Analysis Overview
SHA256
68c269ca68810992cdc16be0954f503616f3c01297175eac0c9af124549d45ff
Threat Level: Known bad
The file 68c269ca68810992cdc16be0954f503616f3c01297175eac0c9af124549d45ff was found to be: Known bad.
Malicious Activity Summary
Vidar
Detected Djvu ransomware
Djvu Ransomware
suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request
Vidar Stealer
Downloads MZ/PE file
Executes dropped EXE
Checks computer location settings
Modifies file permissions
Loads dropped DLL
Reads user/profile data of web browsers
Accesses cryptocurrency files/wallets, possible credential harvesting
Accesses 2FA software files, possible credential harvesting
Checks installed software on the system
Looks up external IP address via web service
Adds Run key to start application
Suspicious use of SetThreadContext
Enumerates physical storage devices
Modifies system certificate store
Suspicious behavior: EnumeratesProcesses
Checks processor information in registry
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2022-04-23 14:10
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2022-04-23 14:10
Reported
2022-04-23 14:12
Platform
win10v2004-20220414-en
Max time kernel
141s
Max time network
136s
Command Line
Signatures
Detected Djvu ransomware
| Description | Indicator | Process | Target |
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Djvu Ransomware
Vidar
suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request
Vidar Stealer
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
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Downloads MZ/PE file
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\3d04a8e6-25a9-47ee-bdbf-621a9eec9750\build2.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\3d04a8e6-25a9-47ee-bdbf-621a9eec9750\build2.exe | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\68c269ca68810992cdc16be0954f503616f3c01297175eac0c9af124549d45ff.exe | N/A |
| Key value queried | \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\68c269ca68810992cdc16be0954f503616f3c01297175eac0c9af124549d45ff.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\3d04a8e6-25a9-47ee-bdbf-621a9eec9750\build2.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\3d04a8e6-25a9-47ee-bdbf-621a9eec9750\build2.exe | N/A |
Modifies file permissions
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\icacls.exe | N/A |
Reads user/profile data of web browsers
Accesses 2FA software files, possible credential harvesting
Accesses cryptocurrency files/wallets, possible credential harvesting
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\SysHelper = "\"C:\\Users\\Admin\\AppData\\Local\\2f6ee7e1-709b-4e59-b4f3-ed0cc632693b\\68c269ca68810992cdc16be0954f503616f3c01297175eac0c9af124549d45ff.exe\" --AutoStart" | C:\Users\Admin\AppData\Local\Temp\68c269ca68810992cdc16be0954f503616f3c01297175eac0c9af124549d45ff.exe | N/A |
Checks installed software on the system
Looks up external IP address via web service
| Description | Indicator | Process | Target |
| N/A | api.2ip.ua | N/A | N/A |
