Analysis Overview
SHA256
5cf1875d49763a1e2c06cde297dd35a1a1b6be86ce105de2bd174091f787cc00
Threat Level: Known bad
The file 5cf1875d49763a1e2c06cde297dd35a1a1b6be86ce105de2bd174091f787cc00 was found to be: Known bad.
Malicious Activity Summary
Vidar
Detect Vidar Stealer
Stealc
Downloads MZ/PE file
Executes dropped EXE
Reads user/profile data of web browsers
Loads dropped DLL
Checks installed software on the system
Suspicious use of SetThreadContext
Unsigned PE
Suspicious use of WriteProcessMemory
Checks processor information in registry
Modifies system certificate store
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-06-03 05:32
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-03 05:32
Reported
2024-06-03 05:37
Platform
win7-20231129-en
Max time kernel
117s
Max time network
123s
Command Line
Signatures
Detect 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 |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Stealc
Vidar
Downloads MZ/PE file
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\katFC0B.tmp | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\5cf1875d49763a1e2c06cde297dd35a1a1b6be86ce105de2bd174091f787cc00.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\5cf1875d49763a1e2c06cde297dd35a1a1b6be86ce105de2bd174091f787cc00.exe | N/A |
Reads user/profile data of web browsers
Checks installed software on the system
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2248 set thread context of 804 | N/A | C:\Users\Admin\AppData\Local\Temp\5cf1875d49763a1e2c06cde297dd35a1a1b6be86ce105de2bd174091f787cc00.exe | C:\Users\Admin\AppData\Local\Temp\katFC0B.tmp |
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Users\Admin\AppData\Local\Temp\katFC0B.tmp | N/A |
Modifies system certificate store
| Description | Indicator | Process | Target |
| Set value (data) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25\Blob = 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 | C:\Users\Admin\AppData\Local\Temp\katFC0B.tmp | N/A |
| Set value (data) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25\Blob = 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 | C:\Users\Admin\AppData\Local\Temp\katFC0B.tmp | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25 | C:\Users\Admin\AppData\Local\Temp\katFC0B.tmp | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\katFC0B.tmp | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\5cf1875d49763a1e2c06cde297dd35a1a1b6be86ce105de2bd174091f787cc00.exe
"C:\Users\Admin\AppData\Local\Temp\5cf1875d49763a1e2c06cde297dd35a1a1b6be86ce105de2bd174091f787cc00.exe"
C:\Users\Admin\AppData\Local\Temp\katFC0B.tmp
C:\Users\Admin\AppData\Local\Temp\katFC0B.tmp
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | t.me | udp |
| NL | 149.154.167.99:443 | t.me | tcp |
| NL | 149.154.167.99:443 | t.me | tcp |
| NL | 149.154.167.99:443 | t.me | tcp |
| NL | 149.154.167.99:443 | t.me | tcp |
| US | 8.8.8.8:53 | steamcommunity.com | udp |
| BE | 104.68.92.92:443 | steamcommunity.com | tcp |
| US | 8.8.8.8:53 | www.microsoft.com | udp |
| FI | 65.21.109.161:443 | 65.21.109.161 | tcp |
| FI | 65.21.109.161:443 | 65.21.109.161 | tcp |
| FI | 65.21.109.161:443 | 65.21.109.161 | tcp |
| FI | 65.21.109.161:443 | 65.21.109.161 | tcp |
| FI | 65.21.109.161:443 | 65.21.109.161 | tcp |
| FI | 65.21.109.161:443 | 65.21.109.161 | tcp |
| FI | 65.21.109.161:443 | 65.21.109.161 | tcp |
| FI | 65.21.109.161:443 | 65.21.109.161 | tcp |
Files
memory/2248-0-0x0000000000220000-0x0000000000221000-memory.dmp
memory/2248-1-0x0000000003460000-0x00000000035AC000-memory.dmp
\Users\Admin\AppData\Local\Temp\katFC0B.tmp
| MD5 | 66064dbdb70a5eb15ebf3bf65aba254b |
| SHA1 | 0284fd320f99f62aca800fb1251eff4c31ec4ed7 |
| SHA256 | 6a94dbda2dd1edcff2331061d65e1baf09d4861cc7ba590c5ec754f3ac96a795 |
| SHA512 | b05c6c09ae7372c381fba591c3cb13a69a2451b9d38da1a95aac89413d7438083475d06796acb5440cd6ec65b030c9fa6cbdaa0d2fe91a926bae6499c360f17f |
memory/804-16-0x0000000000400000-0x0000000000649000-memory.dmp
memory/804-13-0x0000000000400000-0x0000000000649000-memory.dmp
memory/804-24-0x0000000000400000-0x0000000000649000-memory.dmp
memory/804-23-0x0000000000400000-0x0000000000649000-memory.dmp
memory/804-19-0x0000000000400000-0x0000000000649000-memory.dmp
memory/804-17-0x0000000000400000-0x0000000000649000-memory.dmp
memory/2248-21-0x0000000000400000-0x0000000000663000-memory.dmp
memory/804-9-0x0000000000400000-0x0000000000649000-memory.dmp
memory/804-12-0x0000000000400000-0x0000000000649000-memory.dmp
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015
| MD5 | 49aebf8cbd62d92ac215b2923fb1b9f5 |
| SHA1 | 1723be06719828dda65ad804298d0431f6aff976 |
| SHA256 | b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f |
| SHA512 | bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b |
C:\Users\Admin\AppData\Local\Temp\Tar285.tmp
| MD5 | 4ea6026cf93ec6338144661bf1202cd1 |
| SHA1 | a1dec9044f750ad887935a01430bf49322fbdcb7 |
