Analysis Overview
SHA256
d13a9c092aa960e7886b92a348bd9d1ad74fbfbc9dbd298e9340c2a7bfc5cc1d
Threat Level: Known bad
The file d13a9c092aa960e7886b92a348bd9d1ad74fbfbc9dbd298e9340c2a7bfc5cc1d was found to be: Known bad.
Malicious Activity Summary
Stealc
Detect Vidar Stealer
Vidar
Downloads MZ/PE file
Reads user/profile data of web browsers
Executes dropped EXE
Loads dropped DLL
Checks installed software on the system
Suspicious use of SetThreadContext
Unsigned PE
Checks processor information in registry
Suspicious behavior: EnumeratesProcesses
Modifies system certificate store
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-06-07 01:43
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-07 01:43
Reported
2024-06-07 01:58
Platform
win7-20240220-en
Max time kernel
20s
Max time network
126s
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
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat3736.tmp | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\d13a9c092aa960e7886b92a348bd9d1ad74fbfbc9dbd298e9340c2a7bfc5cc1d.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\d13a9c092aa960e7886b92a348bd9d1ad74fbfbc9dbd298e9340c2a7bfc5cc1d.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1700 set thread context of 2944 | N/A | C:\Users\Admin\AppData\Local\Temp\d13a9c092aa960e7886b92a348bd9d1ad74fbfbc9dbd298e9340c2a7bfc5cc1d.exe | C:\Users\Admin\AppData\Local\Temp\kat3736.tmp |
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\kat3736.tmp | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25 | C:\Users\Admin\AppData\Local\Temp\kat3736.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\kat3736.tmp | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\d13a9c092aa960e7886b92a348bd9d1ad74fbfbc9dbd298e9340c2a7bfc5cc1d.exe
"C:\Users\Admin\AppData\Local\Temp\d13a9c092aa960e7886b92a348bd9d1ad74fbfbc9dbd298e9340c2a7bfc5cc1d.exe"
C:\Users\Admin\AppData\Local\Temp\kat3736.tmp
C:\Users\Admin\AppData\Local\Temp\kat3736.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 |
| 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 | tcp | |
| FI | 65.21.109.161:443 | tcp | |
| FI | 65.21.109.161:443 | tcp | |
| FI | 65.21.109.161:443 | tcp |
Files
memory/1700-0-0x0000000000220000-0x0000000000221000-memory.dmp
memory/2944-9-0x0000000000400000-0x0000000000649000-memory.dmp
memory/2944-23-0x0000000000400000-0x0000000000649000-memory.dmp
memory/2944-22-0x0000000000400000-0x0000000000649000-memory.dmp
memory/1700-20-0x0000000000400000-0x00000000005CE000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\kat3736.tmp
| MD5 | b72c302f94af349153c8a3bf55c228ae |
| SHA1 | ee2cf2bd11f2e965e90fddf5f94faa74d209468b |
| SHA256 | 40cf30efe0ffc8875997d5819e2c501046f0a14ba68201fea9250a4d2b514581 |
| SHA512 | ef7a1aa5fb9c04f1e1b403aa657ec84946eb3fa5c136f5c8670e41d375395b794e1a1b4beeaf7c65ae61aa8fcad386bd71aed3e1c3ff6533cf49fb929ae4a607 |
memory/2944-18-0x0000000000400000-0x0000000000649000-memory.dmp
memory/2944-17-0x0000000000400000-0x0000000000649000-memory.dmp
memory/2944-15-0x0000000000400000-0x0000000000649000-memory.dmp
memory/2944-14-0x0000000000400000-0x0000000000649000-memory.dmp
memory/2944-11-0x0000000000400000-0x0000000000649000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\kat3736.tmp
| MD5 | d7d3e9e68f500a5362ef855382d5934b |
| SHA1 | 740495877cbcda9c61c8eb1ce3cb0c0f20738a81 |
| SHA256 | 8cdc50bc308edd6d0f70d7c8203f0ef469daaa62ae801a00c93e6b9160fef772 |
| SHA512 | 512f5d5764050274d5beb6c966c787eb50a9850ec4c4886cda14f3a912dc627d29d2cac5db7f825500041a47ce65ecc4e8f728dc934c748f6575ae17d4c2cf89 |
memory/1700-2-0x00000000032F0000-0x000000000343C000-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\Tar5401.tmp
| MD5 | 4ea6026cf93ec6338144661bf1202cd1 |
| SHA1 | a1dec9044f750ad887935a01430bf49322fbdcb7 |
| SHA256 | 8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8 |
| SHA512 | 6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b |