| N/A | api.2ip.ua | N/A | N/A |
| N/A | api.2ip.ua | N/A | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 3168 set thread context of 4248 | N/A | C:\Users\Admin\AppData\Local\Temp\68c269ca68810992cdc16be0954f503616f3c01297175eac0c9af124549d45ff.exe | C:\Users\Admin\AppData\Local\Temp\68c269ca68810992cdc16be0954f503616f3c01297175eac0c9af124549d45ff.exe |
| PID 224 set thread context of 1284 | N/A | C:\Users\Admin\AppData\Local\Temp\68c269ca68810992cdc16be0954f503616f3c01297175eac0c9af124549d45ff.exe | C:\Users\Admin\AppData\Local\Temp\68c269ca68810992cdc16be0954f503616f3c01297175eac0c9af124549d45ff.exe |
| PID 932 set thread context of 1916 | N/A | C:\Users\Admin\AppData\Local\3d04a8e6-25a9-47ee-bdbf-621a9eec9750\build2.exe | C:\Users\Admin\AppData\Local\3d04a8e6-25a9-47ee-bdbf-621a9eec9750\build2.exe |
Enumerates physical storage devices
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 | C:\Users\Admin\AppData\Local\3d04a8e6-25a9-47ee-bdbf-621a9eec9750\build2.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Users\Admin\AppData\Local\3d04a8e6-25a9-47ee-bdbf-621a9eec9750\build2.exe | N/A |
Modifies system certificate store
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349 | C:\Users\Admin\AppData\Local\Temp\68c269ca68810992cdc16be0954f503616f3c01297175eac0c9af124549d45ff.exe | N/A |
| Set value (data) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 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 | C:\Users\Admin\AppData\Local\Temp\68c269ca68810992cdc16be0954f503616f3c01297175eac0c9af124549d45ff.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\68c269ca68810992cdc16be0954f503616f3c01297175eac0c9af124549d45ff.exe
"C:\Users\Admin\AppData\Local\Temp\68c269ca68810992cdc16be0954f503616f3c01297175eac0c9af124549d45ff.exe"
C:\Users\Admin\AppData\Local\Temp\68c269ca68810992cdc16be0954f503616f3c01297175eac0c9af124549d45ff.exe
"C:\Users\Admin\AppData\Local\Temp\68c269ca68810992cdc16be0954f503616f3c01297175eac0c9af124549d45ff.exe"
C:\Windows\SysWOW64\icacls.exe
icacls "C:\Users\Admin\AppData\Local\2f6ee7e1-709b-4e59-b4f3-ed0cc632693b" /deny *S-1-1-0:(OI)(CI)(DE,DC)
C:\Users\Admin\AppData\Local\Temp\68c269ca68810992cdc16be0954f503616f3c01297175eac0c9af124549d45ff.exe
"C:\Users\Admin\AppData\Local\Temp\68c269ca68810992cdc16be0954f503616f3c01297175eac0c9af124549d45ff.exe" --Admin IsNotAutoStart IsNotTask
C:\Users\Admin\AppData\Local\Temp\68c269ca68810992cdc16be0954f503616f3c01297175eac0c9af124549d45ff.exe
"C:\Users\Admin\AppData\Local\Temp\68c269ca68810992cdc16be0954f503616f3c01297175eac0c9af124549d45ff.exe" --Admin IsNotAutoStart IsNotTask
C:\Users\Admin\AppData\Local\3d04a8e6-25a9-47ee-bdbf-621a9eec9750\build2.exe
"C:\Users\Admin\AppData\Local\3d04a8e6-25a9-47ee-bdbf-621a9eec9750\build2.exe"
C:\Users\Admin\AppData\Local\3d04a8e6-25a9-47ee-bdbf-621a9eec9750\build2.exe
"C:\Users\Admin\AppData\Local\3d04a8e6-25a9-47ee-bdbf-621a9eec9750\build2.exe"
Network
| Country | Destination | Domain | Proto |
| US | 93.184.220.29:80 | tcp | |
| US | 8.8.8.8:53 | api.2ip.ua | udp |