| SHA256 | 8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8 |
| SHA512 | 6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b |
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\F0ACCF77CDCBFF39F6191887F6D2D357
| MD5 | a266bb7dcc38a562631361bbf61dd11b |
| SHA1 | 3b1efd3a66ea28b16697394703a72ca340a05bd5 |
| SHA256 | df545bf919a2439c36983b54cdfc903dfa4f37d3996d8d84b4c31eec6f3c163e |
| SHA512 | 0da8ef4f8f6ed3d16d2bc8eb816b9e6e1345dfe2d91160196c47e6149a1d6aedaafadcefd66acdea7f72dcf0832770192ceac15b0c559c4ccc2c0e5581d5aefc |
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\F0ACCF77CDCBFF39F6191887F6D2D357
| MD5 | 0515bbd60e64cbc9de048794135a734c |
| SHA1 | 02ea7b8e62a0ed1ff01a09d2e08341ba7952ac28 |
| SHA256 | 63d22fcd345469931eebc2bef597f51859643fc6caea876fccfacdb1b061cb8d |
| SHA512 | de758ec98f1b37b0a2e0cc4a6f7230817d06a6a26389196903f9e7439f881eacd080520202010093d3cc3387a1d7bb484c0b010eb6caafe81688be6726db7018 |
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
| MD5 | 4290ccd7ee2743829b3908d13a748afb |
| SHA1 | f6d5b9cb8deb08c4c693f0d0d91310227123307b |
| SHA256 | 1918e032da45f8c3a8807dc4ed18ebb5f8bb56d19fbd9cc4db9bd34b35b10604 |
| SHA512 | c2f71a8c6dcf7ed4ad7f361d89e10e4c8e021c38e3a8bf3c89a06ba765e557c49e5fb8a02a1466a4f10132165162add369bcc42c8c0e59f6de805fce92f14322 |
memory/804-193-0x0000000000400000-0x0000000000649000-memory.dmp
memory/804-218-0x0000000000400000-0x0000000000649000-memory.dmp
memory/804-244-0x0000000028790000-0x00000000289EF000-memory.dmp
memory/804-255-0x0000000000400000-0x0000000000649000-memory.dmp
memory/804-280-0x0000000000400000-0x0000000000649000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-03 05:32
Reported
2024-06-03 05:37
Platform
win10-20240404-en
Max time kernel
79s
Max time network
189s
Command Line
Signatures
Detect 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 |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Stealc
Vidar
Downloads MZ/PE file
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat6590.tmp | N/A |
Reads user/profile data of web browsers
Checks installed software on the system
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1260 set thread context of 192 | N/A | C:\Users\Admin\AppData\Local\Temp\5cf1875d49763a1e2c06cde297dd35a1a1b6be86ce105de2bd174091f787cc00.exe | C:\Users\Admin\AppData\Local\Temp\kat6590.tmp |
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Users\Admin\AppData\Local\Temp\kat6590.tmp | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat6590.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat6590.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat6590.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat6590.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat6590.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat6590.tmp | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\5cf1875d49763a1e2c06cde297dd35a1a1b6be86ce105de2bd174091f787cc00.exe
"C:\Users\Admin\AppData\Local\Temp\5cf1875d49763a1e2c06cde297dd35a1a1b6be86ce105de2bd174091f787cc00.exe"
C:\Users\Admin\AppData\Local\Temp\kat6590.tmp
C:\Users\Admin\AppData\Local\Temp\kat6590.tmp
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | t.me | udp |
| NL | 149.154.167.99:443 | t.me | tcp |
| DE | 49.13.158.245:5432 | 49.13.158.245 | tcp |
| US | 8.8.8.8:53 | 245.158.13.49.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 99.167.154.149.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 203.107.17.2.in-addr.arpa | udp |
| DE | 49.13.158.245:5432 | 49.13.158.245 | tcp |
| DE | 49.13.158.245:5432 | 49.13.158.245 | tcp |
| DE | 49.13.158.245:5432 | 49.13.158.245 | tcp |
| DE | 49.13.158.245:5432 | 49.13.158.245 | tcp |
| DE | 49.13.158.245:5432 | 49.13.158.245 | tcp |
| DE | 49.13.158.245:5432 | 49.13.158.245 | tcp |
| DE | 49.13.158.245:5432 | 49.13.158.245 | tcp |
| US | 8.8.8.8:53 | 14.227.111.52.in-addr.arpa | udp |
Files
memory/1260-0-0x00000000007E0000-0x00000000007E1000-memory.dmp
memory/1260-2-0x0000000003F10000-0x000000000405C000-memory.dmp
memory/192-4-0x0000000000400000-0x0000000000649000-memory.dmp
memory/192-8-0x0000000000400000-0x0000000000649000-memory.dmp
memory/1260-9-0x0000000000400000-0x0000000000663000-memory.dmp
memory/192-10-0x0000000000400000-0x0000000000649000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\kat6590.tmp
| MD5 | 66064dbdb70a5eb15ebf3bf65aba254b |
| SHA1 | 0284fd320f99f62aca800fb1251eff4c31ec4ed7 |
| SHA256 | 6a94dbda2dd1edcff2331061d65e1baf09d4861cc7ba590c5ec754f3ac96a795 |
| SHA512 | b05c6c09ae7372c381fba591c3cb13a69a2451b9d38da1a95aac89413d7438083475d06796acb5440cd6ec65b030c9fa6cbdaa0d2fe91a926bae6499c360f17f |
memory/192-16-0x0000000000400000-0x0000000000649000-memory.dmp
memory/192-17-0x0000000000400000-0x0000000000649000-memory.dmp
memory/192-19-0x000000001B690000-0x000000001B8EF000-memory.dmp
memory/192-34-0x0000000000400000-0x0000000000649000-memory.dmp
memory/192-35-0x0000000000400000-0x0000000000649000-memory.dmp