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
| MD5 | 038c12614ad4541b7f07896f705fba9f |
| SHA1 | 2046e9cf1ff08dba039ca4df605d89415fcd6930 |
| SHA256 | 6eb7fe1e80f67a5c523feff19b9d0413b50e29227f1b83950b0891a721b0a859 |
| SHA512 | 56479cabd10fb980ee17b51bd497dceb6694867f089f9d7185324febfc1520d991742a0f08447f79495f8ac51106982c24799152e4c2cff23e3e5380a883f88e |
memory/2944-171-0x0000000000400000-0x0000000000649000-memory.dmp
memory/2944-192-0x0000000000400000-0x0000000000649000-memory.dmp
memory/2944-193-0x0000000000400000-0x0000000000649000-memory.dmp
memory/2944-216-0x0000000014AA0000-0x0000000014CFF000-memory.dmp
memory/2944-230-0x0000000000400000-0x0000000000649000-memory.dmp
memory/2944-251-0x0000000000400000-0x0000000000649000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-07 01:43
Reported
2024-06-07 01:58
Platform
win10-20240404-en
Max time kernel
195s
Max time network
313s
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 |
Stealc
Vidar
Downloads MZ/PE file
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat80F7.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 3648 set thread context of 4256 | N/A | C:\Users\Admin\AppData\Local\Temp\d13a9c092aa960e7886b92a348bd9d1ad74fbfbc9dbd298e9340c2a7bfc5cc1d.exe | C:\Users\Admin\AppData\Local\Temp\kat80F7.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\kat80F7.tmp | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat80F7.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat80F7.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat80F7.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat80F7.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat80F7.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat80F7.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat80F7.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat80F7.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat80F7.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat80F7.tmp | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\d13a9c092aa960e7886b92a348bd9d1ad74fbfbc9dbd298e9340c2a7bfc5cc1d.exe
"C:\Users\Admin\AppData\Local\Temp\d13a9c092aa960e7886b92a348bd9d1ad74fbfbc9dbd298e9340c2a7bfc5cc1d.exe"
C:\Users\Admin\AppData\Local\Temp\kat80F7.tmp
C:\Users\Admin\AppData\Local\Temp\kat80F7.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 | 0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.8.0.8.0.8.0.8.0.ip6.arpa | udp |
| DE | 49.13.158.245:5432 | 49.13.158.245 | tcp |
| US | 8.8.8.8:53 | 99.167.154.149.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 245.158.13.49.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 144.107.17.2.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 |
| US | 8.8.8.8:53 | 18.173.189.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.205.248.87.in-addr.arpa | udp |
| DE | 49.13.158.245:5432 | tcp | |
| US | 8.8.8.8:53 | udp |
Files
memory/3648-0-0x0000000000840000-0x0000000000841000-memory.dmp
memory/4256-10-0x0000000000400000-0x0000000000649000-memory.dmp
memory/3648-9-0x0000000000400000-0x00000000005CE000-memory.dmp
memory/4256-8-0x0000000000400000-0x0000000000649000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\kat80F7.tmp
| MD5 | 66064dbdb70a5eb15ebf3bf65aba254b |
| SHA1 | 0284fd320f99f62aca800fb1251eff4c31ec4ed7 |
| SHA256 | 6a94dbda2dd1edcff2331061d65e1baf09d4861cc7ba590c5ec754f3ac96a795 |
| SHA512 | b05c6c09ae7372c381fba591c3cb13a69a2451b9d38da1a95aac89413d7438083475d06796acb5440cd6ec65b030c9fa6cbdaa0d2fe91a926bae6499c360f17f |
memory/4256-4-0x0000000000400000-0x0000000000649000-memory.dmp
memory/3648-2-0x0000000003EA0000-0x0000000003FEC000-memory.dmp
memory/4256-16-0x0000000000400000-0x0000000000649000-memory.dmp
memory/4256-17-0x0000000000400000-0x0000000000649000-memory.dmp
memory/4256-19-0x000000001B6F0000-0x000000001B94F000-memory.dmp
memory/4256-34-0x0000000000400000-0x0000000000649000-memory.dmp
memory/4256-35-0x0000000000400000-0x0000000000649000-memory.dmp