Analysis Overview
SHA256
d8977b1135e6261bc2d80bf5cd5c11dcb6573b071675288444da47462eb8f799
Threat Level: Known bad
The file config.exe was found to be: Known bad.
Malicious Activity Summary
SilverRat
Silverrat family
Sets file to hidden
Checks computer location settings
Loads dropped DLL
Executes dropped EXE
Legitimate hosting services abused for malware hosting/C2
Command and Scripting Interpreter: PowerShell
Adds Run key to start application
Enumerates physical storage devices
Unsigned PE
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Uses Task Scheduler COM API
Suspicious use of SetWindowsHookEx
Views/modifies file attributes
Scheduled Task/Job: Scheduled Task
Suspicious use of WriteProcessMemory
Delays execution with timeout.exe
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2025-02-20 23:10
Signatures
Silverrat family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral2
Detonation Overview
Submitted
2025-02-20 23:10
Reported
2025-02-20 23:12
Platform
win10v2004-20250217-en
Max time kernel
135s
Max time network
144s
Command Line
Signatures
SilverRat
Silverrat family
Sets file to hidden
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\System32\attrib.exe | N/A |
| N/A | N/A | C:\Windows\System32\attrib.exe | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-2593460650-190333679-3676257533-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\config.exe | N/A |
| Key value queried | \REGISTRY\USER\S-1-5-21-2593460650-190333679-3676257533-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\discord\$77discord.exe.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\discord\$77discord.exe.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ = "\"C:\\Users\\Admin\\discord\\$77discord.exe.exe\"" | C:\Users\Admin\AppData\Local\Temp\config.exe | N/A |
Command and Scripting Interpreter: PowerShell
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
Legitimate hosting services abused for malware hosting/C2
| Description | Indicator | Process | Target |
| N/A | pastebin.com | N/A | N/A |
| N/A | pastebin.com | N/A | N/A |
Enumerates physical storage devices
Delays execution with timeout.exe
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\timeout.exe | N/A |
Scheduled Task/Job: Scheduled Task
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\System32\schtasks.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\config.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\discord\$77discord.exe.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\discord\$77discord.exe.exe | N/A |
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Views/modifies file attributes
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\System32\attrib.exe | N/A |
| N/A | N/A | C:\Windows\System32\attrib.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\config.exe
"C:\Users\Admin\AppData\Local\Temp\config.exe"
C:\Windows\System32\attrib.exe
"C:\Windows\System32\attrib.exe" +s +h "C:\Users\Admin\discord"
C:\Windows\System32\attrib.exe
"C:\Windows\System32\attrib.exe" +s +h "C:\Users\Admin\discord\$77discord.exe.exe"
C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmpCD62.tmp.bat""
C:\Windows\system32\timeout.exe
timeout 3
C:\Users\Admin\discord\$77discord.exe.exe
"C:\Users\Admin\discord\$77discord.exe.exe"
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Set-MpPreference -ExclusionExtension exe,bat,dll,ps1;exit
C:\Windows\System32\schtasks.exe
"C:\Windows\System32\schtasks.exe" /create /sc daily /tn "discord.exe_Task-DAILY-21PM" /TR "%MyFile%" /ST 21:00
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 150.171.27.10:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | pastebin.com | udp |
| US | 104.20.3.235:443 | pastebin.com | tcp |
| US | 8.8.8.8:53 | AK4-53145.portmap.host | udp |
| DE | 193.161.193.99:53145 | AK4-53145.portmap.host | tcp |
| DE | 193.161.193.99:53145 | AK4-53145.portmap.host | tcp |
| DE | 193.161.193.99:53145 | AK4-53145.portmap.host | tcp |
| DE | 193.161.193.99:53145 | AK4-53145.portmap.host | tcp |
| DE | 193.161.193.99:53145 | AK4-53145.portmap.host | tcp |
| DE | 193.161.193.99:53145 | AK4-53145.portmap.host | tcp |
Files
memory/3568-0-0x00007FFD17623000-0x00007FFD17625000-memory.dmp
memory/3568-1-0x0000000000BE0000-0x0000000000BEE000-memory.dmp
memory/3568-2-0x00007FFD17620000-0x00007FFD180E1000-memory.dmp
memory/3568-3-0x00007FFD17623000-0x00007FFD17625000-memory.dmp
memory/3568-4-0x00007FFD17620000-0x00007FFD180E1000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\tmpCD62.tmp.bat
| MD5 | ba86a795aefd9fa139d96732c48ca1d6 |
| SHA1 | 3444ea670694851db5b2ac139186df861178a419 |
| SHA256 | c088a02439e8e3f33123fc085cc27643e6d381111b762a31423b9dd0be1f217e |
| SHA512 | a2b9fecf0df0b852bb77e8ba79c7b6ddfcbd7d655871d4092bbaa4c2b8a68e74b0ad5c3ace9818f585a6f53b8e010533cd2e85a304a48262615ccfa5ff148ccb |
memory/3568-10-0x00007FFD17620000-0x00007FFD180E1000-memory.dmp
C:\Users\Admin\discord\$77discord.exe.exe
| MD5 | f04fdc29810e2b16364d85fdd50aa425 |
| SHA1 | eb097566fec9bd89079240fba838c4f64bbcc757 |
| SHA256 | d8977b1135e6261bc2d80bf5cd5c11dcb6573b071675288444da47462eb8f799 |