| DE | 162.0.217.254:443 | api.2ip.ua | tcp |
| DE | 162.0.217.254:443 | api.2ip.ua | tcp |
| US | 8.8.8.8:53 | zerit.top | udp |
| US | 8.8.8.8:53 | fuyt.org | udp |
| PK | 124.109.61.160:80 | fuyt.org | tcp |
| KR | 61.98.7.132:80 | zerit.top | tcp |
| PK | 124.109.61.160:80 | fuyt.org | tcp |
| US | 8.8.8.8:53 | t.me | udp |
| NL | 149.154.167.99:443 | t.me | tcp |
| US | 20.189.173.3:443 | tcp | |
| DE | 116.202.1.195:80 | 116.202.1.195 | tcp |
| US | 8.247.210.254:80 | tcp | |
| US | 8.247.210.254:80 | tcp | |
| US | 209.197.3.8:80 | tcp | |
| US | 209.197.3.8:80 | tcp | |
| BE | 8.238.110.126:80 | tcp |
Files
memory/4248-130-0x0000000000000000-mapping.dmp
memory/4248-131-0x0000000000400000-0x0000000000537000-memory.dmp
memory/4248-132-0x0000000000400000-0x0000000000537000-memory.dmp
memory/3168-133-0x0000000000943000-0x00000000009D5000-memory.dmp
memory/4248-135-0x0000000000400000-0x0000000000537000-memory.dmp
memory/3168-134-0x0000000002290000-0x00000000023AB000-memory.dmp
memory/4248-136-0x0000000000400000-0x0000000000537000-memory.dmp
memory/536-137-0x0000000000000000-mapping.dmp
C:\Users\Admin\AppData\Local\2f6ee7e1-709b-4e59-b4f3-ed0cc632693b\68c269ca68810992cdc16be0954f503616f3c01297175eac0c9af124549d45ff.exe
| MD5 | db99aae4adf3432d12eba7959ab340a4 |
| SHA1 | 08631b1dc86788ce0fc4eb177073fbfe4b554742 |
| SHA256 | 68c269ca68810992cdc16be0954f503616f3c01297175eac0c9af124549d45ff |
| SHA512 | 7989f2f0473c4dbb7716009724c2ecb517cd166cdb2482aac36a2829eb760e2fd85de12ccc70edc32f62fd4f095942fdb27e898f5602594817976e4150e02363 |
memory/224-139-0x0000000000000000-mapping.dmp
memory/1284-140-0x0000000000000000-mapping.dmp
memory/224-143-0x000000000071F000-0x00000000007B1000-memory.dmp
memory/1284-142-0x0000000000400000-0x0000000000537000-memory.dmp
memory/1284-144-0x0000000000400000-0x0000000000537000-memory.dmp
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\B2FAF7692FD9FFBD64EDE317E42334BA_D7393C8F62BDE4D4CB606228BC7A711E
| MD5 | 4b48eeea719432bc0719653be71e6ecf |
| SHA1 | 41367524cf7d0c34d7737722cb2212558fca9938 |
| SHA256 | 2d25e68537528a81bcadb24f24afda11671512a17d04ed304cf138a30b228866 |
| SHA512 | 152b287e3d0c05f3b4dea98a20e1fc39a61008b3d5c4acc7632647bdffc090ef2ea76d4ec3a6d0cf3387c9f2f43fde1624f213908beb9583b6ad43429f551533 |
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\B2FAF7692FD9FFBD64EDE317E42334BA_D7393C8F62BDE4D4CB606228BC7A711E
| MD5 | 21934ca2489b5a1083871a874a26a58c |
| SHA1 | 10b3a7bb6fb18d11372a70f263c41fbd8a2976eb |
| SHA256 | 624ad5ec46dc790ae273289abf5b50f3bbd7f13d20b6b1f261976c855f8fe0fc |
| SHA512 | fa37621d60b4290d60f945a645919fb45416cc0634e6b6faa051782e08d850ec110f544498c1e5a9d7daaf0cf3180dcc21ac603841b957bcf74f893fde09745a |
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\07CEF2F654E3ED6050FFC9B6EB844250_3431D4C539FB2CFCB781821E9902850D
| MD5 | ae80420644f9d17a1ceb04dfe52b4551 |
| SHA1 | aca7052dea384b8d31813c11839d16dcef04a4b5 |
| SHA256 | 8893c680c876c7e9a453e301b2763e4310c2fc165bcb8e6cf23ae117f6cff476 |
