Analysis Overview
SHA256
b512b0c4c6ef548033fbce2a8261e7e15796be715c5fdd57aa8ef6a67dd1a50d
Threat Level: Known bad
The file 053e2d163701b05e0a365740b3acc67e.bin was found to be: Known bad.
Malicious Activity Summary
Vidar
Stealc
Detect Vidar Stealer
Downloads MZ/PE file
Executes dropped EXE
Loads dropped DLL
Accesses cryptocurrency files/wallets, possible credential harvesting
Suspicious use of SetThreadContext
Unsigned PE
Program crash
Suspicious behavior: EnumeratesProcesses
Checks processor information in registry
Delays execution with timeout.exe
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK Matrix V13
Analysis: static1
Detonation Overview
Reported
2024-06-15 01:01
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-15 01:01
Reported
2024-06-15 01:04
Platform
win7-20240220-en
Max time kernel
121s
Max time network
122s
Command Line
Signatures
Detect Vidar Stealer
| Description | Indicator | Process | Target |
| 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:\ProgramData\FCFBFBFBKF.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | N/A |
Accesses cryptocurrency files/wallets, possible credential harvesting
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2064 set thread context of 2308 | N/A | C:\Users\Admin\AppData\Local\Temp\2289656d0b1515397a4b1a827382987140dd7c0f0305be61ae2e22b2a882b392.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\ProgramData\FCFBFBFBKF.exe |
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe | N/A |
Delays execution with timeout.exe
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\timeout.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\2289656d0b1515397a4b1a827382987140dd7c0f0305be61ae2e22b2a882b392.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\2289656d0b1515397a4b1a827382987140dd7c0f0305be61ae2e22b2a882b392.exe
"C:\Users\Admin\AppData\Local\Temp\2289656d0b1515397a4b1a827382987140dd7c0f0305be61ae2e22b2a882b392.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
C:\ProgramData\FCFBFBFBKF.exe
"C:\ProgramData\FCFBFBFBKF.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1988 -s 68
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c timeout /t 10 & rd /s /q "C:\ProgramData\DAKFCGIJKJKF" & exit
C:\Windows\SysWOW64\timeout.exe
timeout /t 10
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 | 65.109.240.138:443 | 65.109.240.138 | tcp |
| FI | 65.109.240.138:443 | 65.109.240.138 | tcp |
| FI | 65.109.240.138:443 | 65.109.240.138 | tcp |
| FI | 65.109.240.138:443 | 65.109.240.138 | tcp |
| FI | 65.109.240.138:443 | 65.109.240.138 | tcp |
| FI | 65.109.240.138:443 | 65.109.240.138 | tcp |
| FI | 65.109.240.138:443 | 65.109.240.138 | tcp |
| FI | 65.109.240.138:443 | 65.109.240.138 | tcp |
| FI | 65.109.240.138:443 | tcp | |
| FI | 65.109.240.138:443 | tcp | |
| FI | 65.109.240.138:443 | tcp | |
| FI | 65.109.240.138:443 | tcp | |
| FI | 65.109.240.138:443 | tcp | |
| FI | 65.109.240.138:443 | tcp | |
| FI | 65.109.240.138:443 | 65.109.240.138 | tcp |
| FI | 65.109.240.138:443 | 65.109.240.138 | tcp |
| RU | 5.42.65.116:80 | 5.42.65.116 | tcp |
| FI | 65.109.240.138:443 | 65.109.240.138 | tcp |
| FI | 65.109.240.138:443 | 65.109.240.138 | tcp |
| FI | 65.109.240.138:443 | 65.109.240.138 | tcp |
| FI | 65.109.240.138:443 | 65.109.240.138 | tcp |
| FI | 65.109.240.138:443 | 65.109.240.138 | tcp |
Files
memory/2064-0-0x000000007456E000-0x000000007456F000-memory.dmp
memory/2064-1-0x0000000000D90000-0x000000000120E000-memory.dmp
memory/2064-2-0x0000000074560000-0x0000000074C4E000-memory.dmp
memory/2064-3-0x0000000005060000-0x0000000005188000-memory.dmp
memory/2064-4-0x0000000000870000-0x000000000088C000-memory.dmp