| SHA512 | 296de0e37e184e0d77df2d868d1dba7725013244f12e437b1d75d3427ea128ab0c5b300ef416006692ec9642f3fde9084d46744890fd595f64b8fba0c43c4b8b |
memory/2004-14-0x00007FFD17620000-0x00007FFD180E1000-memory.dmp
memory/4384-20-0x00000258FA3D0000-0x00000258FA3F2000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_vp4ewjhm.moa.ps1
| MD5 | d17fe0a3f47be24a6453e9ef58c94641 |
| SHA1 | 6ab83620379fc69f80c0242105ddffd7d98d5d9d |
| SHA256 | 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7 |
| SHA512 | 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82 |
memory/2004-27-0x00007FFD17620000-0x00007FFD180E1000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2025-02-20 23:10
Reported
2025-02-20 23:12
Platform
win7-20240729-en
Max time kernel
137s
Max time network
147s
Command Line
Signatures
SilverRat
Silverrat family
Sets file to hidden
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\System32\attrib.exe | N/A |
| N/A | N/A | C:\Windows\System32\attrib.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\discord\$77discord.exe.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\cmd.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ = "\"C:\\Users\\Admin\\discord\\$77discord.exe.exe\"" | C:\Users\Admin\AppData\Local\Temp\config.exe | N/A |
Command and Scripting Interpreter: PowerShell
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
Legitimate hosting services abused for malware hosting/C2
| Description | Indicator | Process | Target |
| N/A | pastebin.com | N/A | N/A |
| N/A | pastebin.com | N/A | N/A |
Enumerates physical storage devices
Delays execution with timeout.exe
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\timeout.exe | N/A |
Scheduled Task/Job: Scheduled Task
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\System32\schtasks.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\config.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\config.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\config.exe | N/A |
| N/A | N/A | C:\Users\Admin\discord\$77discord.exe.exe | N/A |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\config.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\discord\$77discord.exe.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\discord\$77discord.exe.exe | N/A |
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Views/modifies file attributes
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\System32\attrib.exe | N/A |
| N/A | N/A | C:\Windows\System32\attrib.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\config.exe
"C:\Users\Admin\AppData\Local\Temp\config.exe"
C:\Windows\System32\attrib.exe
"C:\Windows\System32\attrib.exe" +s +h "C:\Users\Admin\discord"
C:\Windows\System32\attrib.exe
"C:\Windows\System32\attrib.exe" +s +h "C:\Users\Admin\discord\$77discord.exe.exe"
C:\Windows\system32\cmd.exe
cmd /c ""C:\Users\Admin\AppData\Local\Temp\tmpD597.tmp.bat""
C:\Windows\system32\timeout.exe
timeout 3
C:\Users\Admin\discord\$77discord.exe.exe
"C:\Users\Admin\discord\$77discord.exe.exe"
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Set-MpPreference -ExclusionExtension exe,bat,dll,ps1;exit
C:\Windows\System32\schtasks.exe
"C:\Windows\System32\schtasks.exe" /create /sc daily /tn "discord.exe_Task-DAILY-21PM" /TR "%MyFile%" /ST 21:00
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | pastebin.com | udp |
| US | 172.67.19.24:443 | pastebin.com | tcp |
| US | 8.8.8.8:53 | AK4-53145.portmap.host | udp |
| DE | 193.161.193.99:53145 | AK4-53145.portmap.host | tcp |
| DE | 193.161.193.99:53145 | AK4-53145.portmap.host | tcp |
| DE | 193.161.193.99:53145 | AK4-53145.portmap.host | tcp |
| DE | 193.161.193.99:53145 | AK4-53145.portmap.host | tcp |
| DE | 193.161.193.99:53145 | AK4-53145.portmap.host | tcp |
| DE | 193.161.193.99:53145 | AK4-53145.portmap.host | tcp |
Files
memory/2464-0-0x000007FEF5AF3000-0x000007FEF5AF4000-memory.dmp
memory/2464-1-0x000000013FAF0000-0x000000013FAFE000-memory.dmp
memory/2464-2-0x000007FEF5AF0000-0x000007FEF64DC000-memory.dmp
memory/2464-3-0x000007FEF5AF3000-0x000007FEF5AF4000-memory.dmp
memory/2464-4-0x000007FEF5AF0000-0x000007FEF64DC000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\tmpD597.tmp.bat
| MD5 | 42d8f4586db2900a79a68773d5e1ba80 |
| SHA1 | 1fd011773233aa875bdd7beed2700ccdac0e42fe |
| SHA256 | ba40c92ef7741d5338fb3f66dbe2f488be014c5287713ff6549fc823b3c8445e |
| SHA512 | d9d393ac1591ba31f3534237b4948c63c9f7dc5e9ba269151b0e4638f3e3efffe300198034cdef3d8a4c8f237c2db40f4d067f8a154cea191d2d50e3f94479e7 |
memory/2464-14-0x000007FEF5AF0000-0x000007FEF64DC000-memory.dmp
\Users\Admin\discord\$77discord.exe.exe
| MD5 | f04fdc29810e2b16364d85fdd50aa425 |
| SHA1 | eb097566fec9bd89079240fba838c4f64bbcc757 |
| SHA256 | d8977b1135e6261bc2d80bf5cd5c11dcb6573b071675288444da47462eb8f799 |
| SHA512 | 296de0e37e184e0d77df2d868d1dba7725013244f12e437b1d75d3427ea128ab0c5b300ef416006692ec9642f3fde9084d46744890fd595f64b8fba0c43c4b8b |
memory/2676-19-0x000000013FE30000-0x000000013FE3E000-memory.dmp
memory/1912-24-0x000000001B700000-0x000000001B9E2000-memory.dmp
memory/1912-25-0x0000000001F40000-0x0000000001F48000-memory.dmp