27c49edf93a66fb8507fb746e37ee32932da2460e440f241abe1a5a279abcc1e5ffe4a
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Filesize
9KB
MD59ead10c08e72ae41921191f8db39bc16
SHA1abe3bce01cd34afc88e2c838173f8c2bd0090ae1
SHA2568d7f0e6b6877bdfb9f4531afafd0451f7d17f0ac24e2f2427e9b4ecc5452b9f0
SHA512aa35dbc59a3589df2763e76a495ce5a9e62196628b4c1d098add38bd7f27c49edf93a66fb8507fb746e37ee32932da2460e440f241abe1a5a279abcc1e5ffe4a