memory/2064-64-0x0000000000870000-0x0000000000885000-memory.dmp
memory/2064-62-0x0000000000870000-0x0000000000885000-memory.dmp
memory/2064-60-0x0000000000870000-0x0000000000885000-memory.dmp
memory/2064-58-0x0000000000870000-0x0000000000885000-memory.dmp
memory/2064-56-0x0000000000870000-0x0000000000885000-memory.dmp
memory/2064-54-0x0000000000870000-0x0000000000885000-memory.dmp
memory/2064-52-0x0000000000870000-0x0000000000885000-memory.dmp
memory/2064-50-0x0000000000870000-0x0000000000885000-memory.dmp
memory/2064-48-0x0000000000870000-0x0000000000885000-memory.dmp
memory/2064-46-0x0000000000870000-0x0000000000885000-memory.dmp
memory/2064-44-0x0000000000870000-0x0000000000885000-memory.dmp
memory/2064-42-0x0000000000870000-0x0000000000885000-memory.dmp
memory/2064-40-0x0000000000870000-0x0000000000885000-memory.dmp
memory/2064-38-0x0000000000870000-0x0000000000885000-memory.dmp
memory/2064-36-0x0000000000870000-0x0000000000885000-memory.dmp
memory/2064-34-0x0000000000870000-0x0000000000885000-memory.dmp
memory/2064-32-0x0000000000870000-0x0000000000885000-memory.dmp
memory/2064-30-0x0000000000870000-0x0000000000885000-memory.dmp
memory/2064-28-0x0000000000870000-0x0000000000885000-memory.dmp
memory/2064-26-0x0000000000870000-0x0000000000885000-memory.dmp
memory/2064-24-0x0000000000870000-0x0000000000885000-memory.dmp
memory/2064-22-0x0000000000870000-0x0000000000885000-memory.dmp
memory/2064-20-0x0000000000870000-0x0000000000885000-memory.dmp
memory/2064-18-0x0000000000870000-0x0000000000885000-memory.dmp
memory/2064-16-0x0000000000870000-0x0000000000885000-memory.dmp
memory/2064-14-0x0000000000870000-0x0000000000885000-memory.dmp
memory/2064-12-0x0000000000870000-0x0000000000885000-memory.dmp
memory/2064-10-0x0000000000870000-0x0000000000885000-memory.dmp
memory/2064-8-0x0000000000870000-0x0000000000885000-memory.dmp
memory/2064-6-0x0000000000870000-0x0000000000885000-memory.dmp
memory/2064-5-0x0000000000870000-0x0000000000885000-memory.dmp
memory/2064-65-0x0000000074560000-0x0000000074C4E000-memory.dmp
memory/2308-68-0x0000000000400000-0x0000000000648000-memory.dmp
memory/2308-69-0x0000000000400000-0x0000000000648000-memory.dmp
memory/2308-67-0x0000000000400000-0x0000000000648000-memory.dmp
memory/2308-66-0x0000000000400000-0x0000000000648000-memory.dmp
memory/2064-76-0x0000000074560000-0x0000000074C4E000-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\Tar2BF7.tmp
| MD5 | 4ea6026cf93ec6338144661bf1202cd1 |
| SHA1 | a1dec9044f750ad887935a01430bf49322fbdcb7 |
| SHA256 | 8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8 |
| SHA512 | 6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b |
\ProgramData\FCFBFBFBKF.exe
| MD5 | 7fc744e8d5f2c7c533dd995a5d0c1d30 |
| SHA1 | f8220ea06b9c3e5d31a203f63787bd502780f33c |
| SHA256 | 00bb335318bc7964d7d8f58e4e3688d340431a5f38998ee257898c88874b0797 |
| SHA512 | c3a96071bdabaaca5689f11c14505d0d4bd8f877a7aaf6ce5b376db46cd589819bf810c68f704197a9a91b7ce46217e7a05c3f86b7d64cd61a7a367178e68aeb |
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-15 01:01
Reported
2024-06-15 01:04
Platform
win10v2004-20240508-en
Max time kernel
51s
Max time network
53s
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 |
Stealc
Vidar
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1340 set thread context of 1040 | N/A | C:\Users\Admin\AppData\Local\Temp\2289656d0b1515397a4b1a827382987140dd7c0f0305be61ae2e22b2a882b392.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe |
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe | N/A |
Delays execution with timeout.exe