| SHA512 | 3f742909f7dc09e109f0eec4c245f3be76121dfdab494252eba5edb1907402cf7867cdc7595c529d3445a1676750aebbf9aba4df760ad58645aaf3d897a82a6d |
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\07CEF2F654E3ED6050FFC9B6EB844250_3431D4C539FB2CFCB781821E9902850D
| MD5 | 68076e6bce35f4ec5ca1fd46addeee61 |
| SHA1 | d15bf87d0df552f492d1a9ca3a50903cc1940078 |
| SHA256 | aa477e9673738155a9aed56f377df61a2de59c2bfd082de8e938360260d0b53b |
| SHA512 | 4a52fc509ded7d1c775e04a5dafc8c39d4a3d077cac00a39cbf1dbabc49e8f2f4c6efdebb2152c0895215c2115ded37253397b44a512f4da3637a044b9f440e9 |
memory/1284-149-0x0000000000400000-0x0000000000537000-memory.dmp
memory/932-150-0x0000000000000000-mapping.dmp
C:\Users\Admin\AppData\Local\3d04a8e6-25a9-47ee-bdbf-621a9eec9750\build2.exe
| MD5 | ad1b502b6714c0a374b055332018974b |
| SHA1 | 672f4e44475177ddcb1bfa73db3c5dee0f031bc2 |
| SHA256 | f2cfbc265125aca3cbf385120f7489e8044f444976ba43ee3a19e706257c9e95 |
| SHA512 | 0197d74e6eb9fa11d48e6939dbd091c6896908870a59fef1d40830e43caf2539fd03ac933d47eae4c3b0ec74e2bfb0ece7f44c4a525b075fe4235ca6086c355e |
C:\Users\Admin\AppData\Local\3d04a8e6-25a9-47ee-bdbf-621a9eec9750\build2.exe
| MD5 | ad1b502b6714c0a374b055332018974b |
| SHA1 | 672f4e44475177ddcb1bfa73db3c5dee0f031bc2 |
| SHA256 | f2cfbc265125aca3cbf385120f7489e8044f444976ba43ee3a19e706257c9e95 |
| SHA512 | 0197d74e6eb9fa11d48e6939dbd091c6896908870a59fef1d40830e43caf2539fd03ac933d47eae4c3b0ec74e2bfb0ece7f44c4a525b075fe4235ca6086c355e |
memory/932-153-0x0000000000518000-0x0000000000543000-memory.dmp
memory/1916-154-0x0000000000000000-mapping.dmp
memory/1916-155-0x0000000000400000-0x000000000044C000-memory.dmp
memory/1916-157-0x0000000000400000-0x000000000044C000-memory.dmp
C:\Users\Admin\AppData\Local\3d04a8e6-25a9-47ee-bdbf-621a9eec9750\build2.exe
| MD5 | ad1b502b6714c0a374b055332018974b |
| SHA1 | 672f4e44475177ddcb1bfa73db3c5dee0f031bc2 |
| SHA256 | f2cfbc265125aca3cbf385120f7489e8044f444976ba43ee3a19e706257c9e95 |
| SHA512 | 0197d74e6eb9fa11d48e6939dbd091c6896908870a59fef1d40830e43caf2539fd03ac933d47eae4c3b0ec74e2bfb0ece7f44c4a525b075fe4235ca6086c355e |
memory/932-158-0x0000000000518000-0x0000000000543000-memory.dmp
memory/932-159-0x00000000020D0000-0x0000000002119000-memory.dmp
memory/1916-160-0x0000000000400000-0x000000000044C000-memory.dmp
memory/1916-161-0x0000000000400000-0x000000000044C000-memory.dmp
C:\ProgramData\nss3.dll
| MD5 | bfac4e3c5908856ba17d41edcd455a51 |
| SHA1 | 8eec7e888767aa9e4cca8ff246eb2aacb9170428 |
| SHA256 | e2935b5b28550d47dc971f456d6961f20d1633b4892998750140e0eaa9ae9d78 |
| SHA512 | 2565bab776c4d732ffb1f9b415992a4c65b81bcd644a9a1df1333a269e322925fc1df4f76913463296efd7c88ef194c3056de2f1ca1357d7b5fe5ff0da877a66 |
C:\ProgramData\mozglue.dll
| MD5 | 8f73c08a9660691143661bf7332c3c27 |
| SHA1 | 37fa65dd737c50fda710fdbde89e51374d0c204a |
| SHA256 | 3fe6b1c54b8cf28f571e0c5d6636b4069a8ab00b4f11dd842cfec00691d0c9cd |
| SHA512 | 0042ecf9b3571bb5eba2de893e8b2371df18f7c5a589f52ee66e4bfbaa15a5b8b7cc6a155792aaa8988528c27196896d5e82e1751c998bacea0d92395f66ad89 |