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\timeout.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\2289656d0b1515397a4b1a827382987140dd7c0f0305be61ae2e22b2a882b392.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\2289656d0b1515397a4b1a827382987140dd7c0f0305be61ae2e22b2a882b392.exe
"C:\Users\Admin\AppData\Local\Temp\2289656d0b1515397a4b1a827382987140dd7c0f0305be61ae2e22b2a882b392.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c timeout /t 10 & del /f /q "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe" & rd /s /q "C:\ProgramData\JEBKKEGDBFII" & exit
C:\Windows\SysWOW64\timeout.exe
timeout /t 10
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | t.me | udp |
| US | 8.8.8.8:53 | steamcommunity.com | udp |
Files
memory/1340-0-0x000000007480E000-0x000000007480F000-memory.dmp
memory/1340-1-0x0000000000F10000-0x000000000138E000-memory.dmp
memory/1340-2-0x0000000005E20000-0x0000000005EBC000-memory.dmp
memory/1340-3-0x0000000005EC0000-0x0000000005F26000-memory.dmp
memory/1340-4-0x0000000005F30000-0x0000000006058000-memory.dmp
memory/1340-5-0x0000000074800000-0x0000000074FB0000-memory.dmp
memory/1340-6-0x0000000003840000-0x000000000385C000-memory.dmp
memory/1340-8-0x0000000003840000-0x0000000003855000-memory.dmp
memory/1340-28-0x0000000003840000-0x0000000003855000-memory.dmp
memory/1340-32-0x0000000003840000-0x0000000003855000-memory.dmp
memory/1340-66-0x0000000003840000-0x0000000003855000-memory.dmp
memory/1340-64-0x0000000003840000-0x0000000003855000-memory.dmp
memory/1340-62-0x0000000003840000-0x0000000003855000-memory.dmp
memory/1340-60-0x0000000003840000-0x0000000003855000-memory.dmp
memory/1340-58-0x0000000003840000-0x0000000003855000-memory.dmp
memory/1340-56-0x0000000003840000-0x0000000003855000-memory.dmp
memory/1340-54-0x0000000003840000-0x0000000003855000-memory.dmp
memory/1340-52-0x0000000003840000-0x0000000003855000-memory.dmp
memory/1340-50-0x0000000003840000-0x0000000003855000-memory.dmp
memory/1340-48-0x0000000003840000-0x0000000003855000-memory.dmp
memory/1340-46-0x0000000003840000-0x0000000003855000-memory.dmp
memory/1340-44-0x0000000003840000-0x0000000003855000-memory.dmp
memory/1340-42-0x0000000003840000-0x0000000003855000-memory.dmp
memory/1340-40-0x0000000003840000-0x0000000003855000-memory.dmp
memory/1340-38-0x0000000003840000-0x0000000003855000-memory.dmp
memory/1340-36-0x0000000003840000-0x0000000003855000-memory.dmp
memory/1340-34-0x0000000003840000-0x0000000003855000-memory.dmp
memory/1340-30-0x0000000003840000-0x0000000003855000-memory.dmp
memory/1340-26-0x0000000003840000-0x0000000003855000-memory.dmp
memory/1340-24-0x0000000003840000-0x0000000003855000-memory.dmp
memory/1340-22-0x0000000003840000-0x0000000003855000-memory.dmp
memory/1340-20-0x0000000003840000-0x0000000003855000-memory.dmp
memory/1340-18-0x0000000003840000-0x0000000003855000-memory.dmp
memory/1340-16-0x0000000003840000-0x0000000003855000-memory.dmp
memory/1340-14-0x0000000003840000-0x0000000003855000-memory.dmp
memory/1340-12-0x0000000003840000-0x0000000003855000-memory.dmp
memory/1340-10-0x0000000003840000-0x0000000003855000-memory.dmp
memory/1340-7-0x0000000003840000-0x0000000003855000-memory.dmp
memory/1040-67-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1040-69-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1340-71-0x0000000074800000-0x0000000074FB0000-memory.dmp
memory/1340-73-0x0000000074800000-0x0000000074FB0000-memory.dmp
memory/1040-72-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1040-74-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1040-75-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1040-77-0x0000000000400000-0x0000000000648000-memory.